Sony XBR-55HX925 Service Manual ▷ View online
XBR-55HX925 A-2
APPENDIX A - REMOVING THE REAR COVER
REMOVING THE POWER CORD FROM THE
REAR COVER
The AC Power Cord is connected to the Power Supply Board and
then routed out through the Rear Cover. When removing the Rear
Cover use caution to avoid pulling the AC Power Cord which may
damage the cord.
Caution: These instructions should be followed whenever
removing the Rear Cover.
1. Using the instructions provided in the
“Rear Cover
and Switch Unit Removal” on page 41
, remove the
screws from the Rear Cover.
2. Remove 1 screw from AC Cover.
3. Gently start to lift the Rear Cover to detach it from the
Bezel.
4. Continue pulling the Rear Cover up from the Bezel one
section at a time.
5. Lift up Rear Cover with AC Cover and AC Power Cord
attached.
NOTE: Hold AC Power Cord while lifting up Rear
Cover. Do not pull the AC Power Cord or damage the
connector on the Power Board.
6. Disconnect the AC Power Cord to detach from Power
Supply Board.
XBR-55HX925 A-3
APPENDIX A - REMOVING THE REAR COVER
7. Release the clips on the inside of the rear cover to
detach the AC Cover.
XBR-55HX925 B-1
APPENDIX B - 8 BLINK ERROR CODE
SUBJECT: 8 Blink Error Code
SYMPTOM:
SYMPTOM:
1. TV shuts down with an 8 blink error
2. 008 error code not in the service SELF CHECK list
3. 103 error code registers 8 blink error is in SELF
CHECK list
CAUSE::
8 blink could be caused by one of the following issues:
8 blink could be caused by one of the following issues:
1. Software Issue
2. Network Issue
3. Skype Login Issue
4. Incompatible USB Device Plugged Inserted
5. Defective Main Board
8x blink code is mainly used during TV software development. Look
in TV’s service SELF CHECK for error code history and notice at the
bottom of the list WDT (Watch Dog Timer) error codes, in particular
notice 103 HOST_WDT.
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
002 MAIN_POWE
003 DC_ALERT
003 AUD_PROT
004 BALANCER
005 HFR_ERR
005 P_ID_ERR
12345-00333-06789
12345
-
00333
-
06789
-
-
-------------- -------------- -------------- 00
006 VLED
-------------- -------------- -------------- 00
005 TCON_ERR
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
006 BACKLITE
007 TEMP_ERR
010 EMITTER
-------------- -------------- -------------- 00
007 FAN_ERR
-------------- -------------- -------------- 00
012 IA
-------------- -------------- -------------- 00
SELF CHECK
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
101 VPC_WDT
-------------- -------------- -------------- 00
102 MEPS_WDT
-------------- -------------- -------------- 00
103 HOST_WDT
-------------- -------------- -------------- 00
104 STBY_WDT
-------------- -------------- -------------- 00
000 RGB_SEN
000 RESERVED
000 RESERVED
Every time 3 errors are registered in the SELF CHECK screen the TV
will shut down and activate an 8x blink pattern on the Red Standby
LED.
101 VPC_WDT
-------------- -------------- -------------- 00
102 MEPS_WDT
-------------- -------------- -------------- 00
103 HOST_WDT
-------------- -------------- -------------- 09
104 STBY_WDT
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
002 MAIN_POWE
003 DC_ALERT
003 AUD_PROT
004 BALANCER
005 HFR_ERR
005 P_ID_ERR
12345-00333-06789
12345
-
00333
-
06789
-
-
-------------- -------------- -------------- 00
006 VLED
-------------- -------------- -------------- 00
005 TCON_ERR
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
006 BACKLITE
007 TEMP_ERR
010 EMITTER
-------------- -------------- -------------- 00
007 FAN_ERR
-------------- -------------- -------------- 00
012 IA
-------------- -------------- -------------- 00
SELF CHECK
-------------- -------------- -------------- 00
-------------- -------------- -------------- 00
101 VPC_WDT
-------------- -------------- -------------- 00
102 MEPS_WDT
-------------- -------------- -------------- 00
103 HOST_WDT
-------------- -------------- -------------- 09
104 STBY_WDT
-------------- -------------- -------------- 00
000 RGB_SEN
000 RESERVED
000 RESERVED
SOLUTION:
To Troubleshoot perform the following steps in the order shown:
To Troubleshoot perform the following steps in the order shown:
1. Step 1
a. Disconnect All Inputs to the TV
b. Cycle AC Power
c. 8 blink still occurs, go to Step 2
b. Cycle AC Power
c. 8 blink still occurs, go to Step 2
XBR-55HX925 B-2
APPENDIX B - 8 BLINK ERROR CODE
2. Step 2
a. Completely Reset TV using Remote Control
b. While Pressing and holding Arrow Up, Press and
b. While Pressing and holding Arrow Up, Press and
Hold TV Power Button (on side of TV) and then
Release Arrow Up
c. 8 blink still occurs, go to Step 3
3. Step 3
a. Check for latest Software Version through Network
Connection or Reference Library
b. Connect and Configure TV Network Connection
c. Using Remote Control Press HOME > Settings >
c. Using Remote Control Press HOME > Settings >
Product Support > Software Update
d. If TV is not network connected go to Reference
Library and Download Latest Software for the
Specific Model and Install using a USB Thumb
Drive.
e. 8 blink still occurs, go to Step 4
4. Step 4
a. Replace Main Board
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