If you need to use 3G operation, please insert 3G card in the card slot 1(Default SIM1 card, dened in
only (If insert 3G card in the card slot 2, you can also use 2G operation only).
provider for a replacement SIM card. There may be fees for this service.
To install the battery
Your device comes with a rechargeable Lithium-ion battery and is designed to use only manufacturer-spec-
ied original batteries and accessories. Battery performance depends on many factors, including network
conguration, signal strength, and usage patterns.
Warning: To reduce risk of re or burns:
• Do not attempt to open, disassemble, or service the battery pack.
• Do not crush, puncture, short external contacts, or dispose of in re or water.
• Do not expose to temperatures above 60°C (140°F).
• Replace only with the battery pack designated for this product.
• Recycle or dispose of used battery as stipulated by local regulations.
1. Align the battery’s exposed copper contacts with the battery connectors at the bottom part of the battery
compartment.
2. Insert the contacts side of the battery rst and then gently push the battery into place.