Sanyo DC-PT70 Service Manual
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Sanyo DC-PT70 Service Manual

Sanyo DC-PT70 Service Manual

Dvd micro component system
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Table of Contents

Service Manual
REMOTE CONTROLLER RB-DVD1JP
CONTENTS
Laser beam safety precaution .......................................... 1
DVD Mechanism Replacement ........................................ 1
Service mode ................................................................... 2
Important Note ................................................................. 5
Cautions for PWB or IC assy exchange ........................... 5
Cautions FM antenna wire ............................................... 5
How to take out a disk ...................................................... 5
Tuner adjustment ............................................................. 6
Exploded View (Cabinet & Chassis) ................................ 7
Parts List .......................................................................... 8
Wiring Connection ........................................................... 13
IC Block Diagram & Description ....................................... 14
Schematic Diagram .......................................................... 30
Wiring diagram ................................................................. 42
DVD Micro Component
System
FILE NO.
DC-PT70
(UK)
(XE)
PRODUCT CODE No.
129 696 03 UK
129 696 04 XE
SM
REFERENCE No.
5810572

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Summary of Contents for Sanyo DC-PT70

  • Page 1: Table Of Contents

    FILE NO. DC-PT70 DVD Micro Component (UK) Service Manual (XE) System REMOTE CONTROLLER RB-DVD1JP CONTENTS PRODUCT CODE No. 129 696 03 UK 129 696 04 XE Laser beam safety precaution .......... 1 DVD Mechanism Replacement ........1 Service mode ..............2 Important Note ..............

  • 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: Service Mode

    SERVICE MODE A. Market / Region SETUP In the initial condition for this model, Market and Region Region Undefined information are undefined. In the following cases, be sure to set up Market/Region. 1. When updating the system using CD-R (Part code :0PRADC9695--A ). 2.
  • Page 4 SERVICE MODE C. Setup Procedures 1. Displaying SERVICE MODE screen Display Service Mode screen following the instructions "How to Region Market enter Service Mode" above. BackendVersion S 31130 A0 Loader Version 17 Z09 Y03 Value (Reference figure) 2. Displaying Internal Setup screen Push button within three seconds after operating the Service Mode display.
  • Page 5 You should check the settings. Region Market Backend version S 31204 A 2 BackendVersion S 31204A2 Brand (S : SANYO , F : FISHER) 17 Z09 Y03 Loader Version Version ( 2 0 0 2 . 12 . 25) Value Sub Version (A,B,..Z)

  • Page 6: Important Note

    SERVICE MODE D. IMPORTANT NOTE 1. Once the "Market/Region" settings are written into EEPROM (IC801) on the DVD substrate, they cannot be reset. (However, updating the system using CD-R enables you to make new settings.) 2. While the Internal Setup screen is displayed, pushing the Power button enables you to terminate the operations without making any settings.

  • Page 7: Tuner Adjustment

    TUNER ADJUSTMENT • Use a plastic screw driver for adjustments. • MODE : ST (Stereo) • Speaker impedance : 8 ohms • TUNING FM : 87.5 - 108MHz AM : 522 - 1710 kHz CT252 L2151 L2153 TP25 TP24 TP26 J2002 J2201 C2464...

  • Page 8: Exploded View (Cabinet & Chassis)

    EXPLODED VIEW (CABINET & CHASSIS) - 7 -...

