Panasonic SJ-MR230DGK manual

ORDER No. A D0211148C3 Portable MD Recorder SJ-MR230DGH / SJ-MR230DGK Colours (S)...................Sil v er T y pe (R)...................Red T y pe [(GK) area onl y .] ( A )...................Blue T y pe SPECIFIC A TIONS Specifications[...]

A udio S y stem : MiniDisc digital audio s y stem Laser : Semiconductor laser (=780 nm) Sampling frequenc y : 44.1 kHz Coding : A dapti v e Transform A coustic Coding ( A TR A C / A TR A C3) No. of channels : 2 (left and right, stereo) 1 (monaural, pla y onl y) Frequenc y response : 20 Hz-20 kHz (+0 dB, -8dB) W o w and flutter : Belo w measurable l[...]

LP4 : A bout 70 hour s A bout 21 hours Both together Norma l A bout 77 hour s A bout 35 hours LP2 : A bout 100 hour s A bout 50 hours LP4 : A bout 117 hour s A bout 62 hours Notes: - The pla y time ma y be less depending on the operating conditions. - Specifications are subject to charge w ithout notice. W eight and dimensions are approximate. 2002[...]

(N2QCBD000012) For GH area - Speaker ass’ y .........................................................2pcs. (RFK A JMR250-S) - Cradle.....................................................................1pc. (RFE0114 A) - A C adaptor.............................................................1pc. (RFE A 413H-W) For GK area - Speaker ass’ y .....[...]

3. Operating Instructions 4. Handling Precautions for Optical Magnetism Head Unit T he laser diode in the optical magnetism head unit ma y break do w n due to potential difference caused b y static electricit y of clothes or human bod y. So, be careful of electrostatic breakdo w n during repair of the optical magnetism head unit. 4.1. Handling the [...]

4.2. Grounding for electrostatic breakdo w n pre v ention 1. Human bod y grounding Use the anti-static w rist strap to discharge the static electricit y from y our bod y . (as sho w n in Fig. 3 ) 2. Work table grounding Put a conducti v e material (sheet) or steel sheet on the area w here the optical magnetism head unit is placed, and ground the sh[...]

5. Operation Checks and Component Replacement Procedures - T his section describes procedures for checking the operation of the major printed circuit boards and replacing the main components. - For reassembl y after operation checks or replacement, re v erse the respecti v e procedures. Special reassembl y procedures are described onl y w hen requi[...]

- Check the main P.C.B. ( A side) as sho w n belo w. 5.2. Replacement for the intermediate cabinet - Follo w the (Step1)-(Step3) of item 5.1.[...]

5.3. Replacement for the open knob - Follo w the (Step1)-(Step3) of item 5.1. - Follo w the (Step1)-(Step4) of item 5.2.[...]

5.4. Replacement for the tra v erse motor - Follo w the (Step1)-(Step3) of item 5.1.[...]

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5.5. Replacement for the LCD - Follo w the (Step1)-(Step3) of item 5.1. - Follo w the (Step1)-(Step4) of item 5.2.[...]

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5.6. Replacement for the lift motor - Follo w the (Step1)-(Step3) of item 5.1. - Follo w the (Step1)-(Step4) of item 5.2. - Follo w the (Step1) of item 5.5.[...]

5.7. Replacement for the optical pickup - Follo w the (Step1)-(Step3) of item 5.1. - Follo w the (Step1)-(Step4) of item 5.2. - Follo w the (Step1)-(Step5) of item 5.4. - Follo w the (Step1) of item 5.5.[...]

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6. Measurements and A djsutments Note: A fter replacing the main components (optical pickup or tra v erse motor, etc.) of mechanism unit block, change to the adjust mode, and then perform the “laser po w er adjustment”, “off-set auto- adjustment” and “pla y back-onl y disc/magneto-optical disc auto-adjustment”. 6.1. Instruments to prepa[...]

