Kyocera TASKalfa 7002i Service Manual page 1248

Step Check description
6 Replacing the PF main
PWB
7 Replacing the engine PWB The engine PWB is faulty.
C2670: PF feed motor error (Paper Feeder)
The ready signal is not at the L level (stable rotation) for passing 2s since the PF feed motor drive is started.
Step Check description
1 Checking the PF feed
motor
2 Checking the wire
3 Replacing the PF feed
motor
Assumed cause
The PF main PWB is
faulty.
Assumed cause
The PF feed motor is not
properly connected. The
drive parts are faulty.
The connector is not prop-
erly connected. Or, the
wire is faulty.
The PF feed motor is
faulty.
7-388
Measures
Replace the PF main PWB.
(Side multi feeder)
Replace the engine PWB.
Measures
Execute U247 [Side 2PF] >
[Motor On] to check the paper
feeding operation. If the PF
feed motor does not properly
operate, reconnect the con-
nector. Check if the PF feed
roller and the drive gears
rotate smoothly or have no
excessive load. And apply
the grease to the frictional
parts and repair the related
parts so that they can rotate
smoothly.
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire. • PF feed motor -
PF main PWB (Paper feeder)
• PF main PWB (Paper
feeder) - PF main PWB (Side
multi feeder) • PF main PWB
(Side multi feeder) - Engine
PWB (Cable from the side
multi feeder)
Replace the PF feed motor.
2WA/2NJ/2RK
Reference
Detaching
and reat-
taching the
PF main
PWB (Side
multi
feeder)
Detaching
and reat-
taching the
engine
PWB
Reference
Executing
U247
Wiring dia-
gram
Detaching
and reat-
taching the
PF drive
unit (Paper
feeder )