2KR/2KS
2-3-10
YC10 A1 CHGSOL2 O 0/24 V DC FSSOL: On/Off (return)
Connected
to the feed-
shift sole-
noid,
feedshift
switch, eject
switch, fuser
fan motor,
left cover 1
switch,
paper feed
clutch 1/2,
humidity
sensor and
eject motor
A2 CHGSOL1 O 0/24 V DC FSSOL: On/Off (activate)
A3 +24V2 O 24 V DC 24 V DC power output to FSSOL
A4 GND - - Ground
A5 DUPS I 0/3.3 V DC FSSW: On/Off
A6 +5V O 5 V DC 5 V DC power output to FSSW
A7 GND - - Ground
A8 FDFULPS - - Not used
A9 +5V - - Not used
A10 GND - - Ground
A11 FDEJPS I 0/3.3 V DC ESW: On/Off
A12 +5V O 5 V DC 5 V DC power output to ESW
A13 24V1 O 24 V DC 5 V DC power output to FUFM
A14 FAN1 O 0/24 V DC FUFM: On/Off
A15 GND - - Ground
A16 SIDCOSW I 0/3.3 V DC LC1SW: On/Off
B1 UPFECL O 0/24 V DC PFCL1: On/Off
B2 UP24V O 24 V DC 24 V DC power output to PFCL1
B3 LO24V O 24 V DC 24 V DC power output to PFCL2
B4 LOFECL O 0/24 V DC PFCL2: On/Off
B5 +24V2 O 24 V DC 24 V DC power output to RCL
B6 REGFECL O 0/24 V DC RCL: On/Off
B7 +3.3V O 3.3 V DC 3.3 V DC power output to HUMS
B8 SDA I Analog HUMS detection voltage signal
B9 GND - - Ground
B10 SCL I Analog Thermistor detection voltage signal
B11 STEPBD O
0/24 V DC (pulse)
EM drive control signal
B12 STEPB O
0/24 V DC (pulse)
EM drive control signal
B13 STEPAD O
0/24 V DC (pulse)
EM drive control signal
B14 STEPA O
0/24 V DC (pulse)
EM drive control signal
B15 OPEN - - Not used
B16 OPEN - - Not used
YC11 1 +24V2 O 24 V DC 24 V DC power output to DM
Connected
to the drive
motor and
paper feed
motor
2 PGND - - Ground
3 MMOT_RDY I 0/3.3 V DC DM ready signal
4 MMOT_CLK O 0/3.3 V DC (pulse) DM clock signal
5 MMOT_REM O 0/24 V DC DM: On/Off
6 +24V2 O 24 V DC 24 V DC power output to PFM
7 PGND - - Ground
8 SMOT_RDY I 0/3.3 V DC PFM ready signal
9 SMOT_CLK O 0/3.3 V DC (pulse) PFM clock signal
10 SMOT_REM O 0/24 V DC PFM: On/Off
Connector Pin No. Signal I/O Voltage Description
Service Manual Y111960-2
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