Description Of Operation; Warming-Up - Toshiba e-STUDIO 5540C Service Manual

3.7.2

Description of Operation

[ 1 ] Warming-up

1. Initialization
 Power ON
 IH coils (IH-COIL) / Heater lamps (LAMP) ON
 The set number "1", reproduction ratio "100%" and "Wait Warming Up" are displayed.
 Fan motors ON
 Initialization of laser optical system
- The polygonal motor (M34) rotates at high speed.
 Initialization of feeding system
- Each drawer tray goes up.
- Tandem LCF tray goes up.
 The pre-running operation is stopped after five seconds.
 Initialization of process unit system (process unit related section)
- The 2nd transfer roller moves to the releasing position.
- The transfer belt moves to the releasing position.
- The needle electrode cleaner moves to the home position.
 Drum phasing
- The drum motor (M27, M28) is turned ON.
- The transfer belt motor (M13) is turned ON.
 Cleaning of transfer belt
- (Performs color registration control.)*
- (Performs drum surface potential sensors control. (e-STUDIO6550C/6570C only))*
- (Performs image quality control.)*
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 (the white color is detected by the shading correction plate)
- The exposure lamp (EXP) is turned OFF.
The polygonal motor (M34) rotates at low speed.
"READY (WARMING UP)" is displayed.
2. Pre-running operation
The pre-running operation is started at the corresponding starting timing or when the temperature of
the pressure roller surface becomes pre-running.
The fuser motor (M6) is turned ON.
- Fuser roller rotation.
3. When the temperature of the fuser belt and pressure roller surfaces becomes sufficient for fusing,
 The IH coil (IH-COIL) / Heater lamps (LAMP) is turned OFF.
 "READY" is displayed.
The polygonal motor (M34) rotates at high speed for 30 seconds.
*1: Image quality control and color registration control should be performed only at a change of
environment or at periodical maintenance.
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e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
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OUTLINE OF THE MACHINE
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