KDL-40W4500, KDL-46W4500, KDL-52W4500 - Sony TV Service Manual (repair manual). Page 7

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KDL-40, 46, 52W4500
RM-GD004
RM-GD006
2-4. SELF-DIAGNOSTIC SCREEN DISPLAY
For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confirmed, it is
possible to bring up past occurrences of failure for confirmation on the screen:
2-4-1. To Bring Up Screen Test
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
5
* : Note that this differs from entering the service mode (volume +)
( Number button )
( Volume )
( TV standby )
( Info/Text reveal )
BALANCER
POWER
PANEL
NVM
I
2
C
HDMI
DIGITAL
TUNER
SOUND
0
0
0
2
1
0
0
0
0
1/3
Monitoring Items
Error Count Record
[ SELF-DIAGNOSTIC SCREEN DISPLAY ]
DC_ALERT1
DC_ALERT2
RTC
DC_ALERT3
DEMOD
USB
CI
AU_PROT
DC_ALERT
0
0
0
2
1
0
0
0
0
VCTP
Reset
0
0
2/3
3/3
< HFR  Ø
< INTERNAL TEMP ERROR  Ø
Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen
After you have completed the repairs, clear the result display to “0”.
2-5. Quitting Self-diagnostic screen
To quit the entire self-diagnostic screen, turn off the power switch on the remote commander or the main unit.
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