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Summary of Contents for Telecenter IV

Page 1: ...k form 17 Introduction This manual provides instructions for installing and testing a Telecenter IV Except for the procedure covering initial system installation and checkout procedures for installing...

Page 2: ...er equipment is adjudged to be operating properly but the problem still exists contact the telephone company Reconnect the phone system only after determining that this equipment is not the source of...

Page 3: ...peaker lines an interconnect block with 50 pin Amphenol connectors mounted on ply wood is recommended to allow maximum ease of system maintenance and growth Step 6 If an interconnect block with connec...

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Page 5: ...the Black and Yellow twisted pair to the LCD 1 pins on the MI0 VC7166 as shown in the following figure LLM Physical Number 5 MI0 LCD 1 TR Ye1 Modular Connector NOTE These connections can be paralled...

Page 6: ...s in the system Refer to the column marked PHYS in the table below for the range of physical number associated with each LLM 0 means the switch is down 1 means the switch is up Step 4 If setting must...

Page 7: ...C Sl and S2 terminals are bussed to the MI0 via a shielded cable Phone SC Sl and S2 terminals are bussed to one LLM line via a twisted pair Locate the DIP switch next to the ribbon cable connector on...

Page 8: ...to 2 inches for each cable and 8 16 inches for boards to allow ease of module removal test and repair On each module ensure the physical numbers supported are clearly identified Wire wrap around each...

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Page 10: ...nabled to the display test phone Also refer to the Troubleshooting Section for information on the 73 I O Diagnostic and Computer Aided Diagnostics These tests bypass programming and operate directly o...

Page 11: ...ion described below Refer to Drawing KM0674 for wiring information Wire Graphics 1 to the first GAM module in one chain to indicate Call ins Wire Graphics 2 to a the first GAM module in a second modul...

Page 12: ...not in the privacy mode Verify a talk and listen path exists through the speaker Verify Call ins can be produced in the following three ways The type of call in produced depends on programming but can...

Page 13: ...stall Repeater Amplifier Power Supply Chassis and Modules as detailed on KM0716 Ensure the power supply is properly grounded to minimize crosstalk and digital noise on the line Avoid setting the ampli...

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Page 15: ...eriod causing quicker timeout and ring stop detection This delay is most noticeable when using the TCIV built in Night Answer to pick up a call from a key phone Step 11 Install a Ring Trip Adapter bet...

Page 16: ...tural Number of the interconnect line under test If single digit dialing interferes with dialing the architectural number it may be temporar ily defeated refer to the Programming Section The CO LED on...

Page 17: ...the DIP switches on each LLM and SC board must be set to provide the proper identifica tion for recognition by system software bers and cannot 17 18 19 20 21 22 23 24 25 SCC25 TC4120 type speaker cont...

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