KD-34XBR970 - Sony TV Service Manual (repair manual)

kd-34xbr970 service manual
Model
KD-34XBR970
Pages
127
Size
13.85 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kd-34xbr970.pdf
Date

Read Sony KD-34XBR970 Service Manual online

TRINITRON
®
 COLOR TELEVISION
 SERVICE MANUAL 
DA-4
 
CHASSIS
 
MODEL NAME 
REMOTE COMMANDER 
DESTINATION  
CHASSIS NO
9-965-998-02
KD-34XBR970
 RM-YD007 
US 
SCC-S76G-A
Self Diagnosis
Supported model
KD-34XBR970  
RM-YD007
 3 
KD-34XBR970
KD-34XBR970
TABLE OF CONTENTS 
SECTION TITLE   
PAGE
SECTION TITLE   
PAGE
Speci
Þ 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 ................................................ 47
2-1. Beam Landing ...................................................................... 47
2-2. Convergence 
........................................................................ 48
2-2.1.  Vertical and Horizontal Static Convergence ............ 48
2-3.  V-PIN and V-CEN Adjustment .............................................. 48
2-3.1.  Operation of BMC (Hexapole) Magnet .................... 48
2-3.2. TLH 
Plate 
Adjustment 
.............................................. 49
2-3.3. Screen-Corner 
Convergence 
................................... 49
2-3.4. Dynamic 
Convergence 
Adjustments 
........................ 49
2-4. Focus Adjustment 
................................................................. 50
2-4.1.  Dynamic Focus/Dynamic Quadra-Pole Data ........... 50
2-5. Screen (G2) 
.......................................................................... 51
2-6. Picture Quality Adjustments ................................................. 51
2-6.1.  Video Input - Sub Contrast Adjustment .................... 51
2-6.2.  Video Input - Sub Hue/Sub Color Adjustment .......... 52
2-6.3.  RF Input - Sub Contrast Adjustment ........................ 52
2-6.4.  RF Input - Sub Hue/Sub Color Adjustment .............. 53
2-7.  White Balance (CRT) and Sub Bright Adjustment ................ 53
2-7.1.  Color Offset Adjustment Procedure ......................... 54
2-8.  H Raster Center Adjustment ................................................ 54
2-9. Picture Distortion Adjustments ............................................. 55
2-9.1.  NTSC (DRC) Full Mode Adjustment ........................ 55
2-9.2.  1080i HD Mode Adjustment ..................................... 56
2-9.3.  Vertical Compressed Mode Check and Con
Þ rmation 
(For 4x3 CRT Only) ................................................. 56
2-9.4.  Normal, Zoom and Wide Zoom modes .................... 56
SECTION 3:  SAFETY RELATED ADJUSTMENTS ............................. 57
3-1.  Preparation Before Con
Þ rmation .......................................... 57
3-1.1  Hold-Down Operation Con
Þ rmation ......................... 57
3-2.  B+ Max Con
Þ rmation ........................................................... 57
3-3.  B+ Voltage Check ................................................................ 57
3-4.  High Voltage (HV) Check ..................................................... 57
3-5.  Preparation for HV and IK Protector Check ......................... 57
3-6.  HV Protector Check ............................................................. 57
3-6-1.  Cut Off Condition ..................................................... 57
3-6-2. High 
Light 
Condition 
................................................ 58
3-7.  IK Protector Check ............................................................... 58
3-8.  Hold Down Check ................................................................ 58
3-9. Restoration 
........................................................................... 58
HV Service Flowchart Table ................................................. 60
SECTION 4:  CIRCUIT ADJUSTMENTS .............................................. 61
4-1. Setting Service Adjustment Mode ........................................ 61
4-1.1. Service 
Adjustment 
Mode 
In 
.................................... 61
4-1.2. Service 
Adjustment 
Mode 
Memory 
.......................... 61
4-1.3. Reading 
the 
Memory 
............................................... 61
4-1.4. Adjusting 
the 
Picture 
................................................ 61
4-1.5. Copy 
Function 
.......................................................... 61
4-2.  Memory Write Con
Þ rmation Method .................................... 62
4-3.  Remote Adjustment Buttons and Indicators ......................... 62
4-4. Service Data 
......................................................................... 63
4-5. ID Map Table ........................................................................ 77
SECTION 5:  DIAGRAMS ..................................................................... 78
5-1.  Circuit Boards Location ........................................................ 78
5-2.  Printed Wiring Boards and 
Schematic Diagrams Information ......................................... 78
5-3. Block Diagrams .................................................................... 79
5-4.  Schematics and Supporting information .............................. 82
A Board Schematic Diagram (1 of 2) .................................... 82
A Board Schematic Diagram (2 of 2) .................................... 83
B Board Schematic Diagram (1 of 2) ................................... 86
B Board Schematic Diagram (2 of 2) ................................... 87
CH Board Schematic Diagram ............................................. 90
D Board Schematic Diagram (1 of 2) ................................... 93
D Board Schematic Diagram (2 of 2) ................................... 94
HAX Board Schematic Diagram ........................................... 98
HB Board Schematic Diagram ........................................... 100
HCX Board Schematic Diagram ......................................... 101
M Board Schematic Diagram (1 of 4) ................................. 103
M Board Schematic Diagram (2 of 4) ................................. 104
M Board Schematic Diagram (3 of 4) ................................. 105
M Board Schematic Diagram (4 of 4) ................................. 106
PA Board Schematic Diagram ............................................ 109
UZ Board Schematic Diagram ............................................ 111
WY Board Schematic Diagram ...........................................114
5-5.  Semiconductors (1 of 2) ......................................................117
 
