Sanyo DVD-SL25 Service Manual

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Service manual (39 pages)

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Summary of Contents for Sanyo DVD-SL25

Page 1: Table Of Contents
FILE NO. DVD-SL25 DVD Video Player Service Manual (AU) PICTURE LAST MEMO OPEN/CLOSE MODE PROGRAM SURROUND REPEAT A-B REPEAT /RANDOM ANGLE ON SCREEN ZOOM ANGLE REPLAY SUBTITLE CHANGE SETUP MENU SUBTITLE ON/OFF AUDIO TOP MENU RETURN REV SLOW FWD SLOW...
Page 2: Specification
SPECIFICATIONS Playback system: Component Video out DVD-Video, CD Y : 1.0 V (75Ω) Playback standard: : 0.7 V (75Ω) PAL or NTSC : 0.7 V (75Ω) Laser: AUDIO OUT: Semiconductor laser, wavelength: 650/790 nm L: 2 V rms Laser output (Continuous wave max.): R: 2 V rms 0.34 mW (DVD) Power requirements:...
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 1. How to remove the tray. Move both the right and left 1 tray pins to the ends. Rotate the 1 gear. Remove the 2 tray. Move forward the 2 tray. 4. How to install the motor. 2. How to insert the tray. SHASSIS HOLE ROUND...
Page 5 MECHANISM REPLACEMENT 5. Base mechanism mounting parts. GREASE EM-30LG GREASE EM-30LG GREASE EM-30LG GREASE EM-30LG : Clean the groove by alcohol well. Apply screw lock 7. Tray parts. 6. Base mechanism parts. GREASE CDF-409 GREASE EM-30LG GREASE CDF-409 GREASE CDF-409 GREASE EM-30LG Do not remove the pick-up from base mechanism because of...
Page 6: Trouble Shooting
TROUBLE SHOOTING POW ER DO ES NOT TU DOES NOT LI GHT DISPLA Y Is the voltage at lt ag e at Is t h e v Check FL2 line of pi n 1 and 2 of FL 831 Check IC483 and peripheral circ ui t. pin 3 and 5 of CN 81 1 PO WER BLOCK.
Page 7 TROUBLE SHOOTING NO PLAYBACK PICTURE OF COMPOSITE VIDEO OUT NO PLAYBACK PICTURE OFS-VIDEO OUT Check composite signal line Is there VIDEO signal S8400 is S-VIDEO side? Se lect S-VIDEO side. (DAC_D line) and S8400 around. at pin 170 of IC800. Is there VIDEO si gnal at Check DAC_A, DAC_D signal line pin 169 and 170 of IC800?
Page 8: Service Mode
SERVICE MODE A. Market / Region SETUP In the initial condition for this model, Market and Region information are undefined. In the following cases, be sure to set up Market/Region. 1. When updating the system using CD-R (Part code : 0PRADD7118--A). 2.
Page 9 On the Internal Setup screen shown on the right, set up Market and Region. Market Region Model DVD-SL25/AU Market/Region setup table. 3. Setting Market code 3.1. While a highlighted indicator is displayed on the right side of the Market denotation, push numeric buttons on the remote controller.
Page 10 You should check the settings. Backend version S 11225 A 0 Brand (S : SANYO , F : FISHER) Version ( 2 0 0 1 . 12 . 25) Sub Version (A,B,..Z) Region ( 0 : Region undefined...
Page 11: How To Load Software For Mpeg P.w.board
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 12: Exploded View (Cabinet & Chassis)
EXPLODED VIEW (CABINET & CHASSIS) SL25/AU 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 SG841 645 055 3202 SURGE-ABSORBER IC859 409 489 9700 IC NC7SZ157P6 SG842 645 055 3202 SURGE-ABSORBER IC871 410 454 2602 IC LC708728V-UST-TE-L,DAC_2CH SG871 645 055 3202 SURGE-ABSORBER IC872 409 542 9609 IC NJM2058V SG872 645 055 3202 SURGE-ABSORBER IC881...
