Olivetti d-Copia 6500MF Plus Service Manual page 816

Connector Pin
YC1 1
Connected to 2
operation
3
PWB2
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Service Manual
Signal I/O
5V0
NC
INT_POWERKEY
_N
GND
KEY6
NC
LED3
NC
KEY5
KEY4
SCAN4
SCAN2
GND
SCAN3
SCAN1
NC
LED0
LED1
LED2
NC
KEY0
KEY1
KEY2
SCAN0
KEY3
GND
ATTENTION
Voltage
O 5 V DC
- -
I
0/3.3 V DC
- -
I 0/3.3 V DC (pulse) Operation panel key scan return
- -
O
0/3.3 V DC (pulse) Operation panel LED display drive
- -
I 0/3.3 V DC (pulse) Operation panel key scan return
I 0/3.3 V DC (pulse) Operation panel key scan return
O 0/3.3 V DC (pulse) Scan signal 4
O 0/3.3 V DC (pulse) Scan signal 2
- -
O 0/3.3 V DC (pulse) Scan signal 3
O 0/3.3 V DC (pulse) Scan signal 1
- -
O
0/3.3 V DC (pulse) Operation panel LED display drive
O
0/3.3 V DC (pulse) Operation panel LED display drive
O
0/3.3 V DC (pulse) Operation panel LED display drive
- -
I 0/3.3 V DC (pulse) Operation panel key scan return
I 0/3.3 V DC (pulse) Operation panel key scan return
I 0/3.3 V DC (pulse) Operation panel key scan return
O 0/3.3 V DC (pulse) Scan signal 0
I 0/3.3 V DC (pulse) Operation panel key scan return
- -
O
0/3.3 V DC
2-3-40
Description
5 V DC power to OPWB2
Not used
Power key: On/Off
Ground
signal 6
Not used
signal 3
Not used
signal 5
signal 4
Ground
Not used
signal 0
signal 1
signal 2
Not used
signal 0
signal 1
signal 2
signal 3
Ground
Attention LED control signal
2N8/2N7
Y116520-3