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Sanyo DVD-9201 Service Manual

Sanyo dvd player service manual
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Service Manual
/ ON
LAST MEMO OPEN/CLOSE
ON SCREEN
PICTURE MODE
ZOOM
TV POWER
TV CH+
TV VOL+
TV/VIDEO
TV CH-
TV VOL-
SUBTITLE
AUDIO
ENTER
REV
FWD
SLOW
SLOW
1
2
3
4
5
6
7
8
9
0
+10
PROGRAM
MULTI-VISION
CLEAR
SEARCH MODE
REPEAT
A-B REPEAT
z /ON
STANDBY
SURROUND
ANGLE
ANGLE REPLAY
REMOTE CONTROL REM-9201MT
/ ON
LAST MEMO OPEN/CLOSE
ON SCREEN
PICTURE MODE
ZOOM
AUDIO
SUBTITLE
ENTER
REV
FWD
SLOW
SLOW
1
2
3
4
5
6
7
8
9
0
+10
PROGRAM
MULTI-VISION
CLEAR
SEARCH MODE
REPEAT
A-B REPEAT
SURROUND
ANGLE
ANGLE REPLAY
z /ON
STANDBY
VOCAL
KEY
ECHO
REMOTE CONTROLLER RB-9201K
CONTENTS
Specifications ................................................................... 1
Laser beam safety precaution .......................................... 1
DVD Mechanism replacement ......................................... 2
Mechanism replacement .................................................. 3
Mechanism operation ....................................................... 4
DVD P.W.Board operation ............................................... 5
DVD start-up program flow chart ..................................... 28
MPEG and FRONT END
P.W.Board operation (block diagram) ............................ 30
MPEG P.W.Board (schematic diagram for wave check) . 32
AMP P.W.Board (schematic diagram fir wave check) ..... 34
MPEG and FRONT P.W.Board check waveform ............. 36
How to load software for MPEG P.W.Board .................... 41
Trouble shooting .............................................................. 42
Voltage of IC and Transistor ............................................ 45
Exploded view (cabinet and chassis) ............................... 49
Parts list ........................................................................... 50
Exploded view & Parts list (DVD mechanism) ................. 55
IC block diagram and description ..................................... 56
Schematic diagram (MPEG for 9501PR) ......................... 64
Wiring diagram (MPEG A SIDE for 9501PR) ................... 66
Wiring diagram (MPEG B SIDE for 9501PR) ................... 68
Schematic diagram (MPEG for 9501KR, 9501) ............... 70
Wiring diagram (MPEG A SIDE for 9501KR, 9501) ......... 72
Wiring diagram (MPEG B SIDE for 9501KR, 9501) ......... 74
Schematic diagram (MPEG for 9201) .............................. 76
DVD Player
9501PR
1–MIC–2
MIC VOL
9201,9501,9501KR
Wiring diagram (MPEG A SIDE for 9201) ........................ 78
Wiring diagram (MPEG B SIDE for 9201) ........................ 80
Schematic diagram (DG FRONT for 9201) ...................... 82
Schematic diagram (DG FRONT for 9501) ...................... 84
Schematic diagram (DG FRONT for 9501PR) ................. 86
Schematic diagram (DG FRONT for 9501KR) ................. 88
Wiring diagram (FRONT for 9201, 9501, 9501KR) .......... 90
Wiring diagram (FRONT for 9501PR) .............................. 92
Wiring diagram
(DG,SOCKET for 9501KR and
POWER SW for 9501KR, 9201 and 9501) .................. 94
Wiring diagram
(DG,SOCKET for 9201/SS and
POWER SW for 9501PR) ............................................ 96
Wiring diagram
(DG,SOCKET for 9501/SS and
MIC for 9501KR, 9201 and 9501) ................................ 98
Wiring diagram
(DG,SOCKET for 9501PR and
MECHA-M and MECHA-SW) ....................................... 100
Schematic diagram (DVD) ............................................... 102
Wiring diagram (DVD A SIDE) ......................................... 112
Wiring diagram (DVD B SIDE) ......................................... 113
Wiring connection ........................................................... 114
IC block diagram and description ..................................... rear
FILE NO.
DVD-9201
(SS)
DVD-9501
(SS)
DVD-9501KR
(KR)
DVD-9501PR
(US)
DVD-9501PR
(CA)
PRODUCT CODE No.
137 108 04 9201(SS)
137 109 04 9501(SS)
137 109 06 9501KR(KR)
137 108 05 9501PR(US)
137 108 06 9501PR(CA)
SM
REFERENCE No.
5810237
R

