Chapter 6
6-3
6.2 Basic Sequence
6.2.1 Basic Sequence of Operations (laser exposure system)
0010-8010
F-6-2
6.3 Various Controls
6.3.1 Controlling the Laser Activation Timing
6.3.1.1 Turning On and Off the Laser Unit
0011-2630
The laser unit is turned on or off by the laser driver PCB 1 in response to the laser control signal (CTL0a/
CTL1a/CTL2a/CTL0b/CTL1b/CTL2b) coming from the DC controller PCB.
F-6-3
Control panel
power switch ON
Copy Start key ON
198
Image lead edge signal (PTOP)
Laser A, B, C, D
INTR
PSTBY
LSTR
STBY
Laser
BD signal (BD)
Laser scanner motor
Half-speed rotation
Wait activation
Imaging activation
for 1 scan
Wait activation
Half-speed
rotation
Detects laser A, C
Activation for potential control
When the surface temperature of the fixing
roller reaches 198 deg C, full-speed rotation.
(for potential control)
Image lead edge in page memory
Half-speed rotation
Laser driver PCB 2
J1301
CNT1a
CNT0a
CNT0b
CNT2a
CNT2b
CNT1b
J1311
Laser driver PCB 1
Video PCB
CNT1a
CNT0a
CNT0b
CNT2a
CNT2b
CNT1b
J1317
J1406
Содержание IMAGERUNNER 7095 PRINTER
Страница 20: ...Chapter 1 Introduction...
Страница 46: ...Chapter 2 Installation...
Страница 88: ...Chapter 3 Basic Operation...
Страница 94: ...Chapter 4 Main Controller...
Страница 116: ...Chapter 5 Original Exposure System...
Страница 165: ...Laser Exposure Chapter 6...
Страница 175: ...Chapter 7 Image Formation...
Страница 180: ...Chapter 7 7 3 7 3 Basic Sequence 7 3 1 Basic Sequence 0010 8038 F 7 3 ON ON WMUPR WMUP STBY OFF 100msec...
Страница 231: ...Chapter 8 Pickup Feeding System...
Страница 287: ...Chapter 9 Fixing System...
Страница 312: ...Chapter 10 External and Controls...
Страница 346: ...Chapter 11 MEAP...
Страница 350: ...Chapter 12 RDS...
Страница 360: ...Chapter 13 Maintenance Inspection...
Страница 375: ...Chapter 14 Standards Adjustments...
Страница 407: ...Chapter 15 Correcting Faulty Images...
Страница 433: ...Chapter 16 Self Diagnosis...
Страница 460: ...Chapter 17 Service Mode...
Страница 559: ...Chapter 18 Upgrading...
Страница 583: ...Chapter 19 Service Tools...
Страница 584: ...Contents Contents 19 1 Service Tools 19 1 19 1 1 Special Tools Table 19 1 19 1 2 Solvents Oils 19 2...
Страница 588: ...APPENDIX...
Страница 615: ......