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Teac P-70 Service Manual
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Teac P-70 Service Manual

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See also: Owner's Manual
Effective : September, 2002
SERVICE MANUAL
P P - - 7 7 0 0
CONTENTS
PC boards shown are viewed from parts side.
●
Parts marked with * require longer delivery time.
●
The parts with no reference number or no parts number in the
●
exploded views are not supplied.
As regards the resistors and capacitors, refer to the circuit diagrams
●
contained in this manual.
Parts marked with this sign are safety critical components. They
£
●
must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.
Parts of [ ] mark can be used only with the version designated.
●
[US]:U.S.A. [C]:CANADA [E]:EUROPE
CD Drive Unit
・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・
・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・
・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・
・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・
・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・
NOTES
2
3
4
12
23
S-0076A

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Summary of Contents for Teac P-70

  • Page 1: Table Of Contents

    SERVICE MANUAL P P - - 7 7 0 0 CD Drive Unit CONTENTS 1 SPECIFICATIONS ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ 2 ADJUSTMENTS AND CHECKS ・...

  • Page 2: Specifications

    1 SPECIFICATIONS Pickup General Drive method ............linear motor drive Power supply ........AC 230V, 50Hz (Europe model) Type ........objective lens drive, optical three beams AC 120V, 60Hz (U.S.A./Canada model) Lens drive method ......two-dimensional parallel drive AC 220V, 60Hz (Korea model) Light source............semiconductor laser Power consumption ..............25W Wavelength................780nm Dimension (WxHxD)........465 x 162 x 355 (mm)

  • Page 3: Adjustments And Checks

    2 ADJUSTMENTS AND CHECKS 2-1 Replacement of the Pickup Assembly 2-1-2 Objective Never look directly into the LD or observe the laser beam ● 2-1-1 Cautions in handling through another lens or mirror. Don't touch the objective with fingers. ● Before removing the pickup assembly be sure to solder-bridge ●...

  • Page 4: Exploded Views And Parts List

    3 EXPLODED VIEWS AND PARTS LIST EXPLODED VIEW-1 & & −4−...
  • Page 5 1-29 M00614502A BUTTON ASSY,STOP BR 1-30 M00614302A BUTTON ASSY,PLAY BR 1-31 M00614402A BUTTON ASSY,PAUSE BR 1-32 * M01377100A FRONT PANEL 1-33 * 5801533720 NAMEPLATE,TEAC(BLK.BLK) 1-34 * M01517900A CHASSIS,BASE 1-35 M01494801A FOOT(A),HEX 21 1-36 M01494900A FOOT(B) 1-37 M01495000A STAND,FOOT 1-41 * 5801539500...
  • Page 6 EXPLODED VIEW-2 & & −6−...
  • Page 7 EXPLODED VIEW-2 REF.NO. PARTS NO. DESCRIPTION REMARKS 2- 1 E95135000A PCB ASSY,UP-CON 2- 2 * M01259600A WASHER,POLY 10.5X20X0.2T 2- 3 E95135300A PCB ASSY,REAR TGL-SW 2- 4 * M01381000A SPACER,PCB L9 2- 5 E95134900A PCB ASSY,CLOCK 2- 6 * M01377500A REAR PANEL 2- 7 * M00689100A CUSHION,TRAY...
  • Page 8 EXPLODED VIEW-3 −8−...
  • Page 9 EXPLODED VIEW-3 REF.NO. PARTS NO. DESCRIPTION REMARKS 3- 1 M00941030A PANEL,TRAY SILVER 3- 2 5801497202 TRAY(B) 3- 3 * 5801132601 CUSHION 3- 4 5801203100 GUIDE(L) 3- 5 5801203002 GUIDE(R) 3- 6 5301754000 SW,LEAF LSC-1220-1AU 3- 7 5800979500 LOADING BELT 3- 8 5800979400 GEAR(B) 3- 9...
  • Page 10 EXPLODED VIEW-4 −10−...
  • Page 11 EXPLODED VIEW-4 REF.NO. PARTS NO. DESCRIPTION REMARKS 4- 1 * 5801164700 SHUTTER 4- 2 5347009800 LASER PICK UP 4- 3 5801058900 GUIDE SHAFT 4- 4 * 5801059100 SHAFT HOLDER(R) 4- 5 * 5801059000 SHAFT HOLDER(F) 4- 6 5801078300 COIL(S) 4- 7 5801059402 YOKE(C) 4- 8...

