Konica Minolta 2300 manual

1750068-001 B[...]

2 Trademarks KONICA MINOL T A and the KONICA MINOL T A logo are trademarks or registere d trademarks of KONICA M INOL T A HOLDINGS, INC. QCOLOR and magicolor are trademarks or registere d trademarks of KONICA MINOL T A PRINTING SOLUTIONS U.S.A., INC. Proprietary Statement The digitally encoded software included wi th yo ur printer is Copyright © 2[...]

3 CONTENTS[...]

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5 CONTENTS ........ .............................. .............. ............. 3 SAFETY ............ ................................ .............. ............. 9 Safety Precautions for Inspec tion and Service .................................................. 11 Warning ...........................................................................[...]

6 Waste Toner Bottle Detection ..................................................................... 66 FUSING SECTION .............................................................................. .............. 67 Fusing Unit .......................................... ........................................................ 67 Fusing Temperature [...]

7 Using the Status Display .................................................. .......................... 143 Status, Error and Service Messages .................................................... ..... 144 TROUBLESHOOTING .... .............................. ........... 147 Introduction ..............................................................[...]

8[...]

9 SAFETY[...]

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11 1. SAFETY PRECAUTIONS FOR INSPECTION AND SERVICE • When performing inspection and service pro c edures, observe the following precautions to prevent accidents and ensure utmost safety . ✽ Depending on the model, some of the pr ecautions listed below do not apply . • Different markings are used to denote specific meanings as detailed below [...]

12 • This product contains a high-voltage uni t and a circuit with a large current capacity that may cause an electric shock or burn. • The product also contains parts that can jerk suddenly and cause injury . • If this product uses a laser , laser beam leakage may cause eye damage or blindness. WA R N I N G 3. Do not throw to ner or the tone[...]

13 1-2. Caution W ARNING 9. Maintain a Grounded Connection at all times. • Connect the power cord to an electrical outlet that is equipped with a ground- ing terminal. 10. Do not rem odel the product. • Modifying this product in a manner not authorized by th e manufacturer may result in a fire or electric shock. If this pr oduct uses a laser , [...]

14 CAUTION 2. Precautions for Servicing with Covers and Parts Removed. • Wherever feasible, keep all parts and covers mounted when energizing the product. • If energizing the product with a cover re moved is ab solutely unavoidable, do not touch any exposed live parts and use care not to allow your clothing to be caught in the moving parts. Nev[...]

15 1-3. Used Batteries Pre cautions ALL Areas CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalen t type recommended by the manufacturer . Dispose of used batteries according to the manufacturer ’s instructions. Germany VORSICHT! Explosionsgefahr be i unsachgemäßem Austausch der Batterie. Ersa[...]

16 1-4. Other Precaution s • When handling circuit boards, observe the “HANDLING of PWBs”. • The PC Drum is a very delicate component. Observe the precautions given in “HAN- DLING OF THE PC DRUM” because mishan dli ng may result in serious image problems. • Note that replacement of a circuit board may ca ll for readjustments or resett[...]

17 4. Precautions for Dis/Reasse mbly • Be sure to unplug the printer from the outlet before attempting to service th e printer . • The basic rule is not to operate the printer anytime during disassembl y . If it is absolutely necessary to run the printer with its covers removed, use care not to allow your clothing to be caught in revolving par[...]

18 8. Handling of the Imag ing Cartridge During Tr ansportation/S torage • The storage temperature is in the range between –20 °C and +40 °C . • In summer , a void leaving the Imaging Cartridge in a car for a long time. Handling • S tore the Imaging Cartridge in a place t hat is not exposed to direct sunlight. Precautionary Information on[...]

19 1-6. Safety information (1) Laser Safety • This is a digital machine certified as a cla ss 1 laser product. There is no possibility of danger from a laser , provided the machine is se rviced accor ding to the instruction in this manual. (2) Internal Laser Radiation *:Laser power in surface of the PC Drum • This product employs a Class 3b las[...]

20 the U.S.A., Canada (CDRH Regulation ) • This machine is certified as a Class I Laser product under Radia tion Performance S tan- dard according to the Food, Drug and Co smetic Act of 1990. Compliance is mandatory for Laser products marketed in the United S tates and is reported to the Center for Devices and Radiological Health (CDRH) of the U.[...]

21 Finland, Sweden Norway LUOKAN 1 LASERLAITE KLASS 1 LASER APP ARA T VA R O I T U S ! Laitteen käyttäminen muulla kuin tässä käyttöohj eessa mainitulla tavalla saattaa altistaa käyttäjän turvallisuusluokan 1 ylittä välle näkymätt ömälle lasersäteilylle. puolijohdelaser Laserdiodin suurin teho 5 mW aallonpituus 770-795 nm VA R N I N[...]

22 1-7. Laser Safety Label • A laser safety label is attached to t he outside of the machine as shown below . 1-8. Laser Caution La bel • A laser caution label is attached to the inside of the machine as shown below. f or 120V f or 220 - 240V f or 100V 4131o003AA C4131s005AA[...]

23 1-9. PRECAUTIONS FOR HANDL ING THE LASER EQUIPMENT • When laser protective goggles are to be used, select ones with a lens con forming to the above specifications. • When a disassembly job needs to be performed in the laser b eam path, such as when working around the printerhead and PC Drum, be sure fir st to turn the printer OFF . • If th[...]

24[...]

25 GENERAL[...]

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27 1. Product Specifications (1) Printer T ype Desktop full-col or laser beam printer Printing metho d Electrophotographic ( two-part imaging cartridge) Exposure method Laser diode and polygon mirror scanning Print resolution 600 dpi (dots/inch) Media sizes A5T , B5T , A4, Letter , Legal Media types Plain paper (16-24 lb bond , 60-90 g/m2), recycle[...]

28 (2) Second paper cassette (Option) (3) Dupl ex unit Operating environment 50-95° F (10-35 ° C) 15 - 85% Drum cartridge lif e 45,000 pag es (black/white ratio=5 %) T oner cartridge life (p urchased sepa rately ) 4,500 pages (bl ack/white ratio=5%) 1,500 pages (bl ack/white ratio=5%) T oner cartridge life (enclosed cartridge) Black: 1, 500 pages[...]

29 (4) Controller magicolor 2300DL (PWB- P) CPU D8405 200MHz Memory configuration S tandard ROM: 4MB S tandard RAM: 32MB S tanda rd I/F Ethernet (10/ 100BASE-TX, RJ-45) IEEE1284 (Comp atible/Nibble/ECP/EPP) USB T ype B connector Network protoc ol TCP/IP DHCP , ARP/ICMP , BOOT P , SLP , IPP , HTTP , SNMP , LPR Network print service RA W Port Printin[...]

30 (5) Controller magicolor 2350 (PWB-P) (6) Controller magicolor 2300W (PWB-P) CPU IBM Mercury , Power PC 405, 200 Mhz processor core SOC, system bus speed of 100 Mhz Memory configuration Boot ROM (512KB); 12 MB Flash ROM (support s up to 24MB) 128 MB standa rd, upgreadeable to 384 MB via 1 DIMM slot S tandard I /F Ethernet (10/100BASE-TX, RJ-45) [...]

