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Telenetics 2185 Table 3-13. Switch Two Settings 2185 A, Table 3-14. Switch Three Settings 2185 A, Table 3-15. Switch One Settings 2185 B

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Telenetics 2185

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Table 3-13. Switch Two Settings – 2185 A

Switch

Segment Setting Reason

2-1 Up Control Signal Contention

2-2 Down Asynchronous operation

2-3 XX Does not matter; on for sync only

2-4 XX Depends on line conditions

2-5 XX Does not matter, since unit is set

for async. operation

2-6 XX

2-7 Down RTS/DCD on all the time

2-8 XX Does not matter (Main Ch DTE)

Table 3-14. Switch Three Settings – 2185 A

Switch

Segment Setting Reason

3-1 Up Main Channel connection to DTE

3-2 Up Subchannel one connection to DTE

3-3 Down Subchannel two connection to DCE

3-4 XX Subchannel three not used

3-5 XX Subchannel four not used

3-6 XX Subchannel five not used

Table 3-15. Switch One Settings – 2185 B

Switch

Segment Setting Reason

1-1 Down Enable Subchannel 1

1-2 Down Enable Subchannel 2

1-3 Down Enable Subchannel 3

1-4 Down Enable Subchannel 4

1-5 Down Enable Subchannel 5

1-6 Up The settings of these three

switches set the data rate

(1. 2 kpbs)

1-7 Up

1-8 Down

Contents

Main Notice Warni ng Page Page Contents Chapter 1, Introduction Chapter 2, Installation Chapter 3, Operation and Configuration Page Chapter 1 Introduction 2185 FEATURES Data Interface Main Channel Broadcast Subchannel Contention Synchronous Data Retiming Buffer Anti-Streaming APPLICATIONS Port-Sharing Mode Figure 1-1. Port-Sharing Application Page Co-Located Terminals Figure 1-3. Co-Located Terminals Application Cascading the 2185 Page Page 1-9 SPECIFICATIONS Table 1-1 summarizes 2185 specifications. Table 1-1. 2185 Specifications Page Chapter 2 Installation CUSTOMER RESPONSIBILITIES SITE SELECTION AND PREPARATION UNPACKING Packing Materials Equipment Supplied Damage/Material Shortages INSTALLATION PROCEDURE Page Page Page Chapter 3 Operation and Configuration Page FUNCTION SWITCHES Function Switch One Table 3-1. Enabling/Disabling Subchannels 3-4 Function Switch Two Table 3-2. Data Rate Selection Using Switch Segments 1-6 to 1-8 Clock Data Rate (bps) Set 1-6 to: Set 1-7 to: Set 1-8 to: Table 3-3. Function Switch Two Summary Function Page Table 3-4. Clock Routing Configurations Page Page Page Page Page Page Page Function Switch Three LED INDICATORS CONFIGURATION EXAMPLES Table 3-5. DTE/DCE Optioning Digital Bridging Application Example Page Table 3-7. Switch Two 3-17 Table 3-6. Switch One Table 3-8. Switch Three Leased-Line Backup Application Example Page Table 3-9. Switch One 3-21 Table 3-10. Switch Two Table 3-11. Switch Three Page Table 3-12. Switch One Settings 2185 A 3-24 Table 3-13. Switch Two Settings 2185 A Table 3-14. Switch Three Settings 2185 A Table 3-15. Switch One Settings 2185 B 3-25 Table 3-16. Switch Two Settings 2185 B Switch Table 3-17. Switch Three Settings 2185 B Switch Setting Reason MAIN POWER CONNECTION Table 3-18. LED Status Indicator Functions Page Page Chapter 4 Operation and Configuration MAINTENANCE PHILOSOPHY Preventive Maintenance Corrective Maintenance Recovery from Anti-Streaming Alarm Condition RETURNING DEFECTIVE EQUIPMENT FOR REPAIR General Packing Information Installations in the USA Installations Outside the USA or Canada Page Chapter 5 Ordering Information Ordering Information Table 5-1. Telenetics Ordering Information Page Glossary-1 Glossary This glossary defines terms used in the 2185 Operator's Guide. Glossary-2 Glossary-3 Page INDEX-1 Index A C D E Page Index (continued)