SECTION VIIB TIS SOFTWARE
2005 Tech 2 User’s Guide VII - 20
Tech 2 Custom Update Procedure
To perform a custom Tech 2 update to backdate the scan tool or install different language software:
1. Connect the scan tool to the PC using the RS-232 cable (refer to the illustration in Figure VIIB-4).
2. Power up the scan tool using the AC power supply that came with the tool (refer to Figure VIIB-4).
3. At the PC, launch TIS.
4. From the TIS main screen, select Software Download.
5. At the “Select Diagnostic Tool for Download” screen, select Tech 2 and “Custom” (Figure VIIB-9) to
allow backdating or installing of non-NAO software on the scan tool. After confirming the selection,
select Next. A message will appear indicating the PC is reading the contents of the diagnostic tool.
6. A “Select the Applications” screen (Figure VIIB-10) appears. The left side of the screen lists software
release numbers. Select the “+” sign to see the list of languages for each release (Figure VIIB-11).
7. Select the desired software version and language either by double-clicking on it or by highlighting the
desired language file; then click Select in the middle of the screen. The selected software will appear in
the right side of the screen (Figure VIIB-12). Click on the tabs to compare the current and selected
scan tool software. Click Download to proceed.
8. A “Performing the Software Download” screen appears (Figure VIIB-7) to track the download status.
9. When the download is complete, a “Download Finished” screen appears (Figure VIIB-8). Click Close to
close the application.
Figure VIIB-10
Applications available for custom download
Figure VIIB-11
Language files available for download
Figure VIIB-12
Software selected for download
Figure VIIB-9
Custom update mode selected for download
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