Note: For use of M D cartridge t y pe laser po w er meter, remo v e the intermediate cabinet before perform the laser po w er adjustment (as for the method of disassembl y , refer to “5. Operation checks and main component replacement procedures”.). 6.2. Laser po w er adjustment, Off-set automatic adjustment and Pla y back-onl y disc/magneto-op[...]

*In the displa y of T 0E** ~ T FE** sho w n abo v e, y ou must adjust T 0E**, T 1E**, T 2E** and T 3E**. You must perform the adjustment b y obser v ing the order T 0E** T 1E** T 2E** T 3E**. 6.2.2. Laser Po w er A djustment A djust each laser po w er: read po w er for reading (pla y ) and w rite po w er for w riting (record). 6.2.2.1. Set the Unit[...]

1. Ha v e “ T 0E** ” indicated on displa y , and mo v e the optical pickup to the most inside (onl y w hen a MD cartridge t y pe laser po w er meter is used). 2. Set the laser po w er meter. [For use of stick t y pe laser po w er meter.] 2-1 Unco v er the laser po w er meter. (as sho w n in Fig. 6 ) 2-2 Locate the sensor of the laser po w er me[...]

5. Perform the read po w er adjustment. Set the light po w er at 600 W ±10 % b y using VOL+, VOL- , EQ and PL A Y MODE ke y s of the remote controller. In the laser po w er adjustment, EQ and PL A Y MODE ke y s change e v er y 8 steps for VOL+ and VOL- ke y s change 1 step. Caution: Proceeding on to the subsequent adjustment procedure w ith the re[...]

4. When it ends normall y , “0FOK” is displa y ed on LCD of remote control and a main part. It is set to “0FNG” at the time of abnormalities. 5. Press the PL A Y ke y of the remote controller (change the displa y of the LCD to “ T 1E** ” , off-set automatic adjustment w ill be finished.). Note) When “0FNG” is displa y ed, check “7[...]

LCD. If it is abnormall y , it changes to “00NG ”. 5. Press the PL A Y ke y (“00OK ” or “00NG ” changes to “ T 3E** ”, pla y back-onl y disc adjustment is finished.). Note: When “00NG” is displa y ed, check “7. T roubleshooting Guide” in order. 6.2.6. Ho w to get out the adjustment mode Remo v e the batter y w hen y ou finis[...]

M ain unit’s key Check point Voltage (ON) Voltage (OFF) PL AY IC501 100pin 0V 2.2V S T OP IC501 100pin 1.76V 2.2V FOW IC501 99pin 0.66V 2.2V REV IC501 99pin 0.88V 2.2V HOLD OFF IC501 42pin 0V 2.2V REC IC501 100pin 0.22V 2.2V VOL+ IC501 99pin 1.1V 2.2V VOL- IC501 99pin 1.32V 2.2V M A RK M ODE IC501 99pin 0V 2.2V M ODE IC501 99pin 0.22V 2.2V EQ IC5[...]

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7.1.2. Confirmation of main unit and cradle[...]

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7.2. Flo w Chat of Each Part[...]

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8. Displa y of Self-Diagnostic Function T his model is equipped w ith a self-diagnosis function and sho w s, w hen necessar y , the follo w ing indication in the LCD section of the set.[...]

“F17”--- T his indication appears w hen the Do w n s w itch fails to turn ON since the magnetic head fails to mo v e up/do w n normall y (Due to trouble of the magnetic head or trouble of the magnetic head up/do w n motor)or the magnetic head P.C.B. is out of position or a foreign matter has mixed in or for some other reason. In such a case, ch[...]

S806 : Hold s w itch in “OFF” position. (HOLD) - Indicated v oltage v alues are the standard v alues for the unit measured b y the DC electronic circuit tester (high-impedance) w ith the chassis taken as standard. T herefore, there ma y exist some errors in the v oltage v alues, depending on theinternal impedance of the DC circuit tester. No ma[...]

