8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING
1. Be careful of electric shock or disconnecting the parts while troubleshooting.
2. First of all, check the connection of each part terminal with wiring diagram.
3. If you replace the PWB assembly (Main), put in the connectors correctly.
<PWB ASSEMBLY (MAIN)>
When measuring the voltage of the
outlet, is the voltage AC 220-240V?
When measuring the voltage of
Yellow(BN), Black(BL) connector of the
PWB assy, is the voltage AC 220-240V?
Replace PWB assembly.
ALL BUTTONS ARE INOPERABLE
Is Child Lock set?
First, unplug the power cord and plug
Check the buttons are working.
Visit to check
Check the fuse
Check the harness