Quietside QSFMI-09A Service Manual page 25

C5 is displayed
on the unit.
Is there jumper cap on the
controller?
No
Yes
Is the jumper cap inserted
incorrectly or improperly?
No
No
Replace the jumper
cap
Is the
malfunction
eliminated?
No
The mainboard is
defined abnormal
replace it
End
Install a matching
No
jumper cap .
Is the
malfunction
eliminated?
Re-insert the jumper
Yes
cap
Is the
Yes
malfunction
eliminated?
Yes
Yes