Page 15 PARTS LIST REF.NO. PART NO. DESCRIPTION 645 038 2024 LINE FILTER PC490 408 047 0005 PHOTO COUPLE H11A817B300 407 220 4601 PHOTO COUPLE PC123Y22 407 203 8602 PC PS2561-1-V PR481 645 042 2553 PROTECTOR,0.63A 125V PR482 645 042 2560 PROTECTOR,0.75A 125V PR484 645 042 2553 PROTECTOR,0.63A 125V PT490...
Page 16: Exploded View (Dvd Mechanism)
EXPLODED VIEW (DVD MECHANISM) DM17 DM17 DM02 DM18 DM18 DM20 DM04 DM26 DM03 DM05 DM27 DM21 DM28 DM06 DM29 DM22 DM07 DM30 DM19 DM23 DM41 DM32 DM24 DM36 DM25 DM33 DM08 DM17 DM18 DM34 DM17 DM18 DM40 DM13 DM39 DM14 DM11 DM38 DM12...
Page 17: Wiring Connection
WIRING CONNECTION This is a basic wiring connection. - 16 -...
Page 18: Ic Block Diagram & Description
IC BLOCK DIAGRAM & DESCRIPTION FL831 Fluorecent Tube Note F-, F+ : Filament pin nG : Grid pin : Anode pin NP : No pin NC : No connection PIN NO. 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 F- F- NP NP 7G 6G 5G 4G 3G 2G 1G NC NC NC NC NC NC NC P9 P8 P7 P6 P5 P4 P3 P2 P1 NP NP F+ F+ CONNECTION...
Page 19 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 20 IC BLOCK DIAGRAM & DESCRIPTION IC130 LC78663NRW (DVD/CD Servo Controller) A/D Block Servo Block D/A Block 8 bits Servo DSP (16x16+32 -> 32) RF-PH SLDO RF-BH SPDO RREC TBAL RF I/F Block 8 bits FBAL FC Counter TSTDO TR Counter TSTDI EV Counter EVENT...
Page 21 IC BLOCK DIAGRAM & DESCRIPTION IC130 LC78663NRW (DVD/CD Servo Controller) BROCK NAME SUPPLEMENT BLOCK NAME SUPPLEMENT Survo A/D AD1 DVDD1 I/O power supply[Digital 3.3V] Survo A/D AD0 DVSS Digital GND Survo A/D JV CD data EMPH DE-EMP monitor Monitor 0 RREC Survo A/D RREC AV data...
Page 22 IC BLOCK DIAGRAM & DESCRIPTION IC131 M11L416256SA-35T(Memory) IC161 NJM12904M / BA10358F (OP Amp) LCAS CLOCK CONTROL CONTROL GENERATOR LOGICS LOGICS UCAS A OUTPUT DATA I/O BUS CLOCK B OUTPUT A INPUT GENERATOR COLUMN DECODERS SENSE AMPLIFIERS REFRESH COUNTER 2~5,7~10 I/O0-I/O15 31~34,36~39 A +INPUT B INPUT...
Page 23 IC BLOCK DIAGRAM & DESCRIPTION IC483 KIA431A(Votage CTL) Cathode Reference 2.5Vref Anode IC490 STR-G6351 (Switching Regulator) UVI.O Latch Delay Internal Blas PWM Latch Drive DCP Comp. OCP/FB/Tri Icanl Terminal No. Symbols Description Functions MOSFET drain Drain terminal MOSFET source Source terminal Ground Ground terminal Power Supply terminal...
Page 24 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36742(A/V Decoder) 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 25 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36742(A/V Decoder) Pin No. Name Function Y/R/V YC O : Y signal O. (DAC B) RGB O : R signal O. YUV O : V signal O. C/B/U YC O : C signal O. (DAC C) RGB O : B signal O.
Page 26 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36742(A/V Decoder) 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 27 IC BLOCK DIAGRAM & DESCRIPTION IC800 ZR36742(A/V Decoder) 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 28 IC BLOCK DIAGRAM & DESCRIPTION IC801 S524A40X21-SCT0(EEPROM) IC851 PQ070XZ01Z(Regulator) DC INPUT(Vin) DC OUTPUT(Vo) START STOP LOGIC EXCLUSIVE IC SERIAL CONTROL H.V. PUMP/TIMING ON/OFF OUTPUT LOGIC CONTROL (Vc) VOLTAGE LOAD DATA RECOVERV ADJUST (Vadj) COMP DEVICE ADDRESS COMPARATOR LOAD EEOROM DATA WORD IC859 NC7SZ157P6 ADDR/COUNTER (UHS 2-Input Non-Inverting Multiplexer)
