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The Speaker Company me240 manual

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Table of contents for the manual

  • Page 1

    ME240/ ME340 SER VICE MANUAL THERMAL TRANSFER / DIRECT THERMAL BAR CODE PRINTER[...]

  • Page 2

    i T A BLE O F CONTENT 1. FUNDAMENT AL OF TH E SYSTEM .......................................................................... 1 1.1. Overview ................................................................................................................. 1 2. ELECTRONICS ...........................................................................[...]

  • Page 3

    1 1. FUNDAMENTAL OF THE SYSTEM 1.1. Overview Front V iew 1. LED indicators 2. Pause ke y 3. F eed k ey 4. Paper exit chute 5. Lower fr ont cover 6. Media viewer 7. Printer right s ide cover opener 8. LCD (Option) 9. Keys for LCD m odule (Option) 1 2 3 4 7 5 6 8 1 9[...]

  • Page 4

    2 Interior V iew 1. Ribbon re wind spindle 2. Ribbon suppl y spindle 3. Print head press ure adjus tment k nob 4. Ribbon end sens or 5. Pr int head release lever 6. Label roll guard 7. 3 ” core adapter 8. Label suppl y spindle 9. Ribbon guide bar 10 . Media guide bar 11 . Print head 12 . Platen rol ler 13 . Media sens or 14 . Label guide 10 7 8 9[...]

  • Page 5

    3 Rear View 1. Internal Ethern et interface (Option) 2. Fan-fold paper entrance c hute 3. RS -232C interf ace (Max. 1 15,200 bps) 4. USB interf ace (USB 2.0/ Full speed m ode) *5. SD card slot 6. Centronics interface (Option) 7. USB host (Option) 8. Power switch 9. Power jack socket Note: The interface picture he re is for reference onl y . Please [...]

  • Page 6

    4 V1.0, V1.1 microSD 1 GB Transcend, Pan asonic V2.0 SDHC CLA SS 4 microSD 4 GB Panasonic V2.0 SDHC CLA SS 6 microSD 4 GB Transcend V1.0, V1.1 miniSD 128 MB Transcend, Pan asonic V1.0, V1.1 miniSD 256 MB Transcend, Pan asonic V1 .0, V1.1 miniSD 512 MB Transcend, Pan asonic V1.0, V1.1 miniSD 1 GB Transcend, Pan asonic V2.0 SDHC CLA SS 4 miniSD 4 GB [...]

  • Page 7

    5 5 2. ELECTRONICS 2.1 Summar y of Board Connectors Main board 4 7 3 6 17 12 18 1 2 5 13 14 15 10 9 8 19 11 16[...]

  • Page 8

    6 6 Connector Description 1 USB connector 2 RS -232C connector 3 SD card slot 4 Ethernet RJ-45 conn ector (Option) 5 USB host connector (Option) 6 Micro processor 7 Head open sensor co nnector Pin Description V oltage 1 Head open sensor emitter power pin 1.2~1.4V 2 GND 0V 3 Head open sensor receiver 0V : H ead close 3.3V : Head open 4 GND 0V 8 RFID[...]

  • Page 9

    7 7 Pin Description V oltage 1 Ribbon sensor recei ver A/D: 0~3.3V 2 Ribbon sensor em itter power pin 5V 3 GND 0V 4 Ribbon sensor em itt er 4.0~4.1V : Em itter on 4.3~4.4V : Em itter off 16 Cutter/peel-off sensor conn ector Pin Description V olt age 1 GND 0V 2 Cutter power 24V 3 Peel sensor em itter 4.0~4.1V : Em itter on 4.3~4.4V : Em itter off 4 [...]

  • Page 10

    8 8 Centronics-interface board Connector Description Remark 1 Centronics soft cable connec tor 2 Centronics power conn ector 3 Centronics port connect or 1 3 2[...]

