[TechAssist] Re: SONY KV-27V42 Chassis BA-4D 4 blinks on front

  • From: "Dan Williams" <wizhd@xxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 29 Jul 2005 10:09:33 -0500

Q502 part#8872904343 I.S. @ tritronics

Wizard Electronics
Jacksonville, TX 75766
wizhd@xxxxxxxxxxxxxxxx
----- Original Message ----- 
From: "Shaun" <satguy@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, July 28, 2005 6:31 PM
Subject: [TechAssist] Re: SONY KV-27V42 Chassis BA-4D 4 blinks on front


> The h.o.t (Q502) is a C5426 on the transistor and I can't find a exact
> replacement for this set. I order from Electronica is this transistor not
> crossable to something similar or better?
>
> Shaun
>
> Advanced Electronics
> 224 West Riverview Ave.
> Fort Morgan, CO 80701
> ----- Original Message ----- 
> From: "tvservice" <tvservice@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, July 27, 2005 4:11 PM
> Subject: [TechAssist] Re: SONY KV-27V42 Chassis BA-4D 4 blinks on front
>
>
>> replace cap C390 (point).47mfd50volt off base of Q501 hor drive 
>> transistor
>> Don't sub the HOT
>> Robert
>> tvservice@xxxxxxxxxxxxx
>> H & H Electronics Inc
>>
>> ----- Original Message ----- 
>> From: "Shaun" <satguy@xxxxxxxxxxxxx>
>> To: "tech" <techassist@xxxxxxxxxxxxx>
>> Sent: Wednesday, July 27, 2005 11:57 AM
>> Subject: [TechAssist] SONY KV-27V42 Chassis BA-4D 4 blinks on front
>>
>>
>> > This set blinks 4 times when tried to start up. I found the horz. 
>> > output
>> > shorted (Q502) I am wondering if there is anything else in this set 
>> > that
>> > will cause Q502 to short. I found no loose connections or bad solder.
> Any
>> > info would be great. Thank you.
>> >
>> > Shaun
>> >
>> > Advanced Electronics
>> > 224 West Riverview Ave.
>> > Fort Morgan, CO 80701
>> >
>>
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