Appendix - LG LUTG4519SN Service Manual

APPENDIX

Key operation Test sequence
8
th
1
st
※ How to check button operation
1. Keys should be accessed according to the above sequence and check the beep sound when key is accessed If Key is the normal operation will be
the number that corresponds to the Key displayed on the VFD
2. If the key access order was changed, the buzzer make double beep sound
3. The buzzer does NOT beep when a key was accessed, it would be defected.
※ How to stop - Key Test mode
- Press 1st(Cook time)  2nd ... 9th(Lower CLEAR/OFF)
-9-1-