Read Sony KDL-40EX500 / KDL-46EX500 / KDL-55EX500 Service Manual online
KLV-40/46/55EX500(CH)
8
SELF DIAGNOSIS FUNCTION
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.
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.
problem areas.
Result for all of the following diagnostic items are displayed on
screen.
screen.
If the screen displays a “0”, no error has occurred .
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.
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.
STBY LED
Flash time
Service menu Item name
(Screeen Dsisplay)
Counter measure
(Replace either/all according to seguence)
2
Main Power
Replace either/all
1) Power Supply Board
2) BAA Board
1) Power Supply Board
2) BAA Board
DC_Alert
Aud_Prot
MotionFlow
4
Balancer_Error
1) Inverter Board
2) Panel
3) Power Supply Board
4) BAA Board
2) Panel
3) Power Supply Board
4) BAA Board
T-CON Error
Panel ID NVM Error
6
Backlight Error
1) Inverter Board
2) Power Supply Board
3) BAA Board
2) Power Supply Board
3) BAA Board
7
Tem p_Error
1) BAA Board
2) Power Supply Board
2) Power Supply Board
3
5
Replace
1) BAA Board
2) Power Supply Board
3) TCON
4) Speaker
1) BAA Board
2) Power Supply Board
3) TCON
4) Speaker
1) TCON
2) BAA Board
3) LVDS Cable
4) Power Supply Board
2) BAA Board
3) LVDS Cable
4) Power Supply Board
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