Page 29 IC BLOCK DIAGRAM & DESCRIPTION IC818 LE28DW8163T-70T-MPB(8 bit Flash) BYTE# CHARGE PUMP COLUMN DECODER & DQ15/A-1 VOLTAGE REFERENCE DQ14 CIRCUIT DQ13 128Kx16 ADDRESS BUFFER DQ12 & LOW DECODER 256Kx8 LATCH CIRCUIT FLUSH RESET# BANK2 384Kx16 DQ11 788Kx8 DQ10 A18-A0,A-1 RY/BY# FLUSH BANK1 DQ15-DQ0...
Page 30 IC BLOCK DIAGRAM & DESCRIPTION IC822 K4S161622D-TC80(512K x 16bit x 2 Bank Synchronous DRAM) Data Input Register LDQM Bank Select 512K x 16 2,3,5,6,7,8,9,11, 12,39,40,42,43, 45,46,48,49 512K x 16 20~24, 27~32 Column Decoder Latency & Borst Length LCKE Programming Register LRAS LCBR LDQM...
Page 31 IC BLOCK DIAGRAM & DESCRIPTION IC831 PT6313-S(LED Driver) Control SG1/KS1 SG2/KS2 Serial DOUT SG3/KS3 Data Interface Segment SG4/KS4 Display Memory Driver/ SG5/KS5 SG6/KS6 Grid Driver/ SG7/KS7 SG8/KS8 Key Scan SG9/GR8 Output Timing Generator SG10/GR7 SG11/GR6 SG12/GR5 Key Matrix Memory Grid Driver Dimming Circuit 5,25...
Page 32 IC BLOCK DIAGRAM & DESCRIPTION IC871 LC708728V-UST-TE-L(Stereo DAC) LC708728 NAME TYPE DESCRIPTION LRCIN Digital Input PCM Input Mode : DAC Sample Rate Clock Input DSD Input Mode : Serial Audio Data Input Digital Input PCM Input Mode : Serial Audio Data Input DSD Input Mode : Lch DSD Bit Stream Input BCKIN Digital Input...
Page 33: Block Diagram
BLOCK DIAGRAM DVD PWB SOFT MARKET others SETUP IC800 V_SW 197P 3.3V DAC A CVBS/G/Y (COMPOSITE) IC131 FOST,TOST M11L416256SA DAC B Y/R/V Y(Cr) 3.3V 2.5V PICK UP : SF-HD6AVST2 DRAM Y/C <-> YCbCr DAC C C/B/U U(Cb) S8400 CN100 DAC D CVBS/C COMPOSITE VIDEO SW...
Page 34: Schematic Diagram (Dvd)
SCHEMATIC DIAGRAM (DVD) R1830 R1831 A.GND C1820 R1072 C1046 3.3V 3.3V 3.3V CN100 R1076 C1048 3.3K A.GND A.GND 0.01 PHBCA ADPH 1AV4J11YA240G R1065 R1074 R1073 6.8K *:no MOUNT(LOC No.=1800-1899) DGND PHBCA A.GND A.GND R1066 2.5V 2.5V A.GND 6.8K ADPH RF(NC) L1002 PREF SREFI...
Page 35: Schematic Diagram (Mpeg And Front)
SCHEMATIC DIAGRAM (MPEG ) LOADER BLOCK 3.3V CN871 SPDIF_SEL 2.5V L8582 DGND 1000 2.5V SPDIF IC859 +12V NC7SZ157 SPDIF 3.3V DGND GDAC SPDIF C8590 +12V +12V 3.3V SPDIF A_GND IC851 R8580 +5.6V PQ070XZ01Z GDAC R8520 D_GND C8603 4.7K R8510 10/50 D_GND DGND DGND...
Page 36: Wiring Diagram (Dvd & Mpeg A Side)
WIRING DIAGRAM (DVD & MPEG A SIDE) DGND C1 C1007 0 C 0 00 C1 C10 C C 1 C10 0 C C 0 AG A A GND D1700 1 C1846 4 1 C1 C 8 6 6 84 4 C1 C18 C 84 84 C1 50 0 5...
Page 37: Wiring Diagram (Dvd & Mpeg B Side)
WIRING DIAGRAM (DVD & MPEG B SIDE ) DGND AGND VGND AGND DGND AGND AGND DGND DGND DGND DGND DGND 3.3V DGND AGND DGND AGND VGND DGND DGND DGND SL25/AU DGND 1AD4B10D1700AA VGND AGND - 40 - - 41 -...
Page 38: Schematic Diagram (Power Supply)
SCHEMATIC DIAGRAM (POWER SUPPLY & FRONT) PRODUCT SAFETY NOTICE EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL ! ! ! MARK IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY AND PERFORMANCE CAN BE OF SPECIAL SIGNIFICANCE.
Page 39: Wiring Diagram
WIRING DIAGRAM (POWER SUPPLY, FRONT , MECHA SW and MECHA IF) OPEN CLOSE M011 POWER SUPPLY and FRONT CN001 MECHA SW MECHA IF SANYO Electric Co., Ltd. OSAKA, JAPAN Jan./ '03 Printed in Japan...

Sanyo DVD-SL25 Service Manual

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