KV-34DRC430 - Sony TV Service Manual (repair manual)

kv-34drc430 service manual
Model
KV-34DRC430
Pages
127
Size
16.1 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-34drc430.pdf
Date

Read Sony KV-34DRC430 Service Manual online

TRINITRON
®
 COLOR TELEVISION
 SERVICE MANUAL 
DA-4
 
CHASSIS
 
MODEL NAME 
REMOTE COMMANDER 
DESTINATION  
CHASSIS NO.
9-965-978-01
KV-34DRC430
 RM-Y197 
LATIN 
NORTH  SCC-S71N-A
KV-34DRC430
 RM-Y197 
LATIN 
SOUTH  SCC-S71P-A
KV-36DRC430
 RM-Y197 
LATIN 
NORTH  SCC-S71Q-A
KV-36DRC430
 RM-Y197 
LATIN 
SOUTH  SCC-S71R-A
Self Diagnosis
Supported model
KV-36DRC430
RM-Y197
3
KV-34DRC430/36DRC430
KV-34DRC430/36DRC430
TABLE OF CONTENTS 
SECTION TITLE   
PAGE
SECTION TITLE   
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety Check-Out ........................................................................... 7
Self-Diagnostic Function ................................................................. 8
SECTION 1:  DISASSEMBLY ................................................................11
1-1.  Rear Cover Removal .............................................................11
1-2. Chassis Assembly Removal 
..................................................11
1-3. Service Position ....................................................................11
1-4. Picture Tube Removal 
.......................................................... 12
 