  • Page 9: 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 10 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION S6116 614 220 5471 SWITCH,TACT 645 066 2430 FLEXIBLE FLAT CABLE,MECHA 614 240 1002 SWITCH,TACT 645 066 2423 FLEXIBLE FLAT CABLE,PICK-UP 645 006 5958 SWITCH,PUSH 1P-1T 614 274 2013 CORD,ID CONNECTOR,FM ANT S6117 614 220 5471 SWITCH,TACT 614 329 3170 ASSY,WIRE,AMP-DG...
  • Page 11 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION IC818 410 507 6601 IC ASSY C2457 403 259 0508 NP-ELECT 1U M 50V (IC SST39VF800A-70-4C-EK or C4134 403 058 4608 POLYESTER 0.15U J 50V SST39VF800-70-4C-EK or C4136 403 350 8403 ELECT 1000U M 16V LE28DW8163T-70T-MPB or 403 366 5205 ELECT 1000U M 16V SST39VF800A-70-4C-EK,D)
  • Page 12 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION Q4500 405 151 6107 TR KRA107S 645 020 1813 INDUCTOR,1000 OHM 405 141 5707 TR DTA114YKA 645 045 7869 IMPEDANCE,1000 OHM P Q4501 405 151 6107 TR KRA107S L4281 645 002 1459 INDUCTOR,22U K 405 141 5707 TR DTA114YKA L4282 645 002 1459 INDUCTOR,22U K...
  • Page 13 PARTS LIST REF.NO. PART NO. DESCRIPTION SCART P.W.BOARD ASSY D4911 407 097 8009 DIODE MPG06G ! ! ! REF.NO. PART NO. DESCRIPTION D4912 407 097 8009 DIODE MPG06G ! ! ! 614 329 5624 ASSY,PWB,SCART(Only initial) D4913 407 097 8009 DIODE MPG06G ! ! ! CN301 614 310 2663 PLUG,10P...

  • Page 14: Wiring Connection

    WIRING CONNECTION LCD61 A/V EURO/TV(AUDIO) IN CN601 (24P) FRONT P.W.B CN302 SCART CN301 (10P) P.W.B CN602 (9P) (UK,XE Only) COMPOSITE AMP / TUNER OPTICAL S-VIDEO P.W.B CN400 (24P) CN202 AM LO CN871 CN872 CN445 (2P) CN870 (10P) CN875 (10P) FM A CN420 CN100 (12P)

