Motorola 3460 ユーザーズマニュアル

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3460 Fast’R
C-9
The enclosure has up to 32 female DB25 connectors for connection to a 
computer (DTE), which support a subset of the ITU-T V.24 and EIA/
TIA-232E specifications.
Telephone Connectors, Modems That Support Two- or Four-
Wire Leased or Dial Connections
LINE A Connectors
Interface: RJ-11
Connection Type: Two- or Four-Wire Leased Line or Dial Line
Pin Function
2
Four-Wire Rx Tip
3
Dial-Line Ring/Two-Wire Ring/Four-Wire Tx Ring
4
Dial-Line Tip/Two-Wire Tip/Four-Wire Tx Tip
5
Four-Wire Rx Ring
LINE B Connectors
Interface: RJ-11
Connection Type: Two-Wire Leased or Dial Line
Pin Function
3
Two-wire Leased Line/Dial-Line Ring
4
Two-wire Leased Line/Dial-Line Tip
Computer Interface Pin-outs
 
V.24 Signal Number
Pin
Circuit
Function
103
2
BA/103
TXD
104
3
BB/104
RXD
105
4
CA/105
RTS
106
5
CB/106
CTS
107
6
CC/107
DSR
102
7
AB/102
Signal Ground
109
8
CF/109
DCD
114
15
DB/114
TXCLK
Pins not listed here are not used.