GuangDong Oppo Mobile Telecommunications User Manual
Specifications and Main Features
Frequently Asked Questions
User Manual
Greetings from OPPO Mobile
This guide will show you how to use the phone and its important functions. If you need more detailed
instruction, please switch on the phone and select “Tools-User manual”. You may also visit OPPO
official website to get more information about the phone.
English
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Functions of components
1. Front camera; 2. Light sensor&infrared sensor; 3. Volume button; 4. Power button; 5. Menu key
6. Home Key; 7. Return key.
Light sensor: This component will automatically detect the light intensity and adjust the screen
brightness according to the light intensity for your convenience.
Infrared sensor: This component will automatically detect the distance between the body and the phone
during calls.If the body is close to the phone, the screen will be turned off to avoid enabling other
functions.This function is not available when you are calling via earphone and during hands-free mode.
Volume button: This component is used to adjust the volume. The volume will be increased when you
press the upper part and decreased when you press the lower part.
Power button: Press the button for a while to switch on/off; Press the button to lock the screen (except
for incoming call interface and call interface).
Home Key: Press home key to run the app in background when it is running; Press the key to return to the
home screen from other pages.
SAR Values
The highest SAR values under the FCC guidelines for this device model are:
W/kg(Head ) and W/kg(Body).
The highest SAR values under the CE guidelines for this device model are:
W/kg(Head ) and W/kg(Body).
The highest SAR values under the India national guidelines for this device model are:
W/kg(Head ) and W/kg(Body).
Standby and call duration
Duration
Standby duration
Call duration
Warning: When charging, please place the device in an environment that has a normal room
temperature and good ventilation. It is recommended to charge the device in an environment with a
temperature that ranges from 0℃~35℃.
Type
GSM
240 hours
480 minutes
WCDMA
240 hours
350 minutes
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Performance parameters
Product model
Main screen parameters
Dimension
Weight
Battery
Camera
Operating temperature
Standard accessories
You are provided with the following standard accessories: 1 Phone, 1 Charger, 1 Earphone,
1 USB data cable, 1 Safety Guide, 1 Quick Guide.
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Mobile phoneProduct name
OPPO A51f
5.0 inch
143.4x71.2x7.65 (mm)
5.64 ounces (160 grams)
2420 mAh
8-Megapixel Rear, 5-Megapixel Front
-10°C – 45°C
This user manual provides the product safety information. Before using the phone, please read the Important
Information Guide (IIG) carefully. OPPO has preinstalled the Quick Guide application and some operational
suggestions in your device, please read both carefully.
Please read the following. instructions before useing the mobile phone Without following these instructions
it might be dangerous or illegal. Further information about safety are provided by this user manual.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and (2) This device must not accept any interference
received, including interference that may cause undesired operation.
Switch on safely
Do not switch on the device when phone use is prohibited or when it may cause interference or
danger.
Road safety comes first
Obey and follow all related local laws. Use both hands when driving. Road safety should always
come first.
Switch off at gas station
Please do not use phone at gasoline / service stations, places near fuel and chemicals.
Switch off when taking an airplane
Mobile phones might cause interference. Phone use on airplanes is dangerous and prohibited.
Switch off around medical equipment
Hospitals or healthcare organizations might use equipments which are sensitive to radio
frequencies. Please follow all the rules and regulations.
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Interference
All wireless devices might be susceptible to interference, which could affect performance.
Switch off at blasting area
Please obey all related regulations. Please do not use this device at blasting area.
Appropriate use of the phone
Use the phone only at appropriate places. After switching it on, please do not touch the antenna
area if possible.
Qualified service
Only qualified personnel or OPPO technician may install or repair this product.
Accessories and batteries
Please use the exclusive accessories and batteries approved by OPPO. Accessories which are not
approved by OPPO may damage the phone and cause danger.
Water-resistance
The device is not water-resistant. Please keep it dry.
Connect with other devices
When connecting with other devices, please read this user manual to learn more detailed and
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accurate and safety instructions. Do not connect with incompatible products.
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