Manuals
/
Black Box
/
Computer Equipment
/
Network Router
Black Box
ME444A-530-R3, ME444AE-R3, ME445C-X.21 Layout of the 256-kbps Line Driver circuit board
Models:
ME445C-530
ME444A-530-R3
ME444A-R3
ME444AE-530-R3
ME445C-35
ME445C-X.21
ME444AE-R3
1
20
49
49
Download
49 pages
34.86 Kb
17
18
19
20
21
22
23
24
<
>
Troubleshooting
Specifications
Install
Line driver block diagram
Signal ITU-TSS Lead
Controls and Indicators
Connecting Data Cables
Configuration
Operating Procedure
Safety
Page 20
Image 20
CHAPTER 3: Configuration
Figure
3-1.
Layout of the
256-kbps
Line Driver circuit board.
19
Page 19
Page 21
Page 20
Image 20
Page 19
Page 21
Contents
Kbps Line Driver
FCC and IC RFI Statements
Safety Warnings
Declaration of Conformity
Kbps Line Driver V.35, RS-530, or
NOM Statement
Trademarks Used in this Manual
Contents
Specifications
Flow Control None
Specifications
Introduction
Physical Description
Line driver block diagram
Functional Description
Modulation Timing
Applications
Point-to-point application
Tail-circuit application
Installing the Card Version in the RackNest 2/14
Configuration
Placement of the Standalone Version
Description of the Racknest 2/14’S Power Supply
Configuring the Standalone or Card Version
User-configurable options
User-configurable options
Layout of the 256-kbps Line Driver circuit board
Kbps Line Driver V.35, RS-530, or
Installation
Installing the Standalone Version in 19-Inch Racks
Installing a single unit in a 19-inch rack
Installing two units in a 19-inch rack
Installing the 256-kbps Line Driver Rackmount Card Version
Installing a card in the RackNest 2/14
RackNest 2/14 illustrated
Function
Installation
Kbps Line Driver V.35, RS-530, or
Signal ITU-TSS Lead
Name Abbrev Circuit Type Rack Norm Nest PIN
Pinout of the V.35 standalone’s M/34 connector
DB25 DA15
Connecting Data Cables
Line Connection
Installation
Controls and Indicators
Operation
Operation
Operating Procedure
Indicators
Loop Tests
Troubleshooting
Bit-Error-Rate Tester Bert
Bert using loops
Modem Self-Test
Local Analog Loopback
Local analog loopback
Remote Digital Loopback
Local Digital Loopback
Remote digital loopback
Calling Black Box
Local digital loopback
Shipping and Packaging
Appendix Maximum Distances
19-AWG 22-AWG 24-AWG 26-AWG Kbps Miles
Copyright 2004. Black Box Corporation. All rights reserved
