[TechAssist] Re: Picture Quality Issue - ALL NTSC PTV's
- From: HSWAD@xxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Sat, 27 Sep 2003 20:00:30 EDT
Just a thought but I always told technicians to explain the changes that may
take place BEFORE the repair. Keep a list in your tool box. After the repair
if you see one of the symptoms point it out to the customer. Saves a lot of
animosity and builds trust and confidence. Hollis Bates, Field
Engineer-retired,
Lewiston, Maine, HSWAD@xxxxxxx
In a message dated
9/27/03 7:08:52 PM Eastern Daylight Time, grndmstrg@xxxxxxxxxxxx writes:
> Subj: [TechAssist] Re: Picture Quality Issue - ALL NTSC PTV's
> Date: 9/27/03 7:08:52 PM Eastern Daylight Time
> From: <A HREF="mailto:grndmstrg@xxxxxxxxxxxx";>grndmstrg@xxxxxxxxxxxx</A>
> Reply-to: <A
> HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> To: <A HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> Sent from the Internet
>
>
>
> This has always been a possible problem when cleaning screens, lens and new
> fluid etc. you restore the sharpness causing these normally occurring
> defects to reappear. I had customer's remarks from "looks like new" to
> "what's all that noise in picture". Usually resetting the sharpness to
> default (usually half way) takes care of the problem for most people. I
> personally like it set near sharper end.
>
>
>
> George
> Afana Electronics
> Moreno Valley, CA
>
> ----- Original Message -----
> From: "Glenn Larkman" <mail@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, September 27, 2003 2:29 PM
> Subject: [TechAssist] Picture Quality Issue - ALL NTSC PTV's
>
>
> >Thought I would pick the brain trust on this one and see if any of you had
> a
> >better explanation for this than I could come up with.
> >
> >On most of the large PTV's I repair, after cleaning the optics and
> returning
> >the set to normal operating condition I have often had my customers take
> >issue with the flickering effect noticeable on fine graphics, such as a
> >sattelite reciever menu or the emblems on some stations, or the sports
> >scores on a footy game.
> >The flickering is most noticeable on a white line, for example, running
> >horizontally where the line appears to be between two scanning lines. I'm
> >sure you all know what I'm referring to. It can also be seen to a lesser
> >degree on say a 27" direct view set.
> >I can usually explain this away to most customers for what it is, a result
> >of the number of scanning lines being only 525 as well as it being
> >interlaced scanning,( at least thats what I put it down to....maybe I'm
> >wrong) as it is not noticeable when watching a normal picture without
> fine
> >graphics or text, but my lawyer wannabe customer on this particular set is
> >threatening legal action and has, of course, contacted his credit card
> >company to fight the charge as a result of the completely "inadequate
> >picture quality"
> >For reference, this is a 7 year old 45" mitsubishi. BTW, the picture looks
> a
> >million bucks considering the age of the set.
> >
> >My question is this.. are any of you aware of a website, for example,
> where
> >this issue is listed and explained, perhaps better than I can explain, in
> a
> >laymans format that anyone could understand?
> >I thought some of the sites where people are encouraged to enter their
> >service menus and really screw their sets up might have a reference to
> this
> >in terms of extolling the virtues of HDTV as opposed to NTSC but have had
> no
> >luck.
> >I simply want to have a little more ammunition for the credit card company
> >when they call than me other than me simply saying its the way it is on
> the
> >setup he's got and thats it.
> >I would also be interested to hear of any suggestions, tips, stories or
> >amusing anecdotes with regard to how the rest of you handle these type of
> >customers. You know the kind.......zero to dxxkhead in less than a minute.
> >Thanks for any advice.
> >
> >Glenn Larkman
> >Audiotech
> >256 Nth Hwy 101
> >ENCINITAS CA 92024
> >760 944 9048
> >FAX 944 0345
> >mail to"mail@xxxxxxxxxxxxx"
> >"www.audiotech.net"
> >
> >
> >
> >
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