Canon imageRUNNER ADVANCE C5255, Руководство по обслуживанию, Страница: 655 / 1443

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Troubleshooting > Startup System Failure Diagnosis > Flow D: All-night Power Supply (3.3V) System Flow > Status Check
Troubleshooting > Startup System Failure Diagnosis > Flow D: All-night Power Supply (3.3V) System Flow > Status Check
● Check item
Item Check item Location
(1) Relay PCB
J413
Check the pins
1 and 2 (yellow)
and pins 3 and
4 (blue) on the
cable side,
respectively.
e.g.
pins 1 (yellow)
and pins 4 (blue)
Lead Wire: Blue
Lead Wire: Yellow
J413 is the connector to input 3.3V from the 3.3V All-night Power Supply to the Relay PCB.
Normal value: 3.3V
Item Check item Location
(2) AC driver PCB
AC driver PCB
AC driver PCB
J1014
PCB side of
J1014
Between pins 1
and pins 4
Normal value:
AC power
(e.g.115 V - 230
V)
J1014 is the connector to supply AC from the AC Driver PCB to the All-night Power Supply.
Check whether the pin on the AC Driver PCB has output. Normal value: AC power(e.g.115 V -
230 V)
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