Telenetics 2185 manual Function Switch Two, Data Rate Selection Using Switch Segments 1-6 to

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Telenetics 2185

Switch segments 1-6 to 1-8 are used to set the data rate on the 2185. See Table 3-2 for information on setting these switches.

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:

 

 

 

 

75

Up

Up

Up

 

 

 

 

1200

Up

Up

Down

 

 

 

 

2400

Up

Down

Up

 

 

 

 

4800

Up

Down

Down

 

 

 

 

7200

Down

Up

Up

 

 

 

 

9600

Down

Up

Down

 

 

 

 

14400

Down

Down

Up

 

 

 

 

19200

Down

Down

Down

 

 

 

 

Function Switch Two

Function switch two is an eight-segment DIP switch used to set control- signal contention, select synchronous or asynchronous data format, select or bypass the retiming buffer, enable or disable anti-streaming, set the clock signal routing, set main channel RTS on DCD transparent or on, and set main channel inbound CTS transparent or on.

Table 3-3. Function Switch Two Summary

Function

Switch

 

Switch

Position

Function

 

 

 

2-1

Up

Sets Control Signal Contention

 

Down

Sets Data Contention

 

 

 

2-2

Up

Sets synchronous data format

 

Down

Sets asynchronous data format

 

 

 

2-3

Up

Synchronous Data Retiming Buffer in circuit

 

Down

Synchronous Data Retiming Buffer bypassed

 

 

 

2-4

Up

Disables Anti-Streaming

 

Down

Enables Anti-Streaming

 

 

 

2-5 and 2-6

See Table 3-4

These two switches work together to set Clock

 

 

Routing

 

 

 

3-4

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Contents Telenetics Proprietary Material Page Page Contents Ordering Information Data Interface FeaturesIntroduction Synchronous Data Retiming Buffer Subchannel ContentionMain Channel Broadcast Applications Anti-StreamingPort-Sharing Mode Port-Sharing ApplicationModem-Sharing Mode Modem-Sharing ApplicationCo-Located Terminals CascadingLocal Cascading Application Remote Cascading Application Specifications SpecificationsTelenetics Customer Responsibilities Site Selection and PreparationEquipment Supplied UnpackingPacking Materials Damage/Material ShortagesInstallation Tools Required Installation ProcedureEquipment Assembly Mechanical InstallationRear Panel Assembly Straight-Through Cable Interface Telenetics Operating Controls Indicators Front View Door ClosedInside Front Panel Enabling/Disabling Subchannels Function SwitchesFunction Switch One Function Switch Two Summary Function Switch TwoData Rate Selection Using Switch Segments 1-6 to Switch Segment 2-1 Contention Mode Switch Segment 2-4 Anti-Streaming Enable/Disable Clock Routing ConfigurationsSwitch Segment 2-7 Main Channel RTS/DCD Strapping External Clock Reference with Main Channel DTE External Clock Reference with Main Channel DCE Internal Clock Reference with Main Channel DTE Internal Clock Reference with Main Channel DCE Subchannel 1 DCE Clock Reference with Main Channel DTE Subchannel 1 DCE Clock Reference with Main Channel DCE Function Switch Three LED IndicatorsConfiguration Examples DTE/DCE OptioningDigital Bridging Application Example Digital Bridging Application Switch One Switch TwoLeased-Line Backup Application Example Switch Three10 Leased-Line Backup Application Switch One 10. Switch Two 11. Switch ThreeMultimaster Multidrop Application Example 11. Multimaster Multidrop Application12. Switch One Settings 2185 a 15. Switch One Settings 2185 B 13. Switch Two Settings 2185 a14. Switch Three Settings 2185 a 16. Switch Two Settings 2185 B 17. Switch Three Settings 2185 BMain Power Connection 18. LED Status Indicator Functions12 Power Connection POWER-DOWN Procedure OperationCorrective Maintenance Maintenance PhilosophyPreventive Maintenance Recovery from Anti-Streaming Alarm ConditionGeneral Packing Information Installations in the USAReturning Defective Equipment for Repair Installations Outside the USA or Canada Telenetics Ordering Information Telenetics Ordering InformationTelenetics Glossary Glossary-2 Glossary-3 Glossary-4 Index INDEX-2 INDEX-3 INDEX-4