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Sony DVP-LS755P Service Manual

Cd/dvd player
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3 7 63 1515 0
SERVICE MANUAL
System
Laser: Semiconductor laser
Signal format system: PAL/NTSC
Audio characteristics
Frequency response: DVD VIDEO (PCM
TE
L 13942296513
96 kHz): 2 Hz to 44 kHz (±1.0 dB)/DVD
VIDEO (PCM 48 kHz): 2 Hz to 22 kHz
(±0.5 dB)/CD: 2 Hz to 20 kHz (±0.5 dB)
Signal-to-noise ratio (S/N ratio): 115 dB
(LINE OUT L/R (AUDIO) jacks only)
Harmonic distortion: 0.003 %
Dynamic range: DVD VIDEO: 103 dB/CD:
99 dB
Wow and flutter: Less than detected value
(±0.001% W PEAK)
www
.
http://www.xiaoyu163.com
Outputs
(Jack name: Jack type/Output level/Load
impedance)
LINE OUT (AUDIO): Phono jack/2 Vrms/
10 kilohms
DIGITAL OUT (OPTICAL): Optical
output jack/–18 dBm (wave length
660 nm)
DIGITAL OUT (COAXIAL): Phono jack/
0.5 Vp-p/75 ohms
LINE OUT (VIDEO): Phono jack/1.0 Vp-p/
75 ohms
S VIDEO OUT: 4-pin mini DIN/Y:
1.0 Vp-p, C: 0.3 Vp-p (PAL), 0.286 Vp-p
(NTSC)/75 ohms
COMPONENT VIDEO OUT (Y, P
P
/C
R
P
/ C
R
x
ao
u163
y
i
http://www.xiaoyu163.com
DVP-LS755P
2 9
8
SPECIFICATIONS
Q Q
3
6 7
1 3
1 5
/C
,
B
B
): Phono jack/Y: 1.0 Vp-p, P
/C
R
B
: 0.7 Vp-p/75 ohms
R
co
.
9 4
2 8
RMT-D167P
AEP Model
Russian Model
General
Power requirements:
220 – 240 V AC, 50/60 Hz
Power consumption: 12 W
Dimensions (approx.):
430 × 46.5 × 240 mm
0 5
8
2 9
9 4
(width/height/depth) incl. projecting
parts
Mass (approx.): 2.15 kg
Operating temperature: 5 °C to 35 °C
Operating humidity: 25 % to 80 %
Supplied accessories
• Audio/Video cord (pinplug × 3 y
pinplug × 3) (1) (UK models only)
• Remote commander (remote) (1)
• R6 (size AA) batteries (2)
,
B
Specifications and design are subject to
change without notice.
m
CD/DVD PLAYER
9 9
UK Model
2 8
9 9

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  • Page 1 DVP-LS755P 3 7 63 1515 0 RMT-D167P SERVICE MANUAL AEP Model UK Model Russian Model SPECIFICATIONS System Outputs General Laser: Semiconductor laser (Jack name: Jack type/Output level/Load Power requirements: Signal format system: PAL/NTSC impedance) 220 – 240 V AC, 50/60 Hz...
  • Page 2 IC pins, etc. OPERATION. REPLACE THESE COMPONENTS WITH • Usable with ordinary solder SONY PARTS WHOSE PART NUMBERS APPEAR AS It is best to use only unleaded solder but unleaded solder may SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- also be added to ordinary solder.

  • Page 3: Table Of Contents

    http://www.xiaoyu163.com 3 7 63 1515 0 TABLE OF CONTENTS Section Title Page Section Title Page GENERAL LC-082 (FUNCTION SWITCH) Printed Wiring Board and Schematic Diagram ..........4-31 POWER SUPPLY BLOCK Index to Parts and Controls .......... 1-1 (SWITCHING REGULATOR) Printed Wiring Board ..4-33 Hookups ................
  • Page 4 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 – 4 – http://www.xiaoyu163.com...

  • Page 5: General

    DVP-LS755P SECTION 1 This section is extracted from instruction 3 7 63 1515 0 GENERAL manual (2-021-509-12). Example of discs that the player Notes About This Manual This Player Can Play the cannot play • Notes about DVD+RWs/DVD+Rs, DVD-RWs/...
  • Page 6 http://www.xiaoyu163.com 3 7 63 1515 0 Rear panel Remote A TV [/1 (on/standby) button (63) (eject) button (29) C Number buttons (31) COMPONENT LINE OUT LINE VIDEO VIDEO (RGB) NORMAL PCM/ DTS/ PROGRESSIVE MPEG/ The number 5 button has a tactile dot.* DOLBY DIGITAL OPTICAL...

