Table of Contents
Advertisement
1.2
Network Interface Boards for Models GR2000-1B,
GR2000-2B, and GR2000-2B+
1.2.1
NWBMX2-4
The NWBMX2-4 network interface board has the following hardware specification.
One basic interface (high-speed digital, 128 kbit/s port,
One primary group interface (high-speed, digital, multiplex/non-multiplex) port,
and
Two V.24 (64 kbit/s) or V.35 (6 Mbit/s) or X.21 (6 Mbit/s) synchronous serial
ports.
(1) Front Panel
For the explanation about each indicator, see Figure 1-15. Each indicator number in
the figure below corresponds to the number in Table 1-4.
Basic Rate
Interface
LINE 3
(see note)
Attachment
Screw
Note:
For Japan only. These ports are used only for ISDN in Japan and are not applicable to units
sold in other markets.
Figure 1-15 NWBMX2-4 Front Panel
GR2K-GA-0007
Rev. 5.00
Primary Group
Interface
LINE 2
(see note)
13
O 10
O 11
O 12
O 4
O 1
O 7
O 5
O 2
O 8
O 6
O 3
O 9
Component Overview
V.24/V.35/X.21
Synchronous Serial Port
Upper = LINE 1
Lower = LINE 0
Attachment
Screw
1-13
Advertisement
Table of Contents
