Hitachi GR2000 - Manual (Page 144)

The NWT3-2U physically appears as Figure 3-39. This NIF has two ports for
connection with pairs of BNC connectors (receive and transmit). Table 3-50 shows
the connector specifications.
Figure 3-39 NWT3-2U Front Panel View
Switch and LED indication
Table 3-48 NWT3-2U switch and function of LED indications
Name LED: Color Status Content
STATUS LED: Green/
Yellow/ Red Shows the operating
condition of NIF. Green: Operable operation
Yellow: Blocking and the board replaceable state.
NW
T
3
-2
U
LINE 0
T R
LINE ERR
ACT
T/R
LOOP
LOS
RAI
ST
A
T
U
S
UNCHANNELIZED T3 45Mbps
LINE 1
T R