![background image](http://html.mh-extra.com/html/access/atb420-series/atb420-series_service-manual_455257018.webp)
Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide
___________________________________________________________________________
Rev 6
Access Keyboards 2001 & 2002 - All rights reserved Page 18 of 37
3.2.2
Loading new firmware to the ProgBox
The ProgBox is connected in the same was as for the firmware upgrade.
Close any program running which uses COM1 (including AVRProg.exe)
1.
Run ProgBox.exe
Progbox.exe
2.
The following Dialogue Box i.e. Figure 1 appears. Click on OK
3.
4.
The main ProgBox window then appears as in Figure 2
5.
6.
Select ‘File’, ‘Open’, then select the configuration file supplied. (It has the file extension
‘.PGB’). The details of the configuration are shown in the window. An example is shown in
Figure 3.
7.
Select ‘File’, ‘Download to ProgBox’
8.
A progress bar at the bottom of the window displays the progress of the download. This
should take about 2 minutes.
9.
A window will pop up to confirm successful download (i.e. Download Completed OK)
10.
You must now power down the ProgBox,
i.e. disconnect DC power jack from the
Progbox.
The ProgBox is now configured to carry out a complete download of the keyboard and OCR code.
All manuals and user guides at all-guides.com