Kyocera TASKalfa 7002i Service Manual page 990

Step Check description
10 Checking the PF paper
feed sensor
11 Checking the connection
12 Replacing the PF main
PWB
13 Replacing the PF main
PWB
14 Replacing the engine PWB The engine PWB is faulty.
Assumed cause
The PF paper feed sensor
does not operate properly.
The connector is not prop-
erly connected or the wire
is faulty.
The PF main PWB is
faulty.
The PF main PWB is
faulty.
7-130
Measures
Reattach PF feed sensor 1
and 2 and reinsert the con-
nector. If not repaired,
replace the sensor.
Clean the terminal of the fol-
lowing wire connectors and
reinsert the connectors.
Replace the wire when it has
no continuity.• PF feed sen-
sor 1, 2 - PF main PWB
(Large capacity feeder)• PF
conveying clutch 1, 2 - PF
main PWB (Large capacity
feeder)• PF main PWB
(Large capacity feeder) - PF
main PWB (Side multi
feeder)• PF main PWB (Side
multi feeder) - Engine PWB
Replace the PF main PWB.
(Large capacity feeder)
Replace the PF main PWB.
(Side multi feeder)
Replace the engine PWB.
2WA/2NJ/2RK
Reference
Wiring dia-
gram
Detaching
and reat-
taching the
PF main
PWB
(Large
capacity
feeder)
Detaching
and reat-
taching the
PF main
PWB (Side
multi
feeder)
Detaching
and Reat-
taching the
engine
PWB