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  Summary of Contents for Sanyo DVD-9201

  • Page 1 MECHA-M and MECHA-SW) ... 100 Schematic diagram (DVD) ... 102 Wiring diagram (DVD A SIDE) ... 112 Wiring diagram (DVD B SIDE) ... 113 Wiring connection ... 114 IC block diagram and description ... rear FILE NO. DVD-9201 (SS) DVD-9501 (SS) DVD-9501KR (KR) DVD-9501PR...
  • Page 2: Specifications

    SPECIFICATIONS Playback system ... DVD-Video , Video CD , CD Playback standard ... NTSC or PAL Laser ... Semiconductor laser, wavelength 650/790nm Laser output (Continous wave max.) : 1 mW(DVD) , 0.5 mW(CD) Frequency range (digital audio) ... 4 Hz to 22 kHz Signal to noise ratio ...
  • Page 3: Dvd Mechanism Replacement

    DVD MECHANISM REPLACEMENT 1.Cautionary instructions in handling the assy (Safety instructions) Optical pickup The laser beam used in the pickup is classified as "class 2". Exposing your eyes or skin to the beam is harmful. Take care not to do so. (Caution against static electricity and leakage voltage) Ground securely the work tables, tools, fixtures, soldering irons (including those made of ceramic) and measuring instruments used...
  • Page 4: Mechanism Replacement

    MECHANISM REPLACEMENT 1. TRAY AND BASE MECHANISM PART 3. TRAY PART GREASE CDF-409 MOLYKOTE EM-50L 2. Base mechanism mounting PART SILICON GREASE FLOIL OIL G-474B MOLYKOTE EM-50L 4. BASE MECHANISM PART FLOIL OIL G-2000B GREASE CDF-409 Do not remove the pick-up from base mechanism because of adjustment difficulty.
  • Page 5: Mechanism Operation

    MECHANISM OPERATION 1.How to setting the tray. 1. Move the SLIDE left side. 2. Match the Hole of GEAR and Hole of CHASSIS LARGE TOOTH GREASE EM-50L 6. Match the hole of GEAR and hole of chassis while turning GEAR 7.
  • Page 6: Dvd P.w.board Operation

