Sony DVP-CX985V Service Manual

SERVICE MANUAL
CD/DVD PLAYER
US Model
Canadian Model
SPECIFICATIONS
DVP-CX985V
Ver 1.1 2004.09
9-961-042-02 Sony Corporation
2004I05-1 Audio Group
© 2004.09 Published by Sony Engineering Corporation
System
Laser: Semiconductor laser
λ = 780 nm for CD
λ = 650 nm for SA-CD and DVD
Emission duration: continuous
Signal format system: NTSC
Audio characteristics
Frequency response: DVD VIDEO (PCM
96 kHz): 2 Hz to 44 kHz (44 kHz: −2 dB
±1 dB), Super Audio CD: 2 Hz to
100 kHz (50 kHz: −3 dB ±1dB), CD:
2Hz to 20 kHz (±0.5 dB)
Signal-to-noise ratio (S/N ratio): 115 dB
(LINE OUT AUDIO L/R 1/2 jacks only)
Harmonic distortion: 0.003 %
Dynamic range: DVD VIDEO/Super Audio
CD: 103 dB, CD: 99 dB
Wow and flutter: Less than detected value
(±0.001% W PEAK)
Outputs
(Jack name: Jack type/Output level/Load
impedance)
LINE OUT AUDIO L/R 1/2: Phono jack/
2Vrms/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
5.1CH OUTPUT: Phono jack/2 Vrms/
10 kilohms
COMPONENT VIDEO OUT(Y, P
B/CB,
P
R/CR): Phono jack/Y: 1.0 Vp-p/PB/CB,
P
R/CR: 0.7 Vp-p/75 ohms
LINE OUT VIDEO 1/2: Phono jack/
1.0 Vp-p/75 ohms
S VIDEO OUPUT 1/2: 4-pin mini DIN/
Y: 1.0 Vp-p/C: 0.286 Vp-p /75 ohms
General
Power requirements:
120V AC, 60 Hz
Power consumption: 20 W
Dimensions (approx.): 430 × 189 × 545 mm
(17 × 7
1
/ 2 × 21
1
/ 2 in.) (width/height/depth)
incl. projecting parts
Mass (approx.): 8.6 kg (18 lb 15 oz)
Operating temperature: 5
° C to 35 ° C
(41
° F to 95 ° F)
Operating humidity: 25 % to 80 %
Supplied accessories
Specifications and design are subject to
change without notice.
• Audio/video cord (pinplug × 3 y pinplug × 3) (1)
• Remote commander (remote) (1)
• Size AA (R6) batteries (2)
Model Name Using Similar Mechanism NEW
CD/DVD Mechanism Type CDM62-DVBU26
Base Unit Name DVBU26
Optical Pick-up Name KHM-290AAA
ENERGY STAR
R
is a U.S. registered mark.
As an
ENERGY STAR
R
Partner, Sony
Corporation has determined that this product
meets the
ENERGY STAR
R
guidelines for
energy efficiency.

Sony DVP-CX985V Specifications

General

Brand	Sony
Model	DVP-CX985V
Category	DVD Player
Language	English

Summary

SELF DIAGNOSIS FUNCTION

Self-diagnosis Function

Explains the five-character service number display for preventing player malfunction.

CAUTION

SAFETY CHECK-OUT

LEAKAGE TEST

Details AC leakage test procedures and acceptable limits.

SERVICING NOTES

DISASSEMBLY

Provides a structured flow for disassembling the unit into its main components.

Disassembly Flow

Outlines the step-by-step process for disassembling the unit.

NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT

NOTE OF REPLACING THE MB BOARD

CHECK OF POWER BOARD WITH THE POWER ON

CLEANING OF OPTICAL PICK-UP

SECTION 3 DISASSEMBLY

3-1. DISASSEMBLY FLOW

Outlines the step-by-step process for disassembling the unit.

SECTION 4 TEST MODE

4-2. STARTING TEST MODE

Procedure for entering Test Mode using remote commander and power states.

4-3. SYSCON DIAGNOSIS

Checks diagnostic items via remote commander, similar to serial interface checks.

