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MX-DE27 N  EXTERNAL VIEW AND INTERNAL STRUCTURE  2 – 3

C2LUD

Paper feed tray 2 upper limit 
detector

Transmission type

This detector detects when the tray in paper feed tray reaches its upper limit.

C2PED

Paper feed tray 2 paper  empty  
detector

Transmission type

This detector detects when there is paper in paper feed tray.

C2PFD

Paper feed tray 2 paper transport  
detector

Transmission type

This detector detects when paper is in the transport path for paper feed tray.

C2SPD

Paper feed tray 2 paper level 
detector

Transmission type

This detector detects the amount of paper remaining in paper feed tray.

C2SS1

Paper feed tray 2 paper rear edge 
detector 1

Tact switch

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.

C2SS2

Paper feed tray 2 paper rear edge 
detector 2

Tact switch

C2SS3

Paper feed tray 2 paper rear edge 
detector 3

Tact switch

C2SS4

Paper feed tray 2 paper rear edge 
detector 4

Tact switch

C2SSSET_D

Paper feed tray 2 attachment 
detection detector

---

This detector detects when paper feed tray is attached.

D1LUD

Paper feed tray 3 upper limit 
detector

Transmission type

This detector detects when the tray in paper feed tray reaches its upper limit.

D1MDC

Paper feed tray 3 mount detect 
connector

---

This detector detects when paper feed tray is attached.

D1PED

Paper feed tray 3 paper  empty  
detector

Transmission type

This detector detects when there is paper in paper feed tray.

D1PPD

Paper feed tray 3 paper pass 
detector

Transmission type

This detector detects when paper is in the transport path for paper feed tray .

D1PQD

Paper feed tray 3 paper quantity 
detector

Transmission type

This detector detects the amount of paper remaining in paper feed tray .

D1PRED1

Paper feed tray 3 paper rear edge 
detector 1

Tact switch

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 .

D1PRED2

Paper feed tray 3 paper rear edge 
detector 2

Tact switch

D1PRED3

Paper feed tray 3 paper rear edge 
detector 3

Tact switch

D1PRED4

Paper feed tray 3 paper rear edge 
detector 4

Tact switch

D2LUD

Paper feed tray 4 upper limit 
detector

Transmission type

This detector detects when the tray in paper feed tray 4 reaches its upper limit.

D2MDC

Paper feed tray 4 mount detect 
connector

---

This detector detects when paper feed tray 4 is attached.

D2PED

Paper feed tray 4 paper  empty  
detector

Transmission type

This detector detects when there is paper in paper feed tray 4.

D2PPD

Paper feed tray 4 paper pass 
detector

Transmission type

This detector detects when paper is in the transport path for paper feed tray 4.

D2PQD

Paper feed tray 4 paper quantity 
detector

Transmission type

This detector detects the amount of paper remaining in paper feed tray 4.

C2SS1 
C2SS3 

C2SS2 

C2SPD 

D1PQD 

D2PQD 

C2SS4 

D1PRED1 

C2SSSET_D 

D1MDC 

D2MDC 

D1PRED3 

D1PRED2 
D1PRED4 

D2PRED1 
D2PRED3 

D2PRED2 
D2PRED4 

C2LUD 

C2PED  C2PFD 

D2PPD 

D1LUD

D1PED 

D2LUD

D2PED 

D1PPD 

DSW-C2 

MX-DE27 N  EXTERNAL VIEW AND INTERNAL STRUCTURE  2 – 4

D2PRED1

Paper feed tray 4 paper rear edge 
detector 1

Tact switch

The paper feeder recognizes that the tray for paper feed tray 4 has been inserted 
when any of paper feed tray 4 paper rear edge detector 1 to 4 turns ON.
This detector detects the paper size of the tray in paper feed tray 4.

D2PRED2

Paper feed tray 4 paper rear edge 
detector 2

Tact switch

D2PRED3

Paper feed tray 4 paper rear edge 
detector 3

Tact switch

D2PRED4

Paper feed tray 4 paper rear edge 
detector 4

Tact switch

DSW-C2

Paper feed tray 2 open/close 
detection detector

Transmission type

This detector detects when the right door is opened or closed.

MX-DE27 N  EXTERNAL VIEW AND INTERNAL STRUCTURE  2 – 5

C2LUM

Paper feed tray 2 lift-up motor

DC brush motor

This motor lifts up the tray in paper feed tray.

C2PFC

Paper feed tray 2 transport clutch

Electromagnetic clutch

This clutch controls the ON/OFF status of the transport roller 1.

C2PUC

Paper feed tray 2 paper feed clutch

Electromagnetic clutch

This clutch controls the ON/OFF status of the paper feed roller (paper feed tray 2).

C2PUC C2PFC

C2LUM

MX-DE27 N  EXTERNAL VIEW AND INTERNAL STRUCTURE  2 – 6

C2LUM

Paper feed tray 2 lift-up motor

DC brush motor

This motor lifts up the tray in paper feed tray.

C2PFC

Paper feed tray 2 transport clutch

Electromagnetic 
clutch

This clutch controls the ON/OFF status of the  transport roller 1.

C2PUC

Paper feed tray 2 paper feed clutch

Electromagnetic 
clutch

This clutch controls the ON/OFF status of the paper feed roller (paper feed tray 2).

D1LM

Paper feed tray 3 lift-up motor

DC brush motor

This motor lifts up the tray in paper feed tray.

D1PFC

Paper feed tray 3 paper feed clutch

Electromagnetic 
clutch

This clutch controls the ON/OFF status of the paper feed roller (paper feed tray 3).

DPFM

Desk paper feed motor

DC brushless 
motor

This motor drives the paper feed and transport sections.

DPTRC

Desk paper transport clutch

Electromagnetic 
clutch

This clutch controls the ON/OFF status of the  transport roller 3, vertical transport roller 
1, transport roller 5 and vertical transport roller 2.

C2PUC

DPFM

C2PFC

DPTRC

C2LUM

D1LM

D1PFC