Sony KP-46WT520 / KP-51WS520 Service Manual ▷ View online
COLOR REAR VIDEO PROJECTION
SERVICE MANUAL
AX-1X
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
CHASSIS NO.
9-965-977-03
KP-46WT520
RM-Y916
E
SCC-M40A-A
KP-51WS520
RM-Y916
E
SCC-M40B-A
Self Diagnosis
Supported model
KP-51WS520 RM-Y916
KP-46WT520/51WS520
KP-46WT520/51WS520
3
TABLE OF CONTENTS
SECTION TITLE
PAGE
SECTION TITLE
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 5
Safety Check-Out ........................................................................... 6
Self-Diagnostic Function................................................................. 7
Warnings and Cautions .................................................................. 5
Safety Check-Out ........................................................................... 6
Self-Diagnostic Function................................................................. 7
SECTION 1: DISASSEMBLY............................................................... 10
1-1. Rear Board Removal............................................................ 10
1-2. Chassis Assembly Removal................................................. 10
1-3. Service Position ....................................................................11
1-4. Terminal Board Removal.......................................................11
1-5. BH Board Board Removal.................................................... 12
1-6. A Board, D Board, and G Board Removal............................ 12
1-7. High-Voltage Cable Installation and Removal...................... 13
1-8. Picture Tube Removal.......................................................... 13
1-9. Speaker Grille, HA1 Board, and HB2 Board Removal
1-2. Chassis Assembly Removal................................................. 10
1-3. Service Position ....................................................................11
1-4. Terminal Board Removal.......................................................11
1-5. BH Board Board Removal.................................................... 12
1-6. A Board, D Board, and G Board Removal............................ 12
1-7. High-Voltage Cable Installation and Removal...................... 13
1-8. Picture Tube Removal.......................................................... 13
1-9. Speaker Grille, HA1 Board, and HB2 Board Removal
(KP-46WT520 Only)............................................................. 14
1-10. Speaker Grille, HA1 Board, and HB1 Board Removal
(KP-51WS520 Only)............................................................ 14
1-11. Beznet Assembly Removal .................................................. 15
1-11-1. Screen Tape Method................................................ 15
1-12. SR Board Removal .............................................................. 16
Wire
Wire
Dressing....................................................................... 17
SECTION 2: SET-UP ADJUSTMENTS................................................ 31
2-1. Screen Voltage Adjustment (G2) (Coarse Adjustment) ........ 31
2-2. Screen (G2) Adjustment (Fine Adjustment).......................... 31
2-3. Defl ection Yoke Tilt Adjustment ............................................ 31
2-4. Focus Lens Adjustment........................................................ 32
2-5. Focus VR Adjustment........................................................... 32
2-6. Centering Magnet Adjustment.............................................. 33
2-7. 2-Pole Magnet Adjustment .................................................. 33
2-8. 4-Pole Magnet Adjustment ................................................... 33
2-9. Defocus Adjustment (Blue)................................................... 33
2-10. Electrical Adjustments by Remote Commander................... 34
2-2. Screen (G2) Adjustment (Fine Adjustment).......................... 31
2-3. Defl ection Yoke Tilt Adjustment ............................................ 31
2-4. Focus Lens Adjustment........................................................ 32
2-5. Focus VR Adjustment........................................................... 32
2-6. Centering Magnet Adjustment.............................................. 33
2-7. 2-Pole Magnet Adjustment .................................................. 33
2-8. 4-Pole Magnet Adjustment ................................................... 33
