Sony DVP-K350 Service Manual ▷ View online
SERVICE MANUAL
Chinese Model
Hong Kong Model
Singapore Model
Taiwan Model
CD/DVD PLAYER
SPECIFICATIONS
DVP-K350
RMT-D118E
CD/DVD player
Laser
Semiconductor laser
Signal format system
NTSC/PAL
Audio characteristics
Frequency response
DVD (PCM 96 kHz): 2 Hz to 44 kHz (±1
dB)*
DVD (PCM 48 kHz): 2 Hz to 22 kHz (±0.5
dB)
CD: 2 Hz to 20 kHz (±0.5 dB)
Signal-to-noise ratio
More than 110 dB (AUDIO OUT connectors
only)
Harmonic distortion
Less than 0.003 %
Dynamic range
More than 100 dB (DVD)
More than 97 dB (CD)
More than 97 dB (CD)
Wow and flutter
Less than detected value
(±0.001 % W PEAK)
Outputs and inputs
AUDIO OUT
(1, 2)
(1, 2)
DIGITAL OUT
(OPTICAL)
(OPTICAL)
DIGITAL OUT
(COAXIAL)
(COAXIAL)
VIDEO OUT
(1, 2)
(1, 2)
S VIDEO OUT
(1, 2)
(1, 2)
COMPONENT
VIDEO OUT
(Y, C
VIDEO OUT
(Y, C
B
/B-Y,
C
R
/R-Y)
AUDIO OUT
(WOOFER)
(WOOFER)
MIC 1, 2
General
Power requirements
220 to 240 V AC, 50/60 Hz (Singapore)
110 V AC, 50/60 Hz (Hong Kong, Taiwan)
110 V AC, 50/60 Hz (Hong Kong, Taiwan)
Power consumption
15 W
Dimensions (approx.)
430
×
69
×
260 mm (w/h/d)
incl. projecting parts
Mass (approx.)
2.9 kg
Operating temperature
5 ˚C to 35 ˚C
Operating humidity
25 % to 80 %
Supplied accessories
* The signals from AUDIO OUT connectors are measured. When you
play PCM sound tracks with a 96 kHz sampling frequency, the
output signals from the DIGITAL OUT (OPTICAL, COAXIAL) are
converted to 48 kHz (sampling frequency).
output signals from the DIGITAL OUT (OPTICAL, COAXIAL) are
converted to 48 kHz (sampling frequency).
Design and specifications are subject to change without notice.
Jack
type
type
Phono
jacks
jacks
Optical
output
connector
output
connector
Phono
jack
jack
Phono
jacks
jacks
4-pin
mini DIN
mini DIN
Phono
jacks
jacks
Phono
jack
jack
Standard
jacks
jacks
Output
level
level
2 Vrms
(at 50 kilohms)
(at 50 kilohms)
–18 dBm
0.5 Vp-p
1.0 Vp-p
Y: 1.0 Vp-p
C: 0.3 Vp-p
(PAL)
C: 0.286 Vp-p
(NTSC)
(PAL)
C: 0.286 Vp-p
(NTSC)
Y: 1.0 Vp-p
C
B
/B-Y,
C
R
/R-Y:
0.7 Vp-p
2 Vrms
(at 50 kilohms)
(at 50 kilohms)
Load impedance
Over 10 kilohms
Wave length: 660 nm
75 ohms terminated
75 ohms,
sync negative
sync negative
75 ohms,
sync negative
75 ohms terminated
sync negative
75 ohms terminated
75 ohms,
sync negative
sync negative
75 ohms
Over 10 kilohms
220 V AC, 50/60 Hz (Chinese)
• Audio/video connecting cord (1)
• Remote commander (remote) RMT-D118E (1)
• R6 (size AA) batteries (2)
• Remote commander (remote) RMT-D118E (1)
• R6 (size AA) batteries (2)
• Plug adaptor (1) (Hong Kong)
– 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.
