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TC1720
TC Communications TC1720 Manuals
Manuals and User Guides for TC Communications TC1720. We have
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TC Communications TC1720 manual available for free PDF download: User Manual
TC Communications TC1720 User Manual (20 pages)
RS-422/RS-449 Async/Sync FIBER OPTIC MODEM (with Optional Dual Optics)
Brand:
TC Communications
| Category:
Modem
| Size: 0 MB
Table of Contents
Table of Contents
2
Chapter 1 - Overview
3
Description
3
Electrical Specifications
3
Virtual Pin Assignments and Theory of Operation
3
Leds, DIP Switches and Connectors
4
DIP Switch Functions
5
Front Panel Switches
5
SW1 Internal PCB Dip Switches
5
RS-422/449 Termination Resistor
6
Optical Specifications
6
Optical Redundancy (Optional)
7
Dry Contact Alarm Relay
7
Power Supply and Rear Panel
7
Chapter 2 - Installation
8
Unpacking the Unit
8
Equipment Location
8
Installation Procedure Summary
8
Typical Point to Point Application Diagram
9
Chapter 3 - Troubleshooting
10
General
10
All Leds Are "Off
10
Alarm LED
10
Optic Cable Types
10
Calculating the Loss on the Fiber
10
RS-422/449 Cable Verification
10
Important Warranty Note
10
Optic Cable Verification
11
Chapter 4 - Bench Tests
12
General
12
Test Equipment Requirements
12
Pre-Installation Tests
12
Local Electrical Loopback Test
13
Local Optical Loopback Test
14
Remote Optical Loopback Test
15
Remote Electrical Loopback Test
16
Bench Test with Built-In Signal Generator
17
Chapter 5 - Component Placement
18
Chapter 6 - Specifications
19
Return Policy
20
Warranty
20
Appendix A
20
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