2-9. Defocus Adjustment (Blue)................................................... 33
2-10. Electrical Adjustments by Remote Commander................... 34
2-10-1. Method of Entering the Service Adjustment Mode .. 34
2-10-2. Memory Write Confi rmation Method ........................ 34
2-10-3. Adjusting Buttons and Indicator ............................... 34
2-10-2. Memory Write Confi rmation Method ........................ 34
2-10-3. Adjusting Buttons and Indicator ............................... 34
2-11. Adjustable Service Data Lists .............................................. 35
2-11-1. ID Map Table............................................................ 46
2-12. Registration Adjustment (PJE Mode Only)........................... 47
2-12-1. Setup for Adjustment ............................................... 47
2-12-2. Main Defl ection Adjustment ..................................... 47
2-12-3. Operation Method for Projector Engine Mode ......... 48
2-12-2. Main Defl ection Adjustment ..................................... 47
2-12-3. Operation Method for Projector Engine Mode ......... 48
2-13. PJE Adjustment (Sub Defl ection Adjustment) ...................... 49
2-13-1. Adjustment for NTSC Full Mode .............................. 50
2-13-2. Copying All Registration Data to Other Modes ........ 52
2-13-2. Copying All Registration Data to Other Modes ........ 52
2-14. Auto Registration Offsets ..................................................... 52
2-15. Auto Registration Error Codes ............................................. 53
2-16. Auto Registration Diagnostics .............................................. 54
2-15. Auto Registration Error Codes ............................................. 53
2-16. Auto Registration Diagnostics .............................................. 54
SECTION 3: SAFETY-RELATED ADJUSTMENTS............................. 55
D BOARD ..................................................................................... 55
3-1. HV Regulation Circuit Check and Adjustment...................... 55
3-2. HV Hold Down Circuit Operation Check .............................. 55
G BOARD ..................................................................................... 55
3-3. +B Max Voltage Confi rmation .............................................. 55
3-4. +B OVP Confi rmation........................................................... 55
3-1. HV Regulation Circuit Check and Adjustment...................... 55
3-2. HV Hold Down Circuit Operation Check .............................. 55
G BOARD ..................................................................................... 55
3-3. +B Max Voltage Confi rmation .............................................. 55
3-4. +B OVP Confi rmation........................................................... 55
SECTION 4: CIRCUIT ADJUSTMENTS.............................................. 56
4-1. P & P Sub Contrast Adjustment (Video) (SCON) ................. 56
4-2. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 56
4-3. P & P Sub-Hue and Sub-Color Adjustment Video
4-2. P & P Sub Contrast Adjustment (RF) (SCON) ..................... 56
4-3. P & P Sub-Hue and Sub-Color Adjustment Video
(SHUE, SCOL) ..................................................................... 56
4-4. P & P Sub-Hue and Sub-Color Adjustment
(RF) (SHUE, SCOL)............................................................. 56
4-5. Blue Offset Adjustment......................................................... 57
SECTION 5: DIAGRAMS..................................................................... 58
5-1. Circuit Boards Location ........................................................ 58
5-2. Printed Wiring Boards and
5-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 58
5-3. Block Diagrams .................................................................... 60
Power Block Diagram........................................................... 60
Audio Signal Path Block Diagram ........................................ 61
Video Path Block Diagram ................................................... 62
SYNC/OSD Path Block Diagram.......................................... 63
Audio Signal Path Block Diagram ........................................ 61
Video Path Block Diagram ................................................... 62
SYNC/OSD Path Block Diagram.......................................... 63
