- 37 -
YES
NO
YES
NO
NO
YES
YES
NO
“- SE -” is displayed.
Perform the operation again and check if it
is working properly.
S/W Error
Is a specific key
not recognized?
Is the key recognized
intermittently?
The membrane
is defective.
Replace the
Control Panel.
Is the key not recognized
at all?
After Power > On,
does the symptom continue?
Replace the PCB.
Perform the calibration
(Refer to page 18)
4-3-10 -SE-