MA3:7
V Range 502 l 652 l 802 Maintenance Manual
Johnston Sweepers Limited
Chapter - Electrical System
Step Two: Software Download
2.1. Ensure the ignition is off.
2.2. Carefully open the rubber cover on the front of the JVM to expose the USB port.
2.3. Insert the USB ash drive into USB port.
2.4. Press and hold buttons F1 & F3 on the display;
2.5. Switch on the ignition.
2.6. Release buttons F1 & F3 when the following text appears;
“start operating system in STOP mode”
2.7. Software will now download from the USB ash drive automatically.
Note: Software download can take up to 10 minutes depending on the size of the update.
F1
F2
F3
F4
NOTICE: Never switch off the ignition during the download process.
2.8. Once the software download is complete the following message will appear;
“Press any key or touch screen to continue”
Press any of the JVM buttons to continue.
2.9. The JVM will now reboot. Once rebooted, turn off ignition of machine to complete update.
2.10. Continue to step three.
NOTICE: First shutdown of machine after software update may take 10 min. Never
isolate the vehicle or disconnect the harness while this takes place.
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