Hello, I am looking for the wiring diagram please
many thanks
many thanks
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hello everyone, I'm looking for the wiring diagram of this led monitor.
the model is DHI-LM19-L200, but I think that any other diagram of a DAHUA monitor could be equivalent.
I really hope that among you someone can help me to repair this monitor, the screen is black, it doesn't seem like a backlight problem.
I see the presence of 12 volts, 5 volts, but without a diagram the repair is very difficult.
thanks to those who will answer12-10-2024, 04:37 PM -
Hello everyone! :-)
An acquaintance of mine works as a DJ in his spare time and brought me a defective QSC active loudspeaker (Model: K10.2) for repair.
Error description: The device could not be switched on (after he lent it to another DJ).
A visual inspection revealed an obviously blown fuse (F41) and a cracked thermistor (R41) on the mains filter board. A closer look at the amplifier board revealed two defective power MOSFETS (Q13, Q14) and other defective components on the +12VLOW rail.
After replacing all the obviously defective components, the... -
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