1. Hook up Geode in normal configuration to computer Ethernet box.

2. Select Start New Survey.

3. Uncheck Line Tap.

4. Uncheck Aux.

5. Select YES to all pop up menus.

6. Locate lower left corner menu: Seismodule List Window.

7. Note what current loader version under LDVER column of table in Seismodule List Window. (Ex. 2.729)

8. In order to change the LDVER, you must first set up the table in column F from N/A to X by doing the following:

9. Select System pull down menu from the upper task bar.

10. Select Test.

11. Select Update System Board Bios.

12. Select I Agree.

13. Select Browse.

14. To set up table to enable loader version update (LDVER) select the file: GEODEFOR3D-1.0.exe.

15. Select Open.

16. Select Start Burning.

17. Select Yes.

18. Cycle power or shut down controller by using the software.

19. Restart the Geode.

20. Repeat necessary steps to get to Seismodule List Window.

21. Verify value in column is now X.

22. Select System pull down menu from the upper task bar.

23. Select Test.

24. Select Update System Board Bios.

25. Select I Agree.

26. Select Browse.

27. Select from Flash Update File Flash3_703&2_42.exe.

28. Select Start Burning.

29. Select Yes.

30. Verify Power LED light on Geode now blinks 3 seconds on 1 second off.

31. Select OK.

32. Cycle power or shut down controller by using the software.