  • Page 11

    9 9 2.2 Pin Configuratio n RS - 232C PIN CONFIGURA TION 1 +5 V 2 TXD 3 RXD 4 CTS 5 GND 6 R TS 7 N/C 8 R TS 9 N/C USB PIN CONFIGURA TION 1 N/C 2 D- 3 D+ 4 GND Centronics Pin SPP Mode Nibble In/Out 1 S trobe N/A In 2-9 Data 0-7 N/A In 10 Ack N/A Out 11 Busy N/A Out 12 Paper Out / End N/A Out 13 Select N/A Out 14 Ground N/A GND 15 No Defined N/A N/A 1[...]

  • Page 12

    10 10 Ethernet PIN CONFIGURA TION 1 Tx+ 2 Tx - 3 Rx+ 4 N/C 5 N/C 6 Rx - 7 N/C 8 N/C[...]

  • Page 13

    11 11 3. MECHANISM 3.1 Remove the Ele ctronics Co v er 1. Remove three screws on back of the printer . 2 . Open printer right side cover and remove one screw then close the cover . 3. Remove the electronics cover . 4. Reassemble the part s in the reverse proce dures. Screws Screws Electronics cover[...]

  • Page 14

    12 12 3.2 Remo v e the Right Si de Cover 1. Open p rinter right side cover and remov e four screws to remove the pri nter right side cover . 2. Reassemble the part s in the reverse proce dures. Screws Screws[...]

  • Page 15

    13 13 3.3 Replacing the Ke y/LCD Panel Module 1. Refer to section 3.1 to remove the electronics cover . 2. Disconnect harness from the Key/LCD panel module. 3. Push two tabs to re move/replace the Key/LCD panel module. Key Panel Module LCD Panel Module (Option for Basic model) 4. Reassemble the part s in the reverse proce dures. PUSH PUSH PUSH PUSH[...]

  • Page 16

    14 14 3.4 Replacing t he Main Board 1. Refer to section 3.1 to remove electronics cover . 2. Remove two screws on the power jack socket then pull out the socket. 3 . Disconnect all connectors from the main board. N ote : Y ou should press the tab of pow er supply harness w hen disconnect the power supply connector . The tab of harness The connector[...]

  • Page 17

    15 15 4. Remove four screws on the main board. 4. Replace the main board. 5. Reassemble the p arts in the reverse procedures. Screws Screws[...]

  • Page 18

    16 16 3.5 Replacing t he Power S upply Unit 1. Refer to section 3 .4 to remove the main board. 2. Disconnect two connectors from the power switch. 3. T a ke of f the power supply cover (black mylar ). Disconnect two connectors an d remove four screws on the power supply unit. 3. Replace the power supply unit. 4. Reassemble the part s in the reverse[...]

  • Page 19

    17 17 3. 6 Replacing the Stepping Motor 1. Refer to section 3.1 to remove the electronics cover . 2. Disconnect the stepping motor connector . 3. Remove three screws on the stepping motor . 4. Replace the stepping motor . 5. Reassemble the p arts in the reverse procedures. S tepping motor connector Screws[...]

  • Page 20

    18 18 3.7 Replacing the Platen Roller Assembl y 1. Open printer right side cover . 2. Disengage the print head lift lev er . 3. Remove one screw to remove the lower front co ver . 4. Remove one screw on the platen right side bushing. 5. Disengage the platen left side bushing tab from the printer . Screws Screw Lower front cover Left sid e bushing t[...]

  • Page 21

    19 19 6. T ake out the platen bushing , platen roller assembly and replace a new platen roller assembly . 7 . Reassemble the p arts in the reverse procedures. Note: For regular label For thick label (Thickness is 0.19 mm) Platen roller assembly Right side bushing Indicator (The default position is set[...]

  • Page 22

    20 20 3.8 Replacing t he Print h ead A S S'Y 1. Open the printer right side cover . 2. Remove one screw from the mechanism. 3 . Disengage the print head release lever . 4. Carefully disconnect the print head connector from the print head module . 5. Replace the print head module. Screws Print head module[...]

  • Page 23

    21 21 6. Connect the print head cable and carefully slide assembly into the print mechanism. The holes of print head assembly mu st align and then insert the tenons of print mechanism. 7. Close the print head release lever . Use the new screw to install the new print head module. Print head module T enons New screw[...]

