
3460 Fast’R
C-12
A stand-alone modem includes a power transformer. The unit conditions
the power supply.
The off-line configuration (OLC) button is on the back panel of some
stand-alone modems.
Pressing the button makes the modem enter command mode, in which
the user in synchronous or leased-line environments can change
configuration options.
Cards and stand-alone modems
have the following front panel
interfaces (Figure C-2 and Figure C-3).
Power Requirements
Characteristic
Requirement at Main
Supply
Requirement at
Modem Input
Voltage
100/120/230/240 VAC*
9 VAC
Frequency
50/60 Hz
50/60 Hz
Input Current
150/120/80/70 mA
800 mA
*The power transformer is rated for one of these settings.
Changing a Configuration With the OLC Button
Step
Stage
1.
Change one or more configuration options.
2.
Enter the Save to Option Set command (AT&W
n
, where
n
is 1 or 2)
.
3.
Enter the Option Set to Power Up In command (AT&Y
n
, where
n
is:
0 for last-loaded option set; 1 for Option Set 1, or 2 for Option Set 2)
4.
Press the OLC button. The modem restarts and powers up using the
selected configuration option set.
Содержание 3460
Страница 1: ...3460 Fast R User Guide ...
Страница 42: ...3460 Fast R 1 31 ...
Страница 68: ...3460 Fast R 3 23 ...
Страница 100: ...3460 Fast R A 10 ...
Страница 136: ...3460 Fast R B 36 ...
Страница 154: ...3460 Fast R C 18 ...