MX-CSX1, MX-CSX2. AUG 10-REVISED MX-CSX1 2 SERVICE MANUAL - Sharp Copying Equipment Service Manual (repair manual). Page 29

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MX-CSX2  SIGNAL LIST  8 – 1
MX-CSX2
Service Manual
 
[8] SIGNAL LIST
Signal 
name
Name
Function/Operation
Connector level
Connector 
No.
Pin 
No.
NOTE
"L"
"H"
D1COCS
Tray 2 cover open/close detector
Detects open/close of the right door of 
the tray 2.
Open
Close
CNF
5
D1LM
Tray 2 lift-up motor
Tray 2 lift motor ON/OFF signal
OFF
ON
CNH
12
D1PED
Tray 2 paper empty detector
Detects paper empty in the tray 2.
Paper 
present
Paper 
empty
CNG
1
D1PFC
Tray 2 paper feed clutch
Tray 2 paper feed clutch ON/OFF signal
ON
OFF
CNF
4
D1PPD
Tray 2 paper transport detector
Detects transport paper in the tray 2.
Paper 
present
Paper 
empty
CNG
5
D1PQD
Tray 2 paper remaining quantity 
detector
Detects the paper remaining quantity in 
the tray 2.
CNH
4
Detects in 3 steps 
depending on the 
number of times 
of ON/OFF.
D1PRED1
Tray 2 paper rear edge detector 1
Tray 2 paper size detection 1 signal
CNH
7
The paper size is 
determined by 
the combination 
pattern of 3bit.
D1PRED2
Tray 2 paper rear edge detector 2
Tray 2 paper size detection 2 signal
CNH
9
D1PRED3
Tray 2 paper rear edge detector 3
Tray 2 paper size detection 3 signal
CNH
11
D1PTC
Tray 2 paper transport clutch
Tray 2 transport clutch ON/OFF signal
ON
OFF
CNF
3
D1ULD
Tray 2 upper limit detector
Detects the upper limit position of the 
tray 2 rotating plate.
Other than 
upper limit 
position
Upper limit 
position
CNG
8
D2COCS
Tray 3 cover open/close detector
Detects open/close of the right door of 
the tray 3.
Open
Close
CNC
1
D2LM
Tray 3 lift-up motor
Tray 3 lift motor ON/OFF signal
OFF
ON
CNC
9
D2MDC
Tray 3 installation detection 
connector
Detects installation of the tray 3.
Installation
No
installation
CND
5
D2PED
Tray 3 paper empty detector
Detects paper empty in the tray 3.
Paper 
present
Paper 
empty
CNC
5
D2PFC
Tray 3 paper feed clutch
Tray 3 paper feed clutch ON/OFF signal
ON
OFF
CNC
13
D2PPD
Tray 3 paper transport detector
Detects transport paper in the tray 3.
Paper 
present
Paper 
empty
CNC
7
D2PQD
Tray 3 paper remaining quantity 
detector
Detects the paper remaining quantity in 
the tray 3.
CND
9
Detects in 3 steps 
depending on the 
number of times 
of ON/OFF.
D2PRED1
Tray 3 paper rear edge detector 1
Tray 3 paper size detection 1 signal
CND
15
The paper size is 
determined by 
the combination 
pattern of 3bit.
D2PRED2
Tray 3 paper rear edge detector 2
Tray 3 paper size detection 2 signal
CND
13
D2PRED3
Tray 3 paper rear edge detector 3
Tray 3 paper size detection 3 signal
CND
11
D2PTC
Tray 3 paper transport clutch
Tray 3 transport clutch ON/OFF signal
ON
OFF
CNC
11
D2ULD
Tray 3 upper limit detector
Detects the upper limit position of the 
tray 3 rotating plate.
Other than 
upper limit 
position
Upper limit 
position
CNC
3
D3COCS
Tray 4 cover open/close detector
Detects open/close of the right door of 
the tray 4.
Open
Close
CNC
2
D3LM
Tray 4 lift-up motor
Tray 4 lift motor ON/OFF signal
OFF
ON
CNC
10
D3MDC
Tray 4 installation detection 
connector
Detects installation of the tray 4.
Installation
No
installation
CND
6
D3PED
Tray 4 paper empty detector
Detects paper empty in the tray 4.
Paper 
present
Paper 
empty
CNC
6
D3PFC
Tray 4 paper feed clutch
Tray 4 paper feed clutch ON/OFF signal
ON
OFF
CNC
14
D3PPD
Tray 4 paper transport detector
Detects transport paper in the tray 4.
Paper 
present
Paper 
empty
CNC
8
D3PQD
Tray 4 paper remaining quantity 
detector
Detects the paper remaining quantity in 
the tray 4.
CND
10
Detects in 3 steps 
depending on the 
number of times 
of ON/OFF.
D3PRED1
Tray 4 paper rear edge detector 1
Tray 4 paper size detection 1 signal
CND
16
The paper size is 
determined by 
the combination 
pattern of 3bit.
D3PRED2
Tray 4 paper rear edge detector 2
Tray 4 paper size detection 2 signal
CND
14
D3PRED3
Tray 4 paper rear edge detector 3
Tray 4 paper size detection 3 signal
CND
12
D3PTC
Tray 4 paper transport clutch
Tray 4 transport clutch ON/OFF signal
ON
OFF
CNC
12
D3ULD
Tray 4 upper limit detector
Detects the upper limit position of the 
tray 4 rotating plate.
Other than 
upper limit 
position
Upper limit 
position
CNC
4
DPFM-CLK
Transport motor clock
Controls the transport motor RPM.
CNE
1
DPFM-EN
Transport motor enable
Transport motor control enable
Enable
Disable
CNE
3
DPFM-T
Transport motor lock detection
Transport motor lock detection
No lock
Lock
CNE
2
DSR-DESK
Communication request for the main unit
No request
Request
CNA
4
DTR-DESK
Communication allow from the main unit
Enable
Disable
CNA
5
RES-DESK
Reset of the desk main PWB
Reset
CNA
3
RXD-DESK
UART output from the desk
CNA
6
TRC-DESK
Transport synchronization signal with 
the main unit
Stop
Transport
CNA
2
TXD-DESK
UART input from the main unit
CNA
7
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