229
v Drum Driving Section
chap.4
Stopper Groove
JOG switch
(DRUM ROTATOR
switch)
Drum home position / JAM detection sensor
Drum stop
detection edge
(1) Adjusting the Stop Position
vDrum Driving Section
Before adjustment
¡Adjustment of the drum position must be per-
formed AFTER printing speed adjustment is
complete.
Adjustment procedure
1) Press and hold down the JOG switch (DRUM
ROTATOR switch). Release the switch when a
"beep" tone sounds and the drum stops.
IMPORTANT
\See page 246
¡For description of operation .
Standard position
¡The stop position is correctly adjusted when the
groove in the drum flange is aligned with the
stopper.
If the drum is not adjusted to the standard stop
position:
Adjust the position of the drum home position /
JAM detection sensor so that the stopper fits
smoothly into the groove when the drum is pulled
out.
[Moving the sensor in this direction makes stop-
ping occur later.
\Moving the sensor in this direction makes stop-
ping occur earlier.
NOTE
\See page 130
WARNING
¡Do not touch the drum or rolls when operat-
ing the JOG switch.
¡Do not put your hands or fingers inside the
machine during operation. They could be
caught up or crushed in the machinery,
resulting in injury.
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