[TechAssist] Re: RCA 19GT312 Chassis CTC175C2 Poor picture
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 5 Nov 2005 17:46:10 -0500
Now that I think about it I changed the LA7610 for that reason once.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "J. Knoll" <admin@xxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, November 05, 2005 5:28 PM
Subject: [TechAssist] Re: RCA 19GT312 Chassis CTC175C2 Poor picture
>I have had many a LA7610 cause this very symptom. Jay
>
> On 11/5/05, Shaun <satguy@xxxxxxxxxxxxx> wrote:
>> Yes checked and reset eprom settings. The Green has to be turned up very
>> high to work but the picture has purple where white should be and the
>> gre=
> en
>> is balanced. I put a different chassis on this tube and it looked good.
>> T=
> he
>> problem is on the chassis the CRT is good maybe LA7610?
>>
>> Shaun
>>
>> Advanced Electronics
>> 224 West Riverview Ave.
>> Fort Morgan, CO 80701
>> ----- Original Message -----
>> From: "al m" <ampm@xxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Saturday, November 05, 2005 3:06 PM
>> Subject: [TechAssist] Re: RCA 19GT312 Chassis CTC175C2 Poor picture
>>
>>
>> > What do you mean by poor picture? Did you check the settings in the
>> > Epr=
> om?
>> > Al Marquardt
>> > ampm@xxxxxxx
>> > Al Marquardt Electronic Repair
>> > 206 W Main
>> > Girardville Pa. 17935
>> > ----- Original Message -----
>> > From: "Shaun" <satguy@xxxxxxxxxxxxx>
>> > To: "tech" <techassist@xxxxxxxxxxxxx>
>> > Sent: Saturday, November 05, 2005 4:35 PM
>> > Subject: [TechAssist] RCA 19GT312 Chassis CTC175C2 Poor picture
>> >
>> >
>> > > This set has what looks like a bad CRT but it test very good with my
>> > > Sencore
>> > > CR70. I replaced Q5001, Q5002 and Q5003 no help. I scoped Q5004 and
>> > > i=
> t
>> is
>> > > ok. I also looked at LA7610 pins 36, 37 and 38 they are all in the
>> > > ba=
> ll
>> > > park. I just wanted some input before I condemn the tube.
>> > >
>> > > Shaun
>> > >
>> > > Advanced Electronics
>> > > 224 West Riverview Ave.
>> > > Fort Morgan, CO 80701
>> > >
>> >
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