Kyocera PF-430, Руководство по обслуживанию

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5H2
2-3-2
.
Figure 2-3-2Main PWB silk-screen diagram
Connector Pin No. Signal I/O Voltage Description
CN1 1 +24V O 0/24 V DC Paper feed clutch: On/Off
Connected
to the paper
feed clutch 2 PFC - - Ground
CN2 1 SCLK I 0/5 V DC (pulse) Serial communication clock signal
Connected
to the
printer/
upper paper
feeder 2 SDO O 0/5 V DC (pulse) Serial communication data signal
3 SDI I 0/5 V DC (pulse) Serial communication data signal
4 READY O 0/5 V DC Paper feeder ready signal
5 SEL1 I 0/5 V DC Paper feeder selection signal (1)
6 SEL0 I 0/5 V DC Paper feeder selection signal (0)
7 SEL2 I 0/5 V DC Paper feeder selection signal (2)
8 +5V I 5 V DC 5 V DC power supply
9 GND - - Ground
10 +24V O 24 V DC 24 V DC power supply
11 N.C. - - Not used
CN3 1 SCLK O 0/5 V DC (pulse) Serial communication clock signal
Connected
to the lower
paper feeder 2 SDO I 0/5 V DC (pulse) Serial communication data signal
3 SDI O 0/5 V DC (pulse) Serial communication data signal
4 READY I 0/5 V DC Paper feeder ready signal
5 SEL1 O 0/5 V DC Paper feeder selection signal (1)
6 SEL0 O 0/5 V DC Paper feeder selection signal (0)
7 SEL2 O 0/5 V DC Paper feeder selection signal (2)
8 +5V O 5 V DC 5 V DC power supply
9 GND - - Ground
10 +24V O 24 V DC 24 V DC power supply
CN4 1 SW3 O 0/5 V DC Cassette size switch (3): On/Off
Connected
to the cas-
sette size
switch 2 SGMD - - Ground
3 SW2 O 0/5 V DC Cassette size switch (2): On/Off
4 SW1 O 0/5 V DC Cassette size switch (1): On/Off
CN6 1 PFM_*A O 0/24 V DC (pulse) Paper feed motor drive pulse
Connected
to the paper
feed motor 2 PFM_A O 0/24 V DC (pulse) Paper feed motor drive pulse
3 PFM_B O 0/24 V DC (pulse) Paper feed motor drive pulse
4 PFM_*B O 0/24 V DC (pulse) Paper feed motor drive pulse
CN5
CN4
10 1
1
4
CN3
CN6
1
4
1
0 11
12
1 1
CN
2
CN
1