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
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous ra-
diation exposure.
other than those specified herein may result in hazardous ra-
diation exposure.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED
LINE WITH MARK
0
ON 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.
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
CAUTION:
The use of optical instrument with this product will increase eye
hazard.
hazard.
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.
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.
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:
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.
mend their replacement.
5. Check the B+ voltage to see it is at the values specified.
– 3 –
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
Service Note ............................................................................ 4
1.
GENERAL
Getting Started .............................................................. 1-1
Playing Discs ................................................................. 1-4
Using Various Functions with the Control Menu ........... 1-6
Enjoying Karaoke .......................................................... 1-11
Settings and Adjustments ............................................. 1-14
Index to Parts and Controls .......................................... 1-17
Playing Discs ................................................................. 1-4
Using Various Functions with the Control Menu ........... 1-6
Enjoying Karaoke .......................................................... 1-11
Settings and Adjustments ............................................. 1-14
Index to Parts and Controls .......................................... 1-17
2.
DISASSEMBLY
2-1.
Case Removal ............................................................... 2-1
2-2.
Tray Cover Removal ...................................................... 2-1
2-3.
Front Panel Removal ..................................................... 2-1
2-4.
MC-126 Board Removal ................................................ 2-1
2-5.
Power Block Removal ................................................... 2-2
2-6.
Rear 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. MB-86 Board Removal .................................................. 2-3
2-11. Belt, Loading Motor (M001), MS-48 Board Removal ... 2-3
2-12. AI-19 Board Removal .................................................... 2-3
2-13. Internal Views ................................................................ 2-4
2-14. Circuit Boards Location ................................................. 2-5
2-11. Belt, Loading Motor (M001), MS-48 Board Removal ... 2-3
2-12. AI-19 Board Removal .................................................... 2-3
2-13. Internal Views ................................................................ 2-4
2-14. 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 Processor Block Diagram .................................. 3-5
3-4.
Video Block Diagram ..................................................... 3-7
3-5.
System Control Block Diagram ..................................... 3-9
3-6.
Audio Block Diagram ..................................................... 3-11
3-7.
Interface Control Block Diagram ................................... 3-13
3-8.
Power Block Diagram .................................................... 3-15
4.
PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS
DIAGRAMS
4-1.
Frame Schematic Diagram ............................................ 4-3
4-2.
Printed Wiring Boards and Schematic Diagrams ......... 4-5
MS-48 Printed Wiring Board and
Schematic Diagram ....................................................... 4-5
MB-86 Printed Wiring Board ......................................... 4-7
MB-86 (RF AMP, SERVO) Schematic Diagram ............ 4-11
MB-86 (ARP) Schematic Diagram ................................ 4-13
MB-86 (AV DECODER) Schematic Diagram ................ 4-15
MB-86 (SDRAM) Schematic Diagram .......................... 4-17
MB-86 (DRIVE) Schematic Diagram ............................ 4-19
MB-86 (SERVO DSP) Schematic Diagram ................... 4-21
MB-86 (SYSTEM CONTROL)
Schematic Diagram ....................................................... 4-23
MB-86 (MEMORY, CLOCK GENERATOR)
Schematic Diagram ....................................................... 4-25
AI-19 Printed Wiring Board ........................................... 4-27
AI-19 (VIDEO BUFFER) Schematic Diagram ............... 4-29
AI-19 (D/A CONVERTER, DSP)