  • Page 24

    22 22 3.9 Replacing t he Media Sensor Module 1. Refer to section 3 .1 to remove the electroni cs cover . 2. Disconnect t he media sensor module connector from the main board. 3. At the bottom of the media sensor module, there is a green plastic tab to latch the sensor module to the mechanism. Use a tool to push up the tab then pull out the media se[...]

  • Page 25

    23 23 3. 10 Replacing t he Ribbon End Sensor Module 1. Refer to section 3 .1 to remove the electroni cs cover . 2. Disconnect the ribbon end sensor module connector f rom the main board. 3. Remove two screws to remove the ribbon end sensor module . 6. Replace the media sensor module. 7. Reassemble the part s in the reverse proce dures. Screws Ribbo[...]

  • Page 26

    24 24 3. 11 Replac ing the Ribbon Encoder Sensor Mo dule 1. Refer to sectio n 3 .1 to remove the electronics cover . 2. Disconnect the ribbon encoder sensor module connector from the main board. 3. Remove one screw that fixing the ribbon su pply spindle. 6. Open the printer right side cover to remove the ribbon suppl y spindle. Screw Ribbon encoder[...]

  • Page 27

    25 25 7. Remove one screw to replace the ribbon encoder senso r module. 8 . Reassemble the p arts in the reverse procedures. Screw[...]

  • Page 28

    26 26 3. 12 Centronics Parallel Interface B oard Inst allation (Option ) 1. Refer to section 3 .1 to remov e the electronics cover . 2. Remove two screws to remove the interface cover . 3. Use two screws to fix the Centronics parallel interface board on the rear of printer . 4. Break the tab at the inter f ace cover to get t he parallel interface o[...]

  • Page 29

    27 27 5 . Loosen the connector before inst all the flat cable. 6 . Connect the flat cable between the Centronics parallel interface board and the main board. 7 . Connect the 5-pin cable between the Centronics parallel interface board and main board. 8. Reassemble the parts in the reverse procedures.[...]

  • Page 30

    28 28 3. 13 Cutter Mod ule Inst alla tion (Option) 1. Open printer right side cover . 2. Remove one screw to remove the lower front co ver . 3 . Thread the cu tt er cable through the bottom of lower print mechanism. 4. Plug the cutter mini DIN cable connector into the cutter/peel -of f module cable connector . The triangle mark on the connector mus[...]

  • Page 31

    29 29 5. Use enclosed two screws to fix the cutter fixing plate onto the lower print me chanism. 6. Close the cutter cover .[...]

  • Page 32

    30 30 3. 14 Peel-off Mo dule Inst allati on (Option) 1. Open printer right side cover . 2. Remove one screw to remove the lower front co ver . 3. Thread the peel-of f module cable through the bottom of lower print mechanism. 4. Plug the peel-off module mini DIN cable connector into the cutter/peel-of f connect or . The arrow mark on the connector m[...]

  • Page 33

    31 31 5. Use enclosed two screws to fix the peel-off fixing plate onto the lower print mechanism. 6. Close the peel-off cov er .[...]

  • Page 34

    32 32 3. 15 Print Engin e Module Specification (Optio n) Print engine module measurement s -Print engine module -Print engine module with peel-off[...]

  • Page 35

    33 33 -Print engine module with cutter Bottom vie w Note: 1. A ll measurements a re in mm. 2. There are 3 fasten ings in this print engine module, the fastening location be marked in blue on bottom view dra w ing, fit s with scre w M4*10L.[...]

  • Page 36

    34 34 4 . TROUBLESHOOTING 4.1 Common Proble ms The following guide lists the most common problems that might be encountered when operating this bar code printer. If the printer still does not function after all suggested solutions have been invoked, please contact the Customer Service Department of y our purchased reseller or distributor for assist[...]

  • Page 37

    35 35 No t Printing * Cable is n ot well connected to serial or USB interfac e or parallel port. * The serial port cable pin configuration is not p in to pin connected. * Re -connect cab le to interface. * If using serial cab le, - Please replace the ca ble with pin to pin connected. - Check the baud rate setting. The default baud rate setting of p[...]

