Instruction manual

TABLE OF CONTENTS (Cont’d)
Page
Voice Channels Module .......................... 2-7
Digitizing Rate Switch, SW6 ...................... 2-7
VOICE2 Enable Switch, SW5 ..................... 2-8
Level Adjustment Switches, SW1, SW2, SW3, SW4 .......... 2-9
Voice Channel Interface Modules ..................... 2-10
E&M Signaling Mode Selection ..................... 2-10
2W/4W Selection, Switch SW3 ..................... 2-11
Internal Settings Procedure ........................ 2-11
2-5. CABLE CONNECTIONS ........................... 2-12
General ................................... 2-12
Grounding ................................. 2-12
Power Connections ............................ 2-12
AC Power Connection ......................... 2-13
DC Power Connection ......................... 2-13
Main Link Connection ........................... 2-13
Data Channel Connections ........................ 2-14
Voice Channel Connections ........................ 2-14
CHAPTER 3. OPERATING INSTRUCTIONS
3-1. DV-MUX3 FRONT PANEL CONTROLS AND INDICATORS ......... 3-1
Special Diagnostic Indications ....................... 3-2
Configuration Error Indication ....................... 3-3
3-2. PREPARATION FOR OPERATION, GENERAL ............... 3-3
3-3. OPERATING INSTRUCTIONS ........................ 3-4
Preliminary Settings ............................ 3-4
Turn-on ................................... 3-4
Normal Operating Indications ....................... 3-4
Monitoring Channel Activity ........................ 3-4
Loop Activation ............................... 3-4
BERT Activation .............................. 3-5
Tone Injection ............................... 3-5
Turn-off ................................... 3-6
CHAPTER 4. DIAGNOSTICS
4-1. GENERAL ................................... 4-1
4-2. DESCRIPTION OF DIAGNOSTIC FUNCTIONS ............... 4-2
General ................................... 4-2
BERT Test ................................. 4-2
Tone Injection ............................... 4-2
Remote Data Channel Loopback ..................... 4-3
Remote Voice Channel Loopback ..................... 4-3
Remote Main Link Loopback ........................ 4-3
4-3. TROUBLESHOOTING INSTRUCTIONS ................... 4-5
ii DV-MUX3 Installation and Operation Manual