  • Page 7: Hookups

    http://www.xiaoyu163.com 3 7 63 1515 0 MODE (MP3, JPEG) (page 54) Selects the data type; MP3 audio track (AUDIO), JPEG image file (IMAGE) or both Hookups (AUTO) to be played when playing a DATA CD. z Hint Hooking Up the Player The Control Menu icon indicator lights up in green when you select any item except “OFF.”...
  • Page 8 http://www.xiaoyu163.com 3 7 63 1515 0 Notes Step 4: Connecting the Audio Cords • Do not connect a VCR, etc., between your TV and the player. If you pass the player signals via the VCR, you may not receive a clear image on the TV screen. If your TV has only one audio/video input jack, connect the player to this jack.
  • Page 9 http://www.xiaoyu163.com 3 7 63 1515 0 Connecting to an AV amplifier (receiver) having a Dolby Surround (Pro Connecting to an AV amplifier (receiver) with a digital input jack, and a Logic) decoder and 3 to 6 speakers decoder (Dolby Digital, MPEG audio or DTS), and 6 speakers You can enjoy Dolby Surround effects only when playing Dolby Surround audio or multi- This connection will allow you to use the Dolby Digital, MPEG audio or DTS decoder function channel audio (Dolby Digital) discs.

  • Page 10: Playing Discs

    http://www.xiaoyu163.com 3 7 63 1515 0 Press X/x to select the type of Press ENTER. Enjoying the surround sound jack (if any) you are using to “DTS” is selected. effects connect to an amplifier (receiver), AUDIO SETUP To enjoy the surround sound effects of this then press ENTER.
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 Notes Resuming Playback From Using the DVD’s Menu Selecting “ORIGINAL” or • “MULTI-DISC RESUME” in “CUSTOM the Point Where You “PLAY LIST” on a DVD- SETUP” must be set to “ON” (default) for this function to work (page 69).
  • Page 12 http://www.xiaoyu163.com 3 7 63 1515 0 Next, press X/x to select “03” under “C,” Follow step 5 for new programming. To Press X/x to select Playing repeatedly (Repeat Play) then press ENTER. cancel a programme, select “--” under (SHUFFLE), then press ENTER. “T,”...

  • Page 13: Searching For A Scene

    http://www.xiaoyu163.com 3 7 63 1515 0 Locating a point quickly using Watching frame by frame Searching for a Title/ the previous/next buttons (Slow-motion play) Searching for a Scene Chapter/Track/Scene, Searching for a etc. m or M You can search for the next or previous Press when the player is Particular Point on a...

  • Page 14: Viewing Information About The Disc

    http://www.xiaoyu163.com 3 7 63 1515 0 ◆ When playing a DVD VIDEO or DVD- To check DATA CD (MP3 audio) text Checking the information on the By pressing TIME/TEXT while playing MP3 Viewing Information About the front panel display • T * : * : * (hours: minutes: seconds) audio tracks on a DATA CD, the track name Disc Playing time of the current title...

  • Page 15: Enjoying Movies

    Example: R: right) without using actual rear speakers. L: Front speaker (left) Dolby Digital 5.1 ch TVS was developed by Sony to produce R: Front speaker (right) Rear (L/R) surround sound for home use using just a : Virtual speaker stereo TV.

  • Page 16: Playing A Data Cd

    http://www.xiaoyu163.com 3 7 63 1515 0 – JPEG image files with the extension Sharpening the Pictures “.JPEG” or “.JPG.” – JPEG image files that conform to the DCF* Playing a DATA CD (SHARPNESS) image file format. * “Design rule for Camera File system”: Image About MP3 Audio Tracks standards for digital cameras regulated by JEITA (Japan Electronics and Information Technology...
  • Page 17 http://www.xiaoyu163.com 3 7 63 1515 0 To rotate a JPEG image To stop viewing the JPEG image Selecting a JPEG image file Press x. Enjoying JPEG Images as Press X/x while viewing the image. Each time you press X, the image rotates a Slide Show z Hints After step 2 of “Selecting an album...

  • Page 18: Using Various Additional Functions

    http://www.xiaoyu163.com 3 7 63 1515 0 Press X/x to select a setting. Press X/x to select The default setting is underlined. (PARENTAL CONTROL), then press Using Various Additional • MODE1: the image sweeps in from top ENTER. Functions to bottom. The options for “PARENTAL •...

  • Page 19: Settings And Adjustments

    You can control the sound level, input source, Austria 2046 Press X/x to select a new 4-digit password, replace the disc in the and power switch of your Sony TV with the player and press H. When the display for entering (PARENTAL CONTROL), then press Belgium 2057 supplied remote.

