44952001TH Rev.2
7-74
Oki Data CONFIDENTIAL
7. TROUBLESHOOTING PROCEDURES
7.5.5. (10) ID unit Up/Down error (Service call 142)
(10-1) Error occurs during the Up movement of the ID unit
Check item Checking method Action in case of NG
(10-1-1) Check the mechanical load during the Up movement
Mechanical load
during installation
and removal of the
ID unit
Check if abnormal heavy load is applied
when removing the ID unit.
IReplace the ID unit,
or replace the right/
left side plate.
If any attempt of using
new ID unit as a trial
is going to be made,
be sure to use the
System Maintenance
Menu FUSE KEEP
MODE.
Greasing to the right
and left Up/Down
link levers
Check if the slant surface of the link lever is
coated by grease or not.
Apply grease.
Assembled condition
of the right and left
Up/Down link levers
Check if any part exists or not in the vicinity
of link lever, that hampers movement of the
link lever.
Assemble them
correctly.
(10-1-2) Up/Down mechanism
Assembled condition
of the peripheral
mechanism of the
link lever
Is the mechanism assembled so that the link
leverisconnectedtothedrivinggear?
Assemble them
correctly.
Right and left link
levers
Check if the link lever is set in the correct
position that enables the specified
engagement of gears.
(Check if the link lever is set in the
wrong position that results in the wrong
engagement of gears by several teeth.)
Assemble them
correctly.
Check item Checking method Action in case of NG
(10-1-3) Sensor check
Up/Down sensor
lever (unified
structure with the left
link lever)
Check if shape and movement of the sensor
levers have any abnormality or not.
Replace the left link
lever.
Up/Down sensor Confirm that the sensor signals are normally
detected by using the SWITCH SCAN
function of the self-diagnostic mode.
Check if the SCAN state changes or not
when the incoming light is interrupted/
passed by using a piece of paper or the like
for the transparent type sensor.
Replace the high
voltage board.
(10-2) Error occurs during the Down movement of the ID unit
Check item Checking method Action in case of NG
(10-2-1) Check the mechanical load during the Down movement
Mechanical load
during installation
and removal of the
ID unit
Check if abnormal heavy load is applied
when removing the ID unit.
Replace the ID unit, or
replace the right/left
side plate.
Greasing to the right
and left Up/Down
link levers
Check if the slant surface of the link lever is
coated by grease or not.
Apply grease.
Assembled condition
of the right and left
Up/Down link levers
Check if any part exists or not in the vicinity
of link lever, that hampers movement of the
link lever.
Assemble them
correctly.
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Weight and Dimensions
