Repair

RCA HD50LPW175 YX2
Hi. I have an RCA HD50LPW175 YX2 television. Chassis ATC336. The light engine circuit board has an intermittent. Flexing it just right, I can get the bulb to come on. I have the RCA service manual for it, but unfortunately, it does not contain a schematic for the board. It says "replace the board". The "lamp enab... 3 Apr 2008 02:24

RCA ITC222 Loss of Convergence
Anyone seen this? ITC222 Chassis Total loss of convergence correction Error code 84 No convergence options in the Customer menu or the Service Menu. Tried replacing the convergence PS as the problem looked similar to the CTC195 converge. PS failure of a couple of years ago. Thanks. ... 2 Apr 2008 13:57

Parts for Marconi 2955 series available
Hello! After (successfully :-) ) fixing my unit, I have some spare parts left for 2955 / 2955A / 2955R units: -Marconi 2955 series flyback kit -Philips OM-2045 hybrids (OM-345 substitutes) -Philips OM-2050 hybrids (OM-350 substitutes) -Philips OM-370L hybrids (OM-360L substitutes) You can che... 28 Jan 2008 05:26

FlyPCB.com - China PCB Company - Best PCB sourcing solution
FlyPCB is a specilized CHINA PCB company mainly face to oversea markets. We can provide all kinds of PCB products as followings: * Small Prototype * Large Volume * Aluminium, Ceramics-based special Laminate * HDI and Buried, Blind boards For further information, please visit our website at http://www.flypcb.c... 12 Jan 2008 10:14

Sony KSS-410A
Hello all, What would be the cheapest replacement for the KSS-410A? Is it common for this unit to fade and fail like so many other Sony pickups do? br, ile ... 10 Dec 2007 02:00

672D Capacitor Spec? (In 2465B)
While scraping together enough parts to satisfy the DigiKey $25 order threshold (sans $5 service charge), I decided to open up my 2465B and see which electrolytic caps were in the PS section (which appears to be soft, as I previously posted). I was able to track down replacements for most of them, but I'm stumped ... 28 Dec 2007 01:23

Sharp VCR Power Supply Schematic
I have a Sharp VC-A66U VCR with a dead switching power supply. I have replaced the chopper transistor and the fuse. It's no longer dead, but it does not regulate. Can anyone tell me what the output voltages should be? It uses a Zebra M67209 hybrid IC for the PWM controller. I'm looking for the datasheet on this ... 10 Dec 2007 02:01

Seeking schematic for Sears 10/2/50 amp battery charger/starter
If anyone knows where I can find said schematic, I would be most appreciative. This is not the current Diehard model, it just says "Sears" on the front. About 10 years old, I believe. Maybe slightly less. Thanks, Dave ... 10 Dec 2007 01:59

Selenium rectifier testing ?
In a valve Dansette Bermuda of early 60s Been in a loft for years. The mains wiring is perished and other wiring looks dodgy so testing some things cold first. Using 9V battery and 300 ohm dropper shows near enough 9V over the rectifier, how high V do you have to go with a good one to check it ? Are there safety ... 10 Dec 2007 01:58

sharp lcd 5 inch LQ5RB43
I have an older GPS and the screen was flickering. So I opened it up and determined the problem to be a partially lit backlight bulb in the LCD monitior. Its a sharp 5 inch model LQ5RB43. Does anyone know if it is possible to replace the backlight bulb for this model? I assume it is shot because it only lights ... 10 Dec 2007 01:58