[TechAssist] Re: UPDATE, Final solution! Re: Gateway Plasma GTW-P42M102zapped by static from a hot secretary.
- From: Jim Myers <jr.myers@xxxxxxxxxxx>
- To: TechAssist <techassist@xxxxxxxxxxxxx>
- Date: Wed, 14 Apr 2004 13:59:06 -0500
Gateway refuses to sell parts even with pressure from the customer.
Return set to customer, Gateway will send someone to fix it for a cool
$1000.00.
*******************************************************************************************************************
Since 1972
Jim Myers
Telrad Electronics
Fort Wayne, Indiana
Jim Myers wrote:
> The voltage goes to zero with the sensor removed. There is no pullup
> resistor so I'm pretty sure the IC is the problem. I'll try Zenith next
> week, maybe the have a similar model.
> *******************************************************************************************************************
>
>
> Since 1972
> Jim Myers
> Telrad Electronics
> Fort Wayne, Indiana
>
>
> greentron@xxxxxxx wrote:
>
>> Do you measure a low resistance to ground on the sensor output lead?
>> Does the voltage on that lead go up to 5 (or maybe 3) volts with the
>> sensor removed? Is there a pull-up resistor?
>> J Silverman
>>
>>
>>
>>> Tried a different IR sensor, no help, still just three tenths of a
>>> volt on the output pin and ity-bitty pulses from the remote. I traced
>>> the IR path to IC U4 which is an 80 pin surface mount square
>>> flatpack, goes to pin 80. Number on U4 is 6413079F18 and it is on the
>>> board with 2 15 pin VGA, 1 9 pin serial and a flat panel monitor
>>> connector. Any information on where to get the ic or the board?
>>> Thanks,
>>> ********************************************************************************
>>>
>>>
>>> ***********************************
>>> Since 1972
>>> Jim Myers
>>> Telrad Electronics
>>> Fort Wayne, Indiana
>>>
>>>
>>> Scott Beebe wrote:
>>>
>>>> Hello Jim,
>>>> If you take out the IR sensor, then that would rule out the
>>>> receiver. But it
>>>
>>>
>>> sounds like a micro problem to me.
>>>
>>>>
>>>>
>>>> Thanx,
>>>>
>>>> Scott Beebe
>>>> Ohm Electronics Inc.
>>>> 609 W. Clinton St.
>>>> Ithaca NY 14850
>>>> Voice: (607) 273-8406
>>>> Fax: (607) 273-8743
>>>> WWW.OhmElectronicsInc.com
>>>> mailto:Scott@xxxxxxxxxxxxxxxxxxxxx
>>>>
>>>> Wednesday, March 31, 2004, 3:57:48 PM, you wrote:
>>>>
>>>> Jim> Are technical questions still allowed?
>>>>
>>>> Jim> This Gateway GTW-P42M102 has a sticker on the inside that says
>>>> it is a
>>>> Jim> LG model PDP42WVSN3. The owner says a worker at the office
>>>> caused a
>>>> Jim> static spark when she reached for the buttons on the front, now
>>>> it has
>>>> Jim> the menu displayed over the picture all the time with the
>>>> cursor bar
>>>> Jim> scrolling up over and over. Also the remote no longer works.
>>>> The wire
>>>> Jim> from the remote receiver at the connector has three tenths of a
>>>> volt and
>>>> Jim> very low amplitude pulses when the remote is activated. The end
>>>> wire on
>>>> Jim> this 6 pin connector has 5 volts. Sounds like the micro or the IR
>>>> Jim> receiver got zapped but if anyone has service manual or
>>>> information on
>>>> Jim> this a little help would be nice.
>>>> Jim> Thanks,
>>>> Jim>
>>>
>>>
>>> ********************************************************************************
>>>
>>>
>>> ***********************************
>>>
>>>> Jim> Since 1972
>>>> Jim> Jim Myers
>>>> Jim> Telrad Electronics
>>>> Jim> Fort Wayne, Indiana
>>>>
>>>> Jim>
>>>
>>>
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