Read Sony KDL-32EX407 / KDL-40EX407 Service Manual online
KDL-32EX407/40EX407
7
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 flash. The number
of times the LED flashes translates to a probable source of the problem. A definition of the STANDBY LED flash 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 flash 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 first 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 the screen displays a “0”, no error has occurred .
Diagnostic Item
Diagnostic Item
Description
Number of times Standby
LED blinks
Possible Location
RGB_SEN
RGB Sensor ACK Error
NA
NA
MAIN_POWER
Main Power Error
2
G2LE (Power) Board (KDL-32EX407 Only)
G2HE (Power) Board (KDL-40EX407 Only)
BAL Board
DC_ALERT
DC Alert
BAL (Main) Board
DTT_WDT
DTT Error
G2LE (Power) Board (KDL-32EX407 Only)
AUD_PROT
Audio Error Detection
G2HE (Power) Board (KDL-40EX407 Only)
BALANCER
Panel Balancer Error
4
BAL (Main) Board (KDL-40EX407 Only)
TCON ERR
TCON Error
BAL (Main) Board
HFR ERROR
HFR Error
LCD Panel
P_ID_ERR
Panel ID NVM Error
TCON Control MT Board
BACKLITE
Backlight Error
6
BAL (Main) Board
TEMP_ERR
Temperature Error
BAL (Main) Board
Fan Error
(Not used in these models)
3
5
FAN_ERR
NA
7
Self Diagnosis
Supported model
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