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Sanyo DC-PT80 Service Manual

Dvd micro system
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Table of Contents

Service Manual
REMOTE CONTROLLER RB-PT50RDS
CONTENTS
Laser beam safety precaution .......................................... 1
DVD Mechanism replacement ......................................... 2
Mechanism Replacement ................................................ 3
Wiring Connection ........................................................... 5
Service mode ................................................................... 6
Tuner Adustment ............................................................. 9
Parts List .......................................................................... 12
Exploded View (DVD Mechanism) ................................... 16
Parts List .......................................................................... 16
IC Block Diagram & Description ....................................... 17
DVD Micro System
Schematic Diagram .......................................................... 28
Wiring Diagram ............................................................... 36
FILE NO.
DC-PT80
(ZA)
PRODUCT CODE No.
129 710 08
SM
REFERENCE No.
5810746

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Summary of Contents for Sanyo DC-PT80

  • Page 1: Table Of Contents

    FILE NO. DC-PT80 Service Manual DVD Micro System (ZA) REMOTE CONTROLLER RB-PT50RDS PRODUCT CODE No. 129 710 08 CONTENTS Schematic Diagram ............28 Laser beam safety precaution .......... 1 Wiring Diagram ............... 36 DVD Mechanism replacement ......... 2 Mechanism Replacement ..........3 Wiring Connection ............

  • Page 2: Laser Beam Safety Precaution

    LASER BEAM SAFETY PRECAUTION • Pick-up that emits a laser beam is used in this CD player section. CAUTION : USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE LASER OUTPUT ..

  • Page 3: Dvd Mechanism Replacement

    DVD MECHANISM REPLACEMENT 1. Cautionary instructions in handling the assy (Connectors) (Safety instructions) Do not connect or disconnect while power is on. Optical pickup Connecting or disconnecting signal wires or the main power cord The laser beam used in the pickup is classified as "class 2". when the power is on may destruct the unit or fixture.

  • Page 4: Mechanism Replacement

    MECHANISM REPLACEMENT 2. How to remove the tray. 3. How to insert the tray. - 3 -...
  • Page 5 MECHANISM REPLACEMENT 6. Base mechanism mounting parts. 8. Tray parts. G-SANKOL CFD-409Z G-HANARL SF-106B G-SA G-HA G-SANKOL CFD-409Z G-HANARL SF-106B - 4 -...

  • Page 6: Wiring Connection

    WIRING CONNECTION AC IN EXT. ANT L-CH SPEAKER EXT. LOOP LINE IN CN490 CN201 CN401 (2P) CN442 WR491 R-CH SPEAKER WR490 TUNER P.W.B CN491 AMP-DG P.W.B (2P) CN420 (9P) CN440 (6P) CN251 CN450 CN460 (9P) (9P) CN400 (13P) VIDEO COMPONENT OUT S-VIDEO DIGITAL VIDEO OUT...

  • Page 7: Service Mode

    SERVICE MODE A. Market / Region SETUP In the initial condition for this model, Market and Region information are undefined. Region Undefined In the following cases, be sure to set up Market/Region. 1. When updating the system using CD-R (Part code : 0PRADC9709---AH). 2.
  • Page 8 Backendversion Back end Version S 40726A 6 S 40726 A 6 Loader Version 03.01.20.28 Brand (S : SANYO , F : FISHER) Vaddis6 Version ( 2 0 0 4. 7. 26 ) Sub Version (A,B,..Z) Region ( 0 : Region undefined...
  • Page 9 SERVICE MODE IMPORTANT NOTE 1.Once the "Market information" is written into EEPROM (IC818) on the DVD board,"Market information" can not be modified. (However, updating the system software using CD-R enables you to make new settings.) 2.You can exit from "Market information setup" by pushing POWER button or OPEN/CLOSE button. All the changes on the Internal Setup screen are abandoned.

  • Page 10: Tuner Adustment

    TUNER ADJUSTMENT CT252 TP11(H) L2151 TP12(H) L2153 TP25 TP26 TP24 XF233 T2002 TP13 TP15 TP14 - 9 -...
  • Page 11 TUNER ADJUSTMENT 1. TUNER ALIGNMENT SPECLIST POWER SUPPLY VOLTAGE CN:220V,50Hz KR:220V,60Hz ,AU:240V,50Hz SS:115/230V/50/60Hz STANDARD CONDITION ANTENNA : 75ohm UNBALANCED DIRECT : 1kHz MOD. FREQ. DEVIATION : MONO ±22.5kHz / STEREO ±22.5kHz(MAIN), ±6.75kHz (PILOT) RF LEVEL : dBµV EMF OUTPUTLEVEL : about 100mV at TP13,TP14,TP15 ITEM FREQ.

  • Page 12: Exploded View (Cabinet & Chassis : Main)

    EXPLODED VIEW (CABINET & CHASSIS : Main) This is a basic exploded view. - 11 -...

