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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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I have this monitor which has no power, it does not look like the main power
supply is working as I do not hear any tick/tick/tick when I plug it in plus there is no LEDs coming at any times. I suspect a bad power supply component, I have checked all the caps which turned out good. As usual I don't have a diagram and it is difficult to trace the signal. Any help appreciated. |
#2
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Did you check the large transistors and diodes for shorts ?
It sounds like the power supply is shutting down because of a large current draw. John |
#3
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I have checked every components inside that area.
I don't see any shorts or any bad caps. I have had time to work some more on this, it looks like there is an IC AN8037 which I suspect now is bad. has anyone seen these IC fail?? wrote in message oups.com... Did you check the large transistors and diodes for shorts ? It sounds like the power supply is shutting down because of a large current draw. John |
#4
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I have found the problem
It was the IC AN8037 around the power supply. I ordered some and it worked right away. "Aslaner" wrote in message ... I have this monitor which has no power, it does not look like the main power supply is working as I do not hear any tick/tick/tick when I plug it in plus there is no LEDs coming at any times. I suspect a bad power supply component, I have checked all the caps which turned out good. As usual I don't have a diagram and it is difficult to trace the signal. Any help appreciated. |
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