Sony AZ1-L CHASSIS Service Manual - Page 14
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SELF DIAGNOSIS FUNCTIONS
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.
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 .
Diagnostic
Diagnostic Item
Item
Description
RGB_SEN
RGB Sensor ACK Error
Main Power
MAIN_POWER
Over Voltage Protection
DC_ALERT
DC Alert
DTT-WDT
DTT Error
AUD_PROT
Audio Error Detection
BALANCER
Panel Balancer Error
TCON ERR
TCON Error
HFR ERR
HFR Error
P_ID_ERR
Panel ID NVM Error
BACKLITE
Backlight Error
TEMP_ERR
Temperature Error
Fan Error
FAN_ERR
(Not Used in these models)
KDL-32EX700/40EX700/40EX703/46EX700/46EX701/46EX703/
52EX700/52EX701/52EX703/60EX700/60EX701/60EX703
Number of times
Standby LED blinks
NA
GE2B (Power) BOARD (KDL-46EX700/46EX701/46EX703/52EX700/52EX701/52EX703 Only)
2
3
GE2B (Power) BOARD (KDL-46EX700/46EX701/46EX703/52EX700/52EX701/52EX703 Only)
4
5
6
7
Possible Location
NA
GE3A (Power) BOARD (KDL-32EX700/40EX700/40EX703 Only)
GE2A (Power) BOARD (KDL-60EX700/60EX701/60EX703 Only)
BAL Board
BAL Board
GE3A (Power) BOARD (KDL-32EX700/40EX700/40EX703 Only)
GE2A (Power) BOARD (KDL-60EX700/60EX701/60EX703 Only)
BAL Board
BAL Board
LCD Panel
TCON Control MT Board
BAL Board
BAL Board
NA
Self Diagnosis
Supported model
8