14. Wiring Connection Diagram 15. Terminal Function of IC's 15.1. IC1 ( A N22010 A -VF) : RF A MP Pin No. M ark I/O Di v ision Function 1 LDO O Laser amp output terminal 2 LD IN I Laser amp re v erse input terminal 3 A PCPD I Photo diode light quantit y det. input terminal 4 A PC REF I A PC amp reference v oltage input terminal 5 A RFO O RF am[...]

Pin No. M ark I/O Di v ision Function 21 FF2 O F2 signal I/V con v erter output terminal 22 FF1 O F1 signal I/V con v erter output terminal 23,24 NC — Not used, open 25 A DIP O A DIP signal output terminal 26 NC — Not used, open 27 NREC I REC/PL A Y select signal input terminal 28 RFSWHL I Reflect H/L select signal input terminal 29 RFSWPG I Pi[...]

Pin No. M ark I/O Di v ision Function 47 D I M ain beam D signal input terminal 48 C I M ain beam C signal input terminal 15.2. IC101 (M66621BSG) : A T R A C ENCORDER/DECORDER, SERVO SIGN A L PROCESSOR Pin No. M ark I/O Di v ision Function 1 T S0 I T est input terminal (Not used, connected to GND) 2 A PCD O Laser po w er setting PW M output termina[...]

Pin No. M ark I/O Di v ision Function 16 T VDP/ S T PO1 O T ra v erse (+) dri v e signal / stepper dri v e signal 1 output terminal 17 SBCK/ S T PO2 O Sub code Q clock for resistor / stepper dri v e signal 2 output terminal 18 SUBC/ S T PI0 I Sub code Q / stepper status 0 input terminal 19 BLKCK/ S T PI1 I Sub code block clock signal / stepper stat[...]

output terminal Pin No. M ark I/O Di v ision Function 38 SC T SY O A DIP s y nchronous noise output terminal 39 SSDR O S y stem control read data output terminal 40 SSDW I S y stem control w rite data input terminal 41 SSCK I S y stem sift clock signal input terminal 42 SEL AD I S y stem control address signal select input terminal 43 M ONI1 O M on[...]

Pin No. M ark I/O Di v ision Function 62 BB I Ser v o A /D con v erter input terminal 63 AA I Ser v o A /D con v erter input terminal 64 A VSS1 — GND terminal 65 PEF MS I EF M signal input terminal 66 PEF M1 O EF M data slice roop filter 1 output terminal 67 EF M FIL O EF M data slice roop filter 2 output terminal 68 EF M PLLF O Filter for EF M P[...]

Pin No. M ark I/O Di v ision Function 85 DVDD2 I Po w er suppl y input terminal 86 R A D0 O A ddress for DR A M 0 output terminal 87 RD T3 I/O Data for DR A M 3 input / output terminal 88 IVDD1 — Po w er suppl y for I/O pad 89 RD T2 I/O Data for DR A M 2 input / output terminal 90 RD T1 I/O Data for DR A M 1 input / output terminal 91 RD T0 I/O D[...]

Pin No. M ark I/O Di v ision Function 1 IN 1R I H bridge 1 re v erse input terminal 2 IN 2F I H bridge 2 for w ard input terminal 3 IN 2R I H bridge 2 re v erse input terminal 4 S T A LL I Standb y input terminal 5 S T HB I H1, H2 bridge mute input terminal 6 SP V M1 I Half bridge 1 input terminal 7 SP U OUT O Spindle motor coil (U) output terminal[...]

terminal Pin No. M ark I/O Di v ision Function 25 CSL2 I Slope capacitor connection terminal 26 FG O Speed pulse output terminal 27 BRK+ I Brake comparater+ input terminal (Connected to po w er suppl y through resistor) 28 BRK- I Brake comparater- input terminal 29 A SGND — GND terminal 30 SGND — GND terminal 31 S1 I Stepping decorder 1 input t[...]

Pin No. M ark I/O Di v ision Function 48 C2M — Charge pump capacitor 2(-) connect terminal 49 C2P — Charge pump capacitor 2(+) connect terminal 50 C1M — Charge pump capacitor 1(-) connect terminal 51 C1P — Charge pump capacitor 1(+) connect terminal 52 EX T CLK — Not used, open 53 NC — Not used, open 54 H2 PG2 — GND terminal 55 H2 R O[...]

