Contents
4.7.2
Main Controller PCB (main) ...................................................................................................................................4- 14
4.7.2.1
Before Removing the Main Controller PCB ........................................................................................................................... 4- 14
4.7.2.2
Removing the Main Controller PCB ....................................................................................................................................... 4- 14
4.7.2.3
Replacing Main Controller PCB ............................................................................................................................................ 4- 14
4.7.3
Main Controller PCB (sub R-A)..............................................................................................................................4- 15
4.7.3.1
Before Removing the Main Controller PCB (sub-R-A)........................................................................................................... 4- 15
4.7.3.2
Removing the Main Controller PCB (sub-R-A) ...................................................................................................................... 4- 15
4.7.4
Main Controller PCB (sub PDRM-A)......................................................................................................................4- 15
4.7.4.1
Before Removing the Main Controller PCB (sub-PDRAM-A) ................................................................................................ 4- 15
4.7.4.2
Removing the Main Controller PCB (sub-PDRAM-A) ............................................................................................................ 4- 15
4.7.5
Main Controller PCB (sub SJ-A) ............................................................................................................................4- 15
4.7.5.1
Before Removing the Main Controller PCB (sub SJ-A) ......................................................................................................... 4- 15
4.7.5.2
Removing the Main Controller PCB (sub SJ-A) ..................................................................................................................... 4- 15
4.7.6
Main Controller PCB (sub LAN-A) .........................................................................................................................4- 16
4.7.6.1
Before Removing the Main Controller PCB (sub LANBAR-C) ............................................................................................... 4- 16
4.7.6.2
Removing the Main Controller PCB (sub LANBAR-C)........................................................................................................... 4- 16
4.7.7
Main Controller PCB (sub RB-A) ...........................................................................................................................4- 16
4.7.7.1
Before Removing the Main Controller PCB (sub RB-A2)....................................................................................................... 4- 16
4.7.7.2
Removing the Main Controller PCB (sub RB-A2) .................................................................................................................. 4- 16
4.7.8
SRAM PCB ............................................................................................................................................................4- 17
4.7.8.1
Before Removing the SRAM.................................................................................................................................................. 4- 17
4.7.8.2
Removing the SRAM ............................................................................................................................................................. 4- 17
4.7.8.3
When Replacing the SRAM PCB........................................................................................................................................... 4- 17
4.7.9
Boot ROM PCB......................................................................................................................................................4- 17
4.7.9.1
Before Removing the Boot ROM PCB ................................................................................................................................... 4- 17
4.7.9.2
Removing the Boot ROM PCB............................................................................................................................................... 4- 17
4.7.10
Image Memory (SDRAM).....................................................................................................................................4- 17
4.7.10.1
Before Removing the Image Memory (SDRAM) PCB.......................................................................................................... 4- 17
4.7.10.2
Removing the Image Memory (SDRAM) PCB ..................................................................................................................... 4- 18
4.7.11
HDD .....................................................................................................................................................................4- 18
4.7.11.1
Before Removing the HDD................................................................................................................................................... 4- 18
4.7.11.2
Removing the HDD .............................................................................................................................................................. 4- 18
4.7.11.3
When Replacing the HDD .................................................................................................................................................... 4- 18
4.7.12
