User guide

Table Of Contents
INSTALLATION
Page 22 User guide ref 9020009-01 UMTS GPRS EDGE router ref. RAS3G
7 Cooling
To avoid obstructing the airflow around the unit, the spacing must be at least 25 mm above and below,
and 10 mm left and right.
8 RS232 interface
The RS232 data rate can be set from 1200 to 115200 b/s with parity (even / odd) or no parity.
The data terminal must be less than 10 meters far from the modem.
Cables can be provided to connect the product to DTE and DCE as follows :
RS232 cables (L=1m)
Code User
connector
Cable function
CAB592 SubD 9 male To connect a DCE to the RAS-3G
CAB593 SubD 9
female
To connect a DTE to the RAS-3G
CAB609 Wires To connect a device providing a specific connector
CAB593 cable - DB9 female RS232 connector
Position Circuit Name RAS - Terminal
1 CD 109 Carrier detect
2 RD 104 Data Reception
3 TD 103 Data Emission
4 DTR 108 Data terminal ready
5 GND 102 Ground
6 DSR 107 Data set ready
7 RTS 105 Request to send
8 CTS 106 Clear to send
9 RI 125 Ring indicator
CAB592 cable - DB9 male RS232 connector
Position Circuit Name RAS - Terminal
1 CD 109
2 RD 104 Data Reception
3 TD 103 Data Emission
4 DTR 108 Data terminal ready
5 GND 102 Ground
6 DSR 107 Data set ready
7 RTS 105 Request to send
8 CTS 106 Clear to send
9 RI 125 Ring indicator