Semiconductors (2 of 2) ......................................................118
SECTION 6:  EXPLODED VIEWS .......................................................119
6-1. Chassis ...............................................................................119
6-2. Picture Tube ....................................................................... 120
SECTION  7:  ELECTRICAL PARTS LIST ......................................... 121
 4 
KD-34XBR970
KD-34XBR970
SPECIFICATIONS
Design and specifi cations are subject to change without notice.
120V AC, 60Hz 
HDMI IN
Video 
 
1080i, 720p, 480p, 480i
Audio  Two channel linear PCM 32, 44.1 and 48 kHz, 
 
 
16, 20, and 24 bit
Video (IN)
3 total (1 on front panel)
 
1Vp-p, 75ohms unbalanced, sync negative 
S Video (IN)
3 total (1 on front panel)
 
Y: 1Vp-p, 75ohms unbalanced, sync negative 
 
C: 0.286Vp-p (Burst signal), 75ohms
Audio (IN)
6 total (1 on front panel)
 
500 mVrms (100% modulation)
 
Impedance:47 kilo ohms
Control S (IN/OUT)
1 total 
Power Requirements
Inputs/Outputs
Component Video Input
2 (Y, P
B
, P
R
)
 
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 
Audio OUT (VAR/FIX)
1 total 
 
At the maximum volume setting 
 
 
More than 408 mVrms (Variable)
 
 
More than 408 mVrms (Fixed)
 
Impedance (Output):2 kilo ohm
Digital Audio Optical Output
PCM/Dolby Digital
1 total 
 Coaxial
KD-34XBR970
Speaker Output (W)
10 W X 2
Power Consumption (W)
In Use (Max)
240 W
In Standby 
<1 W
Dimensions (W x H x D)
mm
994 x 654 x 604 mm
in 39
1/8
 x 25 
3/4
 x 23
 3/4
 in
Mass
kg
86.3 kg
lbs
190 lbs
 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.
© 2004 Dolby Laboratories, Inc. 
Dolby, Pro Logic, and the double-D symbol are registered 
trademarks of Dolby Laboratories.
 5 
KD-34XBR970
KD-34XBR970
Television system
American TV standard, NTSC
ATSC compliant (8 VSB terrestrial) 
 
ATSC compliant 8 VSB terrestrial
QAM on cable 
ANSI/SCTE 07 2000
Channel coverage
Analog
 
VHF: 2-13/ UHF: 14-69/ CATV: 1-125 
Digital
 
VHF: 2-13/ UHF: 14-69/ CATV: 1-135 
Picture tube
FD Trinitron
®
 tube
Visible screen size
34-inch picture measured diagonally 
Actual screen size
36-inch measured diagonally
Antenna
75 ohm external terminal for VHF/UHF 
Supplied Accessories
Remote Commander 
 RM-YD007
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-34XBR4
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Here you can read online and download Sony KD-34XBR970 Service Manual in PDF. KD-34XBR970 service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony KD-34XBR970 TV. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.