3.1 Preventive Maintenance ....................................................................................................3-1
3.2 Troubleshooting .................................................................................................................3-2
3.3 Diagnostics ........................................................................................................................3-3
3.4 Program Number ...............................................................................................................3-7
3.5 Clearing Data .....................................................................................................................3-7
3.6 Replacement of Battery .....................................................................................................3-8
3.7 Replacement of Fuse.........................................................................................................3-9
3.8 Error Messages..................................................................................................................3-9
APPENDIX ............................................................................................................... AP-1
1. Menu Tree ........................................................................................................................... AP-1
2. Digital Interface.................................................................................................................... AP-2
3. Input/Output Ports................................................................................................................ AP-8
5. Geodetic Chart Codes ....................................................................................................... AP-12
7. What is WAAS? ................................................................................................................. AP-14
PACKING LIST............................................................................................................A-1
OUTLINE DRAWINGS ................................................................................................ D-1
INDEX......................................................................................................................... IN-1
Declaration of Conformity
iv