[TechAssist] Re: Light Engine Problems
- From: "Wayne Vanaman" <Wayne@xxxxxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 1 Apr 2004 09:39:42 -0600
Samsung is easy.
Wayne Vanaman
Omega Electronics
6904 W Fairfield Dr
Pensacola, Fl. 32506-3310
Wayne@xxxxxxxxxxxxxxxxxxxxx
WWW.PensacolaTVRepair.Com
850-456-5995 voice
850-458-6369 fax
----- Original Message -----
From: "Damon" <damon101@xxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, April 01, 2004 7:00 AM
Subject: [TechAssist] Light Engine Problems
> The big problem I'm having besides the light engine's power supply or bulb
> startup is Dust in an unsealed optical section....also, just found some
> arbitary light leakage from the engine bouncing into the viewing area, due
> to the fact that the plastic housing around the engine's final lens wasn't
> sealed well. Get out the electrician's tape....
>
> Should I name names???
>
> Sony: Lamp Driver board upgrades--Easy to do in most cases. Engine
> replacement is easier than most, but requires careful cable removal and
> marking
>
> Philips: Dust....and the leaky light problem. Replacing the engine is
> extremely Major Work, as you have to remove the top.
>
> Pansonic: Dust. Easy to deal with, once you take it apart one time. All
work
> done from the front of the projo. Don't know about engine removal yet.
>
> Samsung and Hitachi: Don't know...
>
> Tell me your experiences.....
>
> Damon Brunger
>
>
>
> ----- Original Message -----
> From: "Jeff F" <jlfonz@xxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, March 31, 2004 8:29 PM
> Subject: [TechAssist] Re: **** Notice!!!!!
>
>
> | Light engines can have bad DLP or LCD components. Bad driver boards are
> the
> | more common problems. Fixing these would probably be a pain as they
have
> | many large surface mount ICs on them. Some as big as 500 pins.
> |
> | TV Doctor
> | Avalon, Wi
> |
> | ----- Original Message -----
> | From: "J Silverman" <greentron@xxxxxxx>
> | To: <techassist@xxxxxxxxxxxxx>
> | Sent: Wednesday, March 31, 2004 1:40 PM
> | Subject: [TechAssist] Re: **** Notice!!!!!
> |
> |
> | > What goes wrong with the light engine that requires replacement of the
> | unit?
> | > Or are you referring to the lamp/ballast assembly?
> | > I always wanted to make a spoof commercial where you describe a muscle
> car
> | > performance but the picture just shows it sitting in gridlock on the
> | > freeway. Or maybe one where you show it navigating sharp turns at high
> | speed
> | > on a cliffside road and then just after it goes out of sight, a ball
of
> | > flame rising into the air and the sound of an explosion.
> | > Jerry Silverman
> | > Greentron Inc
> | > 4 Newland Ave
> | > Greenville SC 29609
> | > 864 232 3889
> | > Fax 271 2080
> | > mailto:greentron@xxxxxxx
> | > ----- Original Message -----
> | > From: "Jeff F" <jlfonz@xxxxxxxxx>
> | > To: <techassist@xxxxxxxxxxxxx>
> | > Sent: Wednesday, March 31, 2004 12:38 AM
> | > Subject: [TechAssist] Re: **** Notice!!!!!
> | >
> | >
> | > > I just replaced a light engine in a sony 60 something inch LCD rear
> XBR.
> | > > Took me a grand total of 25 minutes (if that) open to close. Makes
me
> | > > wonder what kind of intelligence the next wave of techs will need?
> | Light
> | > > engines for the most part are gonna be swap outs in the future (as
> they
> | > are
> | > > now).
> | > > FYI. RCA is coming out with a 7" deep rear projo DLP soon (I
> think
> | > they
> | > > said 60") Weighs less than 100 pounds--hangs on the wall and will
> retail
> | > for
> | > > around $2000 with built in HD tuner. The RCA light engines are
pretty
> | easy
> | > > too. The hitachis are the big pains in the butts--gotta take off the
> | whole
> | > > top of the unit.
> |
>
>
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