Chapter 12
12-7
12.2.5 Switch
12.2.5.1 List of Switches
0020-4296
<Reader Unit>
The reader unit has no switch.
<Printer Unit>
F-12-7
12.2.6 Lamps, Heaters, and Others
12.2.6.1 List of Lamps, Heaters, and Others
0020-4297
<Reader Unit>
F-12-8
Symbol
Name
Function
SW2
Front cover switch
Detects opening/closing of the front cover.
SW3
Left door switch
Detects opening/closing of the left door.
SW4
Cassette 1 size detection switch Detects the cassette 1 paper size.
Symbol
Name
Part No.
Function
H3
Reader heater (left)
NPN
Prevents dew condensation on the ADF
reading glass.
H4
Reader heater (right)
NPN
Prevents dew condensation on the
copyboard glass.
SW2
SW4
SW3
H4
H3
Summary of Contents for iR2422 series
Page 1: ...May 12 2014 Service Manual iR2422 2420 2320 2318 Series...
Page 2: ......
Page 6: ......
Page 16: ...Contents...
Page 17: ...Chapter 1 Introduction...
Page 18: ......
Page 20: ......
Page 50: ......
Page 51: ...Chapter 2 Installation...
Page 52: ......
Page 54: ......
Page 58: ...Chapter 2 2 4 7 Left cover front 15 Right cover upper 8 Manual feed tray 16 Right cover lower...
Page 62: ...Chapter 2 2 8 8 Manual feed tray 16 Right cover lower...
Page 64: ...Chapter 2 2 10 8 Manual feed tray 16 Right cover lower...
Page 89: ...Chapter 2 2 35...
Page 90: ......
Page 91: ...Chapter 3 Main Controller...
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Page 102: ......
Page 103: ...Chapter 4 Original Exposure System...
Page 104: ......
Page 135: ...9 Remove the reader heater left 1 Connector 2 1 pc Screw 3 1 pc F 4 73 2 3 1...
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Page 137: ...Chapter 5 Laser Exposure...
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Page 148: ...Chapter 5 5 8...
Page 149: ...Chapter 6 Image Formation...
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Page 165: ...Chapter 7 Pickup Feeding System...
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Page 192: ...Chapter 7 7 24...
Page 193: ...Chapter 8 Fixing System...
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Page 207: ...Chapter 9 External and Controls...
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Page 229: ...Chapter 10 Maintenance and Inspection...
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Page 235: ...Chapter 11 Standards and Adjustments...
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Page 240: ...Chapter 11 11 2...
Page 241: ...Chapter 12 Correcting Faulty Images...
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Page 257: ...Chapter 13 Self Diagnosis...
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Page 269: ...Chapter 14 Service Mode...
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Page 287: ...Chapter 15 Upgrading...
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Page 295: ...Chapter 16 Service Tools...
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Page 301: ...Chapter 17 Backup Data...
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Page 303: ...Contents Contents 17 1 Backup Data 17 1...
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Page 307: ...May 12 2014...
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