Comtech EF Data SDM-300A - Manual (Page 191)

SDM-300A Satellite Modem Revision 6
Front Panel Operation MN/SDM300A.IOM
5–97
FUNCTION SELECT: UTILITY: SYSTEM: DISPLAY CONTRAST
DISPLAY CONTRAST
LEVEL: 64
Range: 0 to 100
Sets the contrast setting of the Front Panel menu.
Press [ENTER] to begin. Press [
↑] or [↓] to increase or decrease the number at the flashing
cursor, from 0 to 100. Press [ENTER] to execute the change
FUNCTION SELECT: UTILITY: SYSTEM: EXT AGC: MIN PWR
EXT AGC: MIN PWR
0.0 Volts
Range: 0.0 to 10.0, in 0.5V steps
Sets the AGC voltage for a RX signal level of -25.0 dBm. Upon entry, the current external AGC
voltage level is displayed. Press [
↑] or [↓] to increase or decrease the AGC voltage level in
0.5V steps. Press [ENTER] to execute the change.
Note: For any receive signal level between -25.0 and -60.0 dBm, the software will interpolate
the required AGC voltage.
FUNCTION SELECT: UTILITY: SYSTEM: EXT AGC: MAX PWR
EXT AGC: MAX PWR
10.0 Volts
Range: 0.0 to 10.0, in 0.5V steps
Sets the AGC voltage for a RX signal level of -60.0 dBm. Upon entry, the current external AGC
voltage level is displayed. Press [
↑] or [↓] to increase or decrease the AGC voltage level in
0.5V steps. Press [ENTER] to execute the change.
Note: For any receive signal level between -25.0 and -60.0 dBm, the software will interpolate
the required AGC voltage.