Kyocera KM-2810, Service Manual

Page: 168 / 180

2H9
2-3-6
YC9 1 GND - - Ground
Connected
to the scan-
ner PWB 2 +3.3V1 O 3.3 V DC 3.3 V DC power source
3 CPUCLK I 0/3.3 V DC (pulse) Serial communications clock signal
4 CPUSI I 0/3.3 V DC (pulse) Serial communications data input
5 CPUSO O 0/3.3 V DC (pulse) Serial communications data output
6 CPUSEL I 0/3.3 V DC Communications select signal
7 CPURDY O 0/3.3 V DC Communications ready signal
8 OVMONOUT O 0/3.3 V DC Communications ready signal
9 PAGESET O 0/3.3 V DC Vertical synchronizing monitor signal
10 SEGSO I 0/3.3 V DC Vertical synchronizing signal
11 SSCKN O 0/3.3 V DC (pulse) Serial communications clock
12 SEGSI O 0/3.3 V DC (pulse) Serial communications data input
13 SSBSY I 0/3.3 V DC Impossible transmission/Completion notice signal
14 SSDIR I 0/3.3 V DC Serial communications T/R switching signal
15 SEGIR I 0/3.3 V DC Serial communications interruption demand signal
YC10 1 +24V3 O 24 V DC 24 V DC power source
Connected
to the laser
scanner unit 2 GND - - Ground
3 PLGDRN O 0/3.3 V DC Polygon motor: On/Off
4 PLGRDY I 0/3.3 V DC Polygon motor ready signal
5 PLGCLK O 0/3.3 V DC (pulse) Polygon motor clock signal
6 PDN I 0/3.3 V DC (pulse) Horizontal synchronizing signal
7 GND - - Ground
8 VDON O 0/3.3 V DC (pulse) Video data signal (+)
9 VDOP O 0/3.3 V DC (pulse) Video data signal (-)
10 OUTPEN O 0/3.3 V DC Laser output enable signal
11 SAMPLEN O 0/3.3 V DC Sample/hold timing switching signal
12 +3.3V1 O 3.3 V DC 3.3 V DC power source
YC16 1 PILED O 3.3 V DC 3.3 V DC power source
Connected
to the MP
paper sen-
sor 2 GND - - Ground
3 HANDSN I 0/3.3 V DC MP paper sensor: On/Off
YC17 1 +24V3 O 24 V DC 24 V DC power source
Connected
to the main
motor 2 GND - - Ground
3 MMOTRDYN I 0/3.3 V DC Main motor ready signal
4 MMOTCLK O 0/3.3 V DC (pulse) Main motor clock signal
5 REMOTEN O 0/3.3 V DC Main motor: On/Off
YC18 1 PILED O 3.3 V DC 3.3 V DC power source
Connected
to the paper
sensor 2 GND - - Ground
3 PAPER I 0/3.3 V DC Paper sensor: On/Off
YC19 1 PILED O 3.3 V DC 3.3 V DC power source
Connected
to the exit
sensor 2 GND - - Ground
3 EXITN I 0/3.3 V DC Exit sensor: On/Off
Connector Pin Signal I/O Voltage Description