Read Sony KDL-46XBR10 / KDL-52XBR10 Service Manual online
KDL-46/52XBR10 (UC) 7
SELF DIAGNOSIS FUNCTION
The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY LED will automatically begin to fl ash.
The number of times the LED fl ashes translates to a probable source of the problem.
A defi nition of the STANDBY LED fl ash indicators is listed in the instruction manual for the user’s knowledge and reference.
If an error symptom cannot be reproduced, the remote commander can be used to review the failure occurrence data stored in memory to
reveal past problems and how often these problems occur.
The number of times the LED fl ashes translates to a probable source of the problem.
A defi nition of the STANDBY LED fl ash indicators is listed in the instruction manual for the user’s knowledge and reference.
If an error symptom cannot be reproduced, the remote commander can be used to review the failure occurrence data stored in memory to
reveal past problems and how often these problems occur.
DIAGNOSTIC TEST INDICATORS
When an error occurs, the STANDBY LED will fl ash a set number of times to indicate the possible cause of the problem.
If there is more than one error, the LED will identify the fi rst of the problem areas.
Result for all of the following diagnostic items are displayed on screen.
If the screen displays a “0”, no error has occurred .
If there is more than one error, the LED will identify the fi rst of the problem areas.
Result for all of the following diagnostic items are displayed on screen.
If the screen displays a “0”, no error has occurred .
[DISPLAY UNIT]
Diagnostic Item Detection
Number of times
POWER/STANDBY
LED lamp fl ashes
Possible Location
Main Power Error
2 times
GD1 Board, QTM Board
DC_ALERT1
3 times
GD1 Board, QTM Board
PANEL ALERT
5 times
Not used in these models
Inverter Error
6 times
LCD Panel, QTM Board
Internal Temperature Error
7 times
QTM Board, LCD Panel
Audio Error
8 times
GD1 Board, QTM Board
Fan Error
9 times
Not used in these models
FRC/ACK Error
12 times
LCD Panel, QTM Board
Backlight Balance Error
13 times
Not used in these models
TCON Error
14 times
LCD Panel, QTM Board
Wireless Error
16 times
Wireless Module Sink
[MEDIA RECEIVER (MBT-WZ5)]
Diagnostic Item Detection
Number of times
POWER/STANDBY
LED lamp fl ashes
Possible Location
Main Power Error
2 times
GB2 Board, BUB Board
5V/3.3V DC Error
3 times
BUB Board
BRORA DC Error
5 times
Wireless Module Source, BUB Board
Internal Temperature Error
7 times
BUB Board
Audio Error
8 times
BUB Board
Fan Error
9 times
Not used in these models
Digital FE/BE Error
10 times
BUB Board
Wireless Error
16 times
Wireless Module Source, BUB Board
RF Module Error
17 times
H3B Board, BUB Board
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