[TechAssist] Re: for the record + repairing without a schematic?
- From: al <al@xxxxxxxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Sat, 19 Oct 2002 22:42:59 -0400
In regards to tips:Giving a physical location of the part,like next to
vertical heat sink,would be very helpful. I waste lots of time looking fopr
a C number or R number! al
Al Leatherman
alleathe@xxxxxxxxxxxxx
973-361-5796
Mine Hill, NJ. 07803
http://WWW.ALS-TV.NET
----- Original Message -----
From: "J Silverman" <greentron@xxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, October 19, 2002 4:05 PM
Subject: [TechAssist] Re: for the record + repairing without a schematic?
>
> You look for tips on lists like these and hope that it has a common
problem
> for the model. If people that post tips would include enough information,
> like model year and part numbers etched on a main pcb it would be easier
to
> cross reference the models. I have seen many posts from competent, well
> equipped servicers to the effect that they fix half of their repairs from
> tips. The lists should have an archive of tips that you can search and you
> can always store posts with a tip in your computer or print them out to
> build your own data base.
> If its an older unit you have to go through it and repair the cracked
solder
> and replace the dried out electrolytics anyway and sometimes thats all
thats
> wrong with it. Avoid lightning damaged units because you never can tell
how
> extensive it is. What with everything containing large scale integrated
> circuits now, it only takes one of those defective to make diagnostics
> impossible without some very special equipment.
> Some organizations sell model cross references and tips data bases that
you
> can buy. Some of the manufacturers keep repair data bases on their product
> and make this information available to you. For example, you can go to the
> Panasonic Web site and ask for technical advise on their products.
> Jerry Silverman
> Greentron Inc
> 4 Newland Ave
> Greenville SC 29609
> 864 232 3889
> Fax 271 2080
> mailto:greentron@xxxxxxx
> ----- Original Message -----
> From: "Stefaan Van Slycken" <vanslycken@xxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, October 19, 2002 4:12 AM
> Subject: [TechAssist] for the record + repairing without a schematic?
>
>
> > hi techs...
> > some might notice i only posted a few questions and very little help to
> other techs... i'm a starter too (like babalino, whose posts cause me to
> post this, so nobody thinks i'm just a lurker hoping for help without
doing
> anything myself). I'm a graduate in electronics, and did three months of
> learning at the local thomson repair center, where i learned a lot more
than
> in school...
> > So far, i only have experience on the thomson/telefunken/saba/nordmende
> sets (which are all the same brand actually), unfortunately these are not
> sold under that name in the states... and i can't see any similarities in
> RCA chassis numbers, so i guess these are different from the european
> ones...but if i can be of any assistance, i'll try my best.
> > * One question though: can a tv be repaired without a schematic? I'm
used
> to working with all the right technical documentation, but sometimes i get
> these cheapo tv's and i wonder if they're even worth looking at. If you
> *can* get a schem, it's at least â,¬25, and then you haven't even spent
time
> looking for the error, so repair costs will be way too high for the
> customer. Do you guys use schematics for every repair? Are there any
> "tricks" to try?
> >
> > kind regards
> > Stefaan Van Slycken
> > Van Slycken Elektro
> > Belgium
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