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Operation
3.3.13.4
Utility System
Refer to Figure 3-20.
TIME: HH:MM:SS AM/PM
DATE: MM/DD/YY
REMOTE BAUD RATE
X
REMOTE ADDRESS
REMOTE TYPE
OPERATION MODE
YEAR DISPLAY
TEST MODE STATUS
LAMP TEST ??
3–62
Time of day and date display/set function.
The current time and date in the modem's memory are displayed
when selected. To change the modem time and/or date, press
[ENTER]. Press [←] or [→] to position the cursor over the parameter
to be changed. Press [↑] or [↓] to change the parameter. Once the
parameters are displayed as desired, press [ENTER] to set the time
and date.
The parity and baud rate settings of the modem are displayed.
PARITY
To change the modem baud rate and/or parity, press [ENTER]. Press
[←] or [→] to position the cursor over the parameter to be changed.
Press [↑] or [↓] to change the parameter. Once the parameters are
displayed as desired, press [ENTER] to set the baud rate and parity.
The parity can be set to EVEN, ODD, or NONE. The baud rate can
be set from 150 to 19200 bit/s.
The current modem address is displayed (1 to 255).
To change the remote address, press [ENTER]. Press [↑] or [↓] to
make the selection. Press [ENTER] to execute the change.
Select EIA-485 (2-Wire), EIA-485 (4-Wire), or EIA-232.
Programs the modem for DUPLEX, TRANSMIT ONLY, or
RECEIVE ONLY operation.
Upon entry, the operational status may be changed. Press [↑] or [↓] to
make the selection. Press [ENTER] to execute the change.
Note: When TRANSMIT ONLY or RECEIVE ONLY are selected,
the appropriate faults are masked from the Faults and Stored Faults
menus.
Selects the display for the year in either 2-digit or 4-digit format.
Upon entry, the year display may be changed. Press [↑] or [↓] to
make the selection. Press [ENTER] to execute the change
Test mode status indicator. The following modem test points are
listed and display a "+" when a test mode is active:
•
RS CORR OFF
•
INTRFC LOOP BACK
•
B-BAND LOOP BACK
•
RF LOOP BACK
•
IF LOOP BACK
•
CARRIER MODE
•
RX 2047 Pattern
•
TX 2047 Pattern
To view the test modes, press [ENTER]. Press [↑] or [↓] to make the
selection.
Lamp test function. Press [ENTER] to turn the front panel indicators
on for three seconds.
SDM-300A Satellite Modem
Rev. 4
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