iv
Introduction
Setup Tab.............................................................80
Setup Tab Overview .......................................... 80
‘System’ tab ................................................. 80
‘Road Routing’ tab....................................... 81
‘Guidance’ tab ............................................. 82
‘Timers’ tab.................................................. 82
‘Time’ tab .................................................... 83
‘Units’ tab.................................................... 83
‘Location’ tab............................................... 84
‘Owner’ tab.................................................. 85
‘COM 1’ and ‘COM 2’ tabs .......................... 86
Appendix ...................................... 90
Specifi cations ......................................................90
Physical Specifi cations....................................... 90
Performance...................................................... 90
Power................................................................ 90
Care Information.................................................91
Cleaning the Unit.............................................. 91
Storing the GPSMAP 276C................................ 91
Immersing the Unit in Water............................. 91
Accessories..........................................................92
Standard Accessories......................................... 92
Optional Accessories ......................................... 92
Wiring and Interfacing ........................................94
Connecting the Power/Data Cable..................... 94
Interfacing......................................................... 94
Map Datums and Location Formats ....................95
What are Map Datums
and which should I use?.............................. 95
What is a Location Format
and which should I use?.............................. 95
Map Datum List...................................................96
Time Offsets .......................................................98
Messages.............................................................99
LORAN TD Setup................................................101
LORAN TD System ......................................... 101
LORAN TD Feature......................................... 101
Using the LORAN TD Format ......................... 101
Garmin Data Cards............................................103
Installing and Removing Data Cards................ 103
WAAS and DGPS................................................104
What is WAAS?............................................... 104
What is Differential GPS (DGPS)?.................... 104
Data Field Options.............................................105
Compliance, License, and Warranty Information107
FCC Compliance............................................. 107
Software License Agreement............................ 108
Product Registration and Support.................... 108
Limited Warranty ............................................ 109
Safety Information ............................................110
Index........................................... 112
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