I mentiioned the picture tube because I'm sure he checked out the obvious and was trying to help him grasp for a straw. However it is possible the different modes can and jack up the settings alittle and overload a weak picture tube. Since I can't actually see the symptom in person thats all I have. Phillip R Hull phil245@xxxxxxxxxxxxx ----- Original Message ----- From: "Damon" <DAMON101@xxxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Tuesday, May 21, 2002 9:43 AM Subject: [TechAssist] Re: JVC PTV NU55BX4, Problem with Red. Second Request. > > Since the > > > "Cinema", "Full", and "Panorama" pictures are good and the problem only > > > is seen in "Regular," > > The red picture occurs only in "Regular" mode, controlled by the digital > control bus, I suspect if the unit has separate settings in the EEprom for > Regular and Wide modes (I'll bet it does) he'll just need to adjust the > bias/drives or it may be due to the board that controls the aspect ratio/ > recreating the video. Don't know the board name, but in either case a > schematic/adjustment manual is absolutely necessary for this problem. > > You DO NOT have a bad CRT. > > Damon Brunger > damon101@xxxxxxxxxxxxxx > Telrad Electronic Services > Ft Wayne, IN 46815 > ----- Original Message ----- > From: "Phillip R. Hull" <phil245@xxxxxxxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Tuesday, May 21, 2002 8:08 AM > Subject: [TechAssist] Re: JVC PTV NU55BX4, Problem with Red. Second Request. > > > > > > If I understand the problem, you should check the picture tube. > > Phillip R Hull > > phil245@xxxxxxxxxxxxx > > ----- Original Message ----- > > From: <gulftech@xxxxxxxx> > > To: <techassist@xxxxxxxxxxxxx> > > Sent: Monday, May 20, 2002 5:28 PM > > Subject: [TechAssist] JVC PTV NU55BX4, Problem with Red. Second Request. > > > > > > > > > > Friends, > > > > > > I sent the message (below) out about a week ago, but received no > > > response. Not that I blame anybody. This is a thorn in my flesh with a > > > customer on my back. So, if you have any ideas, please let me know. > > > > > > Thanks, > > > > > > > > > Ken Smith > > > Gulf Technical Services > > > 3034 Gulf Breeze Parkway > > > Gulf Breeze, FL 32563 > > > 850-934-8324 (Voice) 850-932-0819 (Fax) > > > > > > > > > > > > Techs, > > > > > > This unit, mfg in 1993, is (I'm sure) made by Pioneer. Customer said > > > color problem, then dead. Rebuilt the power supply and resoldered > > > hundreds of connections typical of Pioneer. Still have a color problem > > > and need help on where to go. > > > > > > When the aspect is set to wide, the pix is nearly perfect. When set to > > > regular, the video lacks red OR the red flashes over the entire picture. > > > After several hours of work last night, it is at the "flash" stage now. > > > Have never seen anything like it. Does not respond to cold spray, heat, > > > or tapping. > > > > > > I have no print and have little idea where to go with this. Since the > > > "Cinema", "Full", and "Panorama" pictures are good and the problem only > > > is seen in "Regular," I should be able to find it. Would greatly > > > appreciate a hand with this one. > > > > > > > > > Ken Smith > > > Gulf Technical Services > > > 3034 Gulf Breeze Parkway > > > Gulf Breeze, FL 32563 > > > 850-934-8324 (Voice) 850-932-0819 (Fax) > > > > > > ________________________________________________________________ > > > GET INTERNET ACCESS FROM JUNO! > > > Juno offers FREE or PREMIUM Internet access for less! > > > Join Juno today! For your FREE software, visit: > > > http://dl.www.juno.com/get/web/. > > > ------------------------------------------ > > > To REMOVE your email address, click here: > > > http://www.tech-assist.org/unsubb.html > > > To CHANGE your email address, click here: > > > http://www.tech-assist.org/change.html > > > ------------------------------------------ > > > ***NEW*** Tips Added Instantly!!!*** > > > Submit Repair Tips here: > > > http://www.tech-assist.org/secure/tip/ > > > > > > > ------------------------------------------ > > To REMOVE your email address, click here: > > http://www.tech-assist.org/unsubb.html > > To CHANGE your email address, click here: > > http://www.tech-assist.org/change.html > > ------------------------------------------ > > ***NEW*** Tips Added Instantly!!!*** > > Submit Repair Tips here: > > http://www.tech-assist.org/secure/tip/ > > > > > > ------------------------------------------ > To REMOVE your email address, click here: > http://www.tech-assist.org/unsubb.html > To CHANGE your email address, click here: > http://www.tech-assist.org/change.html > ------------------------------------------ > ***NEW*** Tips Added Instantly!!!*** > Submit Repair Tips here: > http://www.tech-assist.org/secure/tip/ > ------------------------------------------ To REMOVE your email address, click here: http://www.tech-assist.org/unsubb.html To CHANGE your email address, click here: http://www.tech-assist.org/change.html ------------------------------------------ ***NEW*** Tips Added Instantly!!!*** Submit Repair Tips here: http://www.tech-assist.org/secure/tip/