User Manuals: Black Box ME556A Fiber Optic Modem

Manuals and User Guides for Black Box ME556A Fiber Optic Modem. We have 1 Black Box ME556A Fiber Optic Modem manual available for free PDF download: User Manual

Black Box ME556A User Manual

Black Box ME556A User Manual (48 pages)

Sync/Async Fiber Optic Modem

Brand: Black Box | Category: Modem | Size: 0 MB

Table of Contents

Table of Contents
9
Quick Start Guide
11
1 Specifications

13
2 Introduction

15
- Overview
  15
  - General
    15
  - Applications
    15
  - Versions
    16
  - Features
    16
- Physical Description
  17
  - Front Panel
    17
  - Rear Panel
    17
- Functional Description
  17
  - General
    17
  - Interface
    18
  - Timing
    18
  - Async-To-Sync Converter
    18
  - Diagnostics
    18
3 Installation and Setup

20
- Introduction
  20
- Site Requirements and Prerequisites
  20
  - Power
    20
  - Ambient Requirements
    20
- What the Package Includes
  21
- What You Need to Supply
  21
- Jumper and Switch Settings
  21
  - Strap Selection
    21
  - Connecting the Interfaces
    26
  - Connecting the Power
    28
4 Operation

29
- General
  29
- Front-Panel Controls and Indicators
  29
- Initial Operation and Basic Checks
  31
- Power-On Procedure
  31
  - Running Self-Test
    32
  - Operating Instructions
    32
  - Changing Field Strapping
    32
  - Running Diagnostic Loops
    33
  - Power-Off Procedure
    33
5 Troubleshooting and Diagnostics

34
- General
  34
- Loopback Tests
  35
- Internal BERT Circuit Test
  38
  - Modem Self-Test
    38
  - Two-BERT Test
    39
- Local) Analog Loopback Test
  40
- Communication Link Test
  42
  - Remote Digital Loopback
    42
  - Local Digital Loopback
    42
Appendix A: DTE Interface Signal Assignments

43
Appendix B: Connecting RS-530 to RS-422

46

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