DOC 6501_Release V
ATS-6501 Users Guide
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2.7.1 Reference Type ........................................................................................... 39
2.7.2 hp5071A Communications ......................................................................... 40
2.7.3 Unmonitored Clocks ................................................................................... 40
2.7.4 Selecting the External Reference ................................................................ 40
2.8 Using the Time Scale Reference ........................................................................ 41
2.9 Setting the System Time Manually .................................................................... 45
2.9.1 Force Time .................................................................................................. 45
2.9.2 Deterministic Phase Lock Loop (DPLL) .................................................... 45
2.9.3 External Reference ...................................................................................... 48
2.9.4 Disable the GPS Tracking Alarms .............................................................. 48
2.10 User Configuration Files ................................................................................ 48
2.10.1 Factory / Default User Configuration Files ................................................ 48
2.10.2 Diff Command ............................................................................................ 50
2.10.3 FTP and Real-Time (rt) Configuration Files .............................................. 50
2.10.4 System Configuration Files (Syscfg) .......................................................... 52
2.10.5 Node Configuration File (node.cfg) ............................................................ 53
3 Operations ...................................................................................................................... 55
3.1 Front Panel ......................................................................................................... 55
3.1.1 Power Supply Indicators .................................................................................. 55
3.1.2 Alarm Indicator ........................................................................................... 55
3.1.3 Oscillator Locked (Osc Lock) Indicator ..................................................... 56
3.1.4 GPS Tracking Indicator .............................................................................. 56
3.1.4 NTP Locked Indicator ................................................................................. 57
3.1.5. Outputs Enabled Indicator .......................................................................... 57
3.1.6. KEY ACTIVE Indicator (SAASM) ............................................................ 57
3.1.7. ZEROIZE Button (SAASM) ....................................................................... 58
3.1.8. CRYPTO KEY Programming Connector (SAASM) ................................. 58
3.1.9. Fans ............................................................................................................. 58
3.1.10. Flash Card ............................................................................................... 58
3.1.11. Display Button ......................................................................................... 58
3.2 Rear Panel .......................................................................................................... 59
3.3 Software ............................................................................................................. 60
3.3.1 Current Version ........................................................................................... 60
3.3.2 Software Updates ........................................................................................ 60
3.3.2.1 Flash Card Replacement .......................................................................... 61
3.3.2.2 Remote Software Update ........................................................................ 61
3.3.3 GPS Firmware Updates ............................................................................... 63
3.3.4 Declassifying the System ............................................................................ 63
3.4 User Interfaces .................................................................................................... 63
3.4.1 Operating System ........................................................................................ 63
3.4.2 Telnet .......................................................................................................... 63
3.4.3.1 Real Time Data Port (1135) .................................................................... 64
3.4.3.2 Command Port (1700) ............................................................................. 64
3.4.3.3 Diagnostic Port (1800) ................................................................................. 67
3.4.3.4 Status Port (1900) .................................................................................... 68
3.4.3.5 Average TIC Data Port (2100) ................................................................ 68