Olivetti d-Copia 3003MF - Page 227

2MH/2MJ/2MK/2ML
2-3-2
Connector Pin Signal I/O Voltage Description
YC101 1 NEUTRAL I 220 - 240 V AC AC power input
Connected to
the AC inlet
2 LIVE I 220 - 240 V AC AC power input
YC102 1 LIVE O 220 - 240 V AC Fuser heater output
Connected to
the Fuser
heater
2 NEUTRAL O 220 - 240 V AC Fuser heater output
YC103 1 +24V1 O 24 V DC 24 V DC power source
Connected to
the high volt-
age PWB
2 SGND - - Ground
3 FAN I 0/24 V DC Left cooling fan motor: On/Off
4 THERM O Analog Fuser thermistor detection voltage
5 +3.3V1 I 3.3 V DC 3.3 V DC power source
6 HEATN I 0/3.3 V DC Fuser heater: On/Off
7 SLEEP I 0/3.3 V DC Sleep mode signal: On/Off
8 ZCROSS O 0/3.3 V DC (pulse) Zero cross signal
9 +24V2 O 24 V DC 24 V DC power source (via interlock
switch)
10 +24V2 O 24 V DC 24 V DC power source (via interlock
switch)
11 PGND - - Ground
12 PGND - - Ground
YC104 1 +24V1 O 24 V DC 24 V DC power source
Connected to
the left cool-
ing fan motor
2 FAN O 0/24 V DC Left cooling fan motor: On/Off
YC105 1 +3.3V1 O 3.3 V DC 3.3 V DC power source
Connected to
the fuser
thermistor
2 N.C. - - Not used
3 THERM I Analog Fuser thermistor detection voltage
YC106 1 +24V1 O 24 V DC 24 V DC power source
Connected to
the scanner
PWB
2 N.C. - - Not used
3 GND - - Ground
Service Manual Y113860-1