Chapter 5
5-1
5.1 Construction
5.1.1 Specifications, Control Mechanisms, and Functions
0013-8565
/ / / / iR C3380i / iR C3380 / iR C2880i / iR C2880
The following are the major specifications, control mechanisms, and functions associated with the original exposure system:
T-5-1
5.1.2 Major Components
0013-8566
/ / / / iR C3380i / iR C3380 / iR C2880i / iR C2880
The original exposure system consists of the following major components:
F-5-1
T-5-2
Item
Description
Source of light
Xenon lamp (white)
Scan
in book mode: scan by a moving contact image sensor (CIS)
in ADF mode: scan by a stationary contact image sensor (CIS; stream reading)
Reading resolution
600 dpi (main scanning direction) x 600 dpi (sub scanning direction)
Number of gradations
256
Productivity (w/ ADF in use)
28 ipm (single-sided, A4/LTR)
Carriage position detection
by contact image sensor (CIS) HP sensor (PS501)
Magnification
25% to 400%
in main scanning direction: image processing by the main control PCB (main)
in sub scanning direction: image processing by the main controller PCB (main)
Lens
rod lens array
CCD
number of lines: 3 (RGB)
Number of pixels: 7488
maximum reading width: 310 mm
CIS drive control
by reader motor (M501)
Scanning lamp activation control
[1] by inverter circuit
[2] error detection
Original size identification
[1] Book Mode
main scanning direction:
by contact image sensor (CIS)
sub scanning mode:
by reflection sensor (AB/Inch)
[2] ADF mode
main scanning direction:
by slide guide in ADF
sub scanning direction:
by photo sensor in ADF
Item
Notation
Description
Contact image sensor (CIS)
xenon lamp (2 pc. of 2400 lx)
Reader motor
M501
pulse motor (carriage drive control)
CIS HP sensor
PS501
photointerrupter (CIS home position detection)
Copyboard cover open/closed sensor
PS502/PS503
photointerrupter (copyboard cover state (open/closed) detection)
(PS502)
sub scanning direction by angle of copyboard cover (lamp ON)
*1: accessories settings (100/230V model only)
Reamer motor (M501)
Original sensor 2
Original sensor 1
Reader controller PCB
Copyboard cover
open/closed sensor
(rear: PS503)
Copyboard cover
Open/closed sensor
(front: PS502)
Reader heater*1
Reader heater*1
CIS HP sensor
(PS501)
Contact image
sensor (CIS)
Inverter PCB
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...
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Page 362: ......
Page 401: ...Chapter 12 RDS...
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Page 404: ......
Page 411: ...Chapter 13 Maintenance and Inspection...
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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...
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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...
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Page 606: ......
Page 609: ...Aug 29 2006...
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