Acer B223PWL Acer B223PWL and V223PWL Monitor Service Guide - Page 40

38 1. No Power 5. Troubleshooting No power Check power cable is tightened? OK NG Re-plug the power cable Check Power "On/Off" is "On"? NG Turn on the Power "On/Off" switch OK Check the LED indicate is OK? NG Check the AC power OK Replace the power board and check connections NG Replace main board and check connections NG Replace key board and check connections