Self-diagnostic IndicationIf the trouble still persists, follow the procedure below:
When something abnormal occurs with the Monitor, this
1Check which lamps are lighting or flashing.
function informs you of the condition of the Monitor with
On the Self-diagnostic Report Sheet (below), check the box
self-diagnostic lamps, allowing for smooth service work.
next to OLights� or OFlashes� of the corresponding lamp or
lamps.
Remote sensor
Y Only one lamp may light or flash, or all three lamps
1may do so.
2
2Switch off thePOWER switch on the back of
3
the Monitor.
Power lamp
Self-diagnostic lamps (1 to 3)MENUINPUTPOWER3Unplug the power cord.
4Call your dealer and tell which lamps are lighting
q If the screen monitor turns off and self-diagnostic
or flashing. (Copy and fax the Self-diagnostic
lamps light or flash
Report Sheet below.)
If the self-diagnostic lamps light or flash in red, check the
following before consulting the dealer where youNote:
purchased the Monitor.If you switch on the main power immediately after switching
Y If self-diagnostic lamp 1 (upper) flashes, lamp 2 (middle)it off (or after recovering from a brief power interruption), the
lights, and lamp 3 (lower) flashesself-diagnostic lamps may light (or flash), and no image may
This may be caused by the dusty intakes on the rear. Ifappear on the screen. In this case, switch off the main power
this happens, switch off the main power byPOWERagain, wait for about 10 seconds, then switch it on again. If no
switch (set to O OFF�), unplug the AC power cord,self-diagnostic lamps light or flash, you can operate and use
then clean the intakes by referring to the instruction onthe Monitor as usual.
page 2.
� After cleaning, switch on the MonitorOs main power
again. If self-diagnostic lamps do not go off, consult
your dealer immediately.
Self-diagnostic Report Sheet
q If the screen monitor dims a little and OTEMP. OVER�
Store name where you purchased the Monitor
lights (or flashes)
If OTEMP. OVER� lights or flashes at the right bottom of theTo
screen, check the following before consulting the dealer
where you purchased the Monitor.
Model Name:
OTEMP. OVER� appears to warn you of the internal heatPlasma Display Monitor
buildup, which is usually caused by accumulated dustGM-P421U/GM-P420UG
around the intakes or by improper installation. If the cause
of the internal heat buildup is eliminated, this indication
The self-diagnostic lamps light or flash as listed on the
disappears and the screen recovers the brightness.
following table. Please give me immediate advice or service if
Y If OTEMP. OVER� flashes in yellow
necessary.
This may be caused by the dusty intakes on the rear. If
this happens, switch off the main power byPOWER
switch (set to O OFF�), unplug the AC power cord,Self-diagnostic lamps
then clean the intakes by referring to the instruction on
page 2.NO. Lamp positionConditions
� After cleaning, switch on the MonitorOs main power
1Upper& Lights & Flashes
again. If OTEMP. OVER� still flashes, this trouble may
be caused by improper installation or improper
2Middle& Lights & Flashes
location of the Monitor. In this case, consult your
dealer immediately to solve this improper
3Lower& Lights & Flashes
installation and to improve the circumstances around
the Monitor.
TEMP. OVER
Y If OTEMP. OVER� lights in red& Flashes
OTEMP. OVER� will be shown for abut two minutes, the
Monitor will shut off automatically, then the Self-
diagonal lamps light in red. If this happens, switch off
the main power byPOWER switch (set to O OFF�),Your Name:
unplug the AC power cord, then consult your dealer
Telephone No.:
immediately.
Address:
35
31-37.GM-P420[US]f3502.4.1, 2:27 PM |
ACEC
