Comtech EF Data SDM-650B - Manual (Page 288)

Asynchronous Overhead Channel Unit SDM-650B Satellite Modem
F–30 Rev. 5
F.5.2.3 Select Faults
Refer to Table F-9.
The Faults level is accessible from the Select menu. Faults are similar to monitor
functions, they display the current fault status of the group being displayed. Use
[ ← ] and
[ → ] to move between the following fault groups:
• MOD FLTS (modulator faults)
• DMD FLTS (demodulator faults)
• CEQ FLTS (common equipment faults)
• TX
_ INTF (transmitter interface faults)
• RX
_ INTF (receiver interface faults)
The current fault status is displayed on line 2 of the display in real time. Fault status is
displayed as “+” or “-” for each parameter monitored.
• “+” indicates that a fault exists.
• “-” indicates that no fault exists.
Press [ENTER] to display labels for individual faults.
Use
[ ← ] and [ → ] to move the flashing cursor to the fault that is to be identified. The label
for that fault is immediately displayed on line 1 of the display. Use [CLEAR] to exit this
level of operation and return to the previous level.
The following sections outline the faults monitored and displayed in each group.