5-4. Schematics and Supporting Information ............................. 64
CR Board Schematic Diagram ............................................ 64
CB Board Schematic Diagram ............................................ 65
CG Board Schematic Diagram ............................................ 66
VM Board Schematic Diagram ............................................ 69
A Board Schematic Diagram (1 of 6).................................... 70
A Board Schematic Diagram (2 of 6).................................... 71
A Board Schematic Diagram (3 of 6).................................... 72
A Board Schematic Diagram (4 of 6).................................... 73
A Board Schematic Diagram (5 of 6).................................... 74
A Board Schematic Diagram (6 of 6).................................... 75
D Board Schematic Diagram (1 of 2) ................................... 80
D Board Schematic Diagram (2 of 2) ................................... 81
BH Board Schematic Diagram (1 of 2)................................. 85
BH Board Schematic Diagram (2 of 2)................................. 86
G Board Schematic Diagram ............................................... 88
HA1 Board Schematic Diagram .......................................... 91
SR Board Schematic Diagram ............................................ 92
HB2 Board Schematic Diagram (KP-46WT520 Only).......... 92
HB1 Board Schematic Diagram (KP-51WS520 Only) ......... 92
CB Board Schematic Diagram ............................................ 65
CG Board Schematic Diagram ............................................ 66
VM Board Schematic Diagram ............................................ 69
A Board Schematic Diagram (1 of 6).................................... 70
A Board Schematic Diagram (2 of 6).................................... 71
A Board Schematic Diagram (3 of 6).................................... 72
A Board Schematic Diagram (4 of 6).................................... 73
A Board Schematic Diagram (5 of 6).................................... 74
A Board Schematic Diagram (6 of 6).................................... 75
D Board Schematic Diagram (1 of 2) ................................... 80
D Board Schematic Diagram (2 of 2) ................................... 81
BH Board Schematic Diagram (1 of 2)................................. 85
BH Board Schematic Diagram (2 of 2)................................. 86
G Board Schematic Diagram ............................................... 88
HA1 Board Schematic Diagram .......................................... 91
SR Board Schematic Diagram ............................................ 92
HB2 Board Schematic Diagram (KP-46WT520 Only).......... 92
HB1 Board Schematic Diagram (KP-51WS520 Only) ......... 92
5-5. Semiconductors ................................................................... 94
SECTION 6: EXPLODED VIEWS ........................................................ 95
6-1. Cover (KP-46WT520 Only) .................................................. 95
6-2. Cover (KP-51WS520 Only) .................................................. 96
6-3. Chassis ................................................................................ 97
6-4. Picture Tube ......................................................................... 98
6-2. Cover (KP-51WS520 Only) .................................................. 96
6-3. Chassis ................................................................................ 97
6-4. Picture Tube ......................................................................... 98
SECTION 7: ELECTRICAL PARTS LIST........................................... 99
KP-46WT520/51WS520
KP-46WT520/51WS520
4
110V to 220V, 60Hz
235W
Under 1 W
Under 1 W
Video
1080i, 720p, 480p, 480i
Audio
Two channel linear PCM 32, 44.1, and 48 kHz, 16, 20, and 24 bit
1080i, 720p, 480p, 480i
Audio
Two channel linear PCM 32, 44.1, and 48 kHz, 16, 20, and 24 bit
Video (IN)
4 total (1 on front panel)
1Vp-p, 75ohms unbalanced, sync negative
4 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
3 total (1 on front panel)
Y: 1Vp-p, 75ohms unbalanced, sync negative
C: 0.286Vp-p (Burst signal), 75ohms
Projection System
3 picture tubes, 3 lenses, horizontal in-line system
Picture Tube
7-inch high-brightness monochrome tubes (6.3 raster size),
with optical coupling and liquid cooling system.
