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3.8.1 Auto Power Off
If no trigger or key press is detected the Railmaster™ will
automatically power off after 30 minutes in order to conserve battery
life .
3.9 Replacing Batteries
When replacing the batteries with new ones remember to use only
rechargeable Nickel-Metal-Hydride batteries and to replace ALL the
batteries at the same time even if you suspect that only one battery is
bad . Follow the instructions listed in steps 3 .2 through 3 .7 for proper
installation and charging when replacing batteries .
3.10 Connecting the Power Cord
If you choose to run off the power cord instead of the internal
batteries, connect the power cord to the receptacle on the bottom
of the Railmaster™ being sure to properly align the plug on the
power cord to the connector on the bottom of the Railmaster™ . The
Railmaster™ automatically will switch from the internal batteries to
the power cord for power when the unit is turned on .
3.11 Plug In the Power Cord
Plug the radar’s power cord into your vehicle’s cigarette lighter
receptacle . If you are using a separate battery pack as a power source,
plug the radar’s power cord into the battery pack’s receptacle .
3.12 Control Panel Functions
The operation of the Railmaster™ is controlled by the five-button key
pad and the trigger .