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MX-M700N PAPER TRANSPORT SECTION G – 5
2. Operational descriptions
A. Outline
The paper transport section serves the function of transferring
paper from each paper feed port to the registration roller section.
Paper from manual feed, paper feed tray units 1 and 2 (optional),
and the right paper feed tray of the paper feed tray units 1 and 2 is
transported horizontally, whereas paper from the left paper feed
tray of the paper feed tray units 1 and 2, paper feed tray 3 and
paper feed tray 4 is transported vertically to the registration roller
section.
After the leading edge of the paper is synchronized with the leading
edge of the drum image in the registration roller section, the paper
that is transfer printed with the image in the transfer section passes
through the fusing section and is discharged either face-down or
face-up.
3. Disassembly and assembly
A. Vertical paper transport section 1
Code
Signal
name
Name
Function/Operation
Type
NOTE
MPFD2
MPFD2
Manual feed paper pass detector 2
Manual tray and LCC unit paper pass detection
Transmission
type
Paper transport
system sensor
MM
MM
Main motor
Drives the paper feed trays 1, 2, 3, and 4,
and the manual paper feed section.
DC brushless
motor
Paper pass
HPFC
HPFC
Horizontal paper transport clutch
Manual paper feed, paper feed tray 2 section,
LCC paper transport roller ON/OFF control
Electromagnetic
clutch
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
T1PPD
T1PPD
Paper pass detector
(Paper feed tray 1)
Paper pass detection from paper feed tray 1
Transmission
type
Paper transport
system sensor
No.
Name
Function/Operation
1
Transport roller 15
Transports the paper to resist roller.
2
Transport roller 4
Transports paper from the transport roller 3 to the transport roller 15.
3
Transport roller 3
Transports paper from the paper feed tray 2 and the transport roller 2 to the transport roller 3.
4
Transport roller 2
Transports paper from the manual paper feed and transport roller 2 to the transport roller 3.
5
Transport roller 13
Transports to the transport roller 15.
6
Paper guide lock solenoid
Lock the horizontal transport paper guide.
No.
Unit
No.
Parts
Mainte
nance
(1)
Paper feed tray 1
and 2 left PG unit
a
Transport roller 11 (Drive)
✕
{
(2)
Vertical transport
upper unit
a
Transport roller 13 (Drive)
✕
{
b
Transport sensor
(1)
(2)
(2)-a
(2)-b
(1)-a