Epson AcuLaser Color 2000, Руководство по обслуживанию

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EPSON AcuLaser C2000 Revision C
Operating Principles Printing Process 87
Temperature Control
When heating the roller, the temperature control drives the fusion motor
and fuses the pressure roller. It is estranged on the envelope mode.
Figure 2-32. Temperature Control
Sleep
170 ~ 185 °
C
140
°
C
80
°
C
Temperature
Warming Up
Standby Printing
Fusing Pressure
Motor ON
Table 2-10. Temperature Control
No. Timing Temperature Control
1 Warm up When turning the power switch ON, warming up is
started and the heater lamp is turned ON. After the
pressure roller is heated, pressure is started and the
fusion motor is turned ON. Fusion motor is kept to be ON
until the temperature of the heat roller becomes 170°C
and the pressure roller becomes 140°C. Then the fusion
motor is turned OFF to estrange the roller.
2 Stand-by Controls the temperature of the heat roller to be 170°C.
3 Printing CPU reads the exo-mechanical sensor (HS1) and heat
roller temperature (TH1) and controls the heat roller
temperature as shown below.
Note: Heat roller temperature is controlled a little low.
Paper Type Monochrome Color
Plain Paper 175°C ~ 185°C 170°C ~ 180°C
Thick Paper 165°C ~ 175°C 160°C ~ 175°C
OHP 155°C ~ 160°C 155°C ~ 160°C
Letter Head 175°C ~ 185°C 170°C ~ 180°C
Envelope 175°C ~ 180°C 175°C ~ 180°C
4 Sleeping When it received sleep mode signal from the controller,
the printer turns off the heater lamp. It keeps heater lamp
OFF condition until it receives the releasing command
from the controller. If the printer receives the sleep mode
command amid printing, the printer controls sleep after
printing.