Olivetti d-Copia 18MF Service Manual page 175

Connector Pin No.
YC1
A1
A2
Connected
A3
to the FAX
A4
control
A5
PWB
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
Y104230-6
Signal I/O
NC -
NC -
AUDIO I
+3.3 V O
GND -
A13 O
A11 O
A9 O
GND -
A6 O
A4 O
A2 O
GND -
OP2IFn O
OP2IRn I
RDY O
GND -
IORn O
RESETn O
D15 O
GND -
D12 O
D10 O
D8 O
GND -
D5 O
D3 O
D1 O
GND -
NC -
NC -
TXDREQ I
+3.3 V O
A15 O
A14 O
A12 O
A10 O
A8 O
A7 O
A5 O
A3 O
A1 O
+3.3 V O
OP2ACKn I
+5 V O
RXDREQ I
RXDMACKn O
IOWn O
TXDMACKn O
D14 O
D13 O
D11 O
D9 O
D7 O
D6 O
D4 O
D2 O
D0 O
NC -
NC -
Not used
Not used
AUDIO signal
3.3 V DC power supply
Ground
Address bus A13
Address bus A11
Address bus A9
Ground
Address bus A6
Address bus A4
Address bus A2
Ground
OP2IF signal
OP2IR signal
Ready signal
Ground
IOR signal
Reset signal
Data bus D15
Ground
Data bus D12
Data bus D10
Data bus D8
Ground
Data bus D5
Data bus D3
Data bus D1
Ground
Not used
Not used
TXDREQ signal
3.3 V DC power supply
Address bus A15
Address bus A14
Address bus A12
Address bus A10
Address bus A8
Address bus A7
Address bus A5
Address bus A3
Address bus A1
3.3 V DC power supply
OP2ACK signal
5 V DC power supply
RXDREQ signal
RXDMACK signal
IOW signal
TXDMACK signal
Data bus D14
Data bus D13
Data bus D11
Data bus D9
Data bus D7
Data bus D6
Data bus D4
Data bus D2
Data bus D0
Not used
Not used
Sevice Manual
Description
2-3-3