Lucent Technologies 8403 manual System 75 Version Notes

Page 28

Problem

 

Solution

 

 

 

The telephone doesn’t ring.

1

Make sure the ringer is turned on.

 

2

Set the ringer volume to a higher level.

 

3

Place a test call from another extension to your extension.

 

4

Test the ringer by pressing the left or right side of the Volume

 

 

button while the handset is on-hook and the speaker is off.

 

5

Check the line cord to make certain it is securely connected at

 

 

both ends.

 

6

If there is still a problem, see your system manager.

 

 

 

The lights do not go on

1

Do a self-test of the voice terminal light to see if they go on.

next to the buttons.

2

Check the line cord to make certain it is securely connected at

 

 

 

both ends.

 

3

If there is still a problem, see your system manager.

 

 

 

System 75 Version Notes

If you have Version 1 or 2 of System 75, some features may work a little differently than noted in this guide. The following list explains the slight differences in these procedures.

Note: If you are uncertain what version of the System 75 software your business is using, check with your system manager.

Feature

System 75 Version

Changes in Feature Operation

 

 

 

Abbreviated

If you are using

You can store up to 16 digits rather than

Dialing

Version 1

24 digits.

 

If you are using

You cannot use an

 

Version 1 or 2

Enhanced List.

 

 

 

Call Forwarding

If you are using

You cannot forward

All Calls

Version 1 or 2

someone else’s calls.

 

 

 

Last Number

If you are using

You can store up to 16 digits rather than

Dialed

Version 1

24 digits.

 

 

 

Priority Calling

If you are using

You cannot change a regular call into a

 

Version 1 or 2

priority call.

 

 

 

25

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Contents Definity Enterprise Communications Server ECS Release Order ContactPrepared by Contents Your 8403 Voice Terminal One Version of the 8403 Voice TerminalFeature selection mode When you press Another Version of the 8403 Voice TerminalTest button Call appearance buttons Transfer button Page Quick Look at the Features Page How to Use the Feature Directory 8403 Feature DirectoryHow to Use the Features Their MeaningTroubleshooting Later in This Guide Or, while off-hook, dial the Program access code Voice Feature ProceduresAbbreviated Dialing AD Page Or dial the Automatic Callback access code Or dial the Call Forward access codeAutomatic Callback Call Forwarding All CallsOr dial the Call Forward cancel code Call ParkCall Pickup Or dial the Call Pickup access codeConference Drop Hold Or dial the Last Number Dialed access codeLast Number Dialed Or dial the Leave Word Calling access code Or dial the Leave Word Calling cancel codeLeave Word Calling LWC MessageOr dial the Priority Calling access code while MutePriority Calling Off-hookSelect Ring and Ringer Volume Speaker and Speaker Volume Or dial the Send All Calls access codeOr dial the Send All Calls cancel code Send All CallsTest Transfer Tones and Their Meaning Ringing TonesTroubleshooting Problem SolutionSystem 75 Version Notes Access code See feature access code Key Words to KnowPage Page Quick Reference Lists Miscellaneous
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8403 specifications

Lucent Technologies 8403 is a significant telecommunications switch that was primarily utilized in the late 1990s and early 2000s. It played a crucial role in the evolution of telecommunication systems, reflecting the rapid advancements in technology during that period. The 8403, part of the Lucent 8400 series, was known for integrating various features and capabilities that were vital for modern telecommunication networks.

One of the standout features of the Lucent 8403 was its advanced switching technology. Utilizing time division switching and digital signal processing, the device was capable of handling a large volume of calls simultaneously while maintaining high-quality voice transmission. This technology enabled efficient routing of calls and minimized the risk of dropped connections, which was a concern in earlier analog systems.

Another significant characteristic of the Lucent 8403 was its support for a wide range of telecommunications protocols. The switch was designed to facilitate both traditional telephone services and emerging digital services, including ISDN and Frame Relay. By accommodating both circuit-switched and packet-switched networks, the 8403 provided flexibility that major telecommunication providers demanded during that transition period.

The 8403 also featured enhanced signaling options, such as Common Channel Signaling System No. 7 (CCSS7), which allowed for improved call setup, control, and management. This feature significantly reduced the time it took to establish a call, thereby improving overall network efficiency.

Scalability was another key characteristic of the Lucent 8403. As telecommunication needs grew, service providers could expand their systems by integrating additional hardware and modules without requiring a complete overhaul of the existing infrastructure. This adaptability was crucial as demand for services fluctuated and as new technologies emerged.

Moreover, the switch was designed with reliability and redundancy features in mind. Its architecture included failover mechanisms that ensured continued operation even in the event of hardware failures. This reliability was essential for operators that required uninterrupted service delivery.

Lastly, the user-friendly interface of the Lucent 8403 provided simplified management and monitoring capabilities. System administrators could easily access performance metrics, troubleshoot issues, and manage configurations, facilitating more efficient maintenance and operations.

In conclusion, the Lucent Technologies 8403 played a transformative role in telecommunications infrastructure during its era. Its blend of advanced switching technology, protocol support, scalability, reliability, and user-friendly management tools made it a foundational component in the evolution of modern telecom networks. As a result, it served as a significant stepping stone toward the complex, integrated systems we see today.
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