Sony TRINITRON KV-XA25M30A Service Manual page 7

2. DISPLAY OF STANDBY/TIMER LIGHT FLASH COUNT
2 times
5 times
Lamp ON 0.3 sec.
Lamp OFF 3 sec.
Lamp OFF 0.3 sec.
3. STOPPING THE STANDBY/TIMER FLASH
Turn off the power switch on the TV main unit or unplug the power cord from the outlet to stop the STANDBY/TIMER
lamp from flashing.
4. SELF-DIAGNOSTIC SCREEN DISPLAY
For errors with symptoms such as "power sometimes shuts off" or "screen sometimes goes out" that cannot be con-
firmed, it is possible to bring up past occurances of failure for confirmation on the screen:
[To Bring Up Screen Test]
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
[Screen display] / channel [5] / Sound volume [-] / Power ON
Self-Diagnosis screen display
SELF DIAGNOSTIC
002 : 000
003 : 000
004 : 000
005 : 001
101 : 000
˘
Note that this differs from entering the service mode (mode volume [+]).
Numeral "0" means that no fault has been detected.
Numeral "1" means a fault has been detected.
– 5 –
Diagnostic Item
+B overcurrent/overvoltage
Vertical deflection stopped
White balance failure
* One flash count is not used for self-diagnostic.
STANDBY/SLEEP lamp
KV-XA25M30A/XA29M30A
RM-952
Flash Count*
2 times
5 times