S4 DIP-switch
Selection of line speed and modulation
Use saved parameters defined by
ON
AT+MS
1 2 3 4 5 6 7 8
ON
V.21 300
1 2 3 4 5 6 7 8
ON
V.23 1200 hdx
1 2 3 4 5 6 7 8
ON
V.22 1200
1 2 3 4 5 6 7 8
ON
V.22bis 2400
1 2 3 4 5 6 7 8
ON
V.32bis 4800
1 2 3 4 5 6 7 8
ON
V.32bis auto
1 2 3 4 5 6 7 8
ON
V.32bis 9600
1 2 3 4 5 6 7 8
S5 DIP-switch
RS-422/485 termination
ON
No termination
1 2 3 4
ON
Termination of both T and R in 2-wire
connection
1 2 3 4
Factory default
ON
S1
1 2 3 4 5 6 7 8
6618-2202
ON
S2
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
Termination of R in 4-wire connection
1 2 3 4
ON
Termination of both T and R in 4-wire
connection
1 2 3 4
ON
S3
1 2 3 4 5 6 7 8
V.34, 9600
V.32bis 14400
V.34 19200
V.34 24000
V.34 28 800
V.34 33600
Automatic line speed
ON
S4
1 2 3 4 5 6 7 8
ON
S5
1 2 3 4
27