Controller Fan ......................................................................................................................................................4- 19
4.7.12.1
Before Removing the Controller Fan.................................................................................................................................... 4- 19
4.7.12.2
Removing the Controller Fan ............................................................................................................................................... 4- 19
Chapter 5
Original Exposure System
5.1
Construction ............................................................................................................................................... 5- 1
5.1.1
Specifications, Control Mechanisms, and Functions ...............................................................................................5- 1
5.1.2
Major Components...................................................................................................................................................5- 1
5.1.3
Construction of the Control System .........................................................................................................................5- 2
5.1.4
Reader Controller PCB ............................................................................................................................................5- 3
5.2
Basic Sequence ......................................................................................................................................... 5- 4
5.2.1
Basic Sequence of Operations at Power-On ...........................................................................................................5- 4
5.2.2
Basic Sequence of Operations in Response to a Press on the Start Key (book mode, 1 original)..........................5- 4
5.2.3
Basic Sequence of Operations in Response to a Press on the Start Key (ADF mode, 1 original) ..........................5- 5
5.3
Various Control Mechanisms ..................................................................................................................... 5- 6
5.3.1
Controlling the Scanner Drive System .....................................................................................................................5- 6
5.3.1.1
Overview .................................................................................................................................................................................. 5- 6
5.3.1.2
Reader Motor Control .............................................................................................................................................................. 5- 6
5.3.2
Contact Image Sensor (CIS)....................................................................................................................................5- 8
5.3.2.1
Overview .................................................................................................................................................................................. 5- 8
5.3.2.2
Analog Control Inside the Contact Image Sensor (CIS) .......................................................................................................... 5- 9
5.3.3
Enlargement/Reduction ...........................................................................................................................................5- 9
5.3.3.1
Changing the Magnification in Main Scanning Direction.......................................................................................................... 5- 9
5.3.3.2
Changing the Magnification in Sub Scanning Direction ........................................................................................................... 5- 9
5.3.4
Controlling the Scanning Lamp..............................................................................................................................5- 10
Summary of Contents for iR C3380 series
Page 1: ...Aug 29 2006 Service Manual iR C3380 2880 Series...
Page 2: ......
Page 6: ......
Page 23: ...Chapter 1 Introduction...
Page 24: ......
Page 26: ......
Page 52: ......
Page 53: ...Chapter 2 Installation...
Page 54: ......
Page 127: ...Chapter 3 Basic Operation...
Page 128: ......
Page 130: ......
Page 136: ......
Page 137: ...Chapter 4 Main Controller...
Page 138: ......
Page 160: ......
Page 161: ...Chapter 5 Original Exposure System...
Page 162: ......
Page 188: ...Chapter 5 5 24 F 5 68 4 Remove the original sensor 2 hook 1 F 5 69...
Page 189: ...Chapter 6 Laser Exposure...
Page 190: ......
Page 192: ......
Page 206: ......
Page 207: ...Chapter 7 Image Formation...
Page 208: ......
Page 256: ......
Page 257: ...Chapter 8 Pickup Feeding System...
Page 258: ......
Page 262: ......
Page 303: ...Chapter 9 Fixing System...
Page 304: ......
Page 306: ......
Page 321: ...Chapter 10 Externals and Controls...
Page 322: ......
Page 326: ......
Page 336: ...Chapter 10 10 10 F 10 10 2 Remove the check mark from SNMP Status Enabled...
Page 337: ...Chapter 10 10 11 F 10 11...
Page 359: ...Chapter 11 MEAP...
Page 360: ......
Page 362: ......
Page 401: ...Chapter 12 RDS...
Page 402: ......
Page 404: ......
Page 411: ...Chapter 13 Maintenance and Inspection...
Page 412: ......
Page 414: ......
Page 416: ...Chapter 13 13 2 F 13 1 8 9 1 2 3 3 5 6 7 10 11 12 13 14 4...
Page 421: ...Chapter 14 Standards and Adjustments...
Page 422: ......
Page 424: ......
Page 431: ...Chapter 15 Correcting Faulty Images...
Page 432: ......
Page 434: ......
Page 459: ...Chapter 16 Self Diagnosis...
Page 460: ......
Page 462: ......
Page 481: ...Chapter 17 Service Mode...
Page 482: ......
Page 484: ......
Page 571: ...Chapter 18 Upgrading...
Page 572: ......
Page 574: ......
Page 603: ...Chapter 19 Service Tools...
Page 604: ......
Page 606: ......
Page 609: ...Aug 29 2006...
Page 610: ......