  • Page 15: Ic Block Diagram & Description

    IC BLOCK DIAGRAM & DESCRIPTION IC100 LA9703WL-MPB (DVD Player Frontend Processor) PREF SREF SREF1 AGOF DVD/CD FC BST AGOF PDRF ISET XHTR DOOUT LPF1 SREF LPF2 XHTR FEBL FIN1 WO/PP LPF1 SREF PREF LPF2 SREF FIN2 FEBL XHTR SREF DPD/TE PIN1 SREF RREC...
  • Page 16 IC BLOCK DIAGRAM & DESCRIPTION IC130 LC78663NRW (DSP) A/D Block Servo Block D/A Block 8 bits 8 bits RF-PH SLDO RF-BH SPDO RREC TBAL RF I/F Block FBAL FC Counter TSTDO TR Counter TSTDI EV Counter EVENT (AD0) FG Counter RFP[3:0] TESTO 169~172...
  • Page 17 IC BLOCK DIAGRAM & DESCRIPTION IC130 LC78663NRW (DSP) Block Pin Name Supplementation Block Pin Name Supplementation Servo A/D AD1 Microcom- DVSS Digital GND Servo A/D AD0 puter I/F HDAT1 Data bus 1 Servo A/D JV HDAT2 Data bus 2 RREC Servo A/D RREC HADT3 Data bus 3...
  • Page 18 IC BLOCK DIAGRAM & DESCRIPTION IC130 LC78663NRW (DVD/CD Servo Controller) Block Pin name Supplementation Block Pin name Supplementation AV data AVREQI AV data requirement flag input System X16MIO External 16MHz output AVACKO AV data read strobe output TEST2 Test input 2 AVDACK AV data read output (Input;...
  • Page 19 IC BLOCK DIAGRAM & DESCRIPTION IC131 M11L416256SA-35T(256k x 16 DRAM) DATA-IN BUFFER CONTROL LOGIC CASL IO15 CASH CLOCK GENERATOR DATA-OUT BUFFER COLUMN COLUMN DECODER ADDRESS BUFFER SENSE AMPLIFIERS REFRESH I/O GATING CONTROLER 512 x 16 REFRESH COUNTER 512 x 512 x 16 MEMORY ROW.
  • Page 20 IC BLOCK DIAGRAM & DESCRIPTION IC160 IKE80-E(Power Amp.) Signal stem GND SGND Thermal shutdown Input (Load outout voltage set) VCONT MUTE Match CH:ON/OFF VCCP2 MUTE1 H:Output ON, L:Output OFF 33 MUTE234 VLO- CH2,3,4 Output control VLO+ 32 VIN4- To VREFOUT VO4+ 31 VIN4 Level...
  • Page 21 IC BLOCK DIAGRAM & DESCRIPTION IC241 LC72121M-D(PLL Synthesizer) Vssx REFERENCE PHASE DETECTOR DIVIDER CHARGE PUMP XOUT SWALLOW COUNTER UNLOCK FMIN 1/16, 1/17 4bits DETECTOR AOUT Vssa 12bits PROGRAMMABLE AMIN DIVIDER UNIVERSAL DATA SHIFT REGISTER LATCH IFIN I / F COUNTER POWER RESET Vssd...
  • Page 22 IC BLOCK DIAGRAM & DESCRIPTION IC442 TA8223K(Power Amp.) IC806 74VHCT08AMTCX(AND) 13 A 12 B 11 O 10 A Pin Names Description Inputs Outputs IC602,801 S524A40X21-SCT0(EEPROM) START STOP LOGIC SERIAL H,V. PUMP/TIMING CONTROL LOGIC LOAD COMP DEVICE DATA RECOVERY ADDRESS LOAD COMPARATOR DATA WORD E PROM...
  • Page 23 IC BLOCK DIAGRAM & DESCRIPTION IC818 SST39VF800A-70-4C-EK(Flash Memory) SuperFlash X-Decoder Memory Address Buffer Memory Address & Latches Y-Decoder I/O Buffer and Data Control Logic Latches Symbol Pin Name Function Address Inputs To provide memory addresses. During Sector-Erase A address lines will select the sector. During Block-Erase A address lines will select the block.
  • Page 24 IC BLOCK DIAGRAM & DESCRIPTION IC822 M12L1616A-7T(SDRAM) Bank select Data input register 14 LDQM 2,3, 5,6, 512K X 16 8,9, 11,12, 512K X 16 39,40, 42,43, 20~24 45,46, 27~32 48,49 Column decoder Latency & burst length LCKE Progremming register LRAS LCBR LDQM LCAS...
  • Page 25 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36748(DVD Player AV Decorder) VDDP VDDA DUPRD MEMAD19 GPCIO19 MEMAD18 GPCIO14 VDDP GPSIO13 MEMAD17 GPCIO12 GNDP GPSIO11 MEMAD16 GPCIO10 MEMAD15 ATDD7 MEMAD14 ATDD8 MEMAD13 ATDD6 MEMAD12 ATDD9 MEMAD11 ATDD5 MEMAD10 ATDD10 MEMAD9 GNDP MEMAD8 ATDD4 VDDP VDDP...
  • Page 26 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36748(DVD Player AV Decorder) Pin No. Name Function Boot selection, debug interface, GPIO pin, test mode (23pin) BOOTSEL1 CPU software starting basis select I. Low:starting by flash memory. High : starting by down loaded program from UART. GPCI/O[0]# I/O# Controled general I/O by microcomputer software.
  • Page 27 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36748(DVD Player AV Decorder) Pin No. Name Function Y/R/V YC O : Y signal O. RGB O : R signal O. (DAC B) YUV O : V signal O. C/B/U YC O : C signal O. (DAC C) RGB O : B signal O.
  • Page 28 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36748(DVD Player AV Decorder) Pin No. Name Function Loader interface, AV bit stream interface (25pin) ATDD[11]# I/O# ATAPI data I / O. DVDDAT[0] A / V data I. ATDD[4]# I/O# ATAPI data I / O. DVDDAT[1] A / V data I.
  • Page 29 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36748(DVD Player AV Decorder) Pin No. Name Function ATCS1# ATAPI chip select signal O. CDCLK# CD-DSP bit clock signal I. GPCI/O[44] Controled general I / O by microcomputer software. ATCS0# ATAPI chip select signal O. CDDAT# CD-DSP data I.
  • Page 30 IC BLOCK DIAGRAM & DESCRIPTION IC802 PST3627U(Reset) Vref PIN No. PIN NAME FUNCTIONS GND 1 GND Pin Pin / Voltage Detect Pin Capacitor Connect Pin with Delay Reset Signal Output Pin - 29 -...

