[TechAssist] Re: Sharp Camcorder VL-L50u Dead unit - Fish caps ?
- From: rogerfixit@xxxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Sun, 19 Jan 2003 21:07:48 -0500
Leroy- keep records and let us know what you find. Sometimes you get
lucky - like I did on a Sears unit - only the autofucus board was bad.
Thanx
Roger G.
Mr. Fix-It Harrisburg, PA 17110 WebSite-
http://mrfixit.netfirms.com
rogerfixit@xxxxxxxx (alternate - rogerfixit@xxxxxxxxxxxxx )
FAX 801-705-3748 ; Tel: 717-763-7098 (shop) 717-652-1703(home)
On Sun, 19 Jan 2003 14:22:18 -0700 "LeRoy Westlund" <llw@xxxxxxxxxx>
writes:
>
> Thanks, Jerry.
> I'm going to spend a couple hours on this one,...but, won't waste
> anymore
> time if it's turns out to be a major repair.
> Just trying to help an ole friend. Some times it's hard to say NO to
> some
> people.
>
> LLW
>
> LeRoy Westlund
> Westlund TV & Electronics " Walk tall,...Walk straight
> 93 North Main and look the world
> Centerfield, UT 84622-0087 right in the eye "
> Ph./Fax 435-528-3822
> mailto:LLW@xxxxxxxxxx
>
> -----Original Message-----
> From: J Silverman <greentron@xxxxxxxxxxxxxxxx>
> To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
> Date: Sunday, January 19, 2003 1:46 PM
> Subject: [TechAssist] Re: Sharp Camcorder VL-L50u Dead unit - Fish
> caps ?
>
>
> >
> >Had quite a few of those with that complaint and fixed very few
> even though
> >we do have the manual and the benefit of Sharp T/A. The ones we did
> fix
> were
> >caps in various places, rotted out thru holes, and the connector to
> the
> >operations pcb. On the ones we couldnt fix, where the standby power
> was OK,
> >the micro was just not scanning the operations keys, even though
> everything
> >at the micro was as it should be. Big mistake - changed the micro!
> Sharp
> >figured that during the initialization when the battery is first
> connected
> >that the micro did not like something about the report it got from
> the
> >chips in some other section on the communication busses, so the
> micro went
> >into the "dont scan the operations keys" mode. So its probably caps
> and
> thru
> >holes somewhere. ESR measurement points out most of the bad ones
> but the
> >circuitry interferes with some of the ESR measurements, and some of
> the
> caps
> >are none-polars which are hard to come by.
> >Jerry Silverman
> >Greentron Inc
> >4 Newland Ave
> >Greenville SC 29609
> >864 232 3889
> >Fax 271 2080
> >mailto:greentron@xxxxxxx
> >----- Original Message -----
> >From: "LeRoy Westlund" <llw@xxxxxxxxxx>
> >To: "TechAssist" <techassist@xxxxxxxxxxxxx>
> >Sent: Friday, January 17, 2003 8:16 PM
> >Subject: [TechAssist] Sharp Camcorder VL-L50u Dead unit - Fish caps
> ?
> >
> >
> >>
> >> Hi Gang,
> >> I have repaired this Sharp camcorder model VL-L50u about a year
> ago. At
> >that
> >> time I replaced a "Fish" cap C973 with a regular cap, and run a
> jumper
> >wire
> >> to the fuse.
> >> It is now back in here, with another NO power problem.
> >> This time, I have the +6 volts to the fuse, from the AC adaptor,
> but,
> unit
> >> will not power up. All 3 fuses are good. I am wondering if it is
> worth
> >while
> >> to remove and check some more "Fish" caps in the power supply
> area. I
> told
> >> the customer that if I fix it, the repair may not be reliable.
> >> He said to go ahead and try.
> >> I guess what I'm asking of the list members, is.....which caps
> are the
> >most
> >> likely to cause a NO pwr. problem ? I have no schematics on this
> unit.
> >>
> >> Thanks for any help,
> >> LLW
> >>
> >> LeRoy Westlund
> >> Westlund TV & Electronics " Walk tall,...Walk straight
> >> 93 North Main and look the
> world
> >> Centerfield, UT 84622-0087 right in the eye "
> >> Ph./Fax 435-528-3822
> >> mailto:LLW@xxxxxxxxxx
> >>
> >>
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>
Roger G.
Mr. Fix-It Harrisburg, PA 17110 WebSite-
http://mrfixit.netfirms.com
rogerfixit@xxxxxxxx (alternate - rogerfixit@xxxxxxxxxxxxx )
FAX 801-705-3748 ; Tel: 717-763-7098 (shop) 717-652-1703(home)
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