Sony KDL-40Z4500 Service Manual page 7

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:
[To Bring Up Screen Test]
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
[ SELF-DIAGNOSTIC SCREEN DISPLAY ]
BALANCER
POWER
PANEL
NVM
NC
HDMI
DIGITAL
TUNER
SOUND
DC_ALERT1
DC_ALERT2
RTC
DC_ALERT2
DEMOD
USB
CI
AU_PROT
DC_ALERT
VCTP
Reset
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".
Clearing the result display
To clear the result display to "0", press button on the remote commander sequentially as shown below when the diagnostic screen is being
displayed.
<Delection of Error Count and Error History>
Press "8" button
<Delection of Panel Operation Time>
Press "7" button
Quitting Self-diagnostic screen
To quit the entire self-diagnostic screen, turn off the power switch on the remote commander or the main unit.
D846660B279CC0D5520DEF8E80C6FD0B0509C3DE5F2E1AA671B63DA146255667FE11BD8887335EC9
1/3
0
0
0
2
1
0
0
0
0
2/3
0
0
0
2
1
0
0
0
0
3/3
0
0
,
Press "-" button
,
Press "-" button
Error Count Record
Monitoring Items
KDL-40/46/52Z4500 (CH) 7