Sharp MX-DE25 / MX-26 / MX-27 (serv.man2) Service Manual ▷ View online
MX-DE27 ELECTRICAL SECTION 4 – 4
B. MX-DE26/DE27
A
A
B
B
C
C
D
D
E
E
E
E
D
D
C
C
B
B
A
A
1/2
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#33
NESS
3AF
ETY
ROUNDING
&
OR
APAN
#7(07"
&OR
APAN
6
NESS
6
NESS
3AF
ETY
ROUNDING
(EATER
(EATER
W
ER
(EATER
W
ER
3AF
ETY
ROUNDING
3AF
ETY
ROUNDING
(EATER
NESS
(EATER
NESS
/04)/.!,
3AF
ETY
ROUNDING
3AF
ETY
ROUNDING
(EATER
(EATER
STAND/2x550 SHEET PAPER DRAWER(MX-DE26)
STAND/3x550 SHEET PAPER DRAWER(MX-DE27)
㻯㻞㻼㼁㻯
㻯㻞㻼㻲㻯
㻯㻞㻸㼁㻹㻏
㻯㻞㻿㻼㻰
㻯㻞㻿㻿㻌㻼㼃㻮
Paper feed tray 2 paper level detector
Paper feed tray 2 paper rear edge detector
Paper feed tray 2 lift-up motor
Paper feed tray 2 paper feed clutch
Paper feed tray 2 transport clutch
$R
IV
E
Y
NESS
0
APER
EED
A
Y
NESS
㻯㻞㻼㻲㻰
㻯㻞㻸㼁㻰
㻯㻞㻼㻱㻰
Paper feed tray 2 paper empty detector
Paper feed tray 2 upper limit detector
Paper feed tray 2 paper transport detector
0
APER
EED
A
Y
EED
Paper feed tray 2 open/close detection detector
MX-DE27 ELECTRICAL SECTION 4 – 5
A
A
B
B
C
C
D
D
E
E
E
E
D
D
C
C
B
B
A
A
2/2
Main unit
㻟
㻣
㻠
㻥
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Paper feed tray 4 paper feed clutch (Tray 3 Only)
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STAND/2x550 SHEET PAPER DRAWER(MX-DE26)
STAND/3x550 SHEET PAPER DRAWER(MX-DE27)
-AIN
NESS
$
E
NESS
4
RA
Y
$$
E
NESS
4
RA
Y
3CS paper rear edge detection sensor
4CS paper rear edge detection sensor
(T
ray 3 Only)
$
IV
E
NESS
4
RA
Y
$
APER
EED
NESS
4
RA
Y
$$
APER
EED
NESS
4
RA
Y
$
APER
NESS
4
RA
Y
$$
APER
NESS
4
RA
Y
0
APER
EED
NESS
0
APER
EED
NESS
Paper feed tray 3 paper quantity detector
Paper feed tray 4 paper quantity detector
Paper feed tray 4 paper empty detector
Paper feed tray 4 upper limit detector
Paper feed tray 4 paper pass detector
0
APER
EED
A
Y
EED
0
APER
EED
A
Y
EED
Paper feed tray 3 paper pass detector
Paper feed tray 3 upper limit detector
Paper feed tray 3 paper empty detector
Paper feed tray 4 lift-up motor (Tray 3 Only)
Desk paper transport clutch
Desk paper feed motor
Paper feed tray 3 paper feed clutch
Paper feed tray 3 lift-up motor
MX-DE27 OPERATIONAL DESCRIPTIONS 5 – 1
MX-DE27
Service Manual
[5] OPERATIONAL DESCRIPTIONS
1. Electrical and mechanical relation diagram
A. Paper feed tray 2
C2SS1
C2SS3
C2SS3
C2SS2
C2SS4
C2SS4
C2SSSET_D
C2SPD
C2LUD
C2PED
DSW-C2
C2PFD
1
2
3
4
5
6
6
7
C2PUC
CLUM2
CPFM
C2PFC
MX-DE27 OPERATIONAL DESCRIPTIONS 5 – 2
Signal
name
Name
Function/operation
CPFM
Desk paper feed motor
This motor drives the paper feed and transport sections.
C2LUD
Paper feed tray 2 upper limit
detector
detector
This detector detects when the tray in paper feed tray reaches its upper limit.
C2LUM
Paper feed tray 2 lift-up motor
This motor lifts up the tray in paper feed tray.
C2PED
Paper feed tray 2 paper empty
detector
detector
This detector detects when there is paper in paper feed tray.
C2PFC
Paper feed tray 2 transport clutch
This clutch controls the ON/OFF status of the transport roller 1.
C2PFD
Paper feed tray 2 paper transport
detector
detector
This detector detects when paper is in the transport path for paper feed tray.
C2PUC
Paper feed tray 2 paper feed clutch
This clutch controls the ON/OFF status of the paper feed roller (paper feed tray 2).
C2SPD
Paper feed tray 2 paper level
detector
detector
This detector detects the amount of paper remaining in paper feed tray.
C2SS1
Paper feed tray 2 paper rear edge
detector 1
detector 1
The paper feeder recognizes that the tray for paper feed tray has been inserted when any of paper feed tray
paper rear edge detector 1 to 4 turns ON.
This detector detects the paper size of the tray in paper feed tray.
paper rear edge detector 1 to 4 turns ON.
This detector detects the paper size of the tray in paper feed tray.
C2SS2
Paper feed tray 2 paper rear edge
detector 2
detector 2
C2SS3
Paper feed tray 2 paper rear edge
detector 3
detector 3
C2SS4
Paper feed tray 2 paper rear edge
detector 4
detector 4
C2SSSET
Paper feed tray 2 attachment
detection detector
detection detector
This detector detects when paper feed tray is attached.
DSW-C2
Paper feed tray 2 open/close
detection detector
detection detector
This detector detects when the right door is opened or closed.
No.
Name
Function/operation
1
Paper pickup roller (Paper feed tray 2)
Feeds paper to the paper feed roller.
2
Paper feed roller (Paper feed tray 2)
Feeds paper to the paper transport section.
3
Separation roller (Paper feed tray 2)
Separates paper to prevent double feed.
4
Transport roller 1 (Drive)
Transports paper from the paper feed roller to the transport roller 2.
5
Transport roller 1 (Idle)
Applies a pressure to paper and the transport roller to provide a transport power of the transport roller to
paper.
paper.
6
Transport roller 2
Transports paper from the transport roller 1 to the main unit.
7
Vertical transport roller 1 (Drive)
Transports paper from the transport roller 4 to the main unit.
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