31 2. Inst allation Precautions 2-1. Inst allation env ironment T o ensure safety and prevent possi ble malfunctions, install the unit in a location tha t meets the following requirements. • A location that is not exposed to extremel y high or low temperatures and not exposed to extremely high or low humidity . • A location that is not exposed [...]

32 2-3. Sp ace requirement s • 4131o103AA 23.2 in (5 90 mm) 15.4 in. (390 mm) 27.8 in. (705 mm) 13.4 in. (340 mm) C4131o105AA 19.7 in. (500 mm) 27.6 in. (700 mm) 1 1.8 in. (300 mm) 5.9 in. (150 mm)[...]

33 3. Operation Precautions 3-1. Ensuring the optimum performa nce of this unit • Never place heavy objects on the unit or subject it to shocks. • Make sure that the power supply plug is se curely inserted in to the electrical outlet. • Never remove secured panels or open doors of the unit while it is p rinting. • Never turn off the unit wh[...]

34 3-5. Part s Identificat ion 1 2 3 4 5 6 7 8 4131o107AA 4131o106AA 4131o001AA 4131g002AA 4131g003AA 4131g004AA 1. Manual fee d tray 2. Power switch 3. Image tr ansfer belt unit 4. W aste toner bot tle 5. Drum cartridge 6. T oner cartridge 7. Right-side door release lever 8. Duplex uni t (optional)[...]

35 MECHANICAL/ ELECTRICAL[...]

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37 1. CROSS-SECTIONAL VIEW ✽ Paper Path The printer has a Multi-Purpose T ray (MPT) cap able of holding up to 200 sheets of paper . Paper feeding becomes a two-way system by mounting an optional feeder unit. • The paper pulled by the Paper T ake-Up Roll is transported by the Transport Roller , Syn- chronizing Roller , Second Image T ransfer Rol[...]

38 2. ELECTRICAL COMPONENTS LA YOUT (1) Printer 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 17 4131D002AA[...]

39 1. Fusing Roller Heater Lamp (H1) 2. Fusing Pressure Roller Heater Lamp (H2) 3. Thermistor (TH1) 4. Thermostat (TS1) 5. Second Image Transfer Roller Pres- sure Contact Solenoid (SL5) 6. Fusing Cooling Fan Motor (M5) 7. Synchronizing Roller Solenoid (SL3) 8. Fusing Paper Loop Detecting Sensor (PC1 1) 9. T ransport Roller Solenoid (SL2) 10. Right [...]

40 (2) 2300DL Controller Symbol Item Explanation U18 CPU Destiny D8405 200 MHz controller control CPU U26, U27, U28, U29 SDRAM 8-MB memory chip, a total of 32 MB st andard memory CON4 Expansi on slot 68-pin SD-RAM add-on memory (128 , 256 MB, PC100/ 133 CL3) CN1 Connector 10/100Base-T Ethernet RJ4 5 connector U3 IC Ethernet Controller CN3 Connector[...]

41 (3) 2350 Controller Symbol Item Explanation U13 CPU 200 MHz Power PC 405 CPU U3, U6, U10, U12, U16, U19, U24, U30 SDRAM A total of 128 MB st andard memory J7 Expansion slot 68-pin SD- RAM add-on memory ( 128, 256 MB, PC100/ 133 CL3) J15 Connector 10/100Base-T E thernet RJ45 connecto r J16 Connector IEEE1284 Parall el Connector J17 Connector USB [...]

42 (4) 2300W Controller 4131M554AA Engine Controller connect or Controller ASIC Image memory Image memory Parallel/USB Interface Connector Demonstration ROM B oard Connector Controller Panel Interf ace Connector[...]

43 3. OPERA TING SEQUENCE ✽ Conditions: A4 plain paper , full-color printing Polygon Motor (M3) Print Request Image T ransfer Belt Positioning Sensor (PC5) Main Motor (M1) FD Scanning Signal (/TOD) Rack Motor (M2) PC Drum Charge Output Synchronizing Roller Solenoid (SL3) Synchronizing Roller Sensor (PC2) Second Image T ransfer Output Second Image[...]

44 4. IMAGE ST ABILIZA TION CONTROL • The printer provides the image stabilization control as detailed below to ensure stabilized print image. 4-1. AIDC Detection • The amount of toner sticking to the Image T ransfer Belt is measured and color reproduc- ibility is stabi lized. 1. A light-emitting diode is used to emit infrared rays that illumin[...]

45 4-2. Outline of AIDC Contr ol • The following AIDC controls are provided to ensure image stabilization. (1) Ds correction control • Sets a developing bias optimum to prevent foggy print or uneven density . (2) LED intensity adjustment control • Adjusts the intensity of the LED light of the AIDC sensor to ensure a constant output value on t[...]

46 4-3. Operation T iming • A specific function of image stabilization cont rol is carried out as required according to the situation. ✽ 1: When 1,000 printed pages have been produced after A has been perform ed last. ✽ 2: When 200 printed pages have been produced after A and B have been performed last. Operating T iming Processing • When a[...]

47 4-4. T emperature/Humidity Sens or • The bias voltage is determined based on the value calculated through A TVC (Auto T ransfer V olt age Control) and by the T e mperature/Humidity Sensor (environment). Humidity Data T emperature Data Master Board (PWB-A) T emperature/Humid ity Sensor (HS1) High V oltage Unit (HV) Second Image T ransfer Bias A[...]

48 4-5. A TVC (Auto T ransfer V olta ge Control • Adjusts the transfer bias voltage based on the age and cleanliness of the transfer rollers. Fixed current is output to first transfer roller Image T ransfer Belt is cleaned Resistance of first transfer roller is measured First transfer voltage is determined Second transfer roller is cleaned AT V C[...]

49 5. DRUM CARTRIDGE 5-1. PC Drum • The photoconductive drum used in this pr inter is th e organic photo conductor (OPC) type. ✽ This is the PC Drum consisting of the Charge Generating Layer a nd the Charge Trans- port Layer applied to an aluminum alloy base. Handling Precaution The PC Drum exhibits light fatigue after be ing exposed to light f[...]

50 5-2. PC Drum Charging • The PC Drum Charge Corona employs a comb electrode Scorotron charger system. • It generates corona emission to deposit a c harge evenly across the su rface of the PC Drum through a grid mesh. • The comb electrode ensures that a char ge is concentrated on the grid mesh, thus reduc- ing the amount of ozone produced. P[...]

51 6. LASER EXPOSURE An electrostatic latent image is formed on the su rface of the PC Drum by a laser light emit- ted from the print head. (1) FD Direction (vertical scann ing direction) • The Polygon Motor and Main Motor are ener gized by the PRINT signal, which starts a paper take-up sequence. • The printing action in the FD direction is sta[...]

