Utax PF 810, Service Manual

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3PJ
1-4-3
1-4-2 Self-diagnostic function
(1) Self-diagnostic function
This machine is equipped with self-diagnostic function. When a problem is detected, the machine stops print-
ing and display an error message on the operation panel. An error message consists of a message prompting
a contact to service personnel and a four-digit error code indicating the type of the error.
(2) Self diagnostic codes
If the part causing the problem was not supplied, use the unit including the part for replacement.
Code Contents Causes
Check procedures/
corrective measures
1030 PF lift motor 1 error
(paper feeder)
After cassette 3 is inserted,
PF lift sensor 1 does not turn
on within 15 s. This error is
detected four times succes-
sively.
Defective bottom
plate elevation
mechanism in the
cassette. Check to see if the bottom plate can move
smoothly and repair it if any problem is
found.
Defective connec-
tor cable or poor
contact in the con-
nector. Reinsert the connector. Also check for conti-
nuity of the connector cable. If necessary,
replace the cable.
PF lift motor 1 and PF main PWB (YC4)
Defective drive
transmission sys-
tem of the PF lift
motor 1. Check if the gears rotate smoothly. If not,
grease the bushes and gears. Check for
broken gears and replace if any.
Defective PF lift
motor 1. Replace the PF lift motor 1.
Defective PWB. Replace the PF main PWB
(see page 1-5-4).
1040 PF lift motor 2 error
(paper feeder)
After cassette 4 is inserted,
PF lift sensor 2 does not turn
on within 15 s. This error is
detected four times succes-
sively.
Defective bottom
plate elevation
mechanism in the
cassette. Check to see if the bottom plate can move
smoothly and repair it if any problem is
found.
Defective connec-
tor cable or poor
contact in the con-
nector. Reinsert the connector. Also check for conti-
nuity of the connector cable. If necessary,
replace the cable.
PF lift motor 2 and PF main PWB (YC7)
Defective drive
transmission sys-
tem of the PF lift
motor 2. Check if the gears rotate smoothly. If not,
grease the bushes and gears. Check for
broken gears and replace if any.
Defective PF lift
motor 2. Replace the PF lift motor 2.
Defective PWB. Replace the PF main PWB
(see page 1-5-4).