  • Page 13: Parts List

    PARTS LIST PRODUCT SAFETY NOTICE EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY AND ! ! ! PERFORMANCE CAN BE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY , USE ONLY THE ! ! ! REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT...
  • Page 14 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION 645 006 5958 SWITCH,PUSH 1P-1T D6000 407 012 4406 DIODE 1SS133 614 240 1002 SWITCH,TACT D6050 407 012 4406 DIODE 1SS133 S6214 645 006 5958 SWITCH,PUSH 1P-1T D6051 407 012 4406 DIODE 1SS133 614 240 1002 SWITCH,TACT D6052 407 012 4406 DIODE 1SS133...
  • Page 15 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION IC480 409 609 3908 IC SI-8050RD ! ! ! L8582 645 045 7869 IMPEDANCE,1000 OHM P L4150 645 002 1459 INDUCTOR,22U K 645 034 7887 INDUCTOR,1000 OHM L4250 645 002 1459 INDUCTOR,22U K 645 020 1813 INDUCTOR,1000 OHM L4500 645 048 4469 INDUCTOR,22U...
  • Page 16 PARTS LIST REF.NO. PART NO. DESCRIPTION L2102 645 018 0163 COIL,AIR L2103 645 018 0255 COIL,AIR L2104 645 002 1534 INDUCTOR,8.2U K L2151 645 037 2377 TRANS,ANT,796KHZ L2153 645 069 4882 TRANS,OSC,796KHZ L2451 645 001 4581 INDUCTOR,100U K L2901 645 004 0511 INDUCTOR,270U J LUG21 645 006 4425 FIXER Q2201...

  • Page 17: Exploded View (Dvd Mechanism)

    EXPLODED VIEW (DVD MECHANISM) DM15 DM01 DM16 DM02 DM19 DM15 DM05 DM15 DM03 DM16 DM16 DM06 DM04 DM19 DM07 DM08 DM19 DM21 DM19 DM09 DM10 DM22 DM20 DM12 DM11 DM13 DM14 PARTS LIST MECH SW P.W.BOARD ASSY DVD MECHANISM CHASSIS REF.NO.

  • Page 18: Ic Block Diagram & Description

    IC BLOCK DIAGRAM & DESCRIPTION LCD61 LCD COM1 COM1 COM2 COM2 COM3 COM3 COM4 COM4 COM1 COM2 COM3 COM4 - 17 -...
  • Page 19 IC BLOCK DIAGRAM & DESCRIPTION IC201 ZR36707TQC(Read channel I/O) CD R b6 FCC R b6-0 RFC R b3 HLDEN FBC R b6-0 AGC HOLD CG R b1 PROGRAMMABLE DVDRFP OUTPUTINHIBIT INPUT EQUALIZER FULL WAVE BIAS FILTER CHARGE DVDRFN REC TIFIER DIFFERENTIATOR PUMP RFSIN...
  • Page 20 IC BLOCK DIAGRAM & DESCRIPTION IC130 BA5954FP(Motor driver) Pin No. Pin name Function VINFC Focus drive input CFC err1 For connection of capacitor for the error amp filter CFC err2 For connection of capacitor for the error amp filter VINSL + Op-amp input (+) for the sled driver VINSL - Op-amp input (-) for the sled driver...
  • Page 21 IC BLOCK DIAGRAM & DESCRIPTION IC132 BA10358F(Dual Operation AMP.) IC442 KIA6282K(Power AMP.) Vcc1 Vcc2 B.S.1 OUT1 ch-1 OUT-1 -IN1 OUT2 BIAS CIRCUIT +IN1 -IN2 Ripple THERMAL SHUT DOWN PROTECTION CIRCUIT +IN2 ch-2 OUT-2 B.S.2 IC171,602 PST3627U(Op. Amp.) Vref PIN No. PIN NAME FUNCTIONS GND 1...
  • Page 22 IC BLOCK DIAGRAM & DESCRIPTION IC172 AT24C02N(P-ROM) START STOP LOGIC SERIAL H,V. PUMP/TIMING CONTROL LOGIC LOAD COMP DATA RECOVERY DEVICE ADDRESS LOAD COMPARATOR DATA WORD E PROM ADDR/COUNTER SERIAL MUX Y DEC /ACK LOGIC IC231 LA1844ML(AM/FM AMP.) RF.AMP PILOT DECODER BUFF ANTI-BIRDIE CANCEL...
  • Page 23 IC BLOCK DIAGRAM & DESCRIPTION IC441 LC75348M (Electric Volume) LSELO LIN LTRE LBASS1 LBASS2 LOUT TEST LVref ZERO MULTIPLEXER CROSSDET CONTROL LOGIC INTERFACE CIRCUIT CIRCUIT ZERO MULTIPLEXER RVref CROSSDET LOGIC CIRCUIT Vref RSELO RIN RTRE RBASS1 RBASS2 ROUT IC480 SI-8050(Switching Regulator) SWOut INTERNAL OVERCURRENT...
  • Page 24 IC BLOCK DIAGRAM & DESCRIPTION IC601 LC877B40A (Micro computer) Interrupt control Stand-by control X’tal Bus interface SIO0 Port 0 B register SIO1 Port 1 C register Timer 0 Port 3 (Higt speed clock counter) Timer 1 Port 7 Base timer Port 8 LCD display controler...
  • Page 25 IC BLOCK DIAGRAM & DESCRIPTION IC601 LC877B40A (Micro computer) Pin name Option Pin name Option With out PORT8 With put VSS1,VSS2,VSS3 With out P80~P87 VDD1,VDD2,VDD3 PORT0 With P00~P07 PORT1 With S0/PA0~ With out P10~17 S7/PA7 S8/PB0~ With out S15/PB7 S16/PC0 With out S23/PC7 S24/PD0~...
  • Page 26 IC BLOCK DIAGRAM & DESCRIPTION IC605 TA7291(Bridge Driver) Vref 7 / 2 / 11 4 / 8 / 5 8 / 6 / 15 OUT1 2 / 7 / 4 PROTECTOR OUT2 10 / 3 / 13 CIRCUIT (TSD) 5 / 9 / 7 6 / 1 / 9 1 / 5 / 1 TA7291P / TA7291S / TA7291F...
  • Page 27 IC BLOCK DIAGRAM & DESCRIPTION IC BLOCK DIAGRAM & DESCRIPTION IC818 SST39VF800A(Flash Memory) IC871 PCM1755D(Audio Digital-to Analog Converter) SuperFlash X-Decoder Memory Audio LRCK Serial Address Buffer Memory Address Port Output Amp and & Latches DATA Low-Pass Filter Y-Decoder 4x / 8x Enhanced Oversampling I/O Buffer and Data...
  • Page 28 SCHEMATIC DIAGRAM (AMP-DG) C4700 0.01 HEAD PHONE PWB L4720 1000 R4700 R4701 L4700 L4701 22UH 1000 IC442 KIA6282K L4750 L4751 +5.6V 22UH 1000 R4121 R4750 R4751 HEAD PHONE DVD_L CN475 TU_L R4123 AUX1_L C4135 C4235 100/16 100/16 Q4151 C4125 KTD1303 1/50 CN470 R4134...

