Sony DVP-S320 User manual

MICROFILM
SERVICE MANUAL
Singapore Model
CD/DVD PLAYER
DVP-S320
RMT-D109E
SPECIFICATIONS
– Continued on next page –

– 2 –
WARNING!!
WHEN SERVICING, DO NOT APPROACH THE LASER
EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS
NECESSARY TO CONFIRM LASER BEAM EMISSION,
BE SURE TO OBSERVE FROM A DISTANCE OF
MORE THAN 25 cm FROM THE SURFACE OF THE
OBJECTIVE LENS ON THE OPTICAL PICK-UP BLOCK.
CAUTION:
The use of optical instrument with this product will increase eye
hazard.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0OR DOTTED
LINE WITH MARK 0ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous ra-
diation exposure.
SAFETY CHECK-OUT
1. Check the area of your repair for unsoldered or poorly-sol-
dered connections. Check the entire board surface for solder
splashes and bridges.
2. Check the interboard wiring to ensure that no wires are
“pinched” or contact high-wattage resistors.
3. Look for unauthorized replacement parts, particularly transis-
tors, that were installed during a previous repair. Point them
out to the customer and recommend their replacement.
After correcting the original service problem, perform the following
safety checks before releasing the set to the customer:
4. Look for parts which, though functioning, show obvious signs
of deterioration. Point them out to the customer and recom-
mend their replacement.
5. Check the B+ voltage to see it is at the values specified.

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TABLE OF CONTENTS
Section Title Page Section Title Page
Service Note ............................................................................ 4
1. GENERAL
This Player Can Play the Following Discs .................... 1-1
Getting Started .............................................................. 1-1
Playing Discs ................................................................. 1-3
Using Various Functions with the Control Menu........... 1-5
Settings and Adjustments ............................................. 1-9
Index to Parts and Controls .......................................... 1-13
2. DISASSEMBLY
2-1. Case Removal ............................................................... 2-1
2-2. MB-82 Board Removal .................................................. 2-1
2-3. Power Block Removal ................................................... 2-1
2-4. AU-208 Board Removal ................................................ 2-1
2-5. Tray Cover Removal ...................................................... 2-2
2-6. Front Panel Removal..................................................... 2-2
2-7. Mechanism Deck Removal............................................ 2-2
2-8. Tray Removal................................................................. 2-2
2-9. Optical Pick-up Removal ............................................... 2-3
2-10. Belt, Loading Motor (M001),
MS-46, TK-51 Board Removal ...................................... 2-3
2-11. Internal View.................................................................. 2-4
2-12. Circuit Boards Location ................................................. 2-5
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram .................................................. 3-1
3-2. RF/Servo Block Diagram .............................................. 3-3
3-3. Signal Process/Video Block Diagram ........................... 3-5
3-4. System Control Block Diagram ..................................... 3-7
3-5. Audio Block Diagram ..................................................... 3-9
3-6. Interface Control Block Diagram ................................... 3-11
3-7. Power Block Diagram .................................................... 3-13
4. PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS
4-1. Frame Schematic Diagram ........................................... 4-3
4-2. Printed Wiring Boards and Schematic Diagrams ......... 4-7
TK-51 Printed Wiring Board .......................................... 4-7
TK-51 Schematic Diagram ............................................ 4-11
MS-46 Printed Wiring Board and
Schematic Diagram ....................................................... 4-13
MB-82 Printed Wiring Board ......................................... 4-15
MB-82 (AV DECODER) Schematic Diagram................ 4-19
MB-82 (SDRAM) Schematic Diagram .......................... 4-21
MB-82 (SERVO DSP) Schematic Diagram................... 4-23
MB-82 (DRIVE) Schematic Diagram ............................ 4-25
MB-82 (ARP) Schematic Diagram ................................ 4-27
MB-82 (SYSTEM CONTROL)
Schematic Diagram ....................................................... 4-29
MB-82 (HGA) Schematic Diagram................................ 4-31
MB-82 (CLOCK GENERATOR)
Schematic Diagram ....................................................... 4-33
MB-82 (DAC) Schematic Diagram ................................ 4-35
MB-82 (BIAS) Schematic Diagram ............................... 4-37
AU-208 Printed Wiring Board........................................ 4-39
AU-208 Schematic Diagram.......................................... 4-41
FL-97 Printed Wiring Board .......................................... 4-43
FL-97 (FUNCTION SWITCH)
Schematic Diagram ....................................................... 4-45
FL-97 (IF CON) Schematic Diagram ............................ 4-47
FR-146 Printed Wiring Board and
Schematic Diagram ....................................................... 4-49
HS-030SH Printed Wiring Board .................................. 4-51
HS-030SH Schematic Diagram .................................... 4-53
5. IC PIN FUNCTION DESCRIPTION
5-1. System Control Pin Function
(MB-82 Board IC202) .................................................... 5-1
6. TEST MODE
6-1. General Description ...................................................... 6-1
6-2. Starting Test Mode ........................................................ 6-1
6-3. Syscon Diagnosis.......................................................... 6-1
6-4. Drive Auto Adjustment .................................................. 6-5
6-5. Drive Manual Operation ................................................ 6-7
6-6. Mecha Aging ................................................................. 6-9
6-7. Emergency History........................................................ 6-9
6-8. Version Information ....................................................... 6-10
6-9. Video Level Adjustment ................................................ 6-10
7. ELECTRICAL ADJUSTMENTS
7-1. Power Supply Adjustment ............................................. 7-1
1. Power Supply Check
(HS-030SH Board) ........................................................ 7-1
7-2. Adjustment of Video System ......................................... 7-2
1. Video Level Adjustment (MB-82 Board) ....................... 7-2
2. S-terminal Output Check (MB-82 Board)...................... 7-2
3. Checking S Video Output S-C (MB-82 Board) ............. 7-2
7-3. Adjustment Related Parts Arrangement ....................... 7-4
8. REPAIR PARTS LIST
8-1. Exploded Views ............................................................. 8-1
8-1-1. Case Assembly ........................................................ 8-1
8-1-2. Front Panel Assembly .............................................. 8-2
8-1-3. Chassis Assembly .................................................... 8-3
8-1-4. Mechanism Deck Assembly ..................................... 8-4
8-2. Electrical Parts List ....................................................... 8-5