52 (3) Print Area • The figure below shows the print area in the FD and CD direction. /HSYNC /VIDEO /VIDEO /T OD V oid Image Width: 4 mm V oid Image Wid th: 4 mm CD Direction: 208 mm FD Direction: 345 mm 80 ms 4131M046AA[...]

53 7. DEVELOPING UNIT (1) T oner Cartridg e Rack When printing in each of the four different colors of toner , the T oner Cartridge Rack is rotated to bring the T oner Cartridge of the corresponding co lor of toner (K, Y , M, or C) to the developing position. (2) Drive for the T oner Cartridge Rack • The T oner Cartridge Rack is d riven by the Ra[...]

54 (3) Drive for the Developing Roller • The Developing Roller is driven by the Rack Motor (M2) and the De veloping Roller Drive Gears. • When the T oner Cartridge Rack is stopped at th e developing position, the Developing Roller is rotated by a drive from the Rack Motor (M2) transmitted with the Developing Roller Drive Gears. Rack Motor (M2) [...]

55 7-1. Developing Position (1) T oner Cartridg e Rack Stop Position for Development • The stop position for development of each T oner Cartridge is determined by the Rack Lock Lever and the Rack Home Position Sensor (PC4). • The T oner Cartridge Rack rotates and the Rack Lock Lever drops into a stopping cutout. This unblocks the Rack Home Posi[...]

56 7-2. T oner Cartridge (1) Construction • The T oner Cartridge is constructed a s illustrated below . 1 23 4 5 6 7 8 4131M050AA 4131M0 51AA 1. T oper Hopper 2. T oner Agitating Plate 3. T oner Transport Roller 4. Developing Roller 5. PC Drum 6. First Regulator Blade 7. Second Regulator Blade 8. Bias Seal[...]

57 (2) First Regulator Blade / Second R egulator Blade • Regulates the amount of toner supplied to the Developing Roller. (3) Developing Roller • Carries toner , whose amount has been regulated by the Regulator Blades. (4) Developing Bias • Applied to the Developing Roller to ensure that an adequate amount of toner is fed to the PC Drum. (5) [...]

58 (7) T oner C artridge Installation Detection • T oner Cartridge installation detection is made with the T oner Cartridge Detectio n Sensor (PC8) and the Reflector in the T oner C artridge. Detection Method Intensity of Light Reflected No Cartridge installed NO Cartridge installed YES CP U GND VCC Reflector Reflector PC8 4131M039AA 4131M040AA[...]

59 (8) Detection of a brand new T oner Cart ridge 1. A brand new T oner C artridge is installed. 2. The Front Door is closed. Then, the Power Swit ch is turned ON. 6. The toner Cartridge, which is detected as “not installed,” is stopped at the developing position. Then, the Develo ping Roller is rotated. According to the above-mentioned se quen[...]

60 8. IMAGE TRANSFER 8-1. Image T ransfer Belt Unit (1) Construction (2) Drive T rain 1 2 3 4 56 4131M053AA 1. Image Transfer Belt 2. Cleaning Blade 3. Waste T oner Conveying Coil 4. First Image Transfer Roller 5. Drive Roller 6. Second Image T ransfer Roller 1 2 4131M009AA 1. Main Motor (M1) 2. Drive R oller[...]

61 (3) First Image T ransfer • The first image transfer bias is applied to th e First Image Transfer Roller to transfer the toner image on the surface of the PC Drum onto the Image Transfer Belt. (4) Second Image T ransfer • The second image transfer bias is applied to the Second I mage T ransfer Roller to trans- fer the toner image on the Imag[...]

62 (5) Second Image T ransfer Roller Pressure/Retraction • The Second Image T ransfer Roller is pre ssed against, and retracted from, the Image T ransfer Belt by a cam on the printer side that is turned as the Second Image T ransfer Roller Pressure Contact Solenoid (SL5) is energized or de energized. • When the Second Image Transfer Roller Pres[...]

63 8-2. Second Image T ransfer Roller Cleaning • A reverse bias is applied to the Second Im age Transfer Roller to remove any residual toner left on the roller . • The residual toner is transferred onto the I mage T ransfer Belt and then recovered b y the Cleaning Blade. (1) Operating T iming • After the lapse of a given period of time during[...]

64 8-3. Image T ransfer Belt Cleaning Mechan ism (1) Image T ransfer Belt Cleaning Blade • The Cleaning Blade is used to scrape any residual toner off the surface of the Image T ransfer Belt. Image Transfer Belt Positioning Sensor (PC5) Cam Belt Cleaner Separation So lenoid (SL4) Cleaning Blade Opposing Roller Cleaning Blade 4131M01 1AA 4131M058A[...]

65 (2) Image T ransfer Belt Cleaning Blade Ret raction • The Image T ransfer Belt Cleaning Blade is r e tracted from the Opposing Roller by a cam on the printer side that turns as the Belt Cleaner Separation Solenoid (SL4) is energized or deenergized. • The cam on the printer side is made into direct contact with the Cleaning Blade housing so t[...]

66 8-4. W aste T oner Bott le • W aste toner on the PC Drum and the Image Transfer Belt is collected. • The waste toner sticking to the surface of the PC Drum is scraped o ff by the Cleaning Blade and conveyed by the W ast e T oner Conveying Coil. • The waste toner left on the surface of the Image Transfer Belt is scraped off by the Image T r[...]

67 9. FUSING SECTION 9-1. Fusing Unit (1) Overview • T oner transferred onto the paper through the image transfer process is permanently fixed onto the paper . • The fusing system employed in the printer is a heat roller method, in which the Fusing Roller heated by a heater lamp is pressed against the Fu sing Pressure Roller and, by feeding the[...]

68 (2) Drive • The Fusing Unit is driven by the Main Motor (M1). (3) Fusing Roller Pressure • The Fusing Roller and the Fusing Pressure Roll er are pressed a gainst each other at all times. They are released for maintenan ce service or replacement of parts. • When a paper misfeed occurs in the Fusing Unit, the Fusing Misfeed Clearing Levers a[...]

69 9-2. Fusing T emperature Control (1) Fusing T emperature Control Circuit • The resistance of the Thermistor (TH) mounted to the Fusing Roller varies with tempera- ture. The higher the temperature, the smalle r the re sistance value. The output from the Thermistor (TH) is applied to the analog port of the C PU. • When the temperature increase[...]

70 (2) Fusing T em perature Control • The temperature control as detailed below is provided by means of the Fusing Roller Heater Lamp (H1) and the Fusing Pr essure Roller Heater Lamp (H2). • The surface temperature of the Fusing Roller is converted by the Thermistor (TH1) to a corresponding electrical signal. 1. W arm-up Control • The tempera[...]

71 10. P APER T AKE-UP SECTION 10-1. Manual Feed T ray (1) Paper T ake-Up Mechanism • The Manual Feed Tray consist s of a Paper T ake-Up Roll, Paper Lifting Plate, and the Manual Feed Paper T ake- Up Solenoid (SL1). • When the Manual Feed Paper T ake-Up Solenoid (SL1) is energized, the cam turns. At the same time, the Paper Lifting Plate ra ise[...]

