Question about Gateway GTW-P42M303 42 in. Plasma Television
TV will not p-ower on at all. The light on the front panel never indicates anything. Yellow, green, purple,... nothing. Help if you can. I have noticed simmilar issues reported all over this page. I get no noise indication, light indication or any such thing. I mean nothing. Like it is plugged into a dead outlet or something. Need help before i go f'ing crazy and put several holes in the damn thing.
My speciality is microelectronic, not the huge stuff, but I was asked by a buddy to take a look at his Plasma - Not exactly sure if this will help.
But there is a fuse in the power section (enclosed cage removed) it is an 8A Slo-Blow fuse. This fuse was blown when one of the huge electrolytic Caps shorted, or Dried out.
If you are inside the TV. There are 3 caps on one side, 450WV@ 220uF and 3 on the other side 250@ 560uf -
You should see visably the bubble on top of the shorted one. In my case I had one of each with different problem. 560uF oozed or had leaked electrolytic, and the 220uF had bubbled (rounded) on top usually indicating a short..
Posted on Aug 15, 2008
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Posted on Jan 02, 2017
Tips for a great answer:
The front panel Status LED provides an indication of
the set's operation and the possible cause of a malfunction.
If an abnormal condition is indicated, perform the
Self Diagnostics procedure.
To activate, press the front panel <ACTIVITY> &<CH
??> buttons at the same time and hold for 5 seconds.
The STATUS LED will then flash denoting a two digit
• The number of flashes indicates the value of the
MSD (tens digit) of the Error Code.
• The flashing then pauses for approximately 1/2
• The LED then flashes indicating the value of the
(ones digit) of the Error Code.
• The Error Code is repeated a total of 5 times.
Example: If the Error Code is "23", the LED
will flash two times, pause, and then flash three
Table 2-2: LED Indications
Error Codes, descriiptions and the most likely cause of
the error are listed in Table 2-3.
Note: The TV must be in "Shut Down." The LED
will probably be indicating an abnormal
condition. If the TV is switched Off, AC is
removed, or a System Reset is performed, the
code automatically resets to "12" No Error.
See the Error Code Log to retrieve a history of
Note: Use the front panel buttons, not the remote
Note: If there is no response, the front panel may be
locked by a V-Chip setting. To unlock, press
and hold <ACTIVITY> on the front panel for
LED Indication Condition
Off Off (standby)
Green Power On
Slow Blink Green Power Off with Timer Set
Fast Blink Green (80 seconds) > Off Power Off (Cooling fan still working, 80 sec)
LED Indication Condition
Red Lamp Failure
Yellow TV Too Hot
Slow Blink Red TV May Require Service
Slow Blink Yellow Lamp Door Open or No Lamp Installed
ABNORMAL INDICATIONS (For details perform Self Diagnostics Procedure.)
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