Hscm Offset Tool User Interface - Garmin G1000 NAV III Line Maintenance Manual

In the Aircraft:
13. Set the STBY BATT CB to open.
14. Record the BATT S current (in Amps) from the bottom right corner of the EIS strip. Label this reading as
READING #1 and ensure proper sign (+ or -). If reading is greater the +1 Amp or less the -1 Amp,
Garmin recommends replacing the GEA 71.
15. Power down PFD1 and MFD1.
A. AVIONICS Switch (BUS 1 and BUS 2) – Off
B. MASTER Switch (BAT) – Off
C. STBY BATT Switch – Off
On the PC:
16. Insert the SD Card into the card reader.
17. Run the HSCM.exe program (verify interface resembles Figure 2-27).
18. Choose Cessna SEP in the Select Aircraft field.
19. Standby Battery Ammeter is the only selection available in the Select Channel field.
20. Enter 0.0 in the Input Offset Error in Amps field. This step will reset any previous calibrations to zero
before performing the actual calibration.
21. Verify the drive letter of the SD card reader is selected in the Select SD Card Drive Letter field.
22. Press the Create Correcting Config File button.
23. Press OK to acknowledge the pop-up box. A non-zero value will be used later in this procedure.
24. Verify the pop-up box annunciates "Cessna SEP file written to drive" and press OK to acknowledge.
25. Press the Close button.
26. Remove the SD card from the card reader.
In the Aircraft:
27. Insert the SD card into the upper card slot of the PFD.
28. Power up MFD1 and PFD1 in Configuration mode:
A. MASTER Switch (BAT) – On
B. AVIONICS Switch (BUS 1 and BUS 2) – On
G1000 Nav III Line Maintenance Manual
190-00352-00
Figure 2-27. HSCM Offset Tool User Interface
Page 2-67
Rev. L