  • Page 20: Settings For The Display

    http://www.xiaoyu163.com 3 7 63 1515 0 Selected setting Note Setting the Display or Settings for the Display Depending on the DVD, “4:3 LETTER BOX” may SCREEN SETUP Sound Track Language be selected automatically instead of “4:3 PAN (SCREEN SETUP) TV TYPE: 4:3 PAN SCAN SCAN”...

  • Page 21: Additional Information

    “ON” (page 70). format that conforms to ISO 9660 Level 1/ indicator turns off and the player is set to Sony dealer. Level 2, or Joliet. normal (interlace) format. , The file has an extension other than The sound volume is low.
  • Page 22 (When letters/numbers appear in the performed. Album (page 51, 53) , Contact your Sony dealer or local authorized Sony service facility. display) , Depending on the disc, you may not be able A unit in which to store JPEG image files or to do some of the operations above.
  • Page 23 http://www.xiaoyu163.com 3 7 63 1515 0 Language Code List For details, see pages 45, 48, 66. The language spellings conform to the ISO 639: 1988 (E/F) standard. Code Language Code Language Code Language Code Language 1027 Afar 1183 Irish 1347 Maori 1507 Samoan 1028 Abkhazian 1186 Scots Gaelic...
  • Page 24 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 1-20 E http://www.xiaoyu163.com...

  • Page 25: Disassembly

    DVP-LS755P SECTION 2 DISASSEMBLY 3 7 63 1515 0 2-1. DISASSEMBLY • This set can be disassembled in the order shown below. Upper case (Page 2-2) MV-044 board Front panel section (Page 2-2) (Page 2-3) IF-117 board Power supply block...

  • Page 26: Upper Case

    http://www.xiaoyu163.com 3 7 63 1515 0 Note: Follow the disassembly procedure in the numerical order given. 2-2. UPPER CASE 3 Upper case 1 Tapping screw 2 Three screws (+BV3) 1 Tapping screw L 13942296513 2-3. MV-044 BOARD 8 Five screws (+BV3) 1 Flexible flat cable 2 Flexible flat cable (FEM-002: CN502)

  • Page 27: Front Panel Section

    http://www.xiaoyu163.com 3 7 63 1515 0 2-4. FRONT PANEL SECTION 2 Claw 3 Front panel section 2 Two claws 2 Two claws 2 Claw 1 Flexible flat cable (FIL-001: CN403) L 13942296513 2-5. POWER SUPPLY BLOCK 2 Two screws (+BV3) 4 Power supply block 1 Harness (PM-112: CN201)

  • Page 28: Board

    http://www.xiaoyu163.com 3 7 63 1515 0 2-6. IF-117 BOARD 2 Two screws (+BV3) 3 IF-117 board 1 Harness (IM-065: CN401) 2-7. MECHANISM DECK L 13942296513 6 Mechanism deck 5 Three screws (+BV3) 1 Harness 4 Flexible flat cable (PM-112: CN201) (FMP-012: CN101) 3 Flexible flat cable (FMP-010: CN104)

  • Page 29: Board

    http://www.xiaoyu163.com 3 7 63 1515 0 2-8. ER-027 BOARD 3 ER-027 board 1 Flexible flat cable (FEM-002: CN502) 2 Two screws (+BV3) L 13942296513 2-9. OPTICAL PICK-UP 6 Optical pick-up (KHM-310AAB/C2RP) 5 Two insulators 5 Two insulators 4 Two insulator screws 4 Two insulator screws 1 Two claws 3 FFC holder...

  • Page 30: Board

    http://www.xiaoyu163.com 3 7 63 1515 0 2-10. MS-214 BOARD 2 Two screws (B 2.6 × 8) 5 MS-214 board Remove two solders. 4 Motor (pully) assy (loading) L 13942296513 1 Belt (MOT) 2-11. HOLDER (BU) ASSY 1 Screw (B 2.6 × 8) 2 Lever (CL UP2) 5 Holder (BU) assy u163...

  • Page 31: Lever (Bu Lock)

    http://www.xiaoyu163.com 3 7 63 1515 0 2-12. LEVER (BU LOCK) 1 Floating screw (PTPWH M2.6) 5 Lever (BU lock) 4 Three hooks 2 Gear (cap) 3 Gear (BU lock) L 13942296513 2-13. CLOSE LEVER 1 Washer (3-1-0.4) 5 Close lever 3 Claw 2 SPR-E lever close 4 Shaft disc stop...

