Chapter 9
9-9
F-9-7
[1] Pressure plate
[2] Release lever
[3] Sensor flag
[4] Fixing film unit
[5] Pressure roller
PS13: Fixing pressure releasing home position sensor
M3: Fixing motor
Below are the cases in which pressure will be applied to the fixing film unit:
- When pressure is not applied at power-on state
- When pressure is applied at power-on state
- When returning from sleep mode
- After jam removal
- When the state of pressure application is not certain after opening / closing doors with interlocks such as front cover (E.g. when a door is opened while pressure
is being applied)
Below are the cases in which pressure will be released from the fixing film unit:
- In power ON jam at power-on state
- When paper jam has occurred
- When the equipment enters the sleep mode (both the soft switch and the timer are applicable)
The fixing motor (M3) will be rotated forward (the positive rotation) when pressure is applied. The fixing motor (M3) will be rotated in the opposite direction (the
negative rotation) when pressure is released.
The sensor flag [3] in conjunction with the pressure release cover [2] will be rotated, and the fixing automatic pressure release position sensor (PS13) will detect
the movement. This regulates the start / end timings of applying and releasing pressure.
Error code
Error in pressure/release of fixing film unit
In case that the output of fixing automatic pressure phase sensor is not changed although rotating/reversing the fixing motor
9.4 Protective Functions
9.4.1 Overview
0013-8529
/ / / / iR C3380i / iR C3380 / iR C2880i / iR C2880
It is a function that detects overheating of the fixing assembly to cut off the power to the heater.
The machine is equipped with the following mechanisms that detect overheating of the fixing assembly to cut the power to the heater:
- cutting off the power using the DC controller (CPU)
- cutting off the power using a safety circuit
- cutting off the power using a thermal switch
[5]
[4]
[1]
PS13
[2]
[3]
[4]
[5]
[5]
[1]
PS13
[3]
M3
M3
Pressed
Released
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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