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
Содержание iR C2880 series
Страница 1: ...Aug 29 2006 Service Manual iR C3380 2880 Series ...
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Страница 23: ...Chapter 1 Introduction ...
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Страница 53: ...Chapter 2 Installation ...
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Страница 127: ...Chapter 3 Basic Operation ...
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Страница 137: ...Chapter 4 Main Controller ...
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Страница 161: ...Chapter 5 Original Exposure System ...
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Страница 188: ...Chapter 5 5 24 F 5 68 4 Remove the original sensor 2 hook 1 F 5 69 ...
Страница 189: ...Chapter 6 Laser Exposure ...
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Страница 207: ...Chapter 7 Image Formation ...
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Страница 257: ...Chapter 8 Pickup Feeding System ...
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Страница 303: ...Chapter 9 Fixing System ...
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Страница 321: ...Chapter 10 Externals and Controls ...
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Страница 336: ...Chapter 10 10 10 F 10 10 2 Remove the check mark from SNMP Status Enabled ...
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Страница 359: ...Chapter 11 MEAP ...
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Страница 401: ...Chapter 12 RDS ...
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Страница 411: ...Chapter 13 Maintenance and Inspection ...
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Страница 416: ...Chapter 13 13 2 F 13 1 8 9 1 2 3 3 5 6 7 10 11 12 13 14 4 ...
Страница 421: ...Chapter 14 Standards and Adjustments ...
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Страница 431: ...Chapter 15 Correcting Faulty Images ...
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Страница 459: ...Chapter 16 Self Diagnosis ...
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Страница 481: ...Chapter 17 Service Mode ...
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Страница 571: ...Chapter 18 Upgrading ...
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Страница 603: ...Chapter 19 Service Tools ...
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Страница 605: ...Contents Contents 19 1 Service Tools 19 1 19 1 1 Special Tools 19 1 19 1 2 Solvents and Oils 19 2 ...
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Страница 609: ...Aug 29 2006 ...
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