2PK/2PL/2PM/2PN-8
1-4-9
0870 FAX control PWB to control PWB
high capacity data transfer prob-
lem
High-capacity data transfer between
the FAX control PWB and the control
PWB of the machine was not nor-
mally performed even if the data
transfer was retried the specified
times.
Improper installa-
tion FAX control
PWB.
Reinstall the FAX control PWB (See
page 1-5-48).
Defective FAX
control PWB or
control PWB.
Replace the FAX control PWB or control
PWB and check for correct operation.
(See page 1-5-48 or 1-5-37).
0920 Fax file system error
The backup data is not retained for
file system abnormality of flash
memory of the FAX control PWB.
Defective FAX
control PWB.
Replace the FAX control PWB (See
page 1-5-48).
0970 24 V power down detect
If a 24V power disconnection
signal is observed and a 12V
power disconnection signal is
observed simultaneously for
one second.
High voltage
PWB
1. Check the +24V output is given at
CN203-1 or 2 of the high voltage PWB.
2. Replace the high voltage PWB
(see page 1-5-43)
Control PWB Replace the control PWB
(see page 1-5-37)
2000 Main motor error
The main motor ready input is not
given for 2 s during the main motor
is ON.
Defective har-
ness between
main motor
(CN1) and con-
trol PWB (YC17),
or improper con-
nector insertion.
Reinsert the connector. Also check for
continuity within the connector har-
ness. If none, remedy or replace the
harness (See page 1-5-37).
Defective drive
transmission sys-
tem of the main
motor.
Check if the rollers and gears rotate
smoothly. If not, grease the bushings
and gears. Check for broken gears and
replace if any.
Defective main
motor.
Replace the main motor (See page 1-5-
49).
Defective control
PWB.
Replace the control PWB (See page 1-
5-37).
Code Contents
Remarks
Causes
Check procedures
/corrective measures
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