Toshiba e-studio281c, Service Manual, Page: 108 / 414

e-STUDIO281c/351c/451c © 2005 - 2008 TOSHIBA TEC CORPORATION All rights reserved
GENERAL OPERATION
4 - 2
4.2 Description of Operation
4.2.1 Warming-up
1) Initialization
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Power ON
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IH coil (IH-COIL) ON
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Set number “1”, reproduction ratio “100%” and “Wait Warming Up” are displayed.
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Fan motors ON
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Initialization of laser optical system
- The polygonal motor (M4) rotates in high speed.
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Initialization of feeding system
- Each drawer tray goes up.
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Pre-running operation is stopped after five seconds.
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Cleaning of transfer belt
- Main motor (M6) is turned ON.
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Initialization of revolver motor (M12)
- Detects home position.
- Rotates the developer unit to the waiting position and stops rotating.
- (Performs image quality control.)*
1
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Initialization of scanning system
- The carriage moves to the home position.
- The carriage moves to the peak detection position.
- The exposure lamp (EXP) is turned ON.
- Peak detection (white color is detected by the shading correction plate)
- The exposure lamp (EXP) is turned OFF.
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The poligonal motor (M4) rotates in low speed.
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“READY (WARMING UP)” is displayed.
2) Pre-running operation
Pre-running operation is started when the temperature of the fuser belt surface reaches a certain
temperature.
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Transport motor (M9) is turned ON.
- Fuser roller rotation.
3) When the temperature of the fuser belt surface becomes sufficient for fusing,
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“READY” is displayed.
*1: Image quality control should be performed only at change of environment or periodical performing
timing.
4.2.2 Ready (ready for copying)
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Buttons on the control panel enabled
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When no button is pressed for a certain period of time,
- Set number “1” and reproduction ratio “100%” are displayed. Equipment returns to the normal
ready state.