72 10-2. Lower Feeder Unit (Option) (1) Paper T ake-Up Mech anism • Since there is no drive motor installed, t he drive for paper take-up and transport (supplied from M1) is transmitted through a drive coupling gear from the printer . • The same paper take-up mechanism is employed as that of the Multi-Purpose T ray , except that paper separator[...]

73 1 1. OTHER MECHANISMS 1 1-1. Duplex Unit (Optio n) (1) Drive • The drive for the Duplex Unit works as fo llows. The paper having a printed image on its one side is temporarily fed toward the Exit Tray and, as soon as the trailing edge of the paper moves past the guide plate before the Ex it Roller , th e Exit Roller is turned back- ward so tha[...]

74 (2) Paper Feeding Method 1. Operations in 2-sided printing with a singl e sheet of paper resident in, and circulated through, the system 2 4657M521AA (1) Paper is taken up and fed in and the image on page 2 of the print job is printed. 2 4657M522AA (2) The paper is temporarily fed toward the exit section and, immediately before the paper leaves [...]

75 ✽ S teps from (2) to (6) are hereafter repeated. 1 2 4657M524AA (5) The image on page 1 of the print job is printed on the paper that is taken up from the Duplex Unit. (6) The first paper is fed out of the printer .[...]

76 2. Operations in 2-sided printing with two s heets of paper resident in, and circulated through, the system: 2 4657M515AA (1) The first sheet of paper is taken up and fed in and the image on page 2 of the print job is printed. 2 4657M516AA (2) The first sheet of paper is temporarily fed toward the exit section and, immediately before the paper l[...]

77 ✽ S teps from (2) to (12) are hereafter repeated. 1 2 4 4657M519AA (9) The image on page 1 of the print job is printed on the first sheet of paper . (10) The second sheet of paper is transported into the Duplex Unit. 1 2 4 3 4657M526AA (1 1) At the same time that the first she et of paper is fed out of the printer , the image on page 3 is prin[...]

78 3. Operations in 2-sided printing with two shee ts of paper resident in the system and with a new sheet of paper taken up when a printed page with images printed on both sides is fed out 4 2 (1) The first sheet of paper is taken up and fed in and the image on page 2 of the print job is printed. (2) The first sheet of paper is temporarily fed tow[...]

79 ✽ S teps from (13) to (18) are hereafter repeated. 4 6 2 1 4657M531AA (10) The first sheet of paper fed out in exit tray . (1 1) At the same time the third sheet of paper is taken up and fed in. (12) The second of sheet of paper stopped at take- up position. 4 3 6 2 1 4657M532AA (13) The image on page 3 is printed on the second sheet of paper [...]

80[...]

81 MAINTENANCE & DISAS- SEMBL Y/ASSEMBL Y 19971[...]

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83 1. Disassembly/Assembly Precautions 1-1. Precautions for disassemb ly and assembly • Unplug the power cord from the electrical outlet before ser vicing the printer . • Reassemble the unit in reverse order of disassembly unless otherwise instructed. • If it is necessary to run the printer with it s covers removed, use extreme care to avoid [...]

84 1-6. Precautions for trans porting or storing the OPC drum car - tridge • Use the specified carton when transporting or storing the OPC drum ( magicolor 2350)/ PC drum (magicolor 2300 dl). • Do not store or place an OPC drum cartridge in a location where it will be exposed to direct sunlight. The storage temperature should be between -4°F(-[...]

85 2. Maintenance Schedule PM Parts Maintenance Cycle Near Life Detec- tion Life Detec- tion Print Inhibited Ref. Page in This Manual Clean Replace Paper T ake-Up Section Paper T ake-Up Roller When paper take-up failure occurs 200K Prints NO NO NO 89 Separator Ro ller Assy When paper take-up failure occurs 200K Prints NO NO NO 89 T ransfer Sect ion[...]

86 NOTES ✽ Replace the Paper T ake-Up Roll and Separato r Roll at the same time. ✽ Replace the Second Image T ransfer Rol ler and Fusing Unit at the same time. ✽ When the Fusing Unit ha s been replaced, reset th e counter on the control pa nel. (See CONTROL P ANEL/SERVICE MODE DESCRIPTIONS.) ✽ When the Image T ransfer Belt Uni t and Second [...]

87 2-1. Guideline for Life Speci fications V alues by Unit 2-2. Detail of Each Unit Life ✽ 1: The Life Specification V alue represen ts the number of prints made or figures equiva- lent to it when given conditions are me t. They can be more or less depending on the printer operating conditions of each individual user . NOTES • The Life V alue r[...]

88 Conditions for Life S pecifications V alues magicolor 2300DL, 2350, 2300W Print conditions Mon ochrome: producing three printed pages continuously; color: making two printed pages continuously Paper Size A4C or Letter C Color Ratio Monochrome : Color = 3 : 1 Density C/W(Coverage/White) ratio = 5% in each color[...]

89 3. Maintenance And Cleaning (1) Cleaning of the Paper T ake-Up Roller (2) Replacement the Paper T ake-up Roller 3. Cleaning of the Paper Separator Roll 1. Open the right-side door . 2. Using a soft cloth dampened with alcohol, wipe the Paper T ake-Up Roll clean of dirt. C4131o073AB 1. Remove the right-side door . 2. Remove the knob, and then rep[...]

90 (3) Replacement of the Paper Sep arating Roller Assy (4) Cleaning of the Paper Du st Roller 1. Remove the right-side door . 2. Remove two screws and the Paper Separator Roll Mounting Assy . 4131D058AC 3. T ake off the rubber stopper , shaft, spring, and guide plate to remove the Paper Separator Roll fixing bracket assy . 4658D003AA 4. Snap off o[...]

91 (5) Cleaning of the Transport Roller (6) Replacement of the Waste T onner Bo ttle (7) Cleaning of the Areas aro und W aste T oner Co llections Port 1. Open the Right-side Door . 2. Using a soft cloth dampened with alcohol, wipe the T ransport Roller clean of dirt. C4131o073AC 1. Open the Front Door . 2. Hold onto the handle of the Waste T oner B[...]

92 (8) Cleaning of the Laser L ens Cover (9) Replacement of the Second Image T ransfer Roller 1. Open the Front Door . 2. Remove the Waste T oner Bottle. 3. Withdraw the Laser Lens Cover . 4. Wipe the lens of the Laser Lens Cover cle an of dirt using a soft cloth dampened with alcohol. C4131o043AA 1. Remove the Right-side Door . 2. While pulling th[...]

93 4. Replacement of the Unit s (1) Replacement of the OPC Drum Cartridge 1. Open the Front Door . 2. Remove the Waste T oner Bottle. 3. Lower the unlock lever and remove the Dru m Cartridge. C4131o027AA 4. Reinstall the new Drum Cartridge. C4131o030AA 5. Pull the protective sheet of the Drum Cartridge to the front and remove it. 6. Raise the unloc[...]

