Epson AcuLaser C1900 Service Manual page 91

EPSON AcuLaser C1900/AcuLaser C900
Table 2-3. Various Sensors (continued)
Detecting
Unit Detecting method
matter
Presence None
New product None
Insertion when
None
powering on
Fuser Unit
Amount Near end value is not set for
consumed engine
Near end value is not set for
Near end
engine
End value is not set for
End
engine
Presence None
New product None
Insertion when
None
powering on
Second Transfer
Roll
Amount
None
consumed
Near end None
End None
Note "*1": 4.5k cartridge: Up to 6000 pages (A4size) / print ratio less than 5%.
1.5k cartridge: Up to 2000 pages (A4size) / print ratio less than 5%.
Operating Principles
Remark
"Abnormal warm-up" error
occurs when it is not installed
When new product installed:
Performs counter reset from
controller
Controller sets near end value
(By service personnel)
Mechanism Overview
Revision B
91