    DVD P.W.BOARD OPERATION 1. General operation diagram (This is a basic general operation diagram) The circuit mounted on the Loader part (Frontend Board) is configured as shown , which is divided into following blocks according to main ICs. PICK-UP;SF-HD6 VREF DVD/CD VR-CD VR-DVD...
  • Page 7 DVD P.W.BOARD OPERATION 2. Circuit configuration inside IC100(LA9702W) and IC200(LC78660W) (This is a basic circuit configuration.) - 6 -...
  • Page 8 DVD P.W.BOARD OPERATION 3. Table of monitor signals (This is a basic table of monitor signals) A. Reference table for waveform are listed as below. Name TP label TP101 TP102 TP104 TP105 TP106 TP107 TP230 TP122 TP124 TESI0 TP201 HFLBIAS TP204 HFLIO TP206...
  • Page 9 DVD P.W.BOARD OPERATION(SCHEMATIC DIAGRAM FOR SIGNAL CHECK) (This is a basic schematic diagram and signal check.) Top left zoon , There is the drawing which zoomed to 10,11 page. Top right zoon , There is the drawing which zoomed to 12,13 page. Bottom left zoon , There is the drawing which zoomed to 14,15 page.
  • Page 10 DVD P.W.BOARD OPERATION(SCHEMATIC DIAGRAM FOR SIGNAL CHECK for top left) (This is a basic schematic diagram and signal check.) - 10 - - 11 -...
  • Page 11 DVD P.W.BOARD OPERATION(SCHEMATIC DIAGRAM FOR SIGNAL CHECK for top right) (This is a basic schematic diagram and signal check.) - 12 - - 13 -...
  • Page 12 DVD P.W.BOARD OPERATION(SCHEMATIC DIAGRAM FOR SIGNAL CHECK for bottom left) (This is a basic schematic diagram and signal check.) - 14 - - 15 -...
  • Page 13 DVD P.W.BOARD OPERATION(SCHEMATIC DIAGRAM FOR SIGNAL CHECK for bottom right) (This is a basic schematic diagram and signal check.) - 16 - - 17 -...
  • Page 14 DVD P.W.BOARD OPERATION(WIRING DIAGRAM FOR SIGNAL CHECK) A. A side (This is a basic wiring diagram and signal check.) - 18 -...
  • Page 15 DVD P.W.BOARD OPERATION(WIRING DIAGRAM FOR SIGNAL CHECK) B. B side (This is a basic wiring diagram and signal check.) - 19 -...
  • Page 16 DVD P.W.BOARD OPERATION(SIGNAL) (This is a basic signal.) 1. RF and Defection Signal Each signal shown refers to WIRING ,SCHEMATIC DIAGRAM and Table of monitor signals. A. RF Signal during play mode. RF of DVD disc B. Defection Signal (Detection of level down signal) DEFECT Scratched defect 2.
  • Page 17 DVD P.W.BOARD OPERATION(SIGNAL) B. Focus In and Focus Jump Focus In C. Tracking Servo a. TE (Tracking Error) Signal. TE Curve b. Track Jump Signal One Track Jump Kick pulse Cross point Focus Jump - 21 - Brake pulse Zero cross point 42 Track Jump Out ->...
  • Page 18 DVD P.W.BOARD OPERATION(SIGNAL) D. Sled Servo (Sled motor drive signal) SLDO E. Spindle Servo (Spindle motor drive signal) Spindle Drive (U, V, W) F. Tray open and close CLOSE OPEN OPEN SW CLOSE SW Tray Close Zoom SLDO Spindle (W, W+, FG) CLOSE OPEN OPEN SW...
  • Page 19 DVD P.W.BOARD OPERATION(SIGNAL) 3. Decorder EFMOUT SBIAS RF, EFMOUT, SBAIS 4. Reset Timing for Micom Cotroller Reset Timing 5. Anti-Defect Processing A. Disturbance by Defect Defect Disturbance of tracking TE disturbance at Defect EFMOUT 4.3218MHz (CD:Normal speed) RF, EFMOUT, PCK DEFECT0 Suppressed disturbance by TE,FE hold process - 23 -...
  • Page 20 DVD P.W.BOARD OPERATION(SIGNAL) B. Circuit block of Anti-Defect 1+ Defct 6. Start-up program A. Disc type Identification a. In the case of DVD Dual Disc b. In the case of DVD Single Disc Thold Fhold 1+ DEFECTO 3' 3 DEFECTI Def Inh from IC500 - 24 - 1+ ...
  • Page 21 DVD P.W.BOARD OPERATION(SIGNAL) c. In the case of CD Disc B. Disc diameter identification a. In the case of 12cm Disc Spindle kick Tm > 300ms 6 FG = 1 revolution c. In the case of NO Disc SPDO Tm < 155 ms 6 FG = 1 revolution b.
  • Page 22 DVD P.W.BOARD OPERATION(SIGNAL) 7. Adjustment (Auto Adjustment) A. SGC(Signal Gain Control) Adjustment B. Tracking Balance Adjustment Zoom - 26 - Vref...
  • Page 23 DVD P.W.BOARD OPERATION(SIGNAL) C. Focus and Tracking Gain Adjustment a. Focus gain Adjustment b. Tracking Gain Adjustment Zoom Zoom - 27 -...
  • Page 24: Dvd Start-Up Program Flow Chart

    DVD START-UP PROGRAM FLOW CHART (This is a basic start-up program flow chart.) 1. Disc Identification Start Vref compensation Disc diameter identification Kick Spindle not yet one rev done Rising Time data:Tm Tm >Th1 Tm > Th2 D = 12cm data:Tm D = 8cm Spindle Servo...
  • Page 25 DVD START-UP PROGRAM FLOW CHART 2. Fundamental and additional auto adjustment - 29 -...
  • Page 26: Mpeg And Front End P.w.board Operation (Block Diagram)

    MPEG AND FRONT END P.W.BOARD OPERATION(BLOCK DIAGRAM) (This is a basic block diagram.) FRONT PWB STANDBY MATCH CN605 VCTRLI NT/PAL 5MHz CN601 from MPEG DS601 SENSOR board (NC)IR IC601 DOUT UPD78023232 (NC)MUTE CN602 IC602 RESET M+5V A/D INPUT P-COM -30V STANDBY NOT MATCH CN605 VCTRLI...

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Dvd-9501krDvd-9501Fisher dvd-95001krFisher dvd-9501pr