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Chapter 3: Installing the Megabit Modem 410F and 420F
Megabit Modem 410F and 420F User Manual 17
LED State Description
PWR On green Modem has power.
Off Modem does not have power.
LAN
LINK On green A PC, hub, or other network device is connected to the modem
10/100BASE-T interface.
Off No device is connected to the modem 10/100BASE-T interface.
TX Flashing green Modem is transmitting data to devices on the LAN.
Off Modem is not transmitting data to the LAN.
RX Flashing green Modem is receiving data from devices on the LAN.
Off Modem is not receiving data from the LAN.
COL Flashing green Collision detected on the 10/100BASE-T link.
Off No collision detected.
ADSL
SYNC On green ADSL transceiver is synchronized and in normal operation mode.
Flashing green ADSL transceiver is in a start-up sequence.
Off ADSL modem transceiver is not detecting a transceiver at the far end.
TX Flashing green Modem is transmitting data to the other modem.
Off Modem is not transmitting data to the other modem.
RX Flashing green Modem is receiving data from the other modem.
Off Modem is not receiving data from the other modem.
MAR On green ADSL margin is at or above the configured Margin Threshold (see page 53).
Off ADSL margin is below the configured Margin Threshold.
LAN
ADSL
PWR LINK TX RX
SYNC
TX RX MAR
MEGABITMODEM 410F
Status LEDs
COL