2KZ/2K0
2-3-16
YC17
1 SCANNER B1 O 0/24 V DC ISUM drive controll signal
Connected to
ISU motor,
home posi-
tion sensor,
original
detection
switch, origi-
nal size sen-
sor
2 SCANNER A2 O 0/24 V DC ISUM drive controll signal
3 SCANNER B2 O 0/24 V DC ISUM drive controll signal
4 SCANNER A1 O 0/24 V DC ISUM drive controll signal
5 3.3V4 O 3.3 V DC 3.3 V DC power output to HPS
6 GND - - GROUND
7 SCA_HP I 0/3.3 V DC HPS: On/Off
8 3.3V4 O 3.3 V DC 3.3 V DC power output to ODSW
9 GND - - GROUND
10 SCA_COVER I 0/3.3 V DC ODSW: On/Off
11 GND - - GROUND
12 SCA_SIZE I 0/3.3 V DC OSS: On/Off
13 5V4 O 5 V DC 5 V DC power output to OSS
YC18
1 GND - - GROUND
Connected to
document
processor
2 GND - - GROUND
3 24V4 O 24 V DC 24 V DC power output to DP
4 24V4 O 24 V DC 24 V DC power output to DP
5 DP_CLK O 0/3.3 V DC (pulse) DP clock signal
6 DP_SO O 0/3.3 V DC (pulse) Serial communication data signal
7 DP_SEL O 0/3.3 V DC DP select signal
8 DP_SI I 0/3.3 V DC (pulse) Serial communication data signal
9 DP_RDY I 0/3.3 V DC DP ready signal
10 DP_TMG I 0/3.3 V DC DPTS: On/Off
11 DP_OPEN I 0/3.3 V DC DPOCS: On/Off
YC19
1 GND - - GROUND
Connected to
IH PWB
2 RELAY O 3.3 V DC Relay remote
3 24V4 O 24 V DC 24 V DC power output to IHPWB
YC20
1 EJE_SOL_RE
TURN
O 0/24 V DC FSSOL: On/Off
Connected to
shift sole-
noid, eject
motor, paper
full sensor,
job paper full
sensor
2 24V4 O 24 V DC 24 V DC power output to FSSOL
3 EJECT_/B O 0/24 V DC (pluse) EM drive control signal
4 EJECT_/A O 0/24 V DC (pluse) EM drive control signal
5 EJECT_B O 0/24 V DC (pluse) EM drive control signal
6 EJECT_A O 0/24 V DC (pluse) EM drive control signal
7 3.3V4 O 3.3 V DC 3.3 V DC power output to PFS
8 GND - - GROUND
Connector Pin Signal I/O Voltage Description
Service Manual Y113010-4
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