[TechAssist] Re: 2nd Request: Need SCHEMATIC for ANY TOSH. Which Uses TA1310 Jungle Chip
- From: <hartstv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 23 Jan 2004 03:57:08 -0400
Bil,R216=22K;also sent you a scan of IC501 cct for this unit...hth..........
Don of HARTS-TVCR-ASC
9 Robert St,Oromocto,NB,Canada,E2V3N2
Tel-506-357-9785,Fax-506-357-6010
hartstv@xxxxxxxxxxx
----- Original Message -----
From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
To: ".TECHASSIST @ freelists . org" <techassist@xxxxxxxxxxxxx>
Sent: Thursday, January 22, 2004 11:41 PM
Subject: [TechAssist] 2nd Request: Need SCHEMATIC for ANY TOSH. Which Uses
TA1310 Jungle Chip
> Toshiba 27" TV
> Model CZ27V51 or ANY SIMILAR model
> Chassis TAC 9911
> 2000 Model
>
> I DIDN'T GET ANY RESPONSE FROM SEVERAL LISTS I POSTED TO LAST NIGHT
> I REALIZE IT'S A HASSLE TO SCAN TV SCHEMATICS. Maybe someone has a
> 1999 or 2001 print or even a 19" with the same jungle chip - Just
> need a small portion or even a couple voltages to check instead.
>
> NEED SCHEMATIC OR HELP
>
> Bright screen with retrace lines
>
> Screen voltage is normal (and turning screen down causes red smear)
> CRT cathodes are around 70V (200V supply is normal). Color output
> transistors base and emitter voltage is normal.
>
> ADJUSTING THE BRIGHTNESS LIMITER IN THE SERVICE MENU CAUSES NO
> CHANGE. Other adjustments do work
>
> A few weeks ago the CRT went bad (no vacuum) and R216 was smoking.
> I replaced the CRT and R216 (with a 22k) and the set worked OK.
>
> I need a partial print (brightness limiter circuit - flyback to
> jungle chip) or someone to tell me the correct value of R216 and
> other parts in that circuit which may be causing a brightness
> limiter problem.
>
>
>
> --
> Best regards,
>
> Bil Green
> 2001 TV VCR
> Mammoth Lakes, CA 93546
> 760-934-2001 mailto:tv.vcrrepair@xxxxxxxxxxx
>
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