C3821: Fusing Abnormally Low Temperature Detection (Heating Side); C3823: Fusing Abnormally Low Temperature Detection (Pressurizing Side) - Konica Minolta bizhub C353P Service Manual

20. Malfunction code
20.5.42 C3721: Fusing abnormally high temperature detection (heating side)
20.5.43 C3723: Fusing abnormally high temperature detection (pressurizing side)
Fusing unit
Step
Check the fusing unit for correct installation
1
(whether it is secured in position).
Check the open/close operation of the
2
upper right door.
Check the fusing unit, PRCB and DCPU for
3 proper connection and correct or change
as necessary.
4 Change fusing unit
5 Change PRCB
6 Change DCPU
20.5.44

C3821: Fusing abnormally low temperature detection (heating side)

20.5.45

C3823: Fusing abnormally low temperature detection (pressurizing side)

Fusing unit
Step
Check the fusing unit for correct installation
1
(whether it is secured in position).
Check the open/close operation of the
2
upper right door.
Check the fusing unit, PRCB and DCPU for
3 proper connection and correct or change
as necessary.
4 Change fusing unit
5 Change PRCB
6 Change DCPU
444
Relevant parts
Action
Relevant parts
Action
Field Service Ver. 1.0 Oct. 2007
DC power supply (DCPU)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
—
—
—
—
DC power supply (DCPU)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
—
—
—
—
Location (Electri-
cal component)
—
—
—
—
—
—
Location (Electri-
cal component)
—
—
—
—
—
—