| Subject | Text |
| Applying basic Ohm's law;
Look at 73V source line below T3. Based on your reading at the collector |
| :idea: Found the following:
1) C951 = 4.7ufd/250V
2) Suggest changing these caps in standby po |
|
|
| Sony u/s | Hey, puny earthling- I would suggest that the I.H.V.T is faulty( but could be s/c other comp, incl f |
| When inverter vendors talk about "modified sine wave", they usually mean a staircase wave. |
| Toshiba 61hx70 | Can'tadjust green to straight lines...no convergence in service mode. Can adjust red and blue. The |
| Solder up the verticle ic. Not cold joints, bad solder joints. Once and for all wave soldering sucks |
| A common cause for vertical scan faults in monitors is bad solder joints on the scan coils PCB. In p |
| Explanation or website for learning about RF and IF stages? | Hello everyone. Could someone either supply a good website address (I have tried Googling) or please |
| Samsung SP42W5HFX Conversion Fault | I have been given a Samsung SP42W5HFX with a conversion fault.
I bought 2 IC chips and took the boa |
| [quote:4c377285c2="kezug"], but considering the mess (look at all the yellow oozing)...some have ooz |
| problems on AV-Video | I need help with my SANYO c20bg2txn model!! :(
each time I connect any input souce(decoder, video. |
| Toshiba 42H81 Convergence Problem | I am having difficulties with my 2001 Toshiba 42H81.
Last week the convergence went out while we |
| i think it's just the convergence. the red gun won't move side to side only up and down and the blue |
| Well, you can test basic functioning of the multiplier with a low voltage AC drive to the multiplier |
| NEC PX-50XM1A aka 50MP1 | I got this plasma and a spare identical parts unit. The parts unit had been dropped after it suffer |
| The main reason in gluing the bigger caps is to prevent movement while the PC board travels through |
| Just because a transformer has a mess of pins, does not mean it has to use all of them. :wink:
AC |
|
|
| I don't think the filter capacitors should be affected, it is more likely that the problem is leakag |
| monitor Samsung AQ17KS horiz output very hot | Hi,
I have a monitor samsung syncmaster 753dfx chassi aq17ks and the horizontal out transistor is v |
| hitachi 50ux58b | my 50ux58b has a red ghost (double exposure )on the left upper side of the screen in a wave pattern, |
| blue tooth | If you have the volume turned all the way down you should see 0(no voltage) as you turn the volume |
| What you are describing is identical to the issue which only affected the DVD operation cycle but I |
| bk 2125 oscilliscope | Hey all, I am new to the forum, and new the wonderful world of electronics. I just purchased a bk |
| Sony SL-HF900 Beta snowy picture | Looking for help in fixing. Tracking does not affect the snowy picture at all, cleaned it but made |
| Philips 28CL6770 | The screen after a while begins to get a black wave at the right hand side which sometimes sqiushes |
| "Fixing" an electric heater for lower wattage | I have an old house and the kid's room was designed with inadequate heat vents. Last year I bought |
| Help same TV . mine has black wave vertical line in both end |
| Introduction and Amp Problem | Let me first introduce myself. I've just graduated from The University of Western Ontario with a BE |
| sony tv kvx 2941d | hi, the stand by led flashes 4 times on switch on and then goes dead.
the error amplifier outp |
| Oh dear... never ever use magnets, you've probably made the fault worse or masqueraded the original |