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2 monitor – Comtech EF Data KST-12025 User Manual

Page 85

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KST-12025 Ku-Band Satellite Terminal

Operation

Rev. 1

4–9

XFLT ENABLE

Enables or disables the external fault input. For use with external Traveling
Wave Tubes (TWTs).

On entry, the currently selected parameter will appear. Use the arrow keys to
select ON or OFF. Press [ENTER] to execute the change. When ON is
selected, all of the uplink external faults will appear in the front panel
monitoring menus and fault menus. When OFF is selected, all of the uplink
external faults will be masked in the front panel monitoring menus and fault
menus.

RSW MODE

Used in redundant systems only. “INDEP” means uplink and downlink switch
independently. “DEP” means a fault in either UL or DL, and both will switch
over.

LOCK MODE

If the system is placed in the Lock mode, none of the above parameters can be
changed. This is to prevent accidental changes of the operation conditions by
unauthorized personnel. The mode must be changed to Enable in order to
change the existing configuration.

4.3.2.2 Monitor

The Monitor level is accessible from the SELECT menu (Table 4-3). When the Monitor
level is entered, press [

] or [

] to select the desired function.

Each monitor function is displayed in real time as long as it is selected.

Function

Description

U/C Temp

Up converter temperature monitor.

Range: -40 to +90

°

C.

D/C Temp

Down converter temperature monitor.

Range: -40 to +90

°

C.

HPA Temp

HPA temperature monitor.

Range: -40 to +90

°

C.

USV

Tuning voltage monitor for U/C synthesizer Vt-S.

Range: 3V to 10.5V.

UVV

Tuning voltage monitor for U/C synthesizer Vt-V.

Range: 0.5V to 10V.

DCV

Tuning voltage monitor for D/C synthesizer Vt-S.

Range: 2.0V to 17V.

DVV

Tuning voltage monitor for D/C synthesizer Vt-V.

Range: 0.2V to 20V.

TIV

Tuning voltage monitor for the IF LO.

Range: 1.25V to 10V.