Kyocera Fax System L Service Manual page 95

3JF-2
1
2
Connector Pin No.
CN1
1
2
Connected
3
to the fax
4
control
5
PCB.
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
1
* For 120 V specification. *
2-2-6
CN1
21
22
Figure 2-2-4 NCU PCB silk-screen diagram
Signal I/O
RXIN O
MODRXD O
_RNGDET O
MODTXD I
_ONHOOK1 O
_ONHOOK2 O
_OFFHOOK O
NCUTYPE1 -
NCUTYPE2 -
NCUTYPE3 -
TELSEL I
FAXSEL I
PLSDIL I
EARTH I
DCCONT I
SHUNT I
N.C -
N.C -
5V I
GND -
12V I
GND -
2
For 220 - 240 V specifications.
MCN2
Voltage
Analog RXIN signal
Analog MODRXD signal
3.3/0 V DC Ring signal
Analog MODTXD signal
5/0 V DC _ONHOOK1 signal
5/0 V DC _ONHOOK2 signal
3.3/0 V DC _OFFHOOK signal
Open Destination identification signal 1
1 2
Ground* /Open* Destination identification signal 2
1 2
Open* /Ground* Destination identification signal 3
3.3/0 V DC TELSEL signal
3.3/0 V DC FAXSEL signal
3.3/0 V DC Dial pulse signal
3.3/0 V DC EARTH signal
3.3/0 V DC DCCONT signal
3.3/0 V DC SHUNT signal
- Not used
- Not used
5 V DC 5 V DC supply
- Ground
12 V DC +12 V DC supply
- Ground
4 2 6
3 1 5
MCN1
Description