Microsoft Lumia 640 Dual SIM Quick Manual page 15

• If the phone screen and keys are locked, unlock them.
• Move to a place with adequate signal strength.
1. Tap the start key , and tap > .
2. Type in the official emergency number for your present location.
Emergency call numbers vary by location.
3. Tap call.
4. Give the necessary info as accurately as possible. Do not end the call
until given permission to do so.
You may also need to do the following:
• Put a SIM card in the phone. If you don't have a SIM, tap emergency
call when you get an error message about a missing SIM.
• If your phone asks for a PIN code, tap emergency call.
• Switch the call restrictions off in your phone, such as call barring, fixed
dialling, or closed user group.
• When you switch your phone on for the first time, you are asked to
create your Microsoft account and set up your phone. To make an
emergency call during the account and phone setup, tap emergency
call.
• If the mobile network is not available, you may also try making an
internet call, if you can access the internet.
Take care of your device
See the in-device user guide for important instructions on how to take
care of your device.
Do not drop, knock, or shake the device or the battery. Rough handling
can break them.
About Digital Rights Management
When using this device, obey all laws and respect local customs, privacy
and legitimate rights of others, including copyrights. Copyright
protection may prevent you from copying, modifying, or transferring
photos, music, and other content.
Battery and charger info
Use your device only with an original BV-T5C rechargeable battery.
Charge your device with AC-20 charger. Charger plug type may vary.
Third-party chargers that comply with the IEC/EN 62684 standard, and
that can connect to your device micro USB connector, may be
compatible.
Microsoft Mobile may make additional battery or charger models
available for this device.
Battery and charger safety
Always switch the device off and unplug the charger before removing
the battery. To unplug a charger or an accessory, hold and pull the plug,
not the cord.
When your charger is not in use, unplug it. If left unused, a fully charged
battery will lose its charge over time.