Schematic Diagram ....................................................... 4-31
AI-19 (AMP, LPF) Schematic Diagram .......................... 4-33
AI-19 (KARAOKE DSP) Schematic Diagram ................ 4-35
AI-19 (IF CON) Schematic Diagram ............................. 4-37
AI-19 (POWER SUPPLY, DISPLAY)
Schematic Diagram ....................................................... 4-39
MS-48 Printed Wiring Board and
Schematic Diagram ....................................................... 4-5
MB-86 Printed Wiring Board ......................................... 4-7
MB-86 (RF AMP, SERVO) Schematic Diagram ............ 4-11
MB-86 (ARP) Schematic Diagram ................................ 4-13
MB-86 (AV DECODER) Schematic Diagram ................ 4-15
MB-86 (SDRAM) Schematic Diagram .......................... 4-17
MB-86 (DRIVE) Schematic Diagram ............................ 4-19
MB-86 (SERVO DSP) Schematic Diagram ................... 4-21
MB-86 (SYSTEM CONTROL)
Schematic Diagram ....................................................... 4-23
MB-86 (MEMORY, CLOCK GENERATOR)
Schematic Diagram ....................................................... 4-25
AI-19 Printed Wiring Board ........................................... 4-27
AI-19 (VIDEO BUFFER) Schematic Diagram ............... 4-29
AI-19 (D/A CONVERTER, DSP)
Schematic Diagram ....................................................... 4-31
AI-19 (AMP, LPF) Schematic Diagram .......................... 4-33
AI-19 (KARAOKE DSP) Schematic Diagram ................ 4-35
AI-19 (IF CON) Schematic Diagram ............................. 4-37
AI-19 (POWER SUPPLY, DISPLAY)
Schematic Diagram ....................................................... 4-39
MC-126 Printed Wiring Board and
Schematic Diagram ....................................................... 4-41
SW-340 Printed Wiring Board ....................................... 4-43
SW-340 Schematic Diagram ......................................... 4-45
HS16S9E Printed Wiring Board .................................... 4-47
HS16S9E Schematic Diagram ...................................... 4-49
HS16S9F Printed Wiring Board .................................... 4-51
HS16S9F Schematic Diagram ...................................... 4-53
Schematic Diagram ....................................................... 4-41
SW-340 Printed Wiring Board ....................................... 4-43
SW-340 Schematic Diagram ......................................... 4-45
HS16S9E Printed Wiring Board .................................... 4-47
HS16S9E Schematic Diagram ...................................... 4-49
HS16S9F Printed Wiring Board .................................... 4-51
HS16S9F Schematic Diagram ...................................... 4-53
5.
IC PIN FUNCTION DESCRIPTION
5-1.
System Control Pin Function
(MB-86 Board IC102) .................................................... 5-1
(MB-86 Board IC102) .................................................... 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
6-10. If Con Self Diagnostic Function .................................... 6-11
7.
ELECTRICAL ADJUSTMENT
7-1.
Power Supply Adjustment ............................................. 7-1
1.
Power Supply Check ..................................................... 7-1
7-2.
Adjustment of Video System ......................................... 7-2
1.
Video Level Adjustment ................................................ 7-2
2.
S-terminal Output Check ............................................... 7-2
3.
Checking Component Video Output B-Y ...................... 7-2
4.
Checking Component Video Output R-Y ...................... 7-2
5.
Checking Component Video Output Y .......................... 7-3
6.
Checking S Video Output S-C ....................................... 7-3
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. Chassis Assembly .................................................... 8-2
8-1-3. Mechanism Deck Section ........................................ 8-3
8-1-2. Chassis Assembly .................................................... 8-2
8-1-3. Mechanism Deck Section ........................................ 8-3
8-2.
Electrical Parts List ....................................................... 8-4
– 4 –
SERVICE NOTE
1.
DISASSEMBLY
• This set can be disassembled in the order shown below.
Set
Case
(Page 2-1)
Power
Block
(Page 2-2)
AI-19 Board
(Page 2-3)
Mechanism
Deck
(Page 2-2)
Front Panel
(Page 2-1)
MC-126 Board
(Page 2-1)
Rear Panel
(Page 2-2)
Tray Cover
(Page 2-1)
Optical Pick-up
(Page 2-3)
MB-86 Board
(Page 2-3)
Belt
(Page 2-3)
Loading Motor (M001),
MS-48 Board
(Page 2-3)
Tray
(Page 2-2)
