[TechAssist] Re: Sharp 27F-S40 vertical problems
- From: "Ron Purkhiser" <rpurkhiser@xxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 27 Mar 2002 08:17:08 -0500
Craig, try this:
Service Mode
CTV's Some Models
Turn on the set and use reset function in the video adjustment menu to
ensure customer controls are in their proper reset position.
Momentarily short TP2001 to TP2002, the set will enter the service mode.
Channel up/down buttons will change service numbers
Volume up/down buttons will adjust the data value numbers
To exit the service mode, turn the power off of unplug the set
Some useful service numbers: S1-SubColor, S2-SubTint, S3-SubBrightness,
S4-SubPicture, S5-Sharpness, S6-VertPhase, S7-Vamp, S8-HorzPhase, S9-RF-AGC,
S10-VCO, S11-Red Cutoff, S12-Green Cutoff, S13-Blue Cutoff, S14-Green Gain,
S15-Blue Gain.
CTV's Some Models
Unplug set, press Volume up and Channel up at the same time them plug set
back in.
All other details, same as above, except to save settings, push Volume up
and down while in the service mode. Then press the power button.
----------------------------------------------------------------------------
----
Ron
Mailto:rpurkhiser@xxxxxxxxxx
Ron Purkhiser, Treasurer, NESDA of Ohio
Editor of the Speaker, Nesda of Ohio Newsletter
Enjoy the Speaker Online, www.nesda-ohio.com
Ron's Video Repair
56 Oakhurst Dr.
Munroe Falls, OH 44262
Phone and Fax. 330-688-6624
----- Original Message -----
From: <MYERSVCR@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, March 26, 2002 10:34 PM
Subject: [TechAssist] Sharp 27F-S40 vertical problems
>
> Customer complained of horizontal white line. Replaced IC501 (X1224CE) and
> picture
> jumped to full screen- almost- Black on bottome 1 inch of screen and
vertical
> linearity is way off- I have no print and there are no adjustments I can
see.
> If I remember right on these Sharps you have to jump test points to enter
> service mode
> Can anyone tell me how to enter the service mode and which codes deal
> specifically with vertical height and linearity? TIA Craig
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