  • Page 38

    36 36 Poor Print Quality * Ribbon and m edia is loaded in correctl y * Dust or adhesive accum ulation on the print head. * Print density is no t set properly . * Print head elem ent is damaged . * Ribbon and m edia are incompatible. * The print head pressure is not set properly . * Reload the sup ply . * Clean the prin t head. * Clean the platen ro[...]

  • Page 39

    37 37 Skip labels w hen printing * Label size is not sp ecified properly . * Sensor sensiti vity is not set properly . * The media sensor is cove red with dust. * Check if label size is setup correctly . * Calibrate the se nsor by A uto Gap or Manual Gap options. * Clear the GA P/Black -mark sensor by blower . The printing position of small label i[...]

  • Page 40

    38 38 4. 2 Print Head P ressure Adjustment Knob There are two conditions that wil l nee d to adjust the print head pressure. 1. Print with thick media If the media thickness is larger than 0.19 mm, the larg er pressure is required to get good quality printout. 2. Print with narrow media If the media width is less than 4 inch wide the print head pre[...]

  • Page 41

    39 39 4.3 Mechanism Fine A djust ment to A void Ribbon Wrinkles This printer has been fully tested before delivery . There should be no ribbon wrinkle presented on the media for general -purpose printing application. Ribbon w rinkle is related to the media thickness, print head pressure balance, ribbon film characteristics, print darkne ss setting?[...]

  • Page 42

    40 40 Adjust the print head pressure adjustment k nob The print head press ure adjustm ent knob has 5 levels of settings. Clock wise direction adjustm ent is to increase the print head pressure. Counter Clockwise adjustm ent can de crease the print head pressure. If the wrinkle on the labe l starts from the lower left side to upper right side, plea[...]

  • Page 43

    41 41 4.4 Z-axis Mech anism A dj ustment Knob For narrow media, If change the print head pressure adjustment knob setting c an’t get the printout without ribbon wrinkle, the Z-axis mechanis m adjustment knob should be adjusted to get the satisfied printout. This Z-axis mechanism adjustment knob is us ed to find tune the right side pressure of pri[...]

  • Page 44

    42 42 2. Please be noted that print head right pressure find turn should be done by try- and -error . Rotate the Z-axis mechanism adjustment knob for a few circles by wrench and print again to check if the ribbon wrinkle remains. If the wrinkle still remains , please turn the Z-axis mechanism adjustment knob clockwise about 1/4 circle each time for[...]

  • Page 45

    43 43 5 . MAINTENANCE This session presents t he clean tools and me thods to maintai n your printer . 1. Please use one of following material to clean the printer .  Cotton swab ( Head cleaner pen )  Lint-free cloth  V acuum / Blower brush  100% ethanol 2. The cleaning process is described as following Printer Part Method Interval Print[...]

  • Page 46

    44 44 Note:  Do not touch printer head by hand. If you touch it careless, ple ase use ethanol to clean it.  Please use 10 0% Ethenol. DO NOT use m edical alcohol, which may damage the print er he ad.  Regularly clean the print head and supply sensors o nce change a new ribbon to keep printer performance and extend printer life.[...]

  • Page 47

    45 45 UPDATE HISTOR Y Date Content Editor 2012/6/14 Add section 3.15 f or print engine m odule info Camille 2012/9/28 Modify section 3.13 and 3.14 Camille[...]

  • Page 48

    [...]

  • Page 49

    47 47 Corpora te Headquarters Li Ze Plant 9F ., No.95, Minquan Rd., Xindian Dist., No.35, Sec. 2 , Ligong 1st Rd., Wujie T ownship, New T aipei City 231 41 , T aiwan (R .O.C.) Yilan County 268 41 , T aiwan (R.O.C .) TEL: +886-2- 2218 - 6789 TEL: + 886 -3- 990 - 6677 F AX: +886-2- 2218 -5678 F AX: + 886 -3- 990 - 5577 Web site: www .tscprinters.com [...]