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Huawei GR3 Faq Manual

Huawei GR3
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1.3 The battery level display is inaccurate
Please restart the phone or restore the phone to factory settings after backing up important
data.
If the problem persists, please take your phone and purchase invoice to a service center for
inspection.
1.4 The battery does not charge properly
If the battery is completely discharged, connect the battery charger and wait for 5 minutes
then check to see whether it is charging properly.
Use the original included charger to charge the battery. If you are still unable to charge the
battery when using the charger provided, remove and reinsert the USB cable, change the
extension socket or restart the phone.
The phone might not charge if its temperature is too high or too low.
Huawei phones feature a special heat-protective design. The charging process will stop
when the phone overheats.
It is not recommended to play games, watch videos, browse the Internet or use other similar
power-intensive functions when the battery is charging.
When using a portable battery charger, ensure that the output current is suitable for your
phone. For example: The current provided by the original charger is 1 A. If the portable
charger provides a current greater than or less than 1 A, this may result in the battery failing
to charge. If you are still unable to charge the battery, use the original data cable to connect
to the portable charger.
If the problem persists, please contact Huawei customer service or take your phone and
purchase invoice to a service center for inspection.
1.5 How to maintain mobile phone batteries
Mobile phone is not used for more than half a year, the battery capacity will drop very fast,
so please do not idle for a long time.
Try to use the original included charger to charge the battery.
Don't wait until the phone is in low power to recharge the battery. As far as possible with the
use of charge, to extend the battery life.

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Huawei GR3 Specifications

General IconGeneral
Display diagonal5 \
Display resolution- pixels
Processor familyMediaTek
Processor frequency1.5 GHz
Processor architectureARM Cortex-A53
Thermal Monitoring Technologies-
RAM capacity2 GB
Internal storage capacity16 GB
Front camera typeSingle camera
Rear camera resolution (numeric)13 MP
Front camera resolution (numeric)5 MP
3G standardsUMTS
Bluetooth version4.0
2G bands (primary SIM)850, 900, 1800, 1900 MHz
Mobile network generation4G
Headphone connectivity3.5 mm
Form factorBar
Product colorSilver
PlatformAndroid
Operating system installedAndroid 5.1
Audio formats supportedAAC, AAC+, ADPCM, AMR-NB, AMR-WB, APE, FLAC, MIDI, MP2, MP3, OGG, Vorbis, WAV
Video formats supportedH.263, H.264, MPEG4
Talk time (3G)- h
Battery capacity2200 mAh
Cables includedUSB
Weight and Dimensions IconWeight and Dimensions
Depth7.6 mm
Width71 mm
Height143.5 mm
Weight135 g

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