  • Page 32: Lever (Dir), Gear (Idl-B)

    http://www.xiaoyu163.com 3 7 63 1515 0 2-14. LEVER (DIR), GEAR (IDL-B) 3 Nylon washer 1.7 2 Claw 4 Pulley (gear) Washer 5 Gear (cap) 6 Gear (IDL-A) 9 Stoper 0 Lever (DIR) qa Gear (IDL-B) 1 DIR SPR-E 7 Loosen the screw. L 13942296513 8 Hold the release lever and change the direction.

  • Page 33: Lever (Loading-L/R)

    http://www.xiaoyu163.com 3 7 63 1515 0 2-16. LEVER (LOADING-L/R) SPT-T (loading-R) SPT-T (loading-L) L 13942296513 5 Lever (loading-R) 2 Two hooks 4 Two hooks 3 Lever (loading-L) PRECAUTION DURING LEVER (LOADING R / L) INSTALLATION — Bottom view — Align the horizontal position. Lever (loading-L) Lever (loading-R) u163...

  • Page 34: Lever (Disc Sensor)/(Disc Stop)

    http://www.xiaoyu163.com 3 7 63 1515 0 2-17. LEVER (DISC SENSOR) / (DISC STOP) 1 Gear (cap) 2 Gear (IDL L) PRECAUTION DURING DISC STOP LEVER INSTALLATION Chassis (top) Hole 5 Two hooks 3 Two claws Lever (disc stop) 6 Lever (disc stop) Hole Install the lever (disc stop) so that the both holes are aligned.

  • Page 35: Circuit Boards Location

    http://www.xiaoyu163.com 3 7 63 1515 0 2-19. CIRCUIT BOARDS LOCATION MS-214 board Power supply block (LOADING MOTOR) (SWITCHING REGULATOR) ER-027 board (EURO AV) MV-044 board (RF AMP, SIGNAL PROCESS, LC-082 board SERVO, MOTOR DRIVE, AVDEC, (FUNCTION SWITCH) VIDEO, AUDIO, PS THROUGH) IF-117 board (INTERFACE CONTROL) L 13942296513...
  • Page 36 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 2-12 E http://www.xiaoyu163.com...

  • Page 37: Block Diagrams

    DVP-LS755P SECTION 3 3 7 6 3 1 5 1 5 0 BLOCK DIAGRAMS 3-1. OVERALL BLOCK DIAGRAM IF-117 BOARD (SEE PAGE 4-27) ND401 CNJ902 IC409 VACUUM REMOTE LINE FLUORESCENT COMMANDER (RGB) -TV DISPLAY RECEIVER ER-027 BOARD (SEE PAGE 4-23)

  • Page 38: Rf/Servo Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-2. RF/SERVO BLOCK DIAGRAM BASE UNIT MV-044 BOARD (1/5) KHM-310AAB/ (SEE PAGE 4-9) SERVIC ASSY CN104 SLED D03- MOTOR D03+ 27 D04- IN1- SPINDLE SYSTEM IC101 IN2- D04+ CONTROL/...

  • Page 39: System Control/Signal Processor Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-3. SYSTEM CONTROL/SIGNAL PROCESSOR BLOCK DIAGRAM MV-044 BOARD (2/5) (SEE PAGE 4-11) IC206 IC204 64M SDRAM 16M FLASH ROM 90 103 104 118 116 117 105~107,110,112~114,119,121~124 78~81,83~86,93~96,98~101 22~27,29~30,40~41,43~53 31~34,36~39...

  • Page 40: Video Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-4. VIDEO BLOCK DIAGRAM IC502 ed MV-044 BOARD (3/5) IC502 (SEE PAGE 4-13) VIDEO BUFFER 2.4 Vp-p (H) VIDEO IN V OUT J501 (1/2) IC502 wl Y IN Y OUT VIDEO 2.0 Vp-p (H)

  • Page 41: Audio Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-5. AUDIO BLOCK DIAGRAM MV-044 BOARD (4/5) (SEE PAGE 4-12, 15) IC605 D IN OPTICAL DIGITAL OUTPUT J501 (2/2) Q611 COAXIAL SPDIF BUFFER IC207 IC601 AUDIO D/A CONVERTER AUDIO AMP Q607 –...

  • Page 42: Interface Control Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-6. INTERFACE CONTROL BLOCK DIAGRAM LC-082 BOARD IF-117 BOARD MV-044 BOARD (5/5) (SEE PAGE 4-32) (SEE PAGE 4-27) (SEE PAGE 4-11) CN402 CN201 OCSW1 OCSW1 OCSW1 RF/SERVO IC408 SYSRST...

