Ricoh B246 SERIES, Manual, Page: 16 / 268

16
16
Faster Warm-up
„
To decrease warm-up time, a smaller number of steps is done
immediately after the machine power is turned on. These are
the steps.
z
Drum potential sensor calibration
z
Development bias adjustment
z
Grid voltage adjustment
z
Laser diode power adjustment
„
The number of steps is controlled by SP 3904.
„
The default is 0 (the minimum number of steps is done), and
the charge corona wire is not cleaned. The machine is ready
after 30 seconds.
„
Other settings of SP 3904
z
1: The charge corona wire is also cleaned. Warm-up time is 70
seconds
z
2: Full process control is done. The same as the B064. Warm-
up time is 240 seconds