3. Peripheral

EEPROM Check

Checks EEPROM data write/read and accord for system controller.

Gate Array Check

Checks gate array data write/read and accord.

NAND FLASH Check

Checks NAND FLASH data delete, write, read, and accord.

Error Codes List

4. Servo

Servo DSP Check

Checks servo DSP data write/read and accord.

5. Data Supply System

ARP Register Check

Checks ARP register write/read and accord.

ARP to RAM Data Bus

Checks ARP to RAM data bus write/read and accord.

ARP to RAM Address Bus

Checks ARP to RAM address bus write and accord.

6. AV Decoder

1935 RAM

Checks AV decoder RAM write/read and accord.

7. Video Output

Color Bar

Tests AVD color bar command write to Video OUT.

8. Audio Output

ARP t 1935

Tests data flow from supply system DRAM to SDRAM of AV Decoder.

4-4. DRIVE AUTO ADJUSTMENT

0. ALL

Performs automatic adjustment for DVD-SL, CD, and DVD-DL discs sequentially.

1. DVD Single Layer Disc

2. CD Disc

3. DVD Dual Layer Disc

4-5. DRIVE MANUAL OPERATION

1. Disc Type

2. Servo Control

4. Manual Adjustment

5. Auto Adjustment

4-9. VIDEO LEVEL ADJUSTMENT

4-10. IF CON SELF DIAGNOSTIC FUNCTION

1. PANEL-L BOARD (IF CON) TEST MODE

2. OPERATION OF SELF CHECK MODE

4-11. TROUBLESHOOTING

4-11-1. Cannot Enter Test Mode

4-11-2. Faults in Test Mode (MB board)

2. Test mode menu is displayed but the machine stops when menu is selected

2-1. AVD (IC403) check

2-2. INT signal check

3. If the message “SDSP No Ack” appears after the menu is displayed.

5. Picture and audio are not output.

4-11-3. Drive Auto Adjustment stops due to error.

4-11-4. The product itself is defective.

