Olivetti d-copia 1800 Service Manual page 230

2KL/2KK
Connector Pin No.
YC8 1
Connected 2
to the high
3
voltage
4
PWB
5
6
7
8
9
10
11
YC9 A1
Connected A2
to the paper
A3
feeder,
A4
paper size
length
A5
switch and
A6
toner con-
A7
tainer detec-
tion switch
A8
A9
B1
B2
B3
B4
B5
B6
B7
B8
B9
YC10 1
Connected 2
to the cool-
ing fan
motor 2
YC12 1
Connected 2
to the key
3
counter
4
YC13 1
Connected 2
to the eject
motor
3
4
2-3-6
Signal I/O
+24V2 O
+24V2 O
THVADJC O
THVDRN O
MHVADJC O
SHVDRN O
MHVDRN O
SHVISELN O
DHVCLKC O
PGND -
PGND -
LOPSRDY I
LOPSEL2 O
LOPSEL1 O
LOPSEL0 O
LOPSCLK O
LOPSDI I
LOPSDO O
SGND -
+5V2PF O
SGND -
+5V2PF O
C1PLSW3N I
C1PLSW2N I
SGND -
C1PLSW1N I
TCONDET I
SGND -
NC -
FAN2+24V1 O
FAN2DRN O
+24V1 O
KEYCN O
SGND -
KEYENBN I
COMDA O
COMDB O
COMDNA O
COMDNB O
Voltage
24 V DC 24 V DC power output to HVTPWB
24 V DC 24 V DC power output to HVTPWB
Analog Transfer high voltage control signal
0/3.3 V DC Transfer high voltage: On/Off
Analog Main charger high voltage control signal
0/3.3 V DC Separation high voltage: On/Off
0/3.3 V DC Main charger high voltage: On/Off
0/3.3 V DC Separation high voltage switching signal
0/3.3 V DC (pulse) Developing bias clock signal
- Ground
- Ground
0/5 V DC Paper feeder ready signal
0/5 V DC Paper feeder select signal 2
0/5 V DC Paper feeder select signal 1
0/5 V DC Paper feeder select signal 0
0/5 V DC (pulse) Paper feeder clock signal
0/5 V DC (pulse) Paper feeder serial communication data signal
0/5 V DC (pulse) Paper feeder serial communication data signal
- Ground
5 V DC 5 V DC power output to paper feeder
- Ground
5 V DC 5 V DC power output to paper feeder
0/3.3 V DC PLSW: On/Off
0/3.3 V DC PLSW: On/Off
- Ground
0/3.3 V DC PLSW: On/Off
0/3.3 V DC TCDSW: On/Off
- Ground
- Not used
24 V DC 24 V DC power output to CFM2
0/24 V DC CFM2: On/Off
24 V DC 24 V DC power output to key counter
0/3.3 V DC Key counter signal
- Ground
0/3.3 V DC Key counter detection signal
0/24 V DC (pulse) EM drive control signal
0/24 V DC (pulse) EM drive control signal
0/24 V DC (pulse) EM drive control signal
0/24 V DC (pulse) EM drive control signal
Service Manual
Description
Y110980-1