  • Page 43: Power 1 Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-7. POWER 1 BLOCK DIAGRAM POWER SUPPLY BLOCK (SWITCHING REGULATOR) (SEE PAGE 4-35) T101 CN201 D208 L205 EVER+11V Q201 D202 L202 SW+8V Q202 D101-D104 CN101 AC IN P-CONT F101...

  • Page 44: Power 2 Block Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 3-8. POWER 2 BLOCK DIAGRAM ER-027 BOARD MV-044 BOARD (SEE PAGE 4-23) (SEE PAGE 4-9 to 4-18) CN771 PS772 CN502 CN901 IC901 EVER+11V +11V +11V VIDEO VIDEO–5V BUFFER, SW+5V...

  • Page 45: Printed Wiring Boards And Schematic Diagrams

    DVP-LS755P SECTION 4 3 7 63 1515 0 PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING For schematic diagram: • Caution when replacing chip parts. BOARDS AND SCHEMATIC DIAGRAMS. New parts must be attached after removal of chip.

  • Page 46: Frame Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 4-1. FRAME SCHEMATIC DIAGRAM BASE UNIT KHM-310AAB/ SERVICE ASSY CN502 CN901 CNJ902 GND(E) VIDEO-5V VIDEO-5V V_IN CN103 V/Y_OUT GND(LD) GND(LD) D_GND_VIDEO D_GND_VIDEO GND(E) LD(650) LD(650) GND(E) D_GND_VIDEO D_GND_VIDEO BLANKING_OUT...

  • Page 47: Printed Wiring Boards And Schematic Diagrams

    DVP-LS755P 3 7 6 3 1 5 1 5 0 4-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS There are a few cases that the part isn't mounted in this model is printed on this diagram. MV-044 (RF AMP, SIGNAL PROCESS, SERVO, MOTOR DRIVE, AVDEC, VIDEO, AUDIO, PS THROUGH) PRINTED WIRING BOARD : Uses unleaded solder.
  • Page 48 DVP-LS755P 3 7 6 3 1 5 1 5 0 COMPONET VIDEO OUT LINE OUT LINE OUT DIGITAL OUT VIDEO AUDIO OPTICAL COAXIAL S VIDEO OUT NORMAL PROGRESSIVE MV-044 BOARD (SIDE B) MV-044 BOARD (SIDE B) J502 J501 CN102...

  • Page 49: Rf Amp, Servo, Motor Drive

    DVP-LS755P MV-044 (RF AMP, SERVO, MOTOR DRIVE) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board. • See page 4-19 for Waveforms. 3 7 6 3 1 5 1 5 0 R136 MV-044 BOARD (1/5) ±0.5% R132 XX MARK:NO MOUNT...

  • Page 50: Signal Process, Servo Dsp, Avdec) Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 MV-044 (SIGNAL PROCESS, SERVO DSP, AVDEC) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board. • See page 4-19 for Waveforms. MV-044 BOARD (2/5) C244 C245 XX MARK:NO MOUNT...

  • Page 51: Mv-044 (Video Amp) Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 MV-044 (VIDEO AMP) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board. • See page 4-19 for Waveforms. MV-044 BOARD (3/5) LCH_OUT RCH_OUT MV-044 BOARD XX MARK:NO MOUNT...

  • Page 52: Audio Amp) Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 MV-044 (AUDIO AMP) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board. MV-044 BOARD (4/5) XX MARK:NO MOUNT NO MARK:DVD/CD PLAY R664 ALT- R642 R601 R612 4.7k C601...

  • Page 53: Mv-044 (Ps Through) Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 MV-044 (PS THROUGH) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board. MV-044 BOARD (5/5) XX MARK:NO MOUNT SW-10V NO MARK:DVD/CD PLAY SW+8V C780 0.01u MTR_GND MV-044 BOARD...
  • Page 54 DVP-LS755P 3 7 6 3 1 5 1 5 0 • Waveforms 1 IC102 oh (DVD play) 3 IC102 qk, IC201 <x/b 5 IC201 <xzb, <xzn (DVD play) 8 IC201 <zmx qa IC201 <znn qh IC502 wf 500 mV/DIV 100 ns/DIV...

  • Page 55: Euro Av) Printed Wiring Board

    DVP-LS755P 3 7 6 3 1 5 1 5 0 ER-027 (EURO AV) PRINTED WIRING BOARD There are a few cases that the part isn't mounted in this model is printed on this diagram. : Uses unleaded solder. LINE (RGB) -TV...