94 (2) Replacement of the Image Transfer Belt Unit (3) Replacement of the T oner Cartridge 1. Open the Front Door . 2. Remove the Waste T onner Bottle. 3. Remove the Drum Cartridge. 4. Remove two screws and the Image T ransfer Belt Unit. NOTE When replacing the Image T ransfer Belt Unit, be sure to remove the packing materials. Do not touch the tra[...]

95 (4) Replacement of the F using Unit 1. Remove the T op Front C over . 2. Remove the T op Cover. 3. Open the Right-side Door . 4. Remove two screws and the Fusing Unit Cove r . 4131D032AA 5. Unplug the connector from the Power Unit and remove the harness from the cord holder . 6. Remove the Fusing Unit from the machine (two screws and two connect[...]

96 4-1. Disassembly Procedures (1) Doors, Covers, And Exterior Parts: Identification And R emoval Procedures 1 2 4 5 6 7 3 9 8[...]

97 No. Name Removal Procedure 1 T op Front Cover Open the Front Door and Right Door . -> Remove two screws an d the T op Front Cover. 2T o p C o v e r Open the Front Door and Right Door . -> Remove the Front Upper Cover . -> Remove five screws and the T op Cover . 3 Right-side Rear Cover Remove the Controller Protective Cover . -> Remov[...]

98 4-2. Pre-disassembly prep aration Before disassembling the machine, t he following units need to be re moved. • W aste toner bottle • OPC drum cartridge • T oner cartridges (4 colors) • Image transfer belt unit 4131o023AA 1. Open the front door . 2. Remove the waste toner bottle. 4131o027AA 3. Remove the OPC drum cartridge. 4131D061AA, 4[...]

99 4131o017AA 5. Remove all toner cartridges. (1) magicolor 2350 procedures: a) From the display , select the menu “Quality”. b) Select “T oner”, then “Re place” c) Select each toner color of the cart ridge to be removed, and then press the Select key to move the cartridge to the removal position. (2) magicolor 2300 DL procedures a) Fro[...]

100 4-3. Removal Of Circuit Boards And Other Electrical Compo- nent s NOTES • When removing a circuit board or other elec trical component, refer to “Handling of PWBs” and follow the corresponding removal procedures. • The removal procedures given in the follow ing omit the removal of connectors and screws securing the circuit board support[...]

101 (1) Rem oval o f the Re ar Cove r 1. Remove the Rear Cover (2) T o replace th e Master Board Note • When replacing the master board, be sure to move th e EEPROM from the old master board to the new one. 1. Remove the rear cover and the master board. 2. Replace the EEPROM (IC3). 2. Remove the harness and connector. 3. Remove five screws and th[...]

102 (3) Removal of the Controller Bo ard 1. Remove the Controller Board Protective Cover. (4) Removal of the Power Unit 1. Open the Right-side Door . 2. Remove the T op Front Cover. 3. Remove the T op Cover . 4. Remove the Left-side Cover . 2. Remove the harness and connector. 3. Remove seven screws and the Controller Board (PWB-P). 4131D055AB 5. R[...]

103 (5) Removal of the High V oltage Unit 1. Open the Right-side Door . 2. Remove the T op Front C over . 3. Remove the T op Cover. 4. Remove the Rear Cover . 5. Remove the Left-side Cover. 6. Remove the Controller Protective Cove r . 7. Remove the harness and connector. 8. Remove seven screws and the Controller Board (PWB-P). 4131D055AB 9. Remove [...]

104 (6) Removal of the Lower Feeder Control Board 1. Remove three screws and the Lower Feed er Control Board Assy . 4131D072AA 2. Remove the harness and connector. 3. Remove one screw and the PWB protective cover . 4131D073AA 4. Remove two screws and the Lower Feeder Con- trol Board. 4131D074AA[...]

105 (7) Removal of the Duplex Unit Control Boa rd 1. Remove one screw and the PWB Protective Cover . 4131D075AA 2. Remove the harness and connector. 3. Remove two screws and the Duplex Unit Contr ol Board. 4131D076AA[...]

106 4-4. Removal of Unit s (1) Removal of the Right -side Door 1. Remove the Front Door . 2. Remove the Controller Protective Cover. 3. Remove the Rear Cover . 4. Remove the Front Cover . 5. Remove the Right-side Rear Cover . (2) Removal of the Print Head Unit (PH) 1. Remove the Front Door . 2. Remove the Controller Protective Cover. 3. Remove the [...]

107 8. Pull out the shaft and remove the Right-side Door . 4131D028AA 9. Remove the harness and connector. 10. Remove two screws and the Drum Unit Slide Cover . 4131D037AA 1 1. Remove one screw and the Laser Lens Cover . 4131D038AA 12. Remove two screws and the Print Head Cover . 4131D038AA 13. Remove three screws and the Print Head Unit (PH). 4131[...]

108 (3) Removal of the Fusing Unit 1. Remove the T op Front Cover. 2. Remove the T op Cover . 3. Open the Right-side Door . (4) Removal of the T ransport Unit 1. Open the Right-side Door . 2. Remove the T op Front Cover. 3. Remove the T op Cover . 4. Remove the Controller Board Protective Cover. 5. Remove the Controller Board. 6. Remove the Rear Co[...]

109 13. Remove the ha rness and connector . 14. Remove ten screws and the Transport Unit. 1 1. Remove seven screws and the Controller Box. 4131D016AA 12. Remove two screws and the Master Board Cover . 4131D018AA 4131D504AA[...]

11 0 (5) Removal of the Duplex Unit 1. Open The Right-side Door. (6) Removal of the Lower Feeder 2. Remove two screws. 3. Supporting the Duplex Unit with your h and, remove the cable hook. C4131o082AB 1. Remove one screw and the rear panel fixing bracket. C4131o091AA 2. Open the Front Door and slide out the Second Paper Cassette. 3. Remove two scre[...]

111 4-5. DISASSEMBL Y OF THE ENGINE P ARTS (1) Power Supply Cooli ng Fan Motor 1. Open the Right-side Door . 2. Remove the T op Front C over . 3. Remove the Front Cover . 4. Remove the Rear Cover . (2) Removal of the Fusing Cooling F an Motor 1. Remove the Right-side Door . 2. Remove the Right-side Door Cover . 5. Remove the harness and connector. [...]

11 2 (3) Removal of the Ventilation Fan Motor 1. Open the Right-side Door . 2. Remove the T op Front Cover. 3. Remove the T op Cover . 4. Remove the Rear Cover . (4) Removal of the Main Motor Assembly 1. Remove the Controller Protective Cover. 2. Remove the Rear Cover . 5. Remove the harness and connector. 6. Remove two screws and the V entilation [...]

