Nortel Remote Gateway 9150 Installation And Administration Manual page 32

Remote Gateway 9150 description
The operational status of the Remote Gateway 9150 unit is indicated by these
LEDs as described in the following table.
LED indicator
type
Power
Ethernet
Module
V.35
Boot status
4
LED indicator
name Description
On When lit, this LED indicator signifies that
power is present.
TX When flashing, this LED indicator signifies
that data is being transmitted by the Remote
Gateway 9150 unit over the Ethernet network.
RX When flashing, this LED indicator signifies
that data is being presented to the Remote
Gateway 9150 unit over the Ethernet network.
COLL When flashing, this LED indicator signifies
that a collision has occurred on the Ethernet
network.
L1 and L2 L1 LED indicator:
L2 LED indicator:
TX For future use.
RX For future use.
Status Indicates the condition of the Remote
Gateway 9150 unit. This LED indicator stays
lit when the power on self-test is successful. If
it goes out, there is a problem.
Remote Gateway 9150 Installation and Administration Guide
not lit: there is no D-channel activity
flashing: the D-channel is active but the
B-channel is not active
lit solid: both the D- and B-channels are
active
not lit: the B-channel is not active
lit: the B-channel is active
Standard 4.0