12
Technical Information
YES
YES
NO
YES
NO
NO
Assemble the jumper cap
with the same model
3. Malfunction of Protection of Jumper Cap C5
Main detection points:
• Is there a jumper cap on the mainboard?
• Is the jumper cap inserted correctly and tightly?
• Is the jumper broken?
• Is the motor broken?
• Has detection circuit of the mainboard been defined abnormal?
Malfunction diagnosis process:
End
Is there a jumper cap on the mainboard?
Is the jumper cap inserted
correctly and tightly?
Replace the jumper cap with the same
model
Replace the mainboard with
the same model
Start
YES
Insert the jumper
cap tightly
NO
YES
54
Installation and Maintenance
Service Manual
(3) Malfunction of Protection of Jumper Cap C5
Main detection points:
● Is there jumper cap on the mainboard?
● Is the jumper cap inserted correctly and tightly?
● The jumper is broken?
● The motor is broken?
● Detection circuit of the mainboard is defined abnormal?
Malfunction diagnosis process:
Start
Is there jumper cap on the mainboard?
Is the jumper cap inserted correctly
and tightly?
Replace the jumper cap with
the same model
Appearance of the
jumper cap
Assemble the jumper
cap with the same model
Insert the jumper
cap tightly
Is malfunction
eliminated
Is malfunction
eliminated
Is malfunction
eliminated
Replace the mainboard
with the same model
End
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
Appearance of the
jumper cap
Has malfunction been
eliminated?
Has malfunction been
eliminated?
Has malfunction been
eliminated?