11 3 (5) Removal of the Rack Motor 1. Open the Right-side Door . 2. Remove the T op Front C over . 3. Remove the T op Cover. 4. Remove the Rear Cover . 5. Remove the Left-side Cover. 6. Remove the Controller Protective Cove r . 7. Remove four screws and the Main Motor Assy . 4131D020AA 7. Remove seven screws and the Controller Box. 4131D016AA 8. Re[...]

11 4 (6) Removal of the T urnover Motor And The T ransport Motor 1 1. Snap off one E-ring and remove the cam from the inside of the printer . 12. Remove five screws and the Rack Drive Assy . 4131D069AA 13. Snap off one E-ring. Then, remove the Rack Clutch Shaft and the Drive Gear . 4131D070AA 14. Remove two screws and the Rack Motor. 4131D071AA 1. [...]

11 5 (7) Removal of the Manual Feed T ake -up Solenoid 1. Remove the T op Front C over . 2. Remove the T op Cover. 3. Remove the Rear Cover . 4. Remove the Left-side Cover. 5. Remove the Right-side Door . 6. Remove the Front Cover . 4. Remove the harness and connector. 5. Remove one screw and the Duplex Unit Cover. 4131D048AA 6. Remove two screws a[...]

11 6 10. Remove the connector an d PWB Support. 1 1. Remove four screws and the High V oltage Unit (HV). 4131D017AA 12. Remove two screws and the Master Board Cover . 4131D018AA 13. Remove eleven screws and the bottom plate. 4131D065AA 14. Remove five screws and the Manual Feed T ake- Up Assy . 4131D066AA 15. Remove one screw and the Manual Feed Pa[...]

11 7 (8) Removal of the Transport Roller Solenoid 1. Remove the Transport Unit See page 10 8 (9) Removal of the Synchronin g Roller Solenoid 1. Remove the Transport Unit See page 10 8 2. Remove one screw and the Transport Roller Solenoid. 4131D507AA 2. Remove two screws and the Transport Unit gear mounting bracket. 4131D505AA 3. Remove one screw an[...]

11 8 (10) Removal of the Second Image Transfer Roller Pressure Contact Solenoid 1. Remove the Transport Unit See page 108 2. Remove the Transport Unit gear mounting bracket. 4131D505AA 3. Remove one screw and the 2nd Image Transfer Roller Pressure Contact Solenoid. 4131D509AA[...]

11 9 (1 1) Removal of the B elt Cleaner Separation Solenoid 1. Open the Right-side Door . 2. Remove the T op Front C over . 3. Remove the T op Cover. 4. Remove the Rear Cover . 5. Remove the Left-side Cover. 6. Remove the Controller Protective Cove r . 7. Remove the harness and connector. 8. Remove two screws and the Power Supply Cool- ing Fan Moto[...]

120 (12) R emoval of th e Fusing Paper Loop Sol enoid 1. Remove the Rear Cover 2. Remove seven screws and the Controller Box. 4131D016AA 3. Remove the harness and connector. 4. Remove five screws and the Master Board (PWB-A). 4131D009AA 5. Remove two screws and the Master Board Cover . 4131D018AA 6. Remove one screw and the Fusing Paper Loop Soleno[...]

121 (13) Removal of the AIDC sensor 1. Remove the T op Front C over . 2. Remove the T op Cover. 3. Remove the Left-side COver . 4. Remove three screws and the prote ctive cover . 4131D013AA 5. Remove the harness, connector , and PWB Sup- port. 6. Remove three screws and the Power Unit . 4131D014AA 7. Remove the wiring saddle on the protective sheet[...]

122 (14) Removal of the Manual feed tray 1. Remove the T op Front Cover. 2. Remove the T op Cover . 3. Remove the Front Cover . 4. Remove the Left-side Cover . (15) Disassembly of the Fus ing Unit 1. Remove the Fusing Unit. See page 108 5. Remove two screws and the switch box. 4131D021AA 6. Snap off the C-ring and remove the Manual Feed Tr a y . 41[...]

123 Notes for installation When installing the fusing roller and the fusing pr essure roller , install them with the speci- fied misalignment. St andard: ± 3 mm or less 4. Remove two screws and the Thermostat (TS1). 4131D053AA 5. Remove the Fusing Roller and Fusing Pressure Roller (screw , E-ring, C-ring). 4131D054AA 3 mm or less 3 mm or less Fusi[...]

124 (16) Disassembly of the ton er cartridge rack 1. Remove the controller prote ctive cover , top- front cover , top cover , left-side cover , rear cover , controller , con troller box, high-voltage unit, master board, and master-bo ard bracket. 2. Remove the rear-rack shaft cover. (3 screws) rack1 3. Remove the screws securing the rack disk to th[...]

125 6. Remove the toner-cartridge rack and rack disk from the printer . rack4[...]

126[...]

127 CONTROL P ANEL / SER- VICE MODE DESCRIP TIONS[...]

[...]

129 1. Control Panel Descr iptions—2300DL & 2350 ✽ For details, refer to the User ’s Guide supplied with the unit. 1-1. Names of control p anel p art s and their functions 1-2. Message Wi ndow (1) Ready screen The ready screen is the initial message that appears after the unit is finished warming up and after a menu setting is cancelled. [...]

130 The following appear in the warning screen according to the condition of the printer. <Malfunction display> This generally appears when a malfunction that cannot be corrected by the user has occurred. Example: Malfunction that can be indicated wit h malfunction code. <Error display> This appears when an error has occurred. Example: [...]

131 (3) St atus Messages magicolor 2300 DL Messages magicolor 2350 Messages CALIBRA TING CALIBRA TING CANCELLING JOB CANCELLING JOB ENERGY SA VER ENERGY SA VER IDLE MAGICOLOR 2300DL MAGICOLOR 2350 IDLE PRINTING PRINTING PROCESSING PROCESSING W ARMING UP WARMING UP ST ARTING SYSTEM COPYING # of # INITIALIZING C TONER LOW CY AN LOW REPLACE? M TONER L[...]

132 NO TONER UNIT YELLOW YELLOW TONER MISSING COVER OPEN TRA Y 2 TRA Y 2 P A TH COVER OPEN W ASTE TONER BOX FULL REPLACE W ASTE TONER DRA WER OPEN TRA Y 2 [tray #] OPEN PUT X:TRA Y1 T R AY 2 N O T AT TA C H E D SIZE MISMA TCH P APER MISMA TCH SIZE/TYPE ERROR MEDIA MISMA TCH SIZE/TYPE ERROR DUPLEX ERROR AIDC SENSOR AIDC ERROR DUPLEX UNIT N OT A TT A[...]

133 2. Menu Content s for magicolor 2300 DL 2-1. Print menu overview The following settings appear in the menus. ✽ The settings that appear in bold are the defa ult settings. IDLE LANGUAGE English , French, German, Itali an, Portuguese, Sp anish, Czech, Japa- nese SPECIAL P AGES CONFIG P AGE A4, Letter DEMO P AGE MENU MAP ENGINE ENERGY SA VER 15 [...]