  • Page 29: Schematic Diagram

    SCHEMATIC DIAGRAM (DVD ) DVD_L SHGND CN874 VGND R8720 V_GND DVD_L DVD_L R8521 A_GND R8820 DVD_R DVD_R RF_GND L8583 D_GND RF33 D_GND D-MUTE R8722 D5.6V D-MUTE RFGND RFGND RFGND RFGND AMP BLOCK IC851 IC852 UPC37M31TJ-P CN873 PQ050DZ01 DGND DGND 3.3V 1.8V R8522 REQUEST...
  • Page 30 SCHEMATIC DIAGRAM (FRONT ) C6010 C6014 100/16 100/16 R6221 R6271 S6001 4.7K R6270 4.7K 39 38 37 36 35 34 33 32 31 30 29 28 27 Q6270 KRC107M Q6271 LCD61 KTA1267 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 IC602 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 AT24C02N-10SI-2.7...
  • Page 31 SCHEMATIC DIAGRAM (TUNER ) R2204 XF211 IC211 470K XF222 XF233 LA1186N T2002 R2111 C2114 R2201 R2306 [CH] XF221 Q2201 C2306 1;50 KTC3193 2.7K XF231 C2102 C2322 1000P C2305 0.47;50 C2321 1;50 R2202 FM_ANT1 C2105 C2111 [1/4W] 0.01 R2301 [1/4W] 1000P FM_ANT2 CN201 FM IF...

  • Page 32: Wiring Diagram

    WIRING DIAGRAM (DVD MAIN A SIDE) - 36 - - 37 -...
  • Page 33 WIRING DIAGRAM (DVD MAIN B SIDE ) - 38 - - 39 -...
  • Page 34 WIRING DIAGRAM (AMP-DG ) - 40 - - 41 -...
  • Page 35 WIRING DIAGRAM (FRONT) J6200 Q6050 J6100 J6000 J6203 J6202 S6210 J6004 R6055 J6204 POWER J6005 R6056 CN601 J6206 CN602 LCD61 L6401 L6400 D6051 J6101 J6210 J6209 Q6270 J6211 D6052 R6271 R6270 CN605 Q6271 J6212 C6270 R6121 J6213 R6286 C6011 J6214 Q6212 R6119 C6118...
  • Page 36 WIRING DIAGRAM (TUNER and HEADPHONE) TUNER HEADPHONE SANYO Electric Co., Ltd. OSAKA, JAPAN Jun/ '05 Printed in Japan - 44 - - 45 -...

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