  • Page 56: Er-027 (Euro Av) Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 ER-027 (EURO AV) SCHEMATIC DIAGRAM • See page 4-21 for printed wiring board. • Waveforms ER-027 BOARD 1 IC901 ef 4 IC901 wg (LINE: RGB mode) (LINE: VIDEO mode)
  • Page 57 DVP-LS755P 3 7 6 3 1 5 1 5 0 IF-117 (INTERFACE CONTROL) PRINTED WIRING BOARD There are a few cases that the part isn't mounted in this model is printed on this diagram. : Uses unleaded solder. IF-117 BOARD...

  • Page 58: Interface Control

    DVP-LS755P 3 7 6 3 1 5 1 5 0 IF-117 (INTERFACE CONTROL) SCHEMATIC DIAGRAM • See page 4-25 for printed wiring board. • Waveforms IF-117 BOARD 1 IC404 3 CN402 JL492 POWER_SW XX MARK:NO MOUNT JL491 P-CONT NO MARK:DVD/CD PLAY...

  • Page 59: Interface Control)

    DVP-LS755P 3 7 6 3 1 5 1 5 0 MS-214 (LOADING MOTOR) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM : Uses unleaded solder. There are a few cases that the part isn't mounted in this model is printed on this diagram.

  • Page 60: Lc-082 (Function Switch) Printed Wiring Board And Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 LC-082 (FUNCTION SWITCH) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM There are a few cases that the part isn't mounted in this model is printed on this diagram. : Uses unleaded solder.

  • Page 61: Ao Y

    DVP-LS755P 3 7 6 3 1 5 1 5 0 POWER SUPPLY BLOCK (SWITCHING REGULATOR) PRINTED WIRING BOARD There are a few cases that the part isn't mounted in this model is printed on this diagram. : Uses unleaded solder.

  • Page 62: Power Supply Block (Switching Regulator) Schematic Diagram

    DVP-LS755P 3 7 6 3 1 5 1 5 0 POWER SUPPLY BLOCK (SWITCHING REGULATOR) SCHEMATIC DIAGRAM • See page 4-33 for printed wiring board. POWER SUPPLY BLOCK (SWITCHING REGULATOR) XX MARK: NO MOUNT NO MARK: DVD/CD PLAY C110...
  • Page 63 DVP-LS755P 3 7 6 3 1 5 1 5 0 MEMO 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-38 E http://www.xiaoyu163.com...

  • Page 64: Ic Pin Function Description

    DVP-LS755P SECTION 5 IC PIN FUNCTION DESCRIPTION 3 7 63 1515 0 5-1. SYSTEM CONTROL PIN FUNCTION (MV-044 BOARD IC201) Pin No. Pin Name Function IREF Current reference input.It generates reference current for data PLL. (fixed at “L”) PLLVSS —...
  • Page 65 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function XDACS Audio DAC (2ch) chip select signal output IFSDI Serial data input from the IF CON INT0 Microcontroller Interrupt input (Not used) IR control signal input (Not used) DVDD2 —...
  • Page 66 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function DQM3 DRAM Byte read /write mask signal 3 output (Not used) DQM2 DRAM Byte read /write mask signal 2 output (Not used) KRMOD Karaoke mode setting terminal (Not used) VOICE (Not used) DVDD2...
  • Page 67 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function SPLRCK Audio left/right channel clock of SPDIF input (Not used) SPBCK Audio bit clock of SPDIF input (Not used) DVDD3 — Power supply (+3.3V) XTALO System clock output (27 MHz) XTALI System clock input (27MHz) PRST...

  • Page 68: Test Mode

    DVP-LS755P SECTION 6 TEST MODE 3 7 63 1515 0 6-1. GENERAL DESCRIPTION 6-4. MIRROR TIME ADJUSTMENT The Mirror Time and IOP measurement allows you to make diag- To enter Mirror Time Adjustment, press on the remote com- nosis and adjustment simply by using the remote commander and mander.
  • Page 69 http://www.xiaoyu163.com 3 7 63 1515 0 6-4-1. EXECUTING MIRROR TIME ADJUSTMENT (6) Confirm the number. If it is 75, go to next step. If it is any other value, return to step 4. In order to execute mirror time adjustment, the following standard MIRR time adjustment Menu procedures must be followed.

  • Page 70: Executing Iop Measurement

    http://www.xiaoyu163.com 3 7 63 1515 0 (17) Confirm the number, if YY is 5A – E8, proceed with next (2) Select “2. Drive Manual Operation” by pressing the but- step. If no, return to 13. ton on the remote commander. The screen will appear as be- low.