Pin No. M ark I/O Di v ision Function 1 A VREFO I Reference v oltage input terminal for A /V con v erter 2 A VDD — Po w er suppl y terminal for A /V con v erter (+2.2V) 3 A VSS — Connected to GND 4 P80/ A NO0 — Connected to GND 5 P80/ A NO1 — Connected to GND 6 A VREF1 I Reference v oltage input terminal for D/ A con v erter (Connected to G[...]

Pin No. M ark I/O Di v ision Function 23 RE M _KEY_W A KE UP I Remote control ke y W A KE UP signal input terminal 24 DOC T OR I Doctor mode signal input terminal (Open) 25 M _REQ O NE T M D microcomputer (IC1101) communication request signal output terminal (Not used, open) 26 M _RST O NE T M D microcomputer (IC1101) communication reset signal out[...]

Pin No. M ark I/O Di v ision Function 42 HOLD_SW I HOLD s w itch input terminal (H : hold) 43 DCIN_DET I DC IN detection input terminal (H : DC IN) 44 DCIN_DE T2 I DC IN2 detection input terminal (H : DC IN2) 45 INSEL I Input select detection input terminal 46 M IC_DET I M ic input detection input terminal (L : M ic) 47 M IC/LINE O M ic/LINE select[...]

Pin No. M ark I/O Di v ision Function 63 EVSS — GND terminal 64 EVDD — Po w er suppl y terminal (+ 2.2V) 65 HFON1 O HF module ON signal output terminal 66 M ONIOFF O 3 T monitor OFF output terminal (H : OFF) 67 REC_CN T2 O REC control output terminal 2 68 REC_CN T1 O REC control output terminal 1 69 RF_CNT O RF po w er control terminal 70 PWR_C[...]

Pin No. M ark I/O Di v ision Function 84 OPENSW I Disc co v er open/close detection terminal (H : open) 85 W A KEUP I M icrocomputer w ake up signal input terminal 86 SC T SY I A DIP s y ncronize signal input terminal from IC101 87 CFSYNC I M D A s y ncronized signal input terminal from IC101 88 M DISY I Headder s y ncronize signal input terminal f[...]

17. Replacement Parts List Notes: *Important safet y notice: Components identified b y mark ha v e special characteristics important for safet y. Funrthermore, special parts w hich ha v e purposes of fire-retardant (resistors), high-qualit y sound (capacitors), lo w -noise (resistors), etc. are used. When replacing an y of components, be sure to us[...]

Ref. No. Part No. Part Name & Description Pcs Remarks 1 RHD14080 SCREW 1 2 RDG0510 INTERMEDI A TE GE AR 1 3 RHD14078 SCREW 1 4 RHW11011 W A SHER 1 5 RMC0437 SPRING 1 6 BRL1 A 1CWD LIFT MOTOR 1 7 RDG0482-1 REDUCTION GE AR 1 8 RHW06001 W A SHER 1 9 RMB0650 EJECT SPRING 1 10 RML0586-3 LIFTER 1 11 RML0587-3 LINK 1 12 RMM0230-1 EJECT ROD A 1 13 RXG0[...]

Ref. No. Part No. Part Name & Description Pcs Remarks 44-2 K0L2LF000002 SWITCH(S501) 1 44-3 RHD14082 SCREW 1 44-4 RM A 1364-2 HOLDER A NGLE 1 44-5 RMX0156-1 STOPPER RUBBER 2 44-6 XQN14+B4FC SCREW 1 44-7 XQN14+C12FZ SCREW 2 45 XQN14+ A 12FC SCREW 2 46 RMZ0670 SP A CER 1 A1 RQT6862-B INSTRUCTION M A NU AL 1 <I A> A1 RQT6864-K INSTRUCTION M [...]

C111 ECUE1H470JCQ 50V 47P 1 F1G1H470 A 422[...]

