Hitachi GR2000 - Manual (Page 135)

The NWJ1-4U physically appears as Figure 3-33. This NIF has four ports for
connection with 8-pin modular connectors of RJ-45 in compliance with IS8877.
Table 3-34 shows the connector specifications.
Figure 3-33 NWJ1-4U Front Panel View
Switch and LED indication
Table 3-33 NWJ1-4U 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
J
1
-4
U
LINE 0 LINE 1 LINE 2 LINE 3
LINE ERR
ACTIVE
T/R
ST
AT
U
S
ISDN/HSD 1.5Mbps UNCHANNELIZED (JAPAN)