  • Page 71: If Con Self Diagnostic Function

    http://www.xiaoyu163.com 3 7 63 1515 0 6-6. IF CON SELF DIAGNOSTIC FUNCTION 2. OPERATION OF SELF CHECK MODE The Self Check mode is the function to conduct the basic test to the FL display and DVD panel section. 1. IF-117 BOARD (IF CON) TEST MODE The IF-117 board (IF CON) test mode is the IF CON self diagnos- 2-1.
  • Page 72 http://www.xiaoyu163.com 3 7 63 1515 0 2-2. Operation of Auto Self Check When the Self Check mode becomes active at the AC Power ON or by key input, the test display of the following steps (1) to (4) is repeated. (1) FLD and LED all ON (for 5 seconds) (2) MODEL display (for 2 seconds) (3) Version display (for 2 seconds)
  • Page 73 http://www.xiaoyu163.com 3 7 63 1515 0 2-3. Each Self Check Function Each Self Check function tests the FLD display, LED display, and key input. IC404: Pin No. (Signal) Input Voltage [V] Pin ef (PLAY) Pin eg (O/C) Pin eh (STOP) Pin ej (POWER) 0 –...
  • Page 74 http://www.xiaoyu163.com 3 7 63 1515 0 2-3-2. Main Unit Key Name Display and Key Code Display 2-3-2-1. Transition Keys in Self Check Mode • Keys on the main unit except keys transited in Self Check Mode 2-3-2-2. Operation and Display When a key on the main unit is pressed in the Self Check Mode, the name of that key is displayed on the FLD.
  • Page 75 http://www.xiaoyu163.com 3 7 63 1515 0 2-3-3. Remote Commander Key Name Display and Key Code Display 2-3-3-1. Transition Keys in Self Check Mode • Remote commander keys except keys transited in Self Check Mode 2-3-3-2. Operation and Display When a key on the remote commander is pressed in the Self Check Mode, the name of that key is displayed on the FLD.
  • Page 76 http://www.xiaoyu163.com 3 7 63 1515 0 2-3-5. FLD Anode Test Display and SHUTTLE Click Operation Test 2-3-5-1. Transition Keys in Self Check Mode → • key on the remote commander • SHUTTLE on the remote commander during Anode Test dis- play (This model does not provide JOG/SHUTTLE, and there- fore use another DVD remote commander having the JOG/ SHUTTLE)
  • Page 77 http://www.xiaoyu163.com 3 7 63 1515 0 2-3-6. FLD Grid Test Display and SHUTTLE Click Operation Test 2-3-6-1. Transition Keys in Self Check Mode ↑ • key on the remote commander • SHUTTLE on the remote commander during Grid Test display (This model does not provide JOG/SHUTTLE, and therefore use another DVD remote commander having the JOG/ SHUTTLE)

  • Page 78: Electrical Adjustment

    DVP-LS755P SECTION 7 ELECTRICAL ADJUSTMENT 3 7 63 1515 0 Note: During diagnostic check, the characters and color bars can 7-1. POWER SUPPLY CHECK be seen only with the NTSC monitor. Therefore, for diag- nostic check, use the monitor that supports both NTSC and 1.

  • Page 79: Adjustment Of Video System

    http://www.xiaoyu163.com 3 7 63 1515 0 7-2. ADJUSTMENT OF VIDEO SYSTEM 3. Checking S Video Output S-Y <Purpose> Check S-terminal video output. If it is incorrect, pictures will not 1. Checking Video Output Level be displayed correctly in spite of connection to the TV with a S- <Purpose>...

  • Page 80: Checking Component Video Output B-Y

    http://www.xiaoyu163.com 3 7 63 1515 0 5. Checking Component Video Output Y 7. Checking Component Video Output R-Y <Purpose> <Purpose> This checks component video output Y. If it is incorrect, correct This checks component video output R-Y. If it is incorrect, cor- brightness will not be attained when connected to, for instance, rect colors will not be displayed when connected to, for instance, projector.

  • Page 81: Checking Rgb Output G

    http://www.xiaoyu163.com 3 7 63 1515 0 9. Checking RGB Output G <Purpose> This checks RGB output G. If it is incorrect, pictures will not be displayed correctly in spite of connection to the TV with an EURO AV connecting cord. Mode Play Check the Color-bar (100%) signal...

  • Page 82: Repair Parts List

    DVP-LS755P SECTION 8 REPAIR PARTS LIST 3 7 63 1515 0 8-1. EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they may • The mechanical parts with no reference number in The components identified by mark have some difference from the original one.

  • Page 83: Cd Mechanism Deck Section-1

    http://www.xiaoyu163.com 3 7 63 1515 0 8-1-2. CD MECHANISM DECK SECTION-1 CD mechanism deck section-2 not supplied L 13942296513 not supplied The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number speci- fied.

