Manual Paper Feed Section - Sharp MX-C250 Service Manual

4. Manual paper feed section

A. Electrical and mechanism relation diagram
Signal name
FUM Fusing drive motor
HUD_M/TH_M Temperature/humidity sensor
MPED Paper empty detector (Manual paper feed tray)
No.
1 Paper feed roller
2 Separation roller
B. Operational descriptions
Only the top sheet of paper is fed from the paper stack on the man-
ual bypass tray, the feed roller is pressed against the paper surface
and sent to the transport section.
The feed roller transports paper to registration section. Against the
paper, by applying a force in the direction opposite to the feed roller
from below, separation rollers are prevented double feeding of the
paper. On / OFF control of the feed roller is carried out by the Man-
ual Feed Clutch
This model does not have an automatic paper size detection func-
tion in Multi-purpose tray.
Name
Name
Feeds paper to the paper transport section.
Apply the pressure to the paper feed roller in reverse direction and prevents the paper
from feeding it in layered condition.
MX-C250 OPERATIONAL DESCRIPTIONS 11 – 8
Function and operation
Drives the fusing unit, the paper feed section and Registration sections.
Detects the temperature and the humidity. (For the process control)
Detects paper empty. (Manual paper feed tray)
Function and operation