Anode Cap Removal Procedure .......................................... 12
 
Cable Wire Dressing ............................................................ 13
SECTION 2:  SET-UP ADJUSTMENTS ................................................ 20
2-1. Beam Landing ...................................................................... 20
2-2. Convergence 
........................................................................ 21
2-2.1.  Vertical and Horizontal Static Convergence ............ 21
2-3.  V-PIN and V-CEN Adjustment .............................................. 21
2-3.1.  Operation of BMC (Hexapole) Magnet .................... 21
2-3.2. TLH 
Plate 
Adjustment 
.............................................. 22
2-3.3. Screen-Corner 
Convergence 
................................... 22
2-3.4. Dynamic 
Convergence 
Adjustments 
........................ 22
2-4. Focus Adjustment 
................................................................. 23
2-4.1.  Dynamic Focus/Dynamic Quadra-Pole Data ........... 23
2-5. Screen(G2) 
........................................................................... 24
2-6. Picture Quality Adjustments ................................................. 24
2-6.1.  Video Input - Sub Contrast Adjustment .................... 24
2-6.2.  Video Input - Sub Hue/Sub Color Adjustment .......... 25
2-6.3.  RF Input - Sub Contrast Adjustment ........................ 25
2-6.4.  RF Input - Sub Hue/Sub Color Adjustment .............. 26
2-7.  White Balance (CRT) and Sub Bright Adjustment ................ 26
2-7.1. Color 
Offset 
Adjustment 
Procedure 
......................... 26
2-8. H Raster Center Adjustment ................................................ 27
2-9. Picture Distortion Adjustments ............................................. 27
2-9.1.  NTSC (DRC) Full Mode Adjustment ........................ 27
2-9.2. 1080i 
HD 
Mode 
Adjustment 
..................................... 28
2-9.3.  Vertical Compressed Mode Check and Confi rmation 
(For 4x3 CRT Only) ................................................. 28
2-9.4  Normal, Zoom and Wide Zoom Modes .................... 28
SECTION 3:  SAFETY RELATED ADJUSTMENTS ............................. 29
3-1. Preparation Before Confi rmation 
.......................................... 29
3-1.1  Hold-Down Operation Confi rmation ......................... 29
3-2. B+ Max Confi rmation ........................................................... 29
3-3. B+ Voltage Check ................................................................ 29
3-4. High Voltage (HV) Check) .................................................... 29
3-5.  Preparation for HV and IK Protector Check ......................... 29
3-6. HV Protector Check ............................................................. 29
3-6-1. Cut 
Off 
Condition 
..................................................... 29
3-6-2. High 
Light 
Condition 
................................................ 30
3-7. IK Protector Check ............................................................... 30
3-8.  Hold Down Check ................................................................ 30
3-9. Restoration 
........................................................................... 30
3-10. HV Service Flowchart ........................................................... 31
HV Service Flowchart Table ................................................. 32
SECTION 4:  CIRCUIT ADJUSTMENTS .............................................. 33
4-1. Setting Service Adjustment Mode ........................................ 33
4-1.1. Service 
Adjustment 
Mode 
In 
.................................... 33
4-1.2. Service 
Adjustment 
Mode 
Memory 
.......................... 33
4-1.3. Reading 
the 
Memory 
............................................... 33
4-1.4.  Adjusting the Picture ................................................ 33
4-1.5.  Resetting the Data ................................................... 33
4-1.6.  Resetting the MID NVM Data .................................. 33
4-1.7.  Resetting the System NVM Data ............................. 33
4-1.8. Copy 
Function 
.......................................................... 33
4-2.  Memory Write Confi rmation Method .................................... 34
4-3.  Remote Adjustment Buttons and Indicators ......................... 34
4-4. Service Data 
......................................................................... 35
4-5. ID Map Table ........................................................................ 58
SECTION 5:  DIAGRAMS ..................................................................... 59
5-1. Circuit Boards Location ........................................................ 59
5-2.  Printed Wiring Boards and 
Schematic Diagrams Information ......................................... 59
5-3. Block Diagrams .................................................................... 60
5-4.  Schematics and Supporting Information .............................. 63
DZ Board Schematic Diagram (1 of 2) ................................. 63
DZ Board Schematic Diagram (2 of 2) ................................. 64
UY Board Schematic Diagram ............................................. 67
HBY Board Schematic Diagram ........................................... 68
AY Board Schematic Diagram (1 of 2) ................................. 71
AY Board Schematic Diagram (2 of 2) ................................. 72
HCX Board Schematic Diagram  .......................................... 75
CH Board Schematic Diagram ............................................. 77
HAX Board Schematic Diagram  .......................................... 79
WY Board Schematic Diagram ............................................ 80
MY Board Schematic Diagram (1 of 4) ................................ 82
MY Board Schematic Diagram (2 of 4) ................................ 83
MY Board Schematic Diagram (3 of 4) ................................ 84
MY Board Schematic Diagram (4 of 4) ................................ 85
BY Board Schematic Diagram (1 of 4) ................................. 88
BY Board Schematic Diagram (2 of 4) ................................. 89
BY Board Schematic Diagram (3 of 4) ................................. 90
BY Board Schematic Diagram (4 of 4) ................................. 91
P Board Schematic Diagram  ............................................... 92
PA Board Schematic Diagram  ............................................. 93
5-5. Semiconductors (1 of 2) ....................................................... 94
 Semiconductors 
(2 
of 
2) 
....................................................... 95
SECTION 6:  EXPLODED VIEWS ........................................................ 96
6-1.Chassis  .................................................................................. 96
6-2. Picture Tube  ........................................................................ 97
SECTION  7:  ELECTRICAL PARTS LIST ........................................... 98
4
KV-34DRC430/36DRC430
KV-34DRC430/36DRC430
SPECIFICATIONS
Design and specifi cations are subject to change without notice.
 SRS (SOUND RETRIEVAL SYSTEM)
The 
 
SRS (SOUND RETRIEVAL SYSTEM) is manufactured 
by Sony Corporation under license from SRS Labs, Inc. It is 
covered by U.S. Patent No. 4,748,669. Other U.S. and foreign 
patents pending. 
The word ‘SRS’ and the SRS symbol 
 
are registered trade-
marks of SRS Labs, Inc. BBE and BBE symbol are trademarks of 
BBE Sound, Inc. and are licensed by BBE Sound, Inc. under U.S. 
Patent No. 4,638,258 and 4,482,866.
TruSurround
by
 
