Troubleshooting For C5 Malfunction - Toyotomi KURO Mini Service Manual

Display displays C5
Check whether the
mainbaord ofcontroller is
inserted with thejumper
cap?
Yes
No
Check
whether the jumper cap
is poorly connected?
No
No
Replace the jumper
cap
Is malfunction
eliminated?
No
It's the malfunction
of mainboard,
replacethe
mainboard
End
No
Insert the jumper
cap
Is malfunction
eliminated?
Re-insert the jumper
Yes
cap
Is malfunction
eliminated?
Yes
Yes
Yes