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Sharp MX-M550N

Sharp MX-M550N
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MX-M700N EXTERNAL VIEW AND INTERNAL STRUCTURE 5 – 14
MIM MIM Scanner (reading) motor Stepping motor Drives the scanner (reading) section.
MM MM Main motor DC brush-less
motor
Drives the paper feed trays 1, 2, 3, and 4, and the manual
paper feed section.
PGM PGM LSU motor DC brush-less
motor
Drives the scanner (writing) (LSU) unit mirror.
POM1 POM1 Paper exit motor 1 Stepping motor Drives the paper transport roller 16. Selection of
Normal speed/
High speed
POM2 POM2 Paper exit motor 2 Stepping motor Drives the paper exit roller 1. Selection of
Normal speed/
High speed
SLUM /SLUM DSPF paper tray lift motor Stepping motor Lifts up and down the DSPF paper feed tray.
SPFM SPFM1 DSPF paper feed motor, paper
transport motor
Stepping motor Drives the paper feed roller and the transport roller.
SPSM SPFM2 DSPF paper exit motor Stepping motor Drives the paper exit roller. (DSPF)
T1LUM T1LUM Paper feed tray lift-up motor
(Paper feed tray 1)
DC brush motor Drives the lift plate of the paper feed tray. Selection of
Rotation mode/
Brake mode
T2LUM T2LUM Paper feed tray lift-up motor
(Paper feed tray 2)
DC brush motor Drives the lift plate of the paper feed tray. Selection of
Rotation mode/
Brake mode
TM1 TM1 Toner motor 1 Synchronous
motor
Transports toner in the toner hopper to the developing
unit./ Transports waste toner to the waste toner section.
TM2 TM2 Toner motor 2 Synchronous
motor
Transports toner in the toner bottle to the toner hopper.
TRM TRM Resist roller front drive motor Stepping motor Drives the paper transport roller 15. Normal speed
mode/ Resist
roller front
paper transport
timing control
(Warp amount
control)
TURM TURM Transfer separation motor DC brush motor Drives and separates the transfer belt. When executing
the process
correction and
detecting a jam,
the transfer belt
is separated
from the OPC
drum.
VPM VPM Vertical paper transport motor Stepping motor Drives the paper transport rollers 4 and 13. Normal speed
mode
WEBM WEBM WEB motor Synchronous
motor
Drives the WEB roller
Code
Signal
name
Name Type Function/Operation NOTE

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