Carrier 40GRQB12B-3 - Malfunction of Protection of Jumper Cap C5

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3. Malfunction of Protection of Jumper Cap C5
Appearance of
the jumper cap
Troubleshooting for C5
malfunction
Is there jum per cap on the
mainboard ?
Is
the jumper cap inserted
correctly and
tightly
?
Replace the jumper cap
with the same model
End
Yes
Yes
Assemble the jumper
cap with the same
model
No
Is malfunction
eliminated
No
Yes
Insert the
jumper cap
tightly
Is malfunction
eliminated
No
No Yes
Is malfunction
eliminated
No
Yes
Replace the mainboard
with the same model.
Fig. 27 – Troubleshooting