  • Page 31: Schematic Diagram

    SCHEMATIC DIAGRAM (MAIN AMP) Q4101 KRC107M R4120 3.3K R4121 R4139 DVD_L 8.2K Q4100 TU_L KTD1303 R4123 AUX_L R4125 Q4151 KTD1303 C4822 R4556 220/25 C4865 R4134 0.01 4.7K C4131 R4133 C4132 (FUSE) C4135 L4820 Vref 1/50 1/50 RECOUT ALC RECOUT VRIN BASS1 BASS2 100/16...
  • Page 32 SCHEMATIC DIAGRAM (MPEG) DGND DGND LOADER BLOCK 3.3V C8536 SPDIF_SEL CN871 2.5V L8582 1000 2.5V IC859 IC806 NC7SZ157 SPDIF 3.3V C8720 74VHCT08A 10/50 L8060 SPDIFVCC ZERO DVD_L 1000 FPCLK DVD/TV_L SPDIF C8056 C8060 C8590 AMP BLOCK CN873 DGND 3.3V R8513 DGND REQUEST C8057...
  • Page 33 SCHEMATIC DIAGRAM (LOADER) C1046 R1072 3.3V 3.3V 3.3V CN100 R1076 3.3K A.GND A.GND PHBCA ADPH R1065 R1074 R1073 6.8K 3.3K DGND A.GND A.GND PHBCA 2.5V R1066 R1067 2.5V 6.8K ADPH C1084 RN103 L1002 PREF C1085 CD/DVD SREFI A.GND C1028 A.GND 4700P AGOF C1086...
  • Page 34 SCHEMATIC DIAGRAM (TUNER ) R2204 XF211 IC211 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_ANT C2105 C2111 [1/4W] 0.01 R2301 [1/4W] 1000P FM IF AM MIX AM IF FM DET...
  • Page 35 SCHEMATIC DIAGRAM (FRONT and SCART for XE) C6010 100/16 R6221 S6001 4.7K 40 39 38 37 36 35 34 33 32 31 30 29 28 27 LCD61 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 36 SCHEMATIC DIAGRAM (FRONT and SCART for UK) C6010 100/16 R6221 S6001 4.7K 40 39 38 37 36 35 34 33 32 31 30 29 28 27 LCD61 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 37 WIRING DIAGRAM (MAIN AMP DVD A side) C8056 C1087 C8057 C1006 C1086 C8058 C8584 C8087 C8086 C8593 C1007 C1894 C8446 C8443 C8442 C1043 C8441 C8440 C8708 R1051 C8725 C8429 C1021 R1091 C8045 C1023 C8047 C1600 C8053 C1030 C1022 C8037 C8412 C8033 C8031 C8410...
  • Page 38 WIRING DIAGRAM (MAIN AMP DVD B side) - 44 - - 45 -...

  • Page 39: Wiring Diagram

    WIRING DIAGRAM (AMP TUNER) J2002 J2003 J2201 C2464 J2004 J2005 J4001 C2461 C2600 C2453 J2009 J2010 CN203 IC241 C2141 J2011 J4002 D2450 C2454 C2140 J4400 J4003 J2203 J2012 LC72121M SG202 R2451 J2013 J2015 J2014 R2140 J2204 J2101 C2456 J2102 J2205 L2151 J2016 CN400...
  • Page 40 C4920 D4913 J4904 C4913 C4910 D4910 D4911 C4912 C4911 D4912 J4902 J4903 J4901 D4903 D4900 C4903 C4900 D4901 D4902 C4901 C4902 POWER SUPPLY SANYO Electric Co., Ltd. Osaka, Japan Mar./ '04 Printed in Japan - 48 - - 49 -...

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