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Chapter 10
10-2
10.1.2
LCD Indication Processing
0006-6160
The CPU on the main controlled PCB sends data (display data) to the control panel CPU
PCB as instructed by the program.
The data is sent through the control panel PCB to reach the color LCD.
10.1.3
Adjustment of the LCD Contact
0006-6161
The machine is equipped with a density adjustment volume (VR6801) on its keypad PCB
for use by the user to adjust the contrast of the LCD screen.
10.1.4
Functions of the Control Panel CPU
0006-6162
- Monitoring the Key Inputs
It communicates the keypad and function key inputs to the CPU on the main controller
PCB.
- Monitoring the Touch Panel Input
It communicates the key inputs made on the touch panel to the CPU on the main
controller PCB.
- Controlling the Buzzer Sound
- Controlling the Control Panel LED
Memo:
the color LCD is driven by the main controller, and the control panel CPU PCB serves to
relay the drive signals.
Summary of Contents for imageRUNNER 2270
Page 18: ...Chapter 1 Introduction ...
Page 21: ...Chapter 1 1 2 iR 3570 iR 4570 F 1 1 6 2a 1a 3a 6a 4a 5a 1 3 4 2 5 ...
Page 42: ...Chapter 1 1 23 F 1 13 ON OFF ...
Page 64: ...Chapter 1 1 45 F 1 15 F 1 16 ...
Page 77: ...Chapter 2 Installation ...
Page 129: ...Chapter 3 Basic Operation ...
Page 135: ...Chapter 4 Main Controller ...
Page 164: ...Chapter 5 Original Exposure System ...
Page 211: ...Chapter 6 Laser Exposure ...
Page 227: ...Chapter 7 Image Formation ...
Page 281: ...Chapter 8 Pickup Feeding System ...
Page 397: ...Chapter 9 Fixing System ...
Page 426: ...Chapter 9 9 28 F 9 55 3 Disconnect the connector 1 and detach the fixing film sensor 2 ...
Page 427: ...Chapter 10 External and Controls ...
Page 485: ...Chapter 11 MEAP ...
Page 491: ...Chapter 12 Maintenance and Inspection ...
Page 497: ...Chapter 12 12 5 F 12 1 1 2 3 4 5 6 7 8 8 9 9 9 9 11 10 12 12 13 13 ...
Page 507: ...Chapter 12 12 15 3 Remove the waste toner box 1 F 12 7 4 Open the right door 1 F 12 8 ...
Page 521: ...Chapter 12 12 29 2 Disconnect the 3 connectors 1 F 12 35 3 Remove the 4 screws 1 F 12 36 ...
Page 530: ...Chapter 13 Standards and Adjustments ...
Page 557: ...Chapter 14 Correcting Faulty Images ...
Page 564: ...Chapter 14 14 6 Image Sample F 14 1 ...
Page 566: ...Chapter 14 14 8 F 14 2 ...
Page 568: ...Chapter 14 14 10 F 14 3 ...
Page 570: ...Chapter 14 14 12 F 14 4 ...
Page 572: ...Chapter 14 14 14 Image Sample F 14 5 ...
Page 574: ...Chapter 14 14 16 F 14 6 ...
Page 576: ...Chapter 14 14 18 F 14 7 ...
Page 578: ...Chapter 14 14 20 F 14 8 ...
Page 580: ...Chapter 14 14 22 F 14 9 ...
Page 586: ...Chapter 14 14 28 F 14 12 M4 M1 M12 M3 M2 M6 M7 M5 M10 ...
Page 605: ...Chapter 15 Self Diagnosis ...
Page 684: ...Chapter 16 Service Mode ...
Page 808: ...Chapter 17 Service Tools ...
Page 813: ...Appendix ...
Page 830: ......
Page 837: ...Chapter 1 Specification ...
Page 842: ...Chapter 2 Functions ...
Page 859: ...Chapter 3 Installation ...
Page 871: ...Chapter 4 Parts Replacement Procedure ...
Page 902: ...Chapter 5 Maintenance ...
Page 908: ......
Page 914: ...Chapter 1 Installation ...
Page 920: ......
Page 927: ...Chapter 1 Specifications ...
Page 934: ...Chapter 2 Functions ...
Page 946: ...Chapter 3 Installation ...
Page 958: ...Chapter 3 3 11 17 Close the upper front cover 1 F 3 32 ...
Page 960: ...Chapter 4 Parts Replacement Procedure ...
Page 965: ...Chapter 4 4 4 F 4 11 6 Detach the extension delivery kit 1 from the host machine ...
Page 987: ...Chapter 5 Maintenance ...
Page 992: ...Appendix ...
Page 994: ......