  • Page 12: Pc Boards And Parts List

    4 PC BOARDS AND PARTS LIST −12−...
  • Page 13 AC IN PCB −13−...
  • Page 14 WORD IN PCB −14−...
  • Page 15 −15−...
  • Page 16 PWR PCB −16−...
  • Page 17 UP-CON PCB This PCB is a four-layered board. −17−...
  • Page 18 CLOCK PCB This PCB is a four-layered board. −18−...
  • Page 19 SERVO PCB ASSY DIRECTION PCB ASSY REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION E95063120A PCB ASSY,SERVO E00586200A PCB ASSY,DIRECTION E90063110A PCB,SERVO E90027400A PCB,DIRECTION * 5555590000 EARTH PLATE A U551,U552 5228017700 PHOTO-INTERRUPTER,GP2S24 D404-D406 13411644 DIODE,CHIP 1SS355 L401 5347027700 FERRITE BEADS,BK2125HS121 L402 E0021764 COIL,LQH3N 10UH...
  • Page 20 WORD-IN PCB ASSY TRY-LED PCB ASSY Part of GATHER PCB A ASSY Part of GATHER PCB A ASSY REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION E95135100A PCB ASSY,WORD-IN E95135500A PCB ASSY,TRY-LED E90135100B PCB,WORD-IN E90135500B PCB,TRY-LED * 5555590000 EARTH PLATE A S0023580 LED,LNG901CF9(BLUE) 13180156...
  • Page 21 PWR PCB ASSY UP-CON PCB ASSY Part of GATHER PCB B ASSY Part of GATHER PCB C ASSY REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION E95134800A PCB ASSY,PWR [US,C] C607 5260462720 47UF 25V M AU E95134850A PCB ASSY,PWR [E] C609 5260465610 CE,1000UF 25V M AU...
  • Page 22 UP-CON PCB ASSY CLOCK PCB ASSY Part of GATHER PCB C ASSY Part of GATHER PCB C ASSY REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION £ R0107370 R687 R0102131 RN,1/4W 120 OHM FC SN2C R510 RN,2W 56 OHM J £...

  • Page 23: Included Accessories

    5 INCLUDED ACCESSORIES INCLUDED ACCESSORIES REF.NO. PARTS NO. DESCRIPTION REMARKS D00713000A OWNER'S MANUAL,E/F/S D00714500A OWNER'S MANUAL,G/I/N [E] E00557910A REMOTE CONTROL UNIT,RC-890 5347007000 BATTERY,UM-3 £ 5350018800 POWER CORD SET,3P [US,C] £ 15922303 POWER CORD SET,3P [E] * 5801543100 LOCK PLATE * M01499300A CUSHION,FOOT −23−...
  • Page 24 P-70 SCHEMATIC DIAGRAM SERVO PCB to Checker L401 Q401 P415 FE BEAC PCB,SERVO 2SA1369 ZR8P C485 47/16V R405 R403 P401 TOK-L20X-A1 C468 0.1 C403 R406 47/16V C405 C406 47/16V 47/16V R404 C404 C482 P413 R510 0.001 L402 ZR-8P R472 2.2k...
  • Page 25 P-70 SCHEMATIC DIAGRAM WORD-IN PCB C415 PLL FILTER WORD SYNC WORD SYNC MODE-2 MODE-1 J400 2/2 R432 J400 1/2 S400 SSSF1 1-2A P2360 BNC2P(1SW) R431 1SS133 1SS133 P2360 BNC2P(1SW) D407 D408 R430 10K N.M. R433 R326 TC74HC393AP R428 R332 U406...
  • Page 26 P-70 SCHEMATIC DIAGRAM CLOCK PCB B 2B-PH-K-S P500 384Fs 18GND R514 18GND MCK 384Fs 18GND to PCB,AC IN P101 75 1/2W 256Fs MCK 256Fs R500 NJM78M05FA 18GND 2SC1815GR *47/10 U500 Q501 *0.1 *47/10 2SA1015GR C541 C542 P504 C502 TC74VHC393F to PCB,UP-CON P602...
  • Page 27 P-70 SCHEMATIC DIAGRAM UP-CON PCB (1/2) for FLASH WRITE P706 B 7B-PH-K-S Perts No. from 700 to 799 2SA1015GR Q705 to 74HC157 2Fs/4Fs 2Fs/4Fs R712 *3.3K from FN3242 R713 FEMUTE R710 *10K FEMUTE FEXLT FEXLT R711 FECS FECS R714 M62001-600D *10K *3.3K...
  • Page 28 P-70 SCHEMATIC DIAGRAM UP-CON PCB (2/2) Perts No. from 600 to 699 10uH *0.1 L605 C659 C657 R624 2 R637 *100 DATA/L C658 DIGITAL OUT *3.3K *47/6.3 OS 2 R638 *100 *47/6.3 OS BCK/L *2.2K C622 *330 R626 2 R639 *100...
  • Page 29 P-70 SCHEMATIC DIAGRAM FL KEY PCB, TRY-LED PCB, LED PCB, FRONT TGL-SW PCB, REAR TGL-SW PCB to PCB,SERVO P410 to PCB,SERVO P409 6208-18P DIP 6208-16P DIP CM2040G (FL TUBE) UPD754302GS-136 CST4.19MGW KS0 36 KS1 35 1SS133 KS2 34 1SS133 4.19MHz...
  • Page 30 P-70 SCHEMATIC DIAGRAM PWR PCB S 3B-PH-K-S P209 PCB,PWR (1/2) PCB,PWR (2/2) +18V to AC_IN P100 18GND -18V C233 C232 S 5B-PH-K-S B 8B-PH-K-R(RED) 0.47 P207 P210 +18V DIGITAL OUT 18GND RCA (COAXIAL) J200 +18V to UP CON P601 RCA 1P WHITE...
  • Page 31 P-70 SCHEMATIC DIAGRAM AC IN PCB 1SS133 1SS133 C118 D101 D102 PCB,AC IN (2/2) SDDLD1166A FK08150MH13 2B-PH-K-S S001 C121 C122 TC74HC04AP L001 P101 1000P R114 384Fs U104 B 3P-VH C114 0.01 P001 18GND C003 FBR07HA850 B 8B-PH-K-S U106 SPDIF TRANS N.M.