2070-9x User’s Manual
Page 5
INDICATORS, CONNECTORS, AND
SWITCHES
Dialup Indicators:
Transmit Data
TX
Receive Data
RX
Data Terminal Ready
DTR
Data Carrier Detect DCD
Data Set Ready
DSR
Ring Indicator
RI
Dialup Connectors:
Phone Connector RJ11
Line Connector
RJ11
RJ45 Termination Table
Pin Signal
1 NC
2 TIP
3 RING
4 NC
Configuration Port DB9
DB9 Termination Table
Pin Signal
7 RTS
4 DTR
8 CTS
6 DSR
3 TXD
1 DCD
9 RI
2 RXD
FSK:
Receive Data……….…RXD
Data Carrier Detect…...DCD
Transmit Data…………TXD
FSK on board Indicators
Request to Send……….RTS
Clear to Send………….CTS
FSK Enable/Disable switch
FSK Full Duplex/Half Duplex switch.
FSK / EIA 232C Connector (C20)
C20 Termination Table
C20
Pin Function
Pin Function
A Audio
In J RTS
B
Audio In
K
Data In
(TXD)
C Audio
Out
L Data
Out
(RXD)
D +5
VDC M CTS
E Audio
Out
N
DC Gnd #1
F NA
P NA
H CD
R NA
Board Power On/Off switch.
PRELIMINARY
