Sonifex DHY 02SR Telephone Hybrids Manuals

Manuals and User Guides for Sonifex DHY 02SR Telephone Hybrids. We have 1 Sonifex DHY 02SR Telephone Hybrids manual available for free PDF download: User Handbook Manual

Sonifex DHY 02SR User Handbook Manual

Sonifex DHY 02SR User Handbook Manual (28 pages)

AUTOMATIC TELEPHONE BALANCE UNIT

Brand: Sonifex | Category: Telephone Accessories | Size: 1 MB

Table of Contents

Warranty and Safety Information

2
- Warranty Registration
  2
- HY02 Digital TBU
  2
  - Warranty Details
    2
- Safety of Mains Operated Equipment
  2
  - Preparing the Machine for Use
    2
  - Equipment Safety
    3
  - Voltage Setting Checks
    3
  - Power Cable and Connection
    3
  - Fuse Rating
    4
  - Removing the Covers
    4
  - Limitation of Liability
    4
- Faults Sheet
  5
1 Introduction & Installation

7
- Introduction
  7
- Description
  7
  - Manufacturer
    8
  - Equipment Type
    8
  - BABT Approval Number
    8
  - Functions
    8
  - Specified Systems
    8
  - Ringer Equivalence Number
    8
  - Accessory Ports
    8
    
    Barriered Ports
    8
  - Conditions
    9
  - Series Connection
    9
  - Facilities
    9
  - Statutory Mark
    9
- Specification
  9
- Installing the HY02 Digital TBU
  10
- Using the HY02 Digital
  11
  - Receiving a Call
    11
  - Making a Call
    11
- Front Panel Controls and Displays
  11
  - LED Indicators
    11
  - Bar Graph Led's
    11
  - Line Connect Switch
    12
  - Transmit and Receive Level Adjustment
    12
    
    Receive Level
    12
    
    Transmit Level
    12
2 Circuit Description & Controls

15
- Mains Power Unit Circuit Description
  15
- Electronic Digital Hybrid Unit Circuit Description
  15
  - Input Circuits and Limiter
    15
  - Telephone Line, Barrier and Transformer
    17
  - Output Circuits
    17
  - Divert Switch Logic
    17
  - Line Balancing Electronics
    18
    
    Duplex Control
    18
    
    Adaption System
    18
    
    Send Circuit
    18
    
    Receive Circuit
    19
    
    Hardware Control
    19
    
    Digital Cancellation Control
    19
  - Ring Detect Circuits
    19
  - Dial Tone Detectors
    20
  - Displays
    20
- Alignment Controls
  21
  - Jumpers
    21
  - Preset Potentiometers
    21
  - Leds
    21
3 Connection Details

23
- Mains Power
  23
- Line Input
  23
- Line Output
  23
- Remotes
  23
- Power
  24
- Protective Earth Terminal
  24
Index

25
- Table of Contents
  26

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