Sharp MX-M550U

MX-M700N PAPER TRANSPORT SECTION G – 3
Code
Signal
name
Name Function/Operation Type NOTE
MPRD1 MPRD1 Paper feed tray 2 paper pass
detector 1
Manual feed/paper feed tray 2/LCC paper pass
detection
Transmission
type
Paper transport
system sensor
MPRD2 MPRD2 Paper feed tray 2 paper pass
detector 2
Manual feed/paper feed tray 2/LCC paper pass
detection
Transmission
type
Paper transport
system sensor
PPD PPD Resist roller front paper pass
detector
Paper pass detection in front of resist roller Reflection type Paper transport
system sensor
RRC RRC Resist roller clutch Resist roller ON/OFF control Electromagnetic
clutch
PSBC PSBC Resist roller brake clutch Resist roller braking Electromagnetic
clutch
MM MM Main motor Drives the paper feed trays 1, 2, 3, and 4,
and the manual paper feed section.
DC brush-less
motor
Paper pass
TRM TRM Resist roller front drive motor Drives the paper transport roller 15. Stepping motor Normal speed
mode/ Resist
roller front
paper transport
timing control
(Warp amount
control)
VPM VPM Vertical paper transport motor Drives the paper transport rollers 4 and 13. Stepping motor Normal speed
mode
No. Name Function/Operation
1 Resist roller (Drive) Transports paper to the transfer section. /
Controls the transport timing of paper to adjust the relationship between images and paper.
2 Resist roller (Idle) Applies a pressure to paper and the resist roller to provide transport power of the transport roller to
paper.
3 Transport roller 15 Transports paper to the transport resist roller.