Kyocera TASKalfa 1800 Service Manual page 398

Connector Pin
11 PFSEL2
YC18
Connected to 12 PFPAUSE
PF main
PWB
1 FCOVER
YC19
Connected to 2 GND
front cover
switch
1 POWERSW
YC20
Connected to 2 GND
power switch
3 SCOVERF
and right
4 GND
cover switch
GND
1
YC24
Connected to DC1_SET
2
key counter
DC1_COUNT
3
24V4
4
1 GND
YC26
Connected to 2 +24VIL1
right cover
open/close
switch
1 24V4
YC2003
Connected to 2 GND
FAX PWB
3 3.3V2
4 RESET
5 GND
6 SCLK
7 F2C_DAT
8 GND
9 C2F_SDA
10 CSN
11 GND
12 FAX_IRQ
13 NC
1 3.3V2
YC2006
Connected to 2 GND
operation
3 PRESETN
panel PWB
4 POWER_KEY
Signal I/O
O 0/3.3 V DC
O 0/3.3 V DC
I 0/3.3 V DC
- -
I 0/3.3 V DC
- -
- -
- -
- -
I 0/3.3 V DC
O 0/24V DC
O 24 V DC
- -
I 24V DC
O 24 V DC
- -
O 3.3 V DC
O 0/3.3 V DC
- -
O 0/3.3 V DC(pulse)
I 0/3.3 V DC
- -
O 0/3.3 V DC
O 0/3.3 V DC
- -
I 0/3.3 V DC
- -
O 3.3 V DC
- -
O 0/3.3 V DC
I 0/3.3 V DC
Voltage
PF select signal
PF control signal
FCSW: On/Off
Ground
PSSW: On/Off
Ground
Not used
Not used
Ground
Key counter set signal
Key counter count signal
24 V DC power output to Key counter
Ground
24 V DC power input from interlock switch
24 V DC power output to FAXPWB
Ground
3.3 V DC power output to FAXPWB
FAX reset signal
Ground
FAX clock signal
Serial communication data signal
Ground
Serial communication data signal
FAX select signal
Ground
FAX interrupt signal
Not used
3.3 V DC power output to OPPWB
Ground
Panel reset signal
Sleep key signal
2-2-8
2NC/2NF/2NG/2NN/3P7/3P8/3P9-2
Description