Olivetti d-Copia 2500MF, Service Manual

Page: 277 / 296

2H0/2HZ
2-3-11
YC23 B3 HILIFTSW2 I 0/5 V DC LM-U paper gauge signal
Connected
to the upper/
lower lift
limit
switches,
upper/lower
paper
switches,
upper/lower
lift motors
and upper/
lower paper
size length
switches B4 GND - - Ground
B5 HILIFTSW1 I 0/5 V DC LM-U paper gauge signal
B6 GND - - Ground
B7 HILIFTREM O 0/24 V DC LM-U: On/Off
B8 GND - - Ground
B9 HILIFTSW I 0/5 V DC LICSW-U: On/Off
B10 +5VSL O 5 V DC 5 V DC power output to LICSW-U
B11 GND - - Ground
B12 HIPAPSW I 0/5 V DC PSW-U: On/Off
B13 +5VSL O 5 V DC 5 V DC power output to PSW-U
YC24 1 GND - - Ground
Connected
to the
optional DP 2 GND - - Ground
3 GND - - Ground
4 GND - - Ground
5 ORGVSYNC I 0/5 V DC Original scanning interval signal
6 DP_RDY I 0/5 V DC DP ready signal
7 DP_SEL O 0/5 V DC DP select signal
8 SCLK O 0/5 V DC (pulse) DP clock signal
9 SDO O 0/5 V DC (pulse) DP serial communication data signal
10 SDI I 0/5 V DC (pulse) DP serial communication data signal
YC25 1 N.C. - - Not used
Connected
to the power
source PWB 2 N.C. - - Not used
3 N.C. - - Not used
4 +24VIL
I
24V DC 24 V DC power input from PSPWB
YC26 A1 +5V1 O 5 V DC 5 V DC power output to MPWB
Connected
to the main
PWB A2 GND - - Ground
A3 AFESEL O 0/3.3 V DC Select signal
A4 AFERDY I 0/3.3 V DC Ready signal
A5 AFESI I 0/3.3 V DC (pulse) Serial communication data signal
A6 AFESCLKN I 0/3.3 V DC (pulse) Clock signal
A7 AFESDO O 0/3.3 V DC (pulse) Serial communication data signal
A8 E2CSDIR O 0/3.3 V DC E2CSDIR signal
A9 E2CSBSY O 0/3.3 V DC E2CSBSY signal
A10 E2CEGSI I 0/3.3 V DC (pulse) Serial communication data signal
A11 E2CSCKN I 0/3.3 V DC (pulse) Clock signal
A12 E2CEGSO O 0/3.3 V DC (pulse) Serial communication data signal
A13 SLEEP I 0/3.3 V DC Sleep signal: On/Off
A14 24VDN O 0/3.3 V DC 24 V DC power shut-off signal
A15 OPSWN - - Not used
B1 OVSYNC O 0/3.3 V DC Original scanning interval signal
B2 SCANHLDN I 0/3.3 V DC Scanner hold signal
B3 EGSCANRDY I 0/3.3 V DC Printing image interval signal
Connector Pin No. Signal I/O Voltage Description
Y108620-5 Service Manual