134 2-2. Settings menus (1) Language menu • The language in which messages are displayed can be chan ged. (2) Special pages (3) Engine menu CONSUMABLE USAGE BLACK TONER YELLOW TO NER MAGENT A TONER CY AN TONER DRUM UNIT *displays only if option installed CONFIG P AGE A configuration page can be pri nted. DEMO P AGE A demonstr ation page can be pr[...]

135 (4) Service menu (5) Network menu • If the printer is connected and used on a netwo rk, the following se ttings should be speci- fied. • For details about each setting, contact your network administrator . (6) Consumable Usage me nu F ACE COUNT A six-digit number indicating the number of pages that have been printed until now with this prin[...]

136 2-3. Service Mode This mode is used to check and specify service functions. 2-4. Service mode displays 2-5. Entering service mode <Procedure> 1. With the menu “ENGINE” selected, press the Down ke y . 2. Press the Prev . ke y until “SERVICE” is displayed. 3. Press the Select key to display “FACE COUNT”. 4. Press both the Select[...]

137 • Select this option to display the remaining se rvice life for the image transfer belt unit and the drum unit. (3) RESET CONTROLLER • Select this option to reset the controller . (4) RESET COUNTER FUSER UNIT • Select this option to reset the counter for the fusing unit.[...]

138 3. Menu Content s for magicolor 2350 3-1. Menu Overview MAGICOLOR 2350 IDLE PROOF/PRINT MENU* USERNAME JOBNAME COPIES DELETE YES, NO PRINT MENU MENU MAP CONFIGURA TION ST A TISTICS FONT LIST POSTSCRIPT , PCL DEMO DIRECTOR Y LIST P APER MENU INPUT TRA Y DEF AUL T*, TRA Y 1, TRA Y 2*, CHAIN*, MAP DUPLEX* OFF , SHORT EDGE, LONG EDGE COPIES 1-999 O[...]

139 SYSTEM DEF AUL T L ANGUAGE ENGLISH, FRENCH, GERMAN, IT ALIAN, PORTUGUESE , SP AN- ISH, CZECH, JAP ANESE EMULA TION DEF AUL T , AUTO DEF AUL T , POST- CRIPT , PCL, LINE PRINTER, OPTI- MIZE ST ARTUP OPTIONS COLOR SEP ARA TION DA TE & TIME* ENERGY SA VER (dis- plays only if energy saver mgmt is enabled) 1 MINUTE, 15 MINUTES, 30 MIN- UTES, 1 HO[...]

140 4. About the 2300W Control Panel The control panel, located on the top of the printer , allows you to direct the printer's opera- tion. In addition, it displays the current stat us of the printer , including any condition that needs your attention. • One key allows you to control the printer configuration through access to frequently use[...]

141 4-2. Indicator Light s Printer S t atus**** Green LED Orange LED Off Off Power of f On On Power-on initialization Canceling a job On Off Printer ready (idle) Blinking rapidly*** Off Warming up Calibrating Blinking normally** Off Receiving data Printin g Blinking slowly* Off Energy Saver mode On Blinking slowly* W aste toner bottle is nearly ful[...]

142 4-3. Working with the 2300W St atus Display • The S tatus Display displays information about the current status of the computer's local printer . If you used the CD-ROM Installer to install the printer driver , the S t atus Display was also installed. However , if you used A dd Pr inter to manually install the printer driver , S tatus Di[...]

143 4-4. Using the St atus Display • When the background of the right-hand printer graphic is green, the printer is in standby mode or a job is printing normally . • When the background of the right-hand printer graphic is red, there is an error and the job has been interrupted. The status of the printer and the err or message are shown in the [...]

144 (2) Work ing with the Printe r Menu 4-5. St atus, Error and Service Messages • S tatus, error , and service messages are displa yed in the St atus Display . They provide information about your printer and help you locate many problems. When the condition associated with a displayed message has c hanged, the message is cleared from the St a- t[...]

145 (2) Error Messages (3) Service Messages • A service message sometimes occurs as a re sult of an unusual combin ation of events, not because of an actual problem. When t he printer stops and a service message dis- plays in the S tatus Display message window , turn the printer off and then back on. This often clears the service message indicato[...]

146 Communication Error A communication error occurred in the parallel or USB interface. Controller Internal Error There is an internal error on the controller b oard. SDRAM Error on Board There is an SDRAM error on the controller board. ROM Error ROM erro r . Service Call: XX An error has been detected with the item indicated "XX " in th[...]

147 TROUBLESHOOT- ING[...]

[...]

149 1. Introduction • Information required for troubleshooting a nd steps that must be performed are described in this chapter . 1-1. Checking the electrical co mponent s • If a paper misfeed or malfunction occurs, per form the following operation to check the condition of the electrical components. (1) Sensor (2) Switch S tep Check Result Reme[...]

150 (3) Solenoid (4) Clutch S tep Check Result Remedy 1 Does the output signal of the master board change from H to L when the solenoid is turned on? NO Replace the master board. YES Replace the sole- noid. S tep Check Result Remedy 1 Does the output signal of the master board change fro m H to L when the clutch is activated? NO Replace the master [...]

151 (5) Motor S tep Check Result Remedy 1 Does the LOCK signal switch to H when the machine goes into standby? NO Replace the master board. Replace the motor . 2 Does the REM signal of the master board chang e from H to L when the motor is turned on? YES Replace the motor . NO Replace the master board. S tep Check Result Remedy 1 Does the input sig[...]

152 2. Paper Misfeeds 2-1. Perform initial check procedures • If a paper misfeed occurs, first c heck for the following conditions. Condition to be checke d Remedy Is paper within the product specif ic ations being used ? Change the p aper . Is the paper curled, wrinkle d or humid? Change the pape r . Instruct the user on how to store paper . Are[...]

153 2-2. Paper misfeed displays • If a paper misfeed occurs, a message indica ting the location of the misfeed appears in the display . <Display reset procedure> Message: 2300 DL 2350 2300W S tatu s Display Message Location of misfeed or location of pap er Remedy page reference MEDIA JAM TRA Y1 P A PER JAM TRA Y 1 Paper Jam at Tr ay 1 Paper[...]

154 2-3. Wiring diagram of misfeed -detecting sensors • If the duplex unit and lower feeder are installed Exit sensor (PC10) Duplex unit transport sensor (PC17) Fusing paper loop detecting sensor (PC1 1) Synchronizing roller sensor (PC2) 4131M036AA[...]

155 2-4. Misfeed detect ion timing a nd remedies (1) Paper misfeed in the paper feed-in section of the m anual feed tray (T ray1) <Detection timing> <Remedy> Category Details Paper misfeed de tected in the paper feed-i n section of the manual feed t ray If the end of the pa per does not interrupt t he synchronizing roller sensor (PC2) w[...]

156 (2) Paper misfeed in the Sec ond image transfer section <Detection timing> <Remedy> (3) Paper misfeed in the f using section or the paper feed-out section <Detection timing> <Remedy> Category Details Paper misfeed d etected in the Second image transfer se ction If PC2 does n ot pass through when a set amount of time has [...]

