Huadoo V4 User manual
Huadoo V4
Intelligent Three-Proof Mobile Phone
Quick Guide
Thank you for your purchase of V4 Huadoo Mobile Phone. Please read this manual carefully, so
that you can use your mobile phone in the best way.
User Instructions
The Company´s products have approved the third-party certification and the water-proof test
before leaving the factory. Non-artificial damage,one year warranty.
If there are water drops on the screen, the sensitivity of the touch screen will be affected, thus
causing malfunction. Please wipe the water drops off, before resuming the use.
Exception Clause
If allowed by the applicable laws, the Company shall neither compensate for any special,
incidental, indirect and secondary damage due to the use of products covered and described in this
Manual, nor for any loss of profits, data, goodwill or expected savings. The maximum liability for
the loss is limited to the payment you have made for your product (except that compensation for
damage shall be made in accordance with applicable laws in case of personal injury).
Violators will be prosecuted.
For errors in printing and out of date information in this manual, we will make timely corrections.
These corrections will be included in the latest manual without prior notice. Huadoo Bright Group
Limited reserves the right of final interpretation.
The pictures in this Manual are for reference only. If the pictures are not the same as the physical
objects, then the objects shall prevail; please refer to physical objects for mobile phone structure
and other relevant parameters of the battery and the charger. The accessories attached to your
mobile phone may vary from the model and the function of the product you have purchased. For
the accessories, the physical objects in the packaging shall prevail.
Safety Matters and Environmental Protection
If you are going to make or
answer a phone call while driving, please use
earphones or park your car properly before
using your mobile phone.
Please turn off the device near
medical devices or medical locations that are
marked “no wireless devices”.
Please turn off the mobile phone
on the plane, and confirm the cancellation of
the alarm clock or auto power-on setting, so as
to avoid auto power-on.
Waste battery should be put into
the battery recycling bin rather than be
discarded in household garbage.
Avoid using the mobile phone at
excessively high or low temperature and do not
expose the mobile phone to strong sunlight or
high humidity.
When using water to flush the
exterior of your mobile phone, please make
sure that the battery cover, the lock catch, the
screw hole rubber plug, the earphones and USB
rubber plug port of the mobile phone are
properly sealed, only then can the mobile phone
be water-proof and dust-proof.
Never use the device around a gas
station, fuels or chemicals.
Avoid interference with blasting: turn
off the device at the site of blasting and comply
with any relevant provisions.
To ensure the best performance,
please use original accessories and battery
instead of connecting to incompatible products.
Do not disassemble the mobile
phone and please visit the designated
professional services for maintenance if
necessary.
Please use the mobile phone
within network coverage.
In the case of an emergency, you
may use the mobile phone to call 112 directly
to seek service from your local phone network.
Your device is a radio transmitter
and receiver. Its design complies with the radio
wave radiation limit suggested by the
international standard (ICNRP). The standard is
formulated by the independent science
organization (ICNIRP) and contains certain
safety coefficients, so as to ensure the safety of
users of each age group with different health
conditions.
Please backup important information
stored in the device, to avoid loss thereof.
User Guide
1.1 Schematic Diagram of Appearance and Description on Keys
1. Earphone Jack
3. Volume +
5. Receiver
7. Distance/Light Sensor
9. Option Key
11. Return Key
13. Power Key
15. Rear Camera
17. Screw Lock
2. USB Charge Jack
4. Volume -
6. Front Camera
8. Touch Screen
10. Return to Main Interface
12. Microphone
14. Flash/Alternate to Flashlight
16. Loudspeaker
1.2 Installation and Removal of SIM Card/Micro SD-Card/Battery Charge
1. Open the rear cover: buckle the screw at the battery cover by an unlocking hang tag (or coin),
rotate the screw at the left until the screw is loosened, and then remove the rear cover and the
battery.
Turn the screw lock to the left on the battery cover till it loosens
2. Insert the sheet metal of the SIM Card and Micro-SD Card face down, into the corresponding
card slot and lock it.
3. First match the lower part of the battery with the mobile phone metal part in the direction of
Arrow 1 and then press the battery into the battery slot in the direction of Arrow 2.
4. Close and lock the rear cover.
Turn the screw lock to the right on the battery cover till it locks.
5. Charge.
6. Use the shortcut key to turn the power display on and off and press on the power key to turn the
mobile phone on/off.
Press on the power key.
Please make sure that the battery cover, the lock catch of the battery cover, the screw hole rubber
plug, the earphones and USB rubber plug port of the mobile phone are properly sealed, only then
can the mobile phone be water-proof and dust-proof. This point will not be covered again.
When you install or remove a SIM Card, please turn off and cut off all power connected to
the mobile phone first.
■1.3 Specification Parameters of Mobile Phones
Type of mobile phone Three-proofmobilephone,3Gmobile
phone,smart phone
Operating system Android 4.4.2
System GSM：850/900/1800/1900
WCDMA：850/1900/2100
Size (154*84*16.8) mm
Weight 283 g
Chip MTK6582 Quad-core (1.3GHz)
Default memory capacity of mobile phone ROM :8GB
RAM : 1GB
Maximum memory capacity of Micro-SD Card:
32G
Display screen OGS 5.0`` QHD（540*960）
Dual SIM Dual Standby Dual SIM Dual Standby
Network type WCDMA/GPRS/EDGE/WAP
Battery capacity 3600mAh
Operating temperature -20 to+ 55℃
Talk time GSM:15H
WCDMA :10H
Standby time Approximate 386 h (depending on the actual
network conditions)
Multimedia message/E-mail/address list Support (Address list support group function)
Video call/speaker phone Support/support video call of network data
Call forwarding/call waiting Network support
Camera/video camera (video recording
function)
Front: 2.0MP; Rear: 8.0MP
Maximum photo support: 3264 x 2448
Support flash photo mode/flashlight function
Video player Audio file format: support MP3, MIDI, AMR,
AAC, WAV,
Video file format: support MPEG4, 3GP, MP4,
AVI, MJPG
GPS Support
MP3/Recording/FM Support
Earphone jack support 3.5 mm earphone
Sensor G-sensor, approaching + ambient light sensor,
compass
Pneumatic
Elevation
Temperature
Support
Compass Support
NFC Support
Water-proof level IP68
■1.4 Strategy for Water-proof Use
Water-proof tail plug: after sealing the tail plug, please check again whether it is firmly locked, to
ensure perfect water-proof function.
• Preparation before entering water
1. Close the battery cover properly before the mobile phone enters the water (for details, please
refer to “Installation Methods of Battery Rear Cover”)
2. Before closing the battery rear cover, please make sure there are no hairs or sand or other
objects on the flexible glue around the rear cover that affect the tightness of closing.
•Maintenance Method after leaving water
1. After the mobile phone leaves the water, wipe the phone body with a dry towel or tissue before
opening the cover.
2. Face the cover down to open the cover, so as to prevent water inside the cover slot to flow into
the compartment.
3. After the mobile phone leaves the water, spin-dry the loudspeaker and the microphone receiver ,
and then place it in the air for drying. Do not use an electric hair dryer to dry it.
•Do nots:
1. Do not use the mobile phone in high-temperature water. Do not heat the edge of water-proof
flexible glue, or water may flow in.
2. Do not open the battery cover when the mobile phone body is not totally dry. Be sure to
remember this!
3. Do not use chemicals or detergent to clean the product. Use clear water instead.
Menu Navigation
2.1 Hold the device
Do not cover the antenna area with your hands or other objects. If you do so, online problems may
arise.
2.2 Adjust volume
Press the upper or lower part of the volume key to adjust the ring volume or to adjust the volume
of music or movies.
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