Honeywell Thor VM2 User Manual page 174

Thor VM2 is Off and Vehicle Ignition is Switched to On
Conditions
The Thor VM2 is Off and vehicle ignition changes from Off to On.
Result
The Thor VM2 boots. Once booted the Thor VM2 follows the Ignition Control/Ignition
On power scheme/plan with timers reset after the boot completes.
Thor VM2 is On and Vehicle Ignition is Switched to On
Conditions
The Thor VM2 is On and vehicle ignition changes from Off (or not present) to On.
Result
The Thor VM2 continues to run and follows the Ignition Control/Ignition On power
scheme/plan with timers reset at the time Ignition switched to Active.
An example of this case would be a Thor VM2 that is running on UPS and is then
mounted on a dock that has truck power and the ignition switch is already On.
174 Thor VM2 with with Microsoft Windows 7 or Windows Embedded Standard User Guide