Ricoh FT7770 Service Manual page 583

Does the side plate jog properly?
Can the side plate be jogged manually.
Y N
o Correct the drive mechanism of the side plate jog movement.
Disconnect the jogger motor connector. Turn on the main switch and
manually move the jogger motor shaft.
HP sensors correctly changed?
o Replace the jogger HP sensor.
Does +24 volts flow from CN130-15B to TP100 (GND) on the sorter stapler
main board?
Y N
o Replace the sorter stapler main board.
o Replace the jogger motor.
Remove any jammed staples in the stapler.
Can the stapler be moved manually by turning the stapler knob?
Y N
o Correct the drive mechanism of the stapler.
Disconnect the stapler motor connector.
rotate the stapler knob.
correctly changed?
Y N
\
o Replace the stapler unit.
Turn off the main switch, insert a sheet of paper into all the bins and turn
on the main switch.
sorter stapler main board when the main switch is turned off and on?
Y N
I
o Replace the sorter stapler main board.
o Replace the stapler unit.
Is the signal level of the stapler HP sensors
Does +24 volts flow from CN160-2 to CN160-1 on the
Is the signal level of the jogger
Turn on the main switch and manually
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30 April, '89