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6-10
FS-1010
6-1-2 Service error indications
Service errors are represented by the alternating flashing of the indicators (LEDs). Each error is
represented by the notation of four digits code and can be monitored on the Remote Operation
Panel utility. e.g. Call service 2000 is for the main motor error.
(1) 2000 - Main motor error
Connect circuit tester to
pin 8 (MOTORN) of
YC04 on engine board
(KP-882) and ground.
Turn printer power off,
then on.
Print status page.
Print status page.
Turn power switch off,
then on.
Connect oscilloscope to
pin 8 (MOTORN) and
pin 7 (MRDYN) of CN1
on main motor.
Does
pin 8 (MOTORN)
of YC04 on engine board
(KP-882) goes high,
then low?
+24 V DC at
pin 9 of CN1 on
main motor?
Ye s
Ye s
No
No
Replace engine board
(KP-882). See page 5-11.
Does
pin 7 (MRDYN)
of CN1 on main motor goes
high, then low, within 3 seconds
from pin 8 (MOTORN)
goes low?
Replace main motor. See
page 5-15. If not solved, check
or replace drive unit. See
page 5-16.
Call service
2000:nnnnnn
Remove and check
harness (S02773)
between engine board
(KP-882) and main
motor at pins 6 to 9 on
both ends.
Ye s
Ye s
No
No
Replace harness (S02773)
between engine board
(KP-882) and main motor.
OK?
Printer indicators