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TV/VCR/Stereo Troubleshooting

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About cleggsan
(Top Expert on this page)

Expertise
Consumer Electronics of all kinds. Audio, video, tv. Digital equipment for consumer use. Ham radio and automotive electronics.

Experience
Electrical Engineering; recording, broadcasting, design, international standards, tv and radio theory and practice.

Organizations
FELLOW of AES (Audio Engineering Society)
Senior Life Member of IEEE (Institute of Electronic and Electrical Engineers)
International Consulting Organization


Publications
IEEE Spectrum
Various Consumer Electronic publications

Education/Credentials
BSEE
MSCS
MBA

Awards and Honors
Famous Engineer for Digital Audio


   

You are here:  Experts > Home/Garden > Home Appliances > TV/VCR/Stereo Troubleshooting

SubjectDate AskedExpert

Sharp Aquos 42 inch7/25/2008cleggsan
  Q: Sharp Aquos 42 inch has just developed pink and green horizontal lines in HD. This only occurs on ...
  A: This can be a grounding problem. Common with many newer digital capable models. See this forum ...
DVD player not playing burned DVDs7/25/2008cleggsan
  Q: I have a Toshiba tv/vcr/dvd combo. If I burn a dvd on MS dvd maker, the player plays it. If I burn ...
  A: Yes, I know. Unfortunately, there is not universal compatibility among recorders, players and ...
panasonic tv7/25/2008Allan Wainwright
  Q: Turned my 32" panasonic tv on this morning and have a round 'rainbow' on my screen. Ckd. my ...
  A: this is a degaussing circuit gone bad. should be a minor repair. i am sending two web sites that ...
dvd plays sound but not video7/24/2008cleggsan
  Q: Greetings! We have had this problem before but unfortunately, my husband is out of town and he fixed ...
  A: I think you should consult the owners manual that comes with the unit. The detailed operation of ...
Panasonic LCD7/23/2008cleggsan
  Q: PT-50LCX63 Panasonic TV While in operation and working fine I heard the same "rrrrump" sounds as if ...
  A: No, dust and grime build up does not usually cause malfunctions - unless it is really severe. ...
magnavox FP5230W1047/23/2008cleggsan
  Q: How can I get a manual for this model? I think my convergence is off and I wanted to know how to ...
  A: Too late now, but when you purchase any electronic product you should alway keep the owners manual. ...
projection t.v.7/22/2008cleggsan
  Q: I have a 2001 magnanvox 60 inch projection t.v..Everything that has a white color to it. For ...
  A: The convergence is off. Study your manual on how to set the convergence. Some of the newer Maggies ...
Blinking yellow light on Toshiba 65" DLP7/22/2008Allan Wainwright
  Q: i have a 65"DLP HDTV from toshiba model number 65HM167 2007 - i am asking for info, i switched to ...
  A: this is very common. your seine module is bad in the tv. this is like a computer board. the part ...
dvd player no color7/22/2008Nagy George
  Q: Had a rf modulator hooked up to older GE tv for dvd player and it worked ok. Tried hooking it up to ...
  A: It might or might not be curable I suspect it has to do with the color system compatability of your ...
Panasonic T.V7/21/2008cleggsan
  Q: I have a panasonic T.V. that takes 5 clicks with the remote, or button on T.V., to turn on. Is there ...
  A: It probably needs service - or soon will. When it does not turn on with one "click" it usually ...
Magnavox TV Problem7/21/2008cleggsan
  Q: A very elderly friend has a Magnavox 27MT3305/17 television that she purchased about three years ...
  A: Based on your description I would say with total confidence the problem is related to the vertical ...
RCA MODEL P469247/20/2008cleggsan
  Q: TV BLINKS ON AND OFF, PICTURE WAS PERFECT BEFORE, SOMETIMES GET A GLIMPSE OF THE PICTURE, IT LOOKS ...
  A: Is the unit getting old (like over 6 or 7 years)? ONE: If the set is getting old it could be one ...
Hitachi 43FDX01B Projection TV7/19/2008cleggsan
  Q: Had a power outage tv came on for a minute went off and now there is a clicking sound power button ...
  A: Unplug the power cord for a full 4 hours to let it rest and reset. When you plug it back in it may ...
no picture for 2 to 3 hours after starting tv7/19/2008cleggsan
  Q: I have a 20 inch sony trinitron which is 10 years old. For the past 6 months the picture is taking ...
  A: There are several possible causes. The most common would be the flyback transformer and/or the ...
panasonic ct 32g8g7/18/2008cleggsan
  Q: I cannot adjust the picutre brightness when i try to adjust it say the picture mode is locked go to ...
  A: There are two problems you have brought to my attention: ONE: The lock is explained in the manual. ...
Sanyo DS254307/18/2008cleggsan
  Q: When I turn this tv on it has a buzzing sound. Sometimes it is up to a minute. Once this goes away ...
  A: It might be a vibration caused by the degaussing coil. This coil comes on each time the set is ...
Samsung 60" inch TV7/17/2008cleggsan
  Q: My TV goes on and then a short time later shuts off, both green lights and red temp lights are ...
  A: I assume it a RPTV? (And not an LCD or Plasma set). The high voltage has failed and needs ...
big screen is kaput.......help!7/17/2008cleggsan
  Q: We have a Mitsubishi VS-60601 that we purchased in 1998. It has been a fantastic television. The ...
  A: Ah, remember the days when we thought 21" was a big one? The thumping sound is a tell tale sign: ...
56 inc panasonic rear projection7/17/2008Allan Wainwright
  Q: i have a 56 inch Panasonic rear projection. when i was watching it, it just went blank. i tried ...