157 (4) Paper misfeed in the paper feed-in section of the Seco nd p aper cassette (T ray2) 2300 DL & 2350 only <Detection timing> <Remedy> (5) Paper misfeed in the trans port section, turnover section or storage section of the duplex unit <Detection timing> <Remedy> Category Detail s Paper misfeed de tected in the paper [...]

158 3 Replace PWB-A. - - -[...]

3. Malfunc tions and Warnings (2 300D L & 23 50) The CPU performs a self-diagnosi s on the condi tion of the unit, and if a mal function is detected, the malfunction appears on the displ ay . Malfunction cancel ling procedure • For malfunctions other than those described above, open, then c lose the front door or turn the unit off, then on. M[...]

160 F A T AL ERROR CODE: 1AH F A T AL ERROR CODE: 1BH SERVICE CA LL 1A FUSER UNIT SERVICE CA LL 1B FUSER UNIT • If the temperature of the fusing roller when the fusing unit begins warming up does not remain increased by 5 °C for 1 second within the 40 to 50 seconds after the fusing roller begins warming up 165 165 F A T AL ERROR CODE: 21H SERVIC[...]

3-1. Malfunction detectio n timing and remed ies • If the problem cannot be correct ed by t he user , a service code is displayed. (1) F A T AL ERROR CODE 04H / SERVICE CALL 04 ENGINE BOARD: Malfunction of the master board <Remedy> (2) F A T AL ERROR CODE 05H / SERVICE CA LL 05 FLASH ROM: Malfunction of the FLASH ROM during initialization &[...]

162 (4) F A T AL ERROR CODE 0CH / SERVICE CALL 0C PWR SUPPL Y F AN: Malfunction of the power supply cooling fan motor <Remedy> (5) F A T AL ERROR CODE 0EH / SERVICE CAL L SUCTION F AN: Malfunction of the fusing cooling fan motor <Remedy> (6) F A T AL ERROR CODE 10H / SERVICE CALL LASER UNIT : Malfunction of t he polygon motor <Remedy[...]

163 (7) F A T AL ERROR CODE 14H / SERVICE CA LL 14 XFER ROLLER: Inco rrect pres- sure by or separation from the Second image transfer roller <Remedy> (8) F A T AL ERROR CODE 15H / SERVICE CALL 15 XFER BEL T : Incorrect pressure by or separation from the transfer belt cleaner <Remedy> (9) F A T AL ERROR CODE 16H / SERVICE CALL 16 XFER BE[...]

164 (10) F A T AL ERROR CODE 17H / SERVICE CALL 17 TONER RACK: Incorrect devel- oping rack rotation <Remedy> (1 1) F A T AL ERROR CODE 18H /SERVICE CALL 18 FUSER UNIT : Faulty warm-up detected (12) F A T AL ERROR CODE 19H / SERVICE CALL 19 FUSER UNIT : Incorrect fusin g roller low temperature <Remedy> St e p R e m e d y Reference page W[...]

165 (13) F A T AL ERROR CODE 1AH / SERVICE CALL 1A FUSER UNIT : Incorrect fusing roller high temperature (14) F A T AL ERROR CODE 1BH / SERVICE CALL 1B FUSER UNIT : Disconnection at thermi stor <Remedy> (15) F A T AL ERROR CODE 21H / SERVICE CALL 21 TRANS DET SEN S: Malfunction of the OHP detecting sensor <Remedy> (16) F A T AL ERROR CO[...]

166 S tep Remedy Reference page W ARNING DIAGRAM Control signal Loca tion(elect rical com- ponent) 1 Replace the EEPROM. - - - 2 Replace PWB-A. - - -[...]

167 3-2. Power supply malfunc tions (1) No pow er <Remedy> Electrical components fo r detection of the malfunction Power unit (PU) Power switch (S1) Master board (PWB-A) S tep Remedy Reference page WA RNING DIAGRAM Control signal Location(electrical com- ponent) 1 Check if the power supply cord is connected to the main unit . -- - 2 Check S1 [...]

168 4. Image Quality T roubleshooting • If an image quality problem occurs, replace the toner cartridge and drum cartr idge with new ones, and then determine whether the cause of th e problem is due to one of the car- tridges or another part of the main unit. Symptom Cause Remedy Blank print 0951o21 1 Faulty PC drum Replace the drum cartridge. Im[...]

169 Symptom Cause Remedy T oner smudges on back- side of paper 0951o226 Dirty fusing roller Replace the fusing roller . Dirty image transfer roller Replace the Second image trans- fer roller . Dirty paper transpor t path Clean the paper t ransport path. Low image den sity 0951o214 No toner in t oner cartridge Replace the toner ca rtridge. Faulty PC[...]

170 Symptom Cause Remedy White/Black lines and bands 0951o222 Scratched PC drum Replace the drum cartridge. Defective print head Replace the print head unit. Replace the master board (PWB- A). Replace the controller control board. Offset image 0951o219 Defective fusing roller Replace the fusing roller . Faulty image tran sfer roller Replace the Sec[...]

171 INDEX[...]

[...]

173 A AIDC Control 45 AIDC Detection 44 B Belt Cleaning 64 Belt Cleaning Blade 64 Belt Cleaning Blade Retraction 65 Belt Unit 60 Black print 168 Blank print 168 C CDRH Regulation 20 Charging 50 Cleaning Areas around Waste Toner Collections Port 91 Laser Lens Cover 92 Paper Dust Roller 90 Paper Separator Roller 89 Paper Take-Up Roller 89 Comb electr[...]

174 17H 164 18H 164 19H 164 1AH 165 1BH 165 21H 165 29H 165 2AH 165 2BH 165 2CH 165 F Faulty warm-up detected 164 First Image Transfer 61 Foggy background 169 Fusing Roller Pressure 68 Fusing Section 67 Drive 68 Fusing Temperature Control 69 Fusing Unit Replacement 95 G Grid 50 H Handling of PWBs 100 Handling of the Imaging Cartridge 18 High-temper[...]

175 Malfunction of the master board 161 Malfunction of the OHP detecting sensor 165 Malfunction of the polygon motor 162 Malfunction of the power supply cooling fan motor 162 Malfunction of the ventilation fan motor 161 Malfunctions and Warnings 159 Manual Feed Tray 71 Paper Empty Detection 71 Take-Up 71 Media sizes 27 Media types 27 Memory configu[...]

176 10 162 14 163 15 163 16 163 17 164 18 164 19 164 1A 165 1B 165 21 165 29 165 2A 165 2B 165 Service Calls 159 Service Mode magicolor 2300 DL 136 Service mode options magicolor 2300 DL 136 Space requirements 32 Specifications 27 CPU for 2300 29 CPU for 2350 30 Dimensions 27 Drum cartridge life 28 Maximum power consumption 27 Media sizes 27 Media [...]