[TA-A] Re: RCA, RP TV, CTC169, finding HV gaskets, and OSD?

i believe it was 205064 for the HV block.


----
Mike
Northgate TV


----- Original Message ----- 
From: <cmos@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, February 03, 2008 11:51 AM
Subject: [TA-A] RCA, RP TV, CTC169, finding HV gaskets, and OSD?


> Hi all,
>
> I have recently got a RCA RP with an CTC169 chassis.
> It was dead, I found that the 15v standby was low, and
> fixed by replacing CR4118. I also replaced the 4 caps.
> in the primary side of the SMPS.
> I also noticed that resistors on the B+ reg. board were
> dark/burnt. I checked and found that the 75 ohm and
> 430ohm
> were open and the 11k was burnt and at 12.5k.
> So I also replaced all 3 resistors.
>
> Now the set will turn on and the B+ reg. is at 143.8v,
> I think this is ok.
> I also noticed while viewing the OSD with no video input.
> The red covers the whole screen and the letters,
> numbers, ect.
> are black. This is while looking into each tube
> individually,
> the blue and green seem to be ok.
> Is it normal, or is there something wrong with the
> red in the OSD?
> Is it normal for the red on the OSD to be inverted?
>
> Also, if I look at an OSD from a vcr connected to
> this tv,
> all the colors seem ok, so it just looks like the osd
> only.
> If the OSD is not right, what part(s) may be involved?
>
> While I was working on this set I noticed a HV gasket
> laying around.
> Out of curiosity I pulled the HV anode leads, and
> found that some
> one had replaced the HV splitter and not reinstalled
> any of the gaskets!
> I know the rca number is 223221, but I can't seem to
> find anyone that
> I normally buy from that stock this. Most sell the
> splitter but no one
> seems to carry the gaskets.
> Where can I get these gaskets these days?
>
> And if I can't find the gaskets, would silicon RTV
> work as well?
> I know, last resort, but is that better then nothing?
>
> Thanks,
> Jim Martz
>
>
>
>
>
>
>
>
>
>
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