[TechAssist] Re: Sony AA2D chassis, 32", 5 years old, weird problem

  • From: "pete" <tvtech@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Sun, 28 Nov 2004 23:22:55 -0500

kevin try the part the the rf cable plugs in to the tuner , If the center of 
the plug is too wide then you will have intermittent interference.

hope this helps
pete

Perdomo Tv Inc Since 1972
Miami.Fl
----- Original Message ----- 
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, November 28, 2004 11:18 PM
Subject: [TechAssist] Re: Sony AA2D chassis, 32", 5 years old, weird problem


> This set has no PIP.  I went over the major IC's and tuner with a
> magnifying glass and found no cold solders.  Sounds like I will have to
> go over the entire IF circuit with the old magnifying glass.
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of al m
> Sent: Sunday, November 28, 2004 6:05 PM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: Sony AA2D chassis, 32", 5 years old, weird
> problem
>
> 2 things might be the problem. PIP and  IF circuits. Also a good check
> of
> the whole TV for bad solder would be healthy.
> Al Marquardt
> ampm@xxxxxxx
> Al Marquardt Electronic Repair
> 206 W Main
> Girardville Pa. 17935
> ----- Original Message ----- 
> From: "Kevin" <kevintv@xxxxxxx>
> To: "TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
> Sent: Sunday, November 28, 2004 8:40 PM
> Subject: [TechAssist] Sony AA2D chassis, 32", 5 years old, weird problem
>
>
>> Sorry I didn't get the model number--I brought only the chassis in my
>> shop.  With cable the picture is faded, wavy, and is ghosting like it
>> would with a weak signal off antenna.  I whacked the sided of the set
> in
>> the house and it cleared up.  Whacking it again brought the problem
>> back.  But for the life of me I cannot find the obvious bad
>> connection(s) in the tuner, vertical IC, micro or jungle IC's to cause
>> these symptoms.  The picture also pulls down from the top sometimes.
>> Any tips for these various symptoms?
>>
>> Kevin Wilks
>> Kevin's TV & Video Repair
>> Penticton BC Canada
>> kevintv@xxxxxxx
>>
>>
>>
>>
>>
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