Troubleshooting
6.2.5 LED automatically operates.
Caution
1
Models Covered
MC707VM-S
MC707VM-W
2
Method of Mal-
function Detection
3
Malfunction Deci-
sion conditions
4
Supposed Causes
•
Malfunction (demo mode)
•
The reset switch is blocked.
34
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
5
Troubleshooting
Diagnosis
LED may be in demo mode.
Exit demo mode.
Unplug unit or
turn off power.
Restart.
No
Does unit beep after 3
seconds?
Yes
SiBE81-623A
Remedy
*Entering demo
mode
Keep holding down
reset switch and
turn on power.
Demo mode is
exited.
The unit is in demo
mode as reset
switch is blocked.
Check it.
Photocatalytic Air Purifiers