– 4 –
SERVICE NOTE
1. DISASSEMBLY
• This set can be disassembled in the order shown below.
Set
Case
(Page 2-1)
Power
Block
(Page 2-1)
AU-208 Board
(Page 2-1)
Mechanism
Deck
(Page 2-2)
Front Panel
(Page 2-2)
Tray Cover
(Page 2-2)
Optical Pick-up
(Page 2-3) TK-51 Board
(Page 2-3) Belt (Page 2-3)
Loading Motor (M001),
MS-46 Board
(Page 2-3)
Tray
(Page 2-2)
MB-82 Board
(Page 2-1)

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4. HOW TO SERVICE MB-82 BOARD
1) Remove the case from the set. (Refer to 2-1)
2) Remove the MB-82 board. (Refer to 2-2)
3) Set the MB-82 board as shown in Fig. 3.
Note: Do not disconnect wiring, except FMA-7.
Fig. 3
2. NOTE ON REMOVE THE CASE
1) Remove seven screws. (See Fig. 1)
2) Open the side of case. (See Fig. 1)
3) Remove the case as lift straight. (See Fig. 1)
Fig. 1
3. DISC REMOVAL PROCEDURE
(at POWER OFF)
1) Insert a tapering driver into the aperture of the unit bottom,
and move the lever of chuck cam in the direction of the arrow
A. (See Fig. 2)
2) Draw out the tray in the direction of the arrow B, and remove
a disc. (See Fig. 2)
Fig. 2
Two screws Three screws
Case
Two screws
Lever of chuck cam
Aperture
Tray
A
B
MB-82 board
grooves

1-1
SECTION 1
GENERAL This section is extracted from instruction
manual (3-867-036-11).
DVP-S320

1-2

1-3

1-4

1-5

1-6

1-7

1-8

1-9

1-10

1-11

1-12

1-13

1-14
1-14 E

2-1
Note: Follow the disassembly procedure in the numerical order given.
2-1. CASE REMOVAL 2-3. POWER BLOCK REMOVAL
2-2. MB-82 BOARD REMOVAL 2-4. AU-208 BOARD REMOVAL
SECTION 2
DISASSEMBLY
DVP-S320
4Case
3Two screws
2Two screws
1Three screws
2Two flat cables
(CN002, 003)
5Flat cable
(CN006)
7MB-82 board
6Four screws
(B3)
3Connector
(CN001)
1Connector
(CN011)
4Flat cable
(CN005)
1Connector
(CN101) 2Three connectors
(CN201, 202, 203)
3Four screws
(B3)
4Power block
5Four screws
(B3)
4Four screws
(B3)
2Connector
(CN401)
6Harness
(FG-55)
1Connector
(CN201)
3Flat cable
(CN301)
7AU-208 board