[ICOM] IC781 display problem

[Mike Olbrisch]

Or contact me and I will look up the part number and name of where I got it for
about 1/2 the E-bay price.  If you need one......

Mike - KD9KC.
El Paso, Tx.
DM61rt

Molon labe. [mo-lone lah-veh] Google it...

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> -----Original Message-----
> From: icom-bounces at mailman.qth.net 
> [mailto:icom-bounces at mailman.qth.net] On Behalf Of Sam Harner
> Sent: Friday, April 18, 2008 11:17 AM
> To: ICOM Reflector
> Subject: RE: [ICOM] IC781 display problem
> 
> If you need a crt do an  ic-781 search on Ebay there is a 
> fella that sells new replacements in amber green at a reasonable price
> 
> -----Original Message-----
> From: icom-bounces at mailman.qth.net 
> [mailto:icom-bounces at mailman.qth.net]On
> Behalf Of Bruce
> Sent: Friday, April 18, 2008 12:59 PM
> To: ICOM Reflector
> Subject: Re: [ICOM] IC781 display problem
> 
> Doug,
> Check the power supply connection at the back of the CRT, it 
> should measure about 12 Volts. If that checks ok then try 
> using an external NTSC monitor plugged into the rear panel to 
> see if video is still ok or is it in the video output 
> circuit/section of the unit.
> Icom no longer sells the CRT or parts..they have a 
> replacement LCD for a ripoff price of $900 last time I checked.
> There may be another source for the CRT elsewhere so an 
> internet search may be in order..
> Other than those items it could be a verticle output 
> transistor is getting ready to go out..
> 73's
> Bruce W7BCW
> At 05:59 AM 4/18/2008, you wrote:
> >My 781 has developed an annoying problem with the display.
> >
> >Sometimes on power-up, the display is compressed to a total 
> height of 
> >about 3/4-inch, and jumps up and down like an old TV with 
> vertical hold 
> >out of adjustment.
> >
> >Other times, the display is the right size, but the brightness jumps 
> >between two levels.
> >
> >Before I go digging too far, I thought I'd ask this group - 
> has anyone 
> >seen this before? Is is a CRT problem, power supply problem, or 
> >something (or things) else?
> >
> >73,
> >
> >Doug K1DG
> >----
> >Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net Icom 
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> >
> >
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> ----
> Your Moderator: Dick Flanagan K7VC: 
> icom-owner at mailman.qth.net Icom Users Net: Sundays, 1700Z, 
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> ----
> Your Moderator: Dick Flanagan K7VC: 
> icom-owner at mailman.qth.net Icom Users Net: Sundays, 1700Z, 
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