Download Intelligent Reference/TM

EVENT TIME-TAG OPERATION...............................................................................27
PROGRAMMED OUTPUT PULSE OPERATION..........................................................28
REMAINING OPERATIONS....................................................................................28
SECTION 6 - COMMUNICATING WITH THE TM-4™.......................... 29
CONTROL PORT .................................................................................................29
COMMUNICATION MODES ..................................................................................29
MESSAGE FORMATS AND PROTOCOL ..................................................................30
MESSAGES FROM THE HOST ..............................................................................30
MESSAGES FROM THE INTELLIGENT REFERENCE/TM-4™ ........................................36
SERIAL TIME PORT .............................................................................................45
SECTION 7 - HARDWARE INFORMATION....................................... 47
FRONT PANEL....................................................................................................47
LED COMBINATIONS AND THEIR MEANINGS.........................................................48
REAR PANEL CONNECTORS AND FUNCTIONS.......................................................48
OTHER HARDWARE CONSIDERATIONS.................................................................52
SECTION 8 - TROUBLESHOOTING .................................................. 55
SECTION 9 - IN CASE OF DIFFICULTY ............................................ 60
CONTACTING SPECTRUM ...................................................................................60
RETURNING EQUIPMENT FOR REPAIR...................................................................61
APPENDIX A – GPS FUNDAMENTALS ........................................... 62
THE GLOBAL POSITIONING SYSTEM (GPS)............................................................62
START-UP SEQUENCES.......................................................................................63
POSITION & TIME ACCURACY..............................................................................64
DATA LATENCY..................................................................................................66
APPENDIX B - SPECIFICATIONS .................................................... 68
OSCILLATOR SPECIFICATION COMPARISON ..........................................................71
SPECIAL-ORDER OSCILLATOR SPECIFICATION .......................................................72
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