American Telecom AM64/128A manual

AM64/128A User Manual

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American Telecom AM64/128A manual

Contents

Base Band Modem ATL Part No /203/002/610 Issue 4 September Information Contained This Document is Confidential to Contents Appendix B International Models Introduction Baseband Modems Constructional DetailsInterface Modules System Overview System Overview Self Test Pass InstallationTesting BBM to BBM Link Link Mode LTU Ready No Alarm LTU Not Ready BBM to Line Card Link Network Mode Menu Operation Front Panel Features Loop back On Loop back Off Over all Status Status MenuLoop Active CD Fail Alarm StatusNo Alarm No Signal Receiving AIS No Alignment LOS/CD Fail Line Rate User RateInterface Status Link Mode Network Mode Operating Mode Loc Loop On Test MenuLocal loop Local loop from menu Top level display shows Loc Loop Off Loopback On LoopbackLocal loop from DTE Loopback is applied by selecting the display Loopback Off Rem Loop On Remote LoopRemote Loop from menu Rem Loop Off Remote loop from DTE Binary PatternsBin Keys Off Sending Bin Operation Error Count Bit Error Rate BER = User Data Rate x TimeData Test Overview Data Test Errors nnnnnnErrors s000001 Errors Injecting 1s Injection ModeTransparent Mode Injecting 0s Time If the count is stopped the display is Stop Service TestSvc Test Comms Evp Rx Evp Tx Self Test Lamp Test Comm Loop Off Communication Channel Loopback Rate 4.8K Rate Menu Master 64K BT Slave 4.8K 2 X.21bis Option Menu Signalling Rate Asynchronous Mode3 G.703 Char Len Character Length Master Slave Configuration MenuLine Rate Modem 3 X.21 Loop ControlSynchronisation Type for software versions below Internal Clk Synchronisation Type for software version V1.3 and aboveExt Byte Clk Ext Bit Clk Power Level 5 64k ModeMenu Lock Glossary of Terms Band circuits General Specifications Way D-type X.21 V.11 Connector pin allocation Way D type X.21 bis V.24 / V.28* Connector pin allocationAppendix a Interface Pin Connections Way D-type V.36 Connector pin allocation Mrac Connector Pin allocation Line Connector Way D-type RS-530 Connector pin allocation Appendix B Internal Link Settings Page Interface Module Interface Modules 21bis Interface Module RS530 Interface Module Frame Structure Service Test Facilities Appendix C In Service Test TTE Network and Safety statements LVD Safety Statements 21 bit timing cable 15 way to 15 way D type plugs Appendix E 24 / V.28 bit timing cable 25 way to 25 way D type plugs 21 byte timing cable 15 way to 15 way D type plugs35 bit timing cable 34 way to 34 way Mrac plugs RS530 bit timing cable 25 way to 25 way D type plugs 21 bis V.36 bit timing cable 37 way to 37 way D type plugs Appendix F Troubleshooting Rate 64K Slave Mode 64K RatePower 10dBm Master Mode C 64K Rate