Projection Lenses
High performance, large diameter hybrid lens F1.1
Antenna
75 ohm external terminal for VHF/UHF
Television System
NTSC, PAL-M
Channel Coverage
VHF: 2-13/UHF: 14-69/CATV: 1-125
Screen Size (measured diagonally)
46 inches (KP-46WT520)
51 inches (KP-51WS520)
51 inches (KP-51WS520)
Supplied Accessories
Remote Control RM-Y916
Batteries (2) size AA (R6)
Batteries (2) size AA (R6)
SPECIFICATIONS
Power Requirements
Power Consumption (W)
In Use (Max)
In
Standby
Inputs/Outputs
Optional Accessories
A/V Cable (VMC-810/820/830 HG)
Audio Cable (RKC-515HG)
Component Video Cable (VMC-10/30 HG)
Control S Cable (RK-G69HG)
TV Stand SU-46WT11 (For KP-46WT520 Only)
Audio Cable (RKC-515HG)
Component Video Cable (VMC-10/30 HG)
Control S Cable (RK-G69HG)
TV Stand SU-46WT11 (For KP-46WT520 Only)
Audio (IN)
7 total (1 on front panel)
500 mVrms (100% modulation)
Impedance:47 kilohm
7 total (1 on front panel)
500 mVrms (100% modulation)
Impedance:47 kilohm
Component Video Input
2 ( Y,PB,PR)
Y: 1.0 Vp-p, 75 ohms unbalanced, sync negative;
PB: 0.7 Vp-p, 75 ohms;
PR: 0.7 Vp-p, 75 ohms
2 ( Y,PB,PR)
Y: 1.0 Vp-p, 75 ohms unbalanced, sync negative;
PB: 0.7 Vp-p, 75 ohms;
PR: 0.7 Vp-p, 75 ohms
Control S (IN/OUT)
1 total
1 total
Variable/Fixed Audio (OUT)
More than 408 m Vrms at the maximum volume setting
(Variable)
More than 408 m Vrms (Fixed) Impedance (output):2 kilohms
More than 408 m Vrms at the maximum volume setting
(Variable)
More than 408 m Vrms (Fixed) Impedance (output):2 kilohms
KP-46WT520
KP-46WT520
KP-51WS520
KP-51WS520
20W x 2
1086 x 1017 x 609 mm
1194 x 1280 x 666 mm
42
3/4
x 40 x 24 in
47 x 50
1/2
x 26
1/4
inn
61.3 kg
77.2 kg
135 lbs
170 lbs
Speaker Output (W)
Dimensions (W x H x D)
mm
in
in
Mass kg
lbs
TruSurround, SRS and the
symbol are trademarks of SRS
Labs, Inc. TruSurround technology is incorporated under license
from SRS Labs, Inc.
from SRS Labs, Inc.
Manufactured under license from BBE Sound, Inc. Licensed by BBE
Sound, Inc. under USP4638258, 5510752 and 5736897. BBE and BBE
symbol are registered trademarks of BBE Sound, Inc.
Sound, Inc. under USP4638258, 5510752 and 5736897. BBE and BBE
symbol are registered trademarks of BBE Sound, Inc.
This TV incorporates High-Definition
Multimedia Interface (HDMI™)
technology. HDMI, the HDMI logo and
Multimedia Interface (HDMI™)
technology. HDMI, the HDMI logo and
High-Definition Multimedia Interface are trademarks or registered
trademarks of HDMI Licensing LLC.
trademarks of HDMI Licensing LLC.
Steady Sound, Digital Reality Creation, CineMotion, and Twin
View are registered trademarks of Sony Corporation. ClearEdge
VM, and HD Detailer are trademarks of Sony Corporation.
View are registered trademarks of Sony Corporation. ClearEdge
VM, and HD Detailer are trademarks of Sony Corporation.
Design and specifi cations are subject to change without notice.
KP-46WT520/51WS520
KP-46WT520/51WS520
5
WARNINGS AND CAUTIONS
CAUTION
These servicing instructions are for use by qualifi ed service personnel only. To reduce the risk of electric shock, do not perform any
servicing other than that contained in the operating instructions unless you are qualifi ed to do so.
servicing other than that contained in the operating instructions unless you are qualifi ed to do so.
WARNING!!
An isolation transformer should be used during any service to avoid possible shock hazard, because of live chassis. The chassis of
this receiver is directly connected to the ac power line.
this receiver is directly connected to the ac power line.
!
SAFETY-RELATED COMPONENT WARNING!!
Components identifi ed by shading and ! mark on the schematic diagrams, exploded views, and in the parts list are critical for safe
operation. Replace these components with Sony parts whose part numbers appear as shown in this manual or in supplements
published by Sony. Circuit adjustments that are critical for safe operation are identifi ed in this manual. Follow these procedures
whenever critical components are replaced or improper operation is suspected.
operation. Replace these components with Sony parts whose part numbers appear as shown in this manual or in supplements
published by Sony. Circuit adjustments that are critical for safe operation are identifi ed in this manual. Follow these procedures
whenever critical components are replaced or improper operation is suspected.
☛