1. FL display does not light when the POWER button is pressed.

2. FL display light once and becomes not light when POWER button is pressed.

3. Both picture and audio are not output.

4. Picture is not normal. (Block noise or others appear.)

SECTION 5 MECHANICAL ADJUSTMENTS

POP UP MECHANISM ADJUSTMENT

TABLE SENSOR ADJUSTMENT

SECTION 6 ELECTRICAL ADJUSTMENTS

6-1. AUTO SERVO ADJUSTMENT

6-2. POWER SUPPLY CHECK

6-3. ADJUSTMENT OF VIDEO SYSTEM

1. Video Level Adjustment (MB Board)

2. Progressive Video Output Level Adjustment (MB Board)

6-4. DISC DETECT SENSOR ADJUSTMENT

SECTION 7 DIAGRAMS

7-1. BLOCK DIAGRAM – RF Section –

7-2. BLOCK DIAGRAM – SERVO/CHANGER Section –

7-3. BLOCK DIAGRAM – AUDIO Section –

7-4. BLOCK DIAGRAM – VIDEO Section –

7-5. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –

7-7. PRINTED WIRING BOARD – MB Board (Component Side) –

7-8. PRINTED WIRING BOARD – MB Board (Conductor Side) –

7-9. SCHEMATIC DIAGRAM – MB Board (1/14) –

7-10. SCHEMATIC DIAGRAM – MB Board (2/14) –

7-11. SCHEMATIC DIAGRAM – MB Board (3/14) –

7-12. SCHEMATIC DIAGRAM – MB Board (4/14) –

7-13. SCHEMATIC DIAGRAM – MB Board (5/14) –

7-14. SCHEMATIC DIAGRAM – MB Board (6/14) –

7-15. SCHEMATIC DIAGRAM – MB Board (7/14) –

7-16. SCHEMATIC DIAGRAM – MB Board (8/14) –

7-17. SCHEMATIC DIAGRAM – MB Board (9/14) –

7-18. SCHEMATIC DIAGRAM – MB Board (10/14) –

7-19. SCHEMATIC DIAGRAM – MB Board (11/14) –

7-20. SCHEMATIC DIAGRAM – MB Board (12/14) –

7-21. SCHEMATIC DIAGRAM – MB Board (13/14) –

7-22. SCHEMATIC DIAGRAM – MB Board (14/14) –

7-23. PRINTED WIRING BOARD – DRIVER Board –

7-24. SCHEMATIC DIAGRAM – DRIVER Board –

7-25. PRINTED WIRING BOARDS – MOTOR/SWITCH Section –

7-26. SCHEMATIC DIAGRAM – MOTOR/SWITCH Section –

7-27. PRINTED WIRING BOARDS – SENSOR Section –

7-28. SCHEMATIC DIAGRAM – SENSOR Section –

7-29. PRINTED WIRING BOARD – AV Board (Component Side) –

7-30. PRINTED WIRING BOARD – AV Board (Conductor Side) –

7-31. PRINTED WIRING BOARD – RS-232C Board –

7-32. SCHEMATIC DIAGRAM – AV (1/3)/RS-232C Boards –

7-33. SCHEMATIC DIAGRAM – AV Board (2/3) –

7-34. SCHEMATIC DIAGRAM – AV Board (3/3) –

7-35. PRINTED WIRING BOARD – PANEL-L Board (Component Side) –

7-36. PRINTED WIRING BOARD – PANEL-L Board (Conductor Side) –

7-37. SCHEMATIC DIAGRAM – PANEL-L Board (1/2) –

7-38. SCHEMATIC DIAGRAM – PANEL-L Board (2/2) –

7-39. PRINTED WIRING BOARDS – PANEL Section –

7-40. SCHEMATIC DIAGRAM – PANEL Section –

7-41. PRINTED WIRING BOARD – POWER Board –

7-42. SCHEMATIC DIAGRAM – POWER Board –

• Waveforms

– PANEL-L Board –

rk IC102 ed (VIDEO)

IC1007 MSM9201-04GS-K

rl IC1003 qg (X2)

• IC Block Diagrams

– MB Board –

IC102, 302 TK11133CSCL-G

IC604 ADV7300AKST

IC901 TK11225CMCL-G

– DRIVER Board –

IC941, 961 LA6510

– AV Board –

IC102 LA73053-TLM-E

7-43. IC PIN FUNCTION DESCRIPTION

• MB BOARD IC104 MB91307RPFV-G-BND-E1 (SYSTEM CONTROLLER)

• MB BOARD IC201 SP3726A (CD/DVD/SACD RF AMP, FOCUS/TRACKING ERROR AMP)

• MB BOARD IC301 CXD9703R (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR)

• MB BOARD IC403 CXD1935Q (AV DECODER)

• MB BOARD IC501 CXD1938AR (AUDIO DIGITAL SIGNAL PROCESSOR)

• MB BOARD IC602 CXD9698R (INTERLACE/PROGRESSIVE CONVERTER)

• MB BOARD IC701 CXD9705R (MECHANISM CONTROLLER)

• MB BOARD IC905 CXD2753R (DSD DECODER)

• PANEL-L BOARD IC1003 µPD70F3259YGF-S05-JBT-A (INTERFACE CONTROLLER)

SECTION 8 EXPLODED VIEWS

8-1. OVERALL SECTION

8-2. FRONT PANEL SECTION

8-3. POWER BLOCK SECTION

8-4. TABLE SECTION

8-5. CHASSIS SECTION

8-6. BASE (DOOR) SECTION

8-7. CD/DVD MECHANISM DECK SECTION-1 (POP-UP BLOCK)

8-8. CD/DVD MECHANISM DECK SECTION-2 (PULLEY BLOCK)

8-9. CD/DVD MECHANISM DECK SECTION-3 (LEVER, HOLDER BLOCK)

8-10. CD/DVD MECHANISM DECK SECTION-4 (GEAR, MOTOR BLOCK)

8-11. OPTICAL PICK-UP SECTION (DVBU26)

SECTION 9 ELECTRICAL PARTS LIST AV