Kyocera TASKalfa 7002i Service Manual page 1247

C2660: PF feed motor error (Large Capacity 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
4 Firmware upgrade
5 Replacing the PF main
PWB
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.
The firmware is not the lat-
est version.
The PF main PWB is
faulty.
7-387
Measures
Execute U247 [Side LCF] >
[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 (Large capac-
ity feeder) • PF main PWB
(Large capacity feeder) - PF
main PWB (Side multi feeder)
• PF main PWB (Side multi
feeder) - Engine PWB (Cable
of the side multi feeder)
Replace the PF feed motor.
Upgrade the engine firmware
and the large capacity feeder
firmware to the latest version.
Replace the PF main PWB.
(Large capacity feeder)
2WA/2NJ/2RK
Reference
Executing
U247
Wiring dia-
gram
Detaching
and reat-
taching the
PF drive
unit (Large
capacity
feeder )
Firmware
Update
Detaching
and reat-
taching the
PF main
PWB
(Large
capacity
feeder)