Sharp lcd-32j200a indicator 1 flashing
Author:Fan Weibin Time:2021-09-11 10:14 Browse(804)
Baidu knows the user's question, Hello, [fault phenomenon]: sharp lcd-32j200a indicator light flashes【 Fault analysis] this fault is the switch power supply circuit fault【 Solutions: first, check whether there is normal 300V after rectification and filtering; second, check whether the output terminal of PFC power factor correction circuit has normal 380V voltage; third, check whether the output terminal of main switching power supply circuit has normal voltage of 24V, 12V, 5V, etc Check whether the auxiliary switching power supply circuit has normal voltage output of 15 VSB. Finally, check the on / standby control/
Baidu knows the user's question, Hello, [fault phenomenon]: sharp lcd-32j200a indicator light flashes【 Fault analysis] this fault is the switch power supply circuit fault【 Solutions: first, check whether there is normal 300V after rectification and filtering; second, check whether the output terminal of PFC power factor correction circuit has normal 380V voltage; third, check whether the output terminal of main switching power supply circuit has normal voltage of 24V, 12V, 5V, etc Check whether the auxiliary switching power supply circuit has normal voltage output of 15 VSB. Finally, check whether the on / standby control circuit has normal standby voltage, and the standby control transistor, etc.. Search: sharp lcd-32j200a indicator 1 flash.

Sharp lcd-32j200a indicator 1 flashing

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