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powders. You should check with the manufacturers of vehicles
using liquefied petroleum gas (such as propane or butane) to
determine if this device can be safely used in their vicinity.
■ Emergency calls
Important: This device operates using radio signals,
wireless networks, landline networks, and user-
programmed functions. If your device supports voice
calls over the internet (internet calls), activate both the
internet calls and the cellular phone. The device will
attempt to make emergency calls over both the cellular
networks and through your internet call provider if both
are activated. Connections in all conditions cannot be
guaranteed. You should never rely solely on any
wireless device for essential communications like
medical emergencies.
To make an emergency call:
1. If the device is not on, switch it on. Check for adequate signal
strength. Depending on your device, you may also need to
complete the following:
• Insert a SIM card if your device uses one.
• Remove certain call restrictions you have activated in
your device.
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