Ref. No. Part No. Part Name & Description Pcs Remarks C113 F1G1C103 A 044 16V 0.01U 1 C120 ECUEN A 104KBQ 10V 0.1U 1 F1G1 A 104 A 014 C121 ECUE1C223KBQ 16V 0.022U 1 F1G1C223 A 044 C122 F1G0J224 A 004 6.3V 0.22U 1 C123 ECUE1E681KBQ 25V 680P 1 C130 F1G1E472 A 059 25V 4700P 1 C140 F1G1C103 A 044 16V 0.01U 1 C201 F1J0J4750016 6.3V 4.7U 1 C202 ECUVN[...]

Ref. No. Part No. Part Name & Description Pcs Remarks C701 RCST0JY226RG 6.3V 22U 1 F3F0J2260002 C702 ECUEN A 104KBQ 10V 0.1U 1 F1G1 A 104 A 014 C704 F3E0G106 A 001 4V 10U 1 C711 ECUEN A 104KBQ 10V 0.1U 1 F1G1 A 104 A 014 C713,14 F5 A 421050001 4V 1U 2 C721 F5 A 421040002 4V 0.1U 1 C722 F5 A 421020001 4V 1000P 1 C725,26 F1J0J4750016 6.3V 4.7U 2 [...]

Ref. No. Part No. Part Name & Description Pcs Remarks IC306 C0CB AA B00036 IC 1 IC307,08 B1KBB0000006 IC 2 IC401 C0GBD0000022 IC 1 IC501 C2DBKJ000062 IC 1 IC502 C3EBDG000039 IC 1 IC503 C0EBC0000035 IC 1 IC601 C0FB A J000008 IC 1 IC701 C1BB00000609 IC 1 IC901 C0GBE0000003 IC 1 IC902 C0JB A Z001928 IC 1 JK201 RJJ36TK03-1C J A CK,HE A DPHONE 1 K2H[...]

Ref. No. Part No. Part Name & Description Pcs Remarks Q312 B1CHMC000001 TR A NSISTOR 1 Q313 B1CHHD000003 TR A NSISTOR 1 Q315 DTC144EETL TR A NSISTOR 1 B1GBCFNN0001 Q701 B1HFCF A 00005 TR A NSISTOR 1 Q702 DTC144TETL TR A NSISTOR 1 B1GBCFN A 0001 Q703 2SB1462STX TR A NSISTOR 1 2SB14620SL Q901 DTC144EETL TR A NSISTOR 1 B1GBCFNN0001 Q910 DTC144EETL[...]

Ref. No. Part No. Part Name & Description Pcs Remarks R315 ERJ2GED513X 1/4W 51K 1 ERJ2RHD513X R317 ERJ6RSJR10V 1/10W 0.1 1 R318 ERJ2RKD474X 1/4W 470K 1 R320 D1H81044 A 024 100K 1 R321 ERJ2GEJ394X 1/4W 390K 1 ERJ2RMJ394X R322 ERJ2GEJ225X 1/4W 2.2M 1 ERJ2RMJ225X R323 ERJ2GEJ105 1/4W 1M 1 D0G A 105J A 001 R324 D1B A 3303 A 007 330K 1 R325 D1B A 22[...]

Ref. No. Part No. Part Name & Description Pcs Remarks R905 ERJ2GEJ102X 1/4W 1K 1 ERJ2RMJ102X R911 D1H447320001 47K 1 R912 ERJ2GEJ6R8X 1/4W 6.8 1 RX111 D1H410420002 100K 1 RX112 ERJ2GE0R00X 1/4W 0 1 D0Y A R0000003 RX517,18 ERJ2GE0R00X 1/4W 0 2 D0Y A R0000003 S1 A BC1111P SW,HE AD 1 K0L1B A 000050 S801 RSG0051-P SW,PL AY 1 S802 A BC1112P SW,REC 1[...]

19. Packaging[...]

20. Schematic Diagram for printing w ith A4 H0211 T N/HH[...]