LG WM2077CW Service Manual - Page 24
Fault Diagnosis And Troubleshooting - diagram
View all LG WM2077CW manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 24 highlights
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING CAUTION 1. Be careful of electric shock if disconnecting parts while troubleshooting. 2. First of all, check the connection of each electrical terminal with the wiring diagram. 3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly. NO POWER Connector Is the supplied voltage 110/120 V AC? YES NO Check the fuse or reset the circuit breaker. Is the voltage between the 2 FILTER ASSEMBLY NO connectors 120 V AC? Replace the FILTER ASSEMBLY (CIRC). YES Is the LED (1) on? YES NO Replace MAIN PWB ASSEMBLY. Are the connectors (2) on the PWB loose? YES Reconnect. NO Is wire of the DISPLAY PWB ASSEMBLY broken? YES Replace DISPLAY PWB ASSEMBLY or repair wire. NO Replace the MAIN PWB ASSEMBLY. 23