Kyocera TASKalfa 3050ci Service Manual page 534

Connector Pin
YC3
1 SC_CLK
Connected to 2 SC_SO
main PWB
3 SC_SI
4 SC_BSY
5 SC_HLDN
6 SC_DIR
7 SC_IRN
8 GND(SPARE)
YC4
1 GND
Connected to 2 HTPDN
main PWB
3 LOCKN
4 GND
5 TX0N
6 TX0P
7 GND
YC5
1 SMOT AP
Connected to 2 SMOT BP
scanner
3 SMOT AN
motor
4 SMOT BN
YC6
1 +5V
Connected to 2 FAIL
LED PWB
3 SDA
4 SCL
5 VSET
6 SGND
7 PGND
8 PWM
9 POW
10 +24V1
11 +24V1
YC7
1 +24V1
Connected to 2 GND
power source
3 GND
PWB
4 GND
5 +24V2
6 +24V2
Signal I/O
I 0/3.3 V DC (pulse) Scanner clock signal
O 0/3.3 V DC (pulse) Serial communication data signal
I 0/3.3 V DC (pulse) Serial communication data signal
I 0/3.3 V DC
I 0/3.3 V DC
I 0/3.3 V DC
I 0/3.3 V DC
- -
- -
O 0/3.3 V DC
O 0/3.3 V DC
- -
O 0/3.3 V DC (pulse) Transmission data signal
O 0/3.3 V DC (pulse) Transmission data signal
- -
O 0/24 V DC (pulse)
O 0/24 V DC (pulse)
O 0/24 V DC (pulse)
O 0/24 V DC (pulse)
O 5 V DC
I 0/3.3 V DC
I/O 0/3.3 V DC
O 0/3.3 V DC (pulse) Clock signal
O Analog
- -
- -
O 0/3.3 V DC
O 0/3.3 V DC
O 24 V DC
O 24 V DC
I 24 V DC
- -
- -
- -
I 24 V DC
I 24 V DC
Voltage
Scanner busy signal
Scanner hold signal
Scanner communication direction sig-
nal
Scanner interrupt signal
Ground
Ground
Control signal
Lock signal
Ground
Ground
SM drive control signal
SM drive control signal
SM drive control signal
SM drive control signal
5 V DC power to LEDPWB
Error signal
Data signal
Analog voltage
Ground
Ground
PWM signal
LED driver: On/Off
24 V DC power to LEDPWB
24 V DC power to LEDPWB
24 V DC power from PSPWB
Ground
Ground
Ground
24 V DC power from PSPWB
24 V DC power from PSPWB
2-3-47
2LK/2LN/2LM/2LC
Description