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Appendix B - Outline and Installation Drawing

Telesto Private Wire Modem      19

Summary of Contents for Private Wire

Page 1: ...Telesto Private Wire Modem Manual...

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Page 3: ...Telesto Private Wire Modem Manual...

Page 4: ...Manuals graphics Manuals ReferenceManual Components Telesto_modem Private Wire Remote RevA CompleteManual TelestoPwModemManual lwp G Company Manuals graphics Manuals ReferenceManual Components Telesto...

Page 5: ...pendix A Connector Pinouts Basic troubleshooting 15 5 Servicing 11 Configuration 9 Theory of Operation 9 Overview of the Hardware 9 4 Technical Description 7 3 Unpacking Post Delivery Inspection 5 2 O...

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Page 7: ...ase read the instructions carefully If you have problems or need technical support please submit requests for technical support by e mail or fax When communicating your problem to us please give as mu...

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Page 9: ...g and Identifies components and Post Delivery Inspection references an as shipped section Chapter 4 Technical Description Description of features and technical specifications Chapter 5 Servicing Recom...

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Page 11: ...more of the following 1 Telesto Private Wire Modem 2 Power cable 3 Telesto Private Wire Modem Manual 4 As shipped Sheet 5 OEM Modem Manual Checking the As Shipped Sheets Please study the as shipped d...

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Page 13: ...heory of Operation The two main functions of the Telesto modem are to interface the data from the Europa digitiser to the leased line telephony network and optionally to supply power to the E uropa di...

Page 14: ...path for retransmission requests from the central site Both the remote site Telesto modem and its counterpart at the central site perform error detection and correction which may have been caused by...

Page 15: ...o Modem in ANSWER mode the central site modem in this case is in ORIGINATE mode Both the hardware and firmware configurations are detailed below Hardware Configuration Inside the Telesto Private Wire...

Page 16: ...interface 1 DOWN UP Telesto Modem Manufacturer s Default Function DIP Switch No Table 1 DIP Switch Settings UP OPEN DOWN CLOSED NOTE Baud Rate kbps Switch 13 Switch 14 28 8 UP UP 19 2 DOWN UP 14 4 UP...

Page 17: ...terminal emulator The modem should reply with OK 10 Type in atl5 at the terminal emulator The modem will display the configured parameters Ensure that the above commands have configured the parameter...

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Page 19: ...oard level and replace these boards Attempt to identify the faulty PCB board pair by swapping in the corresponding board pair from a working unit The necessary tools are 1 Phillips screwdriver 2 Allan...

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Page 21: ...3 Dial 2 D leased 4 C leased 2 Dial 1 B leased 1 A Signal Name Pin Number Table 2 Leased Line Connector Pinout Battery C Earth B Battery A Signal Name Pin Number Table 3 Input Power Connector Pinout B...

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Page 23: ...Appendix B Outline and Installation Drawing Telesto Private Wire Modem 19...

Page 24: ...y voltage 24 Vdc Voltage Range 22 26 VDC Surge Level no voltages above 30 VDC Interfaces To Callisto Europa RS232 with RTS CTS data flow control To telephone line analog private wire on 2 or 4 wires B...

Page 25: ...e Modem Power Mating connector Notes 1 See Nanometrics document 13005 for physical characteristics 2 The unit must be properly grounded with a ground wire connected to the grounding lug on the front p...

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