Kyocera FS-1920 Service Manual page 148

2FP/2FY/2FR-2
Connector Pin No.
YC7
1
2
Connected
3
to the
4
engine
5
relay
6
board, APC
7
board, and
8
polygon
9
motor
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
2-3-6
Signal I/O
+24V3 O
+3.3V1 O
MPFSOL* O
FPDATA I/O
MIDDR* O
FPDIR I
+24V3 O
FPCLK I
GND -
GND -
FEDDR* O
FPRST* O
+24V3 O
FANDR O
REGDR* O
MMOTON* O
GND -
MMOTRDY* I
+5V3 O
SAMPLE* O
DVFANDR O
LASER* O
VD0+ O
VD0- O
GND -
+5V3 O
PDIN* I
GND -
POLCLK* O
POLRDY* I
POLON* O
GND -
+24V3 O
GND -
Voltage
24 V DC 24 V DC power supply
3.3 V DC 3.3 V DC power supply
0/24 V DC MP feed solenoid: On/Off
0/3.3V DC(pulse) LCD controller board data signal
0/24 V DC Middle feed clutch: On/Off
0/3.3V DC LCD controller board control signal
24 V DC 24 V DC power supply
0/3.3V DC LCD controller board control signal
Ground Ground
Ground Ground
0/24 V DC Feed clutch: On/Off
0/3.3V DC LCD controller board RESET signal
24 V DC 24 V DC power supply
0/12/24 V DC Cooling fan motor: High speed/Low speed/Stop
0/24 V DC Registration clutch: On/Off
0/5 V DC Main motor: On/Off
Ground Ground
0/5 V DC Main motor READY signal: Ready/Not ready
5 V DC 5 V DC power supply
0/5 V DC Sample & Hold signal (laser power output)
12/24 V DC Developer fan motor: Low/High speed
0/5 V DC Laser output: On/Off
0/3.3V DC(pulse) Laser output data signal (+)
0/3.3V DC(pulse) Laser output data signal (-)
Ground Ground
5 V DC 5 V DC power supply
0/5V DC (pulse) Pin photo diode sensor detection signal
Ground Ground
0/5V DC (pulse) Clock signal for polygon motor rotation speed
0/5V DC Polygon motor READY signal: Ready/Not ready
0/5V DC Polygon motor: On/Off
Ground Ground
24 V DC 24 V DC power supply
Ground Ground
Description