[TechAssist] Re: Sanyo DS31590
- From: "Tech Repair CD support" <support@xxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 1 May 2002 23:00:45 -0400
Joe,
From Tech Repair CD:
Q601 SHORTED(2SC4423)* FUSE* Q604 LEAKY(2SC3807)
Replaced Fuse And Rectifiers And HV Fires But Brain Dead
Replaced 5v Regulator- Ic681 (ECG 977) And Got Tuning*Sound*Etc. But Now Won't
turn off.
Replaced Q681 (Ecg85)
No H/V Has Audio (After Lightning Strike)
No H-Drive From Jungle I.C. Replace I.C.101 (La76170n) Costs About $30 From
Herman
Sanyo Part Number 409-431-2100
Jeff
FAX 717-564-4952
Intrepid Video & Electronics
501 Luther Rd
Harrisburg PA 17111-2055
Order your tip CD today. Filled with TV, VCR, camcorder tips and more.
Version 3.0, ready, with more tips, user friendly program.
$49.00 for CD, plus first year of tip updates.
sales@xxxxxxxxxxxxxxx for more info
www.tech-repair.net www.intrepid-video.com
www.thetoolcaddy.com www.9-11-2001tragedy.com
----- Original Message -----
From: "Joe Prokup" <pro501@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, May 01, 2002 1:30 PM
Subject: [TechAssist] Sanyo DS31590
>
> Sanyo TV DS31590
> Came in dead-power surge.
> Found H.O.T. shorted-replaced with factory original-blew out.
> Found B+ high going to H.O.T.
> Power supply replaced D612(open)Q605(shorted)Q695,IC681,IC801.
> Installed new H.O.T. load tested(TVA92) applied power.
> Now I get 80V going to H.O.T. Power supply seems to cycle like its trying-no
> squealing-just won't go.
> Pulled T801 tested on ringer OK.
> Any ideas?
> TIA
>
> Joe Prokup
> PRO-ELECTRONICS
> Spring Valley, IL
> PH 815-663-3005 FAX 815-371-0190
> pro501@xxxxxxxxxxxxx
>
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