Troubleshooting - Yamaha PDM-4210 Service Manual

5. Troubleshooting

How to get to Burn-in mode
This mode displays the test patterns of some single color raster in turn. These signals are from built-in generator
of PDP panel. So it can be presumed that maybe the panel has some trouble when the screen of Burn-in mode
is abnormal.
Using the front control buttons with the set turned off (standby) can activate this mode.
Press the SUB-POWER( ) button, INPUT SELECT(
time, and hold for more than 5 seconds.
The set turns on with single color raster and the OSD of [BURN IN: ON].
To escape from this mode, press the SUB-POWER( ) button, INPUT SELECT(
same time, and hold for more than 5 seconds. Burn-in mode will be released.
How to recover the remote and front key function
If remote and front key cannot operate after miss set special function by front keys, these functions can recover
by below method.
Press the SUB-POWER( ) button, INPUT SELECT(
more than 5 seconds.
The set turns on the service menu mode.
Select No.175 and data set from [0] to [1].
Or
Press the SUB-POWER( ) button and
) button and VOLUME DOWN(
) button and
button at the same time, and hold for more than 5 seconds
) button at the same
) button and
button at the same time, and hold for
PDM-4210
button at the
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