  • Page 84: Cd Mechanism Deck Section-2

    http://www.xiaoyu163.com 3 7 63 1515 0 8-1-3. CD MECHANISM DECK SECTION-2 not supplied CD mechanism section-3 M701 L 13942296513 CD mechanism section-4 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-088-752-01 FLOATING SCREW (+PTPWH M2.6) 4-245-630-01 LEVER (SW) u163 4-245-653-01 BELT (MOT) 2-023-068-01 TAPPING +B 2.6X8...

  • Page 85: Cd Mechanism Deck Section-3

    http://www.xiaoyu163.com 3 7 63 1515 0 8-1-4. CD MECHANISM DECK SECTION-3 not supplied not supplied L 13942296513 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-245-627-01 WASHER (6-2.7-0.4) 4-245-651-01 GEAR (IDL-L) 4-245-637-01 ROLLER, RUBBER 4-245-640-01 GEAR (CAP) 4-245-649-01 GEAR (IDL-I) 3-088-752-01 FLOATING SCREW (+PTPWH M2.6)

  • Page 86: Cd Mechanism Deck Section-4

    http://www.xiaoyu163.com 3 7 63 1515 0 8-1-5. CD MECHANISM DECK SECTION-4 supplied L 13942296513 supplied supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-245-643-01 GEAR (IDL-C) 4-245-628-01 LEVER (BU LOCK) 4-248-722-01 SPR-E, DIR 4-248-206-01 WASHER (3-1-0.4) u163 4-245-642-01 GEAR (IDL-B) 4-245-624-01 LEVER, CLOSE...

  • Page 87: Electrical Parts List

    http://www.xiaoyu163.com ER-027 3 7 63 1515 0 8-2. ELECTRICAL PARTS LIST NOTE: The components identified by mark • Due to standardization, replacements in the • Items marked “*” are not stocked since they 0 or dotted line with mark 0 are parts list may be different from the parts speci- are seldom required for routine service.
  • Page 88 http://www.xiaoyu163.com ER-027 IF-117 LC-082 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R915 1-216-033-00 RES-CHIP 1/10W < TRANSISTOR > R916 1-216-051-00 RES-CHIP 1.2K 1/10W R917 1-216-051-00 RES-CHIP 1.2K 1/10W Q401 8-729-421-22 TRANSISTOR UN2211 Q402 8-729-424-18 TRANSISTOR...
  • Page 89 http://www.xiaoyu163.com LC-082 MS-214 MV-044 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > MS-214 BOARD ************* CN102 1-793-476-11 CONNECTOR, FFC/FPC 12P < CONNECTOR > < DIODE > CN001 1-815-569-11 CONNECTOR, FFC/FPC 7P D101 6-500-083-21 LED NSPW315BST (BACKLIGHT) D102...
  • Page 90 http://www.xiaoyu163.com MV-044 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C169 1-162-970-11 CERAMIC CHIP 0.01uF C258 1-162-964-11 CERAMIC CHIP 0.001uF C171 1-126-947-11 ELECT 47uF C259 1-115-467-11 CERAMIC CHIP 0.22uF C172 1-162-970-11 CERAMIC CHIP 0.01uF C260 1-126-947-11 ELECT...
  • Page 91 http://www.xiaoyu163.com MV-044 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > IC102 6-704-471-01 IC CXD9780R IC151 6-704-470-01 IC TK11233CMCL-G CN102 1-815-382-11 CONNECTOR, FPC/FFC 7P IC201 6-704-472-01 IC CXD9781R * CN104 1-564-708-11 PIN, CONNECTOR (SMALL TYPE) 6P IC202 6-704-261-01 IC TK11225CMCL-G...
  • Page 92 http://www.xiaoyu163.com MV-044 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R109 1-216-834-11 METAL CHIP 1/10W R223 1-216-833-11 METAL CHIP 1/10W R110 1-216-822-11 METAL CHIP 1.2K 1/10W R224 1-216-864-11 SHORT CHIP R111 1-216-835-11 METAL CHIP 1/10W R225...
  • Page 93 http://www.xiaoyu163.com MV-044 POWER SUPPLY BLOCK (SWITCHING REGULATOR) 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R2022 1-216-833-11 METAL CHIP 1/10W R604 1-208-798-11 METAL CHIP 4.7K 0.5% 1/10W R2023 1-216-833-11 METAL CHIP 1/10W R605 1-208-800-11 METAL CHIP...
  • Page 94 DVP-LS755P 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 2004G0500-1 9-874-828-11 Home Electronics Network Company © 2004. 7 – 122 – Published by Quality Assurance Dept. http://www.xiaoyu163.com...

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