TC8000 4 to 8CH Audio/Intercom
User's Manual
Rev. 7.0
MNL-80000-01-70
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Chapter 1 - Overview ............................................................................................................ 3
Features ........................................................................................................................................... 3
Description ...................................................................................................................................... 3
TC8000 Functional Block Diagram ............................................................................................ 4
Fiber Optics ..................................................................................................................................... 5
Connectors ................................................................................................................................ 5
Launch Power, Sensitivity and Loss Budget ............................................................................ 5
Transmission Distances (typical) .............................................................................................. 5
Fiber Optic Redundancy (optional) ........................................................................................... 5
Front and Rear Panel Views ...................................................................................................... 6
Base Card's LEDs and Dip Switches ......................................................................................... 7
Expansion Card's LEDs and Dip Switches ................................................................................ 8
Electrical Signal Interface Connection & Virtual Pin Assignment .................................................. 9
Four Wire & Two Wire Analog Pin Assignments ...................................................................... 9
Intercom Pin Assignments ........................................................................................................ 9
RS-232 Async with Control and Sync ..................................................................................... 10
RS-422/RS-485 Asynchronous (Optional) ............................................................................... 10
RS-485 Two Wire (Half Duplex) Asynchronous ...................................................................... 11
TTL Asynchronous .................................................................................................................. 12
Dry Contact Closure Detector & Relay Switch (Optional) ....................................................... 12
RJ-11 to DB25 Female (Async & Sync) Connection Cables .................................................... 13
Chapter 2 - Installation ......................................................................................................... 1 5
Unpacking the Unit ........................................................................................................................ 15
Equipment Location ....................................................................................................................... 15
System Configuration (see DIP switch settings on pages 7 and 8) .............................................. 15
Power Supplies ............................................................................................................................. 15
Fiber Optic Cable Types ............................................................................................................... 15
Calculating the Loss on the Fiber ................................................................................................. 15
System Start Up ............................................................................................................................. 16
Chapter 3 - Troubleshooting .............................................................................................. 1 7
General .......................................................................................................................................... 17
Optic Loopback Test ...................................................................................................................... 17
Chapter 4 - Specifications .................................................................................................. 1 8
Audio Bandwidth ........................................................................................................................... 18
Channel Capacity .......................................................................................................................... 18
Optical ........................................................................................................................................... 18
Electrical ........................................................................................................................................ 18
System ........................................................................................................................................... 18
Power ............................................................................................................................................. 18
Temperature ................................................................................................................................... 18
Physical ......................................................................................................................................... 18
Chapter 5 - 19" Rack & Power Card ................................................................................... 2 0
Features ......................................................................................................................................... 20
Description .................................................................................................................................... 20
Chapter 6 - Appendix .......................................................................................................... 21
Return Policy ................................................................................................................................. 21
Warranty ......................................................................................................................................... 21
Limitation of Liability ..................................................................................................................... 21
Table Of Contents
