|08-03-2012||2405FPW D19 zener||Same problem here badcaps.net/forum/showthread.php?p=222789. D18 looks like a 3V zener, but no particular reason why D18 and D19 should be identical. Unfortunately, powering this up with a wrong zener may kill parts downstream. Any progress on figuring ou|
|08-03-2012||Re: works fine !||[quote:4819a873b8="elbanditos2005"]Hi,
I've change C1178, C1179, C1220 to 39pF, It's easy low cost (about 0.24 ˆ) and now my SATX-30 works great !!
same symptom : cracked, no sound
To replace front bulb, goto electronicrepair.org.uk products_i|
|08-03-2012||The zener, if connected between source and gate, is there to reduce damage caused by MOSFET failure, because often MOSFET failure results in a short-circuit between drain and gate, putting drain voltage on the gate, and thus back to the gate drive circuit|
|09-03-2012||SERVICE MANUAL-schematic diagram SMART-UPS APC SUA1500I||Hello guys,i am searching for a schematic diagram-service manual for [b:e8675846b4]SMART-UPS APC SUA1500I[/b:e8675846b4].
I am searching for many days but i cant find it.i have found many similars models but they are not correct.PLEASE if anyone can hel|