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QMultiFlex-400™ Installation and Operating Handbook
5.5 Front Panel
Satellite Modulator
Multi-demodulator
The front panel, shown in Figure 5-1, comprises:
•
Light Emitting Diodes (LEDs) that provide basic modem status.
•
A Liquid Crystal Display (LCD) that acts as the local user interface.
•
A keypad for menu navigation and alphanumeric entry.
•
USB port for software upgrades, copying configuration memories, etc.
5.5.1
Status Indicators
The five front-panel LEDs display warning and fault information as shown in Figure 5-2 and
as described in Table 5-3.
Green: Unit OK
Green: Rx OK
Off: Tx OK
Off: Test on
Off: Carrier on
Unit Status
Rx Traffic
Tx Traffic
Test Mode
Tx Carrier
Note: The Rx Traffic LED is a summary status for all the active demodulators.
Figure 5-1 Front Panel
Figure 5-2 Front-panel Status Indicators
Off
Red
Not used
Unit fault
Rx fault or Rx
Not used
disabled
Tx fault or Tx
Not used
disabled
Normal mode
Not used
Carrier muted
Not used
Table 5-3 Front-panel LED Status
Red: Unit Fault
Off: Rx off or Traffic Fault
Off: Tx off or Traffic Fault
Off: Test Modes off
Off: Carrier off / Amber: 1:1 Standby
Amber
Not used
Not used
Not used
Test mode
1:1 standby
5-5
Green
Unit OK
Rx OK
Tx OK
Not used
Carrier active
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