Operating Principles
Laser 1000/1500 Service Manual
2-28 is
process,
Figure 2-29 is the
power sequence. During the power
sequence (initialization), the printer detects mechanical errors.
Brush Charging
Laser Exposure
Development
Figure 2-28. Print Process
Temperature
Power On
C
165 degree C
[sec.]
Polygon Motor
0.8
1.61
(M2)
>
Main Motor
(Ml)
Drum Charge
0.5
1.24
Laser
0.1
Exposure
Development
Image
Transfer
Figure 2-29. Power On Sequence
Figure 2-30 is the start print sequence. The printer’s engine starts printing when the
signal
is received from the video controller board.
Main Motor On
17
[sec.]
Drum
0.5
0.3
Charge
Laser
Exposure
Development
0.48
2.32
0,36
.
Image
0.62
1.27
Transfer
( - ) B i a s
Figure 2-30. Print Sequence (Start)
2-14
Rev. A