18
4. Troubleshooting
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.
4-3-4 Key Short Error
&0$B;(8LQGE
Summary of Contents for CM1519A-1
Page 3: ...3 1 Precaution 0 B 8 LQGE ...