Setting up adsl service, Checking led indications, Pr el im in a ry – ADC 500L User Manual
Page 23: Adsl s, Led i
PRELIMINARY
Chapter 3: Installing the Modem
Megabit Modem 500L Installation Manual
15
PR
EL
IM
IN
A
RY
S
ETTING
U
P
ADSL S
ERVICE
The service provider sets up the ADSL parameters for your service. The modem must have
the ADSL SYNC LED lit before you can connect sessions with your service provider. Verify
SYNC in the following section,
C
HECKING
LED I
NDICATIONS
The following table describes LED indications for all operational modes. LEDs on the modem
front panel (
) provide continual status at-a-glance for network and modem connections.
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.
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 transceiver is not synchronized or is in a mode other than
normal operation or start-up.
TX
Flashing green
Modem is transmitting data to the service provider.
Off
Modem is not transmitting data to the service provider.
RX
Flashing green
Modem is receiving data from the service provider.
Off
Modem is not receiving data from the service provider.
MAR
On green
ADSL margin is at or above the value set by the service provider.
Off
ADSL margin is below the value set by the service provider.
OH
On yellow
Telephone receiver is off hook.
Off
Telephone receiver is on hook.