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Comtech EF Data SNM-1000 User Manual

Page 83

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SNM-1000 Node Control Modem

Revision 3

Operation

MN/SNM1000.IOM

3–41

3.4.5.5.5 SYSTEM:OPERATION

MODE

OPERATION MODE

DUPLEX


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.

3.4.5.5.6 SYSTEM:YEAR

DISPLAY

YEAR DISPLAY

2 - DIGIT


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

3.4.5.5.7 SYSTEM:TEST

MODE

STATUS

TEST MODE STATUS
---------


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.