  A: the convergence circuit is the most common problem on your model to go bad and cause this. you will ...
Mitsubishi 52725 blinking power light7/16/2008Allan Wainwright
  Q: I have a fast blinking power light (green) that came on after turning off the tv last nite. Now the ...
  A: the lamp will not do this. i can tell you this is a bad DM module and in most cases the board must ...
Maxent MX 42 VM107/16/2008cleggsan
  Q: No picture on 3yr old Maxent MX 42 VM10. TV worked fine-now can hear sound but no picture-not even ...
  A: The usual failure when the audio is still working is loss voltage to the video display drivers or a ...
TV stuck on "video" mode!7/16/2008cleggsan
  Q: Please help me! My tv is stuck on video mode with the blue screen and everything! my universal ...
  A: It is a nice analog set and was not too expensive when new. Sanyo is a very reliable product as ...
cracked lcd7/15/2008cleggsan
  Q: my friend gave me a lg 32 inch lcd tv with a cracked screen but everything else works on it. the ...
  A: This set has a tft lcd panel display. It is composed of many layers and it depends on what layers ...
problems with Sony rear projection tv7/15/2008Allan Wainwright
  Q: I have a Sony 51 inch projection tv that was manufactured in June 2002,Model# KP-51HW40. I think I ...
  A: this model is know for bad picture tubes. a cost to have one replaced will range around 600.00. the ...
Hitachi Ultravision 50VG8257/14/2008cleggsan
  Q: I bought this TV in Oct 05, I replaced the Lamp assembly due to it went out. Since I replaced the ...
  A: There are many things that could cause the picture problems you described. The lamp was my first ...
Hitachi Ultravision 50VG8257/14/2008cleggsan
  Q: I bought this TV in Oct 05, I replaced the Lamp assembly due to it went out. Since I replaced the ...
  A: See pages 89 - 92 of the owners manual on how to service the LCD lamp assembly. The lamp must be ...
Philips DVD 740VR; VCR stuck in the VCR Player7/13/2008cleggsan
  Q: I have a Philips DVD 740VR that has provided good service for several years until this week when a ...
  A: Try a hard reset first. Just unplug the power cord for 1/2 hour then plug it back in. This will ...
PVDF2704 Panasonic Combo7/13/2008cleggsan
  Q: The following question was given 2 years ago, and I was wondering if someone had an answer now that ...
  A: Did the player work properly before? And, did it fail suddenly or slowly over time? Will it play ...
Hitachi convergence???7/12/2008Allan Wainwright
  Q: We have had this Hitachi 57F500 1080i tv for about 4 years. Just recently the picture started to ...
  A: i would replace both chips. they work together and both should be changed at the same time. you ...
RCA 36"7/12/2008cleggsan
  Q: Have a RCA 36" Entertainment Series constructed in 1999. Occasionally the screen shows a green ...
  A: It seems to be a problem in the synch separator and vertical blanking retrace circuitry. It may be ...
Hitachi 57F5007/12/2008cleggsan
  Q: We have had this 1080i tv for about 4 years. Just recently the picture started to give a red outline ...
  A: Yes, the convergence circuit has gone bad. It requires 2 IC to be replaced. They are mostly the ...
Sony STR-SE501 dreaded buzzing7/11/2008cleggsan
  Q: I've read many posts on this topic but I couldn't find one that did what mine does. I'll try to ...
  A: Oh, but it is much easier than that. Electrolytic capacitors are mounted in tubular cans and are ...
sony video cassette recorder SLV-EZ707/10/2008cleggsan
  Q: Our display has disappeared and the manual does not state how to fix it?
  A: It's an old set. Intended for down-under market. The cost of repair - if they have parts available ...
Sony STR-SE501 dreaded buzzing7/10/2008cleggsan
  Q: I've read many posts on this topic but I couldn't find one that did what mine does. I'll try to ...
  A: Let me make sure: The buzz is there even when there are no input connections of any kind? Right? ...
PLASMA REPAIR7/10/2008Allan Wainwright
  Q: MY 50 IN. VIZIO PLASMA TV WOULD NOT POWER ON AFTER LIGHTNING APPARENTLY HIT OUTSIDE MY HOME. I HAD ...
  A: in some cases it will just blow a fuse. in other cases it will take out the power supply. a repair ...
TV Sony trinitron 32 in7/10/2008Allan Wainwright
  Q: Everytime I turn my TV on it blinks for several minutes before working normally the picture and ...
  A: i am sorry to say this is common on sony tv`s. the picture rube in your tv is going bad. over time ...
VCR Audio problem7/9/2008cleggsan
  Q: I have a Scott video player. It was working fine all day. Now it plays the tape, video is fine, ...
  A: Please check the audio settings on the menu setup screen. Also, check the audio output cables from ...
42" LCD7/9/2008cleggsan
  Q: I have a 42" LG LCD Model# LG42LP1D-UA It has no picture and when I turn it on the green light ( on ...
  A: I think this set may need an upgrade; check your serial number and manufactured date on the sticker ...
Samsung 54" Projection T.V.7/8/2008cleggsan
  Q: Model # PCL545R Picture comes in, however the color is all wrong. The main colors are red and green. ...
  A: Based on your description I would say that the cooling liquids have become contaminated and need to ...
RCA Projection 55" Blue/Green/Red7/8/2008cleggsan
  Q: I have an RCA projection TV (M/N P56812BL Chassis: PTK195AP) and recently the picture has a nasty ...
  A: The convergence circuitry in your set has gone bad and needs repair. It is quite involved and ...

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