Sony XBR-46HX929 / XBR-55HX920 / XBR-55HX929 Service Manual ▷ View online
XBR-46HX929/55HX920/55HX929 A-4
APPENDIX A - REMOVING THE REAR COVER
4. After loosening the Rear Cover from the corner, you
should be able to lift the bottom of the Rear Cover off of
the Bezel.
Use caution not to damage the AC cord or the RS232
connector when lifting the Rear Cover from the Bezel.
5. After lifting the bottom of the Rear Cover, grasp the AC
Power Cord while continuing to lift up the Rear Cover.
CAUTION: Do not pull the AC Power Cord or damage
the connector the Power Supply Board.
6. Disconnect the AC Power Cord connector to detach it
from the Power Supply Board.
NOTE: To release the AC Power Cord from the Rear
Cover, release the clips on the inside of the Rear Cover
to detach it from the Rear Cover.
7. When lifting the Rear Cover from the area around the
RU Board (located above the Terminal), disconnect
the RS232 connector from the Main Board before fully
removing the cover.
CAUTION: Removing the Rear Cover without detaching
the RS232 connector from the Main Board could cause
damage to the Main Board.
XBR-46HX929/55HX920/55HX929 B-1
APPENDIX B - TRIAGE SHEETS
The following Triage documents are for general reference purposes. To access the most recent version of theTriage documents for the models
listed in this manual, login into the Sony Authorized Servicer Portal at
www.sony.com/asp
.
XBR-46HX929 ONLY
Before you make the service call…
1. Confirm the symptom from the customer.
Chassis: AZ2-F
2. Select that symptom from the chart.
3. Bring
3. Bring
ONLY THE MOST LIKELY PART
for that symptom.
4. Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part
LAST UPDATED: 10/10/2011
No
Power
WIRELESS
LAN
Remote Audio
2
3
4*
4**
5
6
*7
8
10
No Green
Power LED
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
distortion
No 3D
Double
images on
3D
Not working
No
Remote
No Audio
Ref. No.
BATL BOARD
▲
205
POWER SUPPLY
BOARD
206
HLT2 BOARD
256
HEM2 BOARD
156
WIRELESS LAN CARD
151
Service Bulletin
See Appendix Section
Software Update
TCON Board
▲
▲
LCD Panel
▲
Problem
POWER AUDIO/
POWER
BACK-
LIGHT
BACK-
LIGHT
TCON
CONV
TEMP
WDT
IR
SYNC
Reference
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
5. Chart Color Code
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY
BLUE TRIANGLE: Secondary possible defective part
*4X WITH MOMENTARY BACKLIGHTING
**4X WITH N O BACKLIGHTING
Video
See LCD Panel
Manual
See Reference
Library
FIGURE APPENDIX B-1. XBR-46HX929 MODELS ONLY
XBR-46HX929/55HX920/55HX929 B-2
APPENDIX B - TRIAGE SHEETS
XBR-55HX920 ONLY
Before you make the service call…
1. Confirm the symptom from the customer.
Chassis: AZ2-F
2. Select that symptom from the chart.
3. Bring
3. Bring
ONLY THE MOST LIKELY PART
for that symptom.
4. Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part
LAST UPDATED: 10/10/2011
No
Power
WIRELESS
LAN
Remote Audio
2
3
4*
4**
5
6
*7
8
10
No Green
Power LED
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
distortion
No 3D
Double
images on
3D
Not working
No
Remote
No Audio
Ref. No.
BATL BOARD
▲
205
G6 BOARD
206
G7 BOARD
207
HLT2 BOARD
256
HEM2 BOARD
156
WIRELESS LAN CARD
151
Service Bulletin
See Appendix Section
Software Update
TCON Board
▲
▲
LCD Panel
▲
Problem
POWER AUDIO/
POWER
BACK-
LIGHT
BACK-
LIGHT
TCON
CONV
TEMP
WDT
IR
SYNC
Reference
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
5. Chart Color Code
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY
BLUE TRIANGLE: Secondary possible defective part
*4X WITH MOMENTARY BACKLIGHTING
**4X WITH N O BACKLIGHTING
Video
See LCD Panel
Manual
See Reference
Library
FIGURE APPENDIX B-2. XBR-55HX920 MODELS ONLY
XBR-46HX929/55HX920/55HX929 B-3
APPENDIX B - TRIAGE SHEETS
XBR-55HX929 ONLY
Before you make the service call…
1. Confirm the symptom from the customer.
Chassis: AZ2-F
2. Select that symptom from the chart.
3. Bring
3. Bring
ONLY THE MOST LIKELY PART
for that symptom.
4. Follow the troubleshooting charts in the technical guides to isolate the board.
RED DOT: Most likely defective part
LAST UPDATED: 10/10/2011
No
Power
WIRELESS
LAN
Remote Audio
2
3
4*
4**
5
6
*7
8
10
No Green
Power LED
(Dead Set)
No video
Whole
Screen
Distortion
Isolated
area
distortion
No 3D
Double
images on
3D
Not working
No
Remote
No Audio
Ref. No.
BATL BOARD
▲
205
G6 BOARD
206
G7 BOARD
207
HLT2 BOARD
256
HEM2 BOARD
156
WIRELESS LAN CARD
151
Service Bulletin
See Appendix Section
Software Update
TCON Board
▲
▲
LCD Panel
▲
Problem
POWER AUDIO/
POWER
BACK-
LIGHT
BACK-
LIGHT
TCON
CONV
TEMP
WDT
IR
SYNC
Reference
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
5. Chart Color Code
* ONLY IF 7X SHUTDOWN OCCURS IMMEDIATLEY
BLUE TRIANGLE: Secondary possible defective part
*4X WITH MOMENTARY BACKLIGHTING
**4X WITH N O BACKLIGHTING
Video
See LCD Panel
Manual
See Reference
Library
FIGURE APPENDIX B-3. XBR-55HX929 MODELS ONLY
Click on the first or last page to see other XBR-46HX929 / XBR-55HX920 / XBR-55HX929 service manuals if exist.