Epson AcuLaser Color 2000, Service Manual

Page: 24 / 204

EPSON AcuLaser C2000 Revision C
Product Descriptions Controller Unit Specifications 24
Fuser unit Developer Cartridge
Table 1-11. Sensor Specifications - Fuser Unit
Detected
Conditions
Detection Method Comments
Mounted/
unmounted
Electrical contact detection
method (detected by voltage
of speed detection trimmer
inside the unit)
---
New product
Fuse method (Cut fuse in new
product)
---
Mounted/
unmounted
detection at
powering on
Electrical contact detection
method
• Can be mounted/
unmounted while power is
on
• No damage on mechanism
• Status is updated when the
cover is closed
Consumption
Total operating time of the
fuser motor
Added up in 30 sec. unit
Near end
The total operating time of
the fuser motor
28,880 counts
End of life
The total operating time of
the main motor.
36,000 counts
Printing is forbidden in the
following timing
• While printing of up to 100
images (300sec.) is
performed after the End of
life detection
• After printing completed.
Table 1-12. Sensor Specifications - Developer Cartridge
Detected
Conditions
Detection Method Comments
Mounted/
unmounted
Electrical contact detection
method (detected by voltage
of speed detection trimmer
inside the unit)
---
New product
Fuse method (Cut fuse in new
product)
---
Mounted/
unmounted
detection at
powering on
Electrical contact detection
method
• Can be mounted/
unmounted while power is
on
• No damage on mechanism
• Status is updated when the
cover is closed and the
rotary rotates once.
Residual toner
Counts images by the
mechanical controller.
---
Near end
Counts images by the
mechanical controller
Counts the luminescent
period of the LD.
4,800 images or 3,200 counts
of the LD luminescence
period , whichever reaches
earlier.
End of life
Counts images by the
mechanical controller.
Reflective photo sensor
6,000 images
Detected by the counter
whichever reaches 6,000
earlier.
Printing is not forbidden.
Genuine SEC
product
Un-compatible rib ---