SRS 
 
®
TruSurround is a trademark of SRS Labs, Inc.  SRS and the SRS 
symbol are registered trademarks of SRS Labs, Inc. in the United 
States and in select foreign countries.  SRS and TruSurround are 
incorporated under license from SRS Labs, Inc. and are protected 
under United States Patent Nos. 4,748,669 and 4,841,572 with 
numerous additional issued and pending foreign patents.  Pur-
chase of this product does not convey the right to sell recordings 
made with the TruSurround technology.
1)  1 Vp-p 75 ohms unbalanced, sync negative
2)  Y:  1 Vp-p 75 ohms unbalanced, sync negative 
C:  0.286 Vp-p (Burst signal), 75 ohms
3)  Y: 1.0 Vp-p, 75 ohms unbalanced, sync negative; 
 
P
B
: 0.7 Vp-p, 75 ohms
 
P
R
: 0.7 Vp-p, 75 ohms
4)  500 mVrms (100% modulation), Impedance:  47 kilohms
5)  More than 408 mVrms at the maximum volume setting (variable)
 
More than 408 mVrms (fi x); Impedance (output): 2 kilohms
KV-34DRC430      
LATIN NORTH    
KV-34DRC430     
LATIN SOUTH
KV-36DRC430      
LATIN NORTH    
KV-36DRC430     
LATIN SOUTH
Power Requirements
120V, 60Hz
220V, 60Hz
120V, 60Hz
220V, 60Hz
Number of Inputs/Outputs
Video 
1)
4
4
4
4
S Video 
2)
3
3
3
3
Y,PB, PR
 3)
2
2
2
2
Audio
 4)
7
7
7
7
Audio Out 
5)
1
1
1
1
Monitor Out
1
1
1
1
Control-S (In/Out)
YES
YES
YES
YES
Memory Stick
NO
NO
NO
NO
Speaker Output (W)
10w x 2              
10w x 2              
10w x 2             
10w x 2 15W 
Power Consumption (W)
In Use (Max)
240W
240W
240W
240W
In Standby 
1W
1W
1W
1W
Dimensions (W x H x D)
mm
898 x 698 x 598 mm
898 x 698 x 598 mm
994 x 654 x 606 mm
994 x 654 x 606 mm
in 35
 3/8
 x 27 
1/2
 x 23 
1/2
 in
35
 3/8
 x 27 
1/2
 x 23 
1/2
 in 39
1/8
 x 25 
3/4
 x 23
3/4
 in 39
1/8
 x 25 
3/4
 x 23
 3/4
 in
Mass
kg
74.8 kg
74.8 kg
88 kg
88 kg
lbs
165 lbs
165 lbs
230 lbs
230 lbs
5
KV-34DRC430/36DRC430
KV-34DRC430/36DRC430
Television system
American TV standard, NTSC
Channel coverage
VHF: 2-13/ UHF: 14-69/ CATV: 1-125 
Picture tube
FD Trinitron
®
 tube
Visible screen size
32-inch picture measured diagonally (KV-34DRC430 Only)
34-inch picture measured diagonally (KV-36DRC430 Only)
Actual screen size
34-inch measured diagonally (KV-34DRC430 Only)
36-inch measured diagonally (KV-36DRC430 Only)
Antenna
75 ohm external terminal for VHF/UHF 
Supplied Accessories
Remote Commander RM-Y197 
Two Size AA (R6) Batteries
Optional Accessories
AV Cable: VMC-810/820/830 HG 
Audio Cable: RKC-515HG
Component Video Cable: VMC-10/30 HG 
TV Stand:  SU-34HX1 (KV-34DRC430 Only)
TV Stand:  SU-36HX1 (KV-36DRC430 Only)
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