Samsung SM-J250N User manual

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SM-J250N
www.samsung.com/sec Korean. 0Z/2018. k
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2
Table of Contents
Basics
4 Read me first
6 Device overheating situations and
solutions
9 Device layout and functions
12 Battery
16 SIM or USIM card
20 Memory card (microSD card)
22 Turning the device on and off
23
25
26 Transferring data from your previous
device
30 Understanding the screen
38 Notification panel
40 Entering text
Apps and features
42 Installing or uninstalling apps
44 Phone
49 Contacts
52 Messages
55
57
58 Camera
68 Gallery
73 Multi window
76
77
78 Calendar
79
83 Voice Recorder
83 My Files
84 Clock
85 Calculator
86
87
88
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Table of Contents
3
Appendix
120 Troubleshooting
Settings
90 Introduction
90 Connections
91
93 Bluetooth
95
96
96
98 Sounds and vibration
98 Notifications
99 Display
100 Blue light filter
100 Changing the screen mode or
adjusting the display colour
102 Screensaver
103 Wallpaper
103 Advanced features
105
108 Apps
108 Lock screen and security
110
114
115
115
116 Accessibility
116 General management
118
119
119 About phone
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4
Basics
Read me first
Please read this manual before using the device to ensure safe and proper use.
•
Descriptions are based on the device’s default settings.
•
Some content may differ from your device depending on the region, service provider,
model specifications, or device’s software.
•
Content (high quality content) that requires high CPU and RAM usage will affect the
overall performance of the device. Apps related to the content may not work properly
depending on the device’s specifications and the environment that it is used in.
•
Samsung is not liable for performance issues caused by apps supplied by providers other
than Samsung.
•
Samsung is not liable for performance issues or incompatibilities caused by edited
registry settings or modified operating system software. Attempting to customise the
operating system may cause the device or apps to work improperly.
•
Software, sound sources, wallpapers, images, and other media provided with this device
are licensed for limited use. Extracting and using these materials for commercial or other
purposes is an infringement of copyright laws. Users are entirely responsible for illegal
use of media.
•
•
Default apps that come with the device are subject to updates and may no longer be
supported without prior notice. If you have questions about an app provided with
the device, contact a Samsung Service Centre. For user-installed apps, contact service
providers.
•
Modifying the device’s operating system or installing softwares from unofficial sources
may result in device malfunctions and data corruption or loss. These actions are violations
of your Samsung licence agreement and will void your warranty.
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Basics
5
•
Be careful not to forget your unlock codes for the screen lock, accounts, and other
security features. If you forget an unlock code, you will not be able to use the device if
you do not reset it. Samsung is not responsible for any data loss or inconvenience caused
by forgotten unlock codes.
•
Depending on the region, you can view the regulatory information on the device. To
view the information, launch the
Settings app and tap About phone
→
Regulatory
information
.
Instructional icons
Warning: situations that could cause injury to yourself or others
Caution: situations that could cause damage to your device or other equipment
Notice: notes, usage tips, or additional information
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Basics
6
Device overheating situations and solutions
When the device heats up while charging the battery
While charging, the device and the charger may become hot. During wireless charging or fast
charging, the device may feel hotter to the touch. This does not affect the device’s lifespan or
performance and is in the device’s normal range of operation. If the battery becomes too hot,
the charger may stop charging.
Do the following when the device heats up:
•
Disconnect the charger from the device and close any running apps. Wait for the
device to cool down and then begin charging the device again.
•
If the lower part of the device overheats, it could be because the connected USB
cable is damaged. Replace the damaged USB cable with a new Samsung-approved
one.
•
When using a wireless charger, do not place foreign materials, such as metal objects,
magnets, and magnetic stripe cards, between the device and the wireless charger.
The wireless charging or fast charging feature is only available on supported models.
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Basics
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When the device heats up during use
When you use features or apps that require more power or use them for extended periods,
your device may temporarily heat up due to increased battery consumption. Close any
running apps and do not use the device for a while.
The following are examples of situations in which the device may overheat. Depending on
the functions and apps you use, these examples may not apply to your model.
•
During the initial setup after purchase or when restoring data
•
When downloading large files
•
When using apps that require more power or using apps for extended periods
–
When playing high-quality games for extended periods
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When recording videos for extended periods
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When streaming videos while using the maximum brightness setting
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When connecting to a TV
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While multitasking (or, when running many apps in the background)
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When using Multi window
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When updating or installing apps while recording videos
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When downloading large files during a video call
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When recording videos while using a navigation app
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When using large amount of data for syncing with the cloud, email, or other accounts
•
When using a navigation app in a car while the device is placed in direct sunlight
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When using the mobile hotspot and tethering feature
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When using the device in areas with weak signals or no reception
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When charging the battery with a damaged USB cable
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When the device’s multipurpose jack is damaged or exposed to foreign materials, such as
liquid, dust, metal powder, and pencil lead
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When you are roaming
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Do the following when the device heats up:
•
Keep the device updated with the latest software.
•
Conflicts between running apps may cause the device to heat up. Restart the device.
•
Deactivate the Bluetooth features when not using them.
•
Close apps that increase battery consumption or that run in the background when
not in use.
•
Delete unnecessary files or unused apps.
•
Decrease the screen brightness.
•
If the device overheats or feels hot for a prolonged period, do not use it for a while. If
the device continues to overheat, contact a Samsung Service Centre.
Device limitations when the device overheats
When the device heats up, the features and performance may be limited or the device may
turn off to cool down. The feature is only available on supported models.
•
If the device becomes hotter than usual, a device overheating message will appear. To
lower the device’s temperature, the screen brightness and the performance speed will be
limited and battery charging will stop. Running apps will be closed and you will only be
able to make emergency calls until the device cools down.
•
If the device overheats or feels hot for a prolonged period, a power off message will
appear. Turn off the device, and wait until it cools down.
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Precautions for operating environment
Your device may heat up due to the environment in the following conditions. Use caution to
avoid shortening the battery’s lifespan, damaging the device, or causing a fire.
•
Do not store your device in very cold or very hot temperatures.
•
Do not expose your device to direct sunlight for extended periods.
•
Do not use or store your device for extended periods in very hot areas, such as inside a
car in the summertime.
•
Do not place the device in any areas that may overheat, such as on an electric heating
mat.
•
Do not store your device near or in heaters, microwaves, hot cooking equipment, or high
pressure containers.
•
Never use a damaged charger or battery.
Device layout and functions
Package contents
Refer to the quick start guide for package contents.
•
The items supplied with the device and any available accessories may vary
depending on the region or service provider.
•
The supplied items are designed only for this device and may not be compatible
with other devices.
•
Appearances and specifications are subject to change without prior notice.
•
You can purchase additional accessories from your local Samsung retailer. Make
sure they are compatible with the device before purchase.
•
Use only Samsung-approved accessories. Using unapproved accessories may cause
the performance problems and malfunctions that are not covered by the warranty.
•
Availability of all accessories is subject to change depending entirely on
manufacturing companies. For more information about available accessories, refer
to the Samsung website.
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Device layout
Power key
Back key
Microphone
Recents key
Home key
Multipurpose jack
Front camera
Proximity sensor
Flash
Speaker
Touchscreen
Volume key
Speaker
Rear camera
Back cover
Flash
Main antenna
Headset jack
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