C900); Execution Conditions For Image Stabilization Control (Only For Aculaser C900) - Epson AcuLaser C1900 Service Manual

EPSON AcuLaser C1900/AcuLaser C900
2.3.1 Execution Conditions for Image Stabilization
Control (Only for AcuLaser C900)
EXECUTION TIMING FOR IMAGE STABILIZATION CONTROL
At turning power on or recovery from sleep mode after printing of 1,000 sheets or
more counted from the previous execution of image stabilization control
Immediately after replacement of a toner cartridge, the Photoconductor Unit or
intermediate transfer belt
After clearing of the life counter following the replacement of the Fuser Unit
(The secondary transfer roller replaced simultaneously can affect image quality.)
Forced execution of image stabilization control
At turning power on if ambient conditions, such as humidity, are detected to have
changed significantly compared with those at previous power turning on
AIDC CONTROL EXECUTION TIMING
At turning power on or recovery from sleep mode after printing of 200 sheets or more
counted from the previous execution of AIDC control or image stabilization control
FORCED EXECUTION OF IMAGE STABILIZATION CONTROL
When proper result is not obtained by pixel depth correction control, the image stabilization
control processing can be forcedly executed by the following procedure:
1. Make certain that the printer is not in "error" status, remove the paper from all the
paper feeders.
2. Open and close one of the printer covers (Front, AB and DM). After completion of
closing the cover, the image stabilization control will be executed.
Operating Principles
"ACULASER C900" DIFFERENCE FROM ACULASER C1000
CONCERNING AIDC CONTROL EXECUTION
Concerning AIDC control execution, AL-C900 is different from AcuLaser C1000 in the
following points:
Table 2-7. "AcuLaser C900" Difference from AcuLaser C1000
At turning power
on
At opening and
closing cover
At recovery from
sleep mode
Image Stabilization Control
Figure 2-3. Locations of Covers
AcuLaser C1000
AIDC control is always executed The previous control value has
at power on. been stored and AIDC control is
executed only when necessary.
At opening and closing a cover Control is executed only when a
except at occurrence of paper jam, cover is opened and closed for
AIDC control is always executed. replacement of consumable or
forced execution of image
stabilization control.
Not executed AIDC control is executed
depending on the number of
printed sheets counted from the
previous execution of control.
Revision B
AcuLaser C900
95