Id Unit Up-Down Error(Service Call 140-143); An Error Occurs In The Operation Of Id Unit Up; An Error Occurs In The Operation Of Id Unit Down - Oki C8800 Maintenance Manual

7.5.2.(9)

ID Unit Up-Down Error(Service Call 140-143)

(9-1) An error occurs in the operation of ID Unit Up

Confirmation Items
(9-1-1) Check for load in the ascent
Load in installing/removing
of ID unit
Greasing of right and left
up-down link levers
Assembled state of right
and left up/down link levers
(9-1-2) Up/down mechanism
Assembled state around
link levers
Right and left link levers
(9-1-3) Check of sensors
Up/down sensor lever
(integrated to the left link
lever)
Up/down sensor

(9-2) An error occurs in the operation of ID Unit Down

Confirmation Items
(9-2-1) Check of load in the descent
Load in installing/removing
of ID unit
Greasing of right and left
up-down link levers
Assembled state of right
and left up/down link levers
(9-2-2) Installed state of ID unit
At least the cyan ID is
installed.
43170003TH Rev.2
Confirmation Tasks
Check to see if any abnormal load is felt in installing or
removing the ID unit.
Check to see if the slant parts of the link levers are
properly greased.
Check to see if any part around the link levers is
obstructing their motion.
Check to see if the link levers are assembled in such a
manner that they link to the planetary gears.
Check to see if the link levers are placed in the positions
where the gears are engaged properly (check to see
if the link levers are placed with several gear teeth
displaced.)
Check to see if the sensor levers demonstrate any
abnormal shape or motion.
Conduct the Motor and Clutch Test of the self-diagnostic
mode, and check to see if the sensor signals are
detected normally. Block the sensor with a piece of
paper, and then, unblock it to see if the SCAN state
varies.
Confirmation Tasks
Check to see if any abnormal load is felt in installing or
removing the ID unit.
Check to see if the slant parts of the link levers are
properly greased.
Check to see if any part around the link levers is
obstructing their motion.
Check to see if there is no cyan ID installed when the N-
color mode is set.
Oki Data CONFIDENTIAL
Action at NG
Replace the ID unit
or right and left side
plates. To use a
new ID unit on a trial
basis, use FUSE
KEEP MODE of the
System Maintenance
Menu.
Apply grease.
Reassemble them
correctly.
Reassemble them
correctly.
Reassemble them
correctly.
Replace the left link
lever.
Replace the high-
voltage PCB.
Action at NG
Replace the ID unit
or modify the right
and left side plates.
Apply grease.
Reassemble them
correctly.
Install a dummy
cyan ID or regular
cyan ID.
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