[TechAssist] Re: Need info to fix--Mits. WS-A48
- From: "Hugh @ Main TV" <maintv2004@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 11 Nov 2004 23:38:16 -0700
Found problem---something new--will post details Friday
Thanks
Hugh Thornley
Main TV
636 Main St.,
Longmont, CO. 80501
Tel 303-776-6955
Fax 303-776-0792
----- Original Message -----
From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, November 11, 2004 8:14 PM
Subject: [TechAssist] Re: Need info to fix--Mits. WS-A48
> Hugh,
> This is the only failure for that circuit listed in Tech Repair CD:
> Mitsubishi\WSA65\Horz arcing type lines shooting across
> screen.\\\\Partially vented C5K15 22ufd/160v* off
> Rectifier D5K15 in deflection ckt. Location is on the middle PCB. Cap had
> High ESR and partially
> vented\\\\\\\\
> Jeff
> --
> Intrepid Video TV/VCR Repair
> 263 S Front St, Steelton PA 17113
> 717-939-7708; (F) 717-564-4952
> www.intrepid-video.com www.tech-repair.net
> ----- Original Message -----
> From: "Hugh @ Main TV" <maintv2004@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, November 10, 2004 6:16 PM
> Subject: [TechAssist] Need info to fix--Mits. WS-A48
>
>
> No tips in Winstips on this newer PTV.
> Model is WS-A48 , V20A family , Other models - VS50111,
> VS60111, WS48311, etc.
> Problem is TV comes up with HV for about 4 sec., never see pix, no sound,
> then turns off--TV will come
> right back up with power switch-then turns off again.
> Can see deflection waveform on H output transistor for 4 sec., vertical
> looks ok for 4 sec.--does not
> seem to be shutdown as TV will come right back up
> with power sw. The builtin error code led says "23 Horz. deflection
> failure".
> Just wonder if anyone has any troubleshooting tests for this newer TV? we
> have the manual. Not much help
> with troubleshooting.
> TIA
>
> Hugh Thornley
> maintv2004@xxxxxxxxxxx
> Main TV
> 636 Main St
> Longmont, Co 80501
> 303-776-6955 Tel
> 303-776-0792 Fax
>
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