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Technology > Laser Control System > Various Controls > Laser ON/OFF Control
Technology > Laser Control System > Various Controls > Laser ON/OFF Control
Various Controls
■
Overview
Items
Operation description
Laser ON/OFF Control
ON/OFF laser beam reacting to the combination of laser
control signal.
Main scanning synchronous control
This is to align the write start position in main scanning
direction.
Sub scanning synchronous control
This is to align the write start position in sub scanning
direction.
APC control
This is to even out the laser light per 1 line.
Laser scanner motor control
This is to rotate the scanner mirror by the specified speed.
Laser shutter control
Enable laser to emit in machine.
Laser
Scanner unit
Laser driver PCB
Scanner
motor unit
Main
controller
Laser ON/OFF control
DC controller
Main scanning
synchronous control
Sub scanning
synchronous control
APC control
Laser scanner motor control
Laser shutter control
T-2-18
F-2-25
■
Laser ON/OFF Control
Purpose
ON/OFF laser beam reacting to the combinations of Laser control signal.
Execution timing
After power ON
Operation
DC Controller switches 4 modes (Forcible OFF Mode, APC Mode, Print
Mode, Standby Mode) by laser control signal.
Laser
driver
Laser beam
Scanner mirror
Video signal
Laser control signal
DC controller
mode
Forcible OFF mode
APC mode
Print mode
Standby mode
Laser status
OFF
ON
ON/OFF
OFF
Remarks
Clear the light intensity setting decided by APC.
Laser intensity adjustment
Emit the laser according to the video signal.
Host machine is in standby mode.
Mode
name
Standby
mode
APC mode
APC mode / Print mode
Forcible
OFF mode
Standby
mode
LaserD
LaserC
LaserB
LaserA
PSTBY
PSTBY
PINTR
1line(APC)
2line(APC)
3line(APC)
4line(APC)
LSTR
command
Imaging ready
timing
T-2-19
F-2-26
F-2-27
Summary of Contents for imagePRESS 1110
Page 242: ...3 3 Periodical Service Periodical Service Periodical service item ...
Page 655: ...5 5 Adjustment Adjustment Overview When replacing parts Major adjustment ...
Page 944: ...8 8 Service Mode Service Mode Overview COPIER FEEDER SORTER BOARD Situation Mode ...
Page 1555: ... Service Tools General Circuit Diagram General Timing Chart Operator Maintenance Appendix ...