Hughes HN9800 Installation Manual page 56

LAN
Transmit
Receive
System
Power
Chapter 7 • LEDS
56
1039707-0001 Revision A
intermittently turns off briefly. Flashing means the LED alternates between on and
off for periods of ½ sec to 1 sec.
Table 7: Front panel LED indications
LED Appearance
On
Blinking
Off*
On
Blinking, mostly on Transmitting data
Blinking, mostly off
Off*
ON
Blinking
Off*
ON
Off*
On
Red color**
Flashing
Off*
Bold type indicates LED appearance during normal operation when the satellite
modem is transmitting or receiving data. *Indicates an operational problem.
If it appears the LEDs are not functioning properly, make sure you have the correct
power supply. Refer to Table 1 on page 16 for detailed power supply information.
Status
Satellite modem is connected to a
computer network card or Ethernet device
Transmitting and/or receiving data
No device is connected to the LAN port or
the device connected to the LAN port is not
working properly
OK - Transmit path is operational
Ranging (The modem is measuring the
distance to the satellite to calibrate
transmit timing and transmit power.)
Condition preventing transmission
OK - Receive path is operational
Receiving data
Condition preventing receipt of data
Connection established with the NOC
Condition preventing full operation
Power is on and the modem is functioning
normally
**Indicates a fault condition
Operating with fallback.bin (backup)
version of software
No power