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4 nwvx-4, 4 nwvx-4 -22, Nwvx-4 front panel view -22 – Hitachi GR2000 User Manual

Page 124

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GR2000 Installation Guide

3-22

GR2K-GA-1002

Rev. 6.03

3.5.4

NWVX-4

The NWVX-4 physically appears as Figure 3-25. This NIF has four ports for V.24/
X.21/V.35 connections via half-pitched 50-pin connectors on the router side, which
require specific connector pin assignments for respective interfaces. See Table 3-23,
Table 3-24, and Table 3-25 for the connector specifications.

Figure 3-25 NWVX-4 Front Panel View

Switch and LED indication

Table 3-20 Connector Specifications for NE1G-1S, NE1G-1SA, NE1G-1L, NE1G-1LA,

NE1G-1LHA, NE1G-1LHA8, NE1G-1SB, NE1G-1LB and NE1G-1LHBA

NIF

Connector Specifications

NE1G-1S, NE1G-1SA,
NE1G-1SB

SC 2-core (flat) connector (multimode fiber, 850 nm wavelength)

NE1G-1L, NE1G-1LA,
NE1G-1LB

SC 2-core (flat) connector (multimode/single-mode fiber, 1300 nm wavelength)

NE1G-1LHA,
NE1G-1LHA8,
NE1G-1LHBA

SC 2-core (flat) connector (multimode/single-mode fiber, 1500 nm wavelength)

Table 3-21 NWVX-4 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.
Green blinking: Under preparation (Program being
loaded.)
Red: Fault
Extinguished: Operation not possible (Including the
device power supply being turned off)

T/R

LED: Green

Shows the operating
condition of each line.

LED: Green
Green: State of transmission and reception signals in line.

ACT

LED: Green

Line operation (open) state.

LINE ERR

LED: Yellow

Yellow: Line fault detection.

NW

V

X

-4

LI

NE

0

LI

NE

1

LINE3

LINE ERR

ACT

T/R

ST

AT

U

S

LI

N

E

3

LINE2

LINE1

LINE0

V.24
V.35
X.21

LI

N

E

2