Samsung SM-J120FZKNSWR, SM-J120FZKNDBT, SM-J120FZDNDBT, SM-J120FZWNDBT Appendix, Troubleshooting

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Appendix

Troubleshooting

Before contacting a Samsung Service Centre, please attempt the following solutions. Some situations may not apply to your device.

When you turn on your device or while you are using the device, it prompts you to enter one of the following codes:

•Password: When the device lock feature is enabled, you must enter the password you set for the device.

•PIN: When using the device for the first time or when the PIN requirement is enabled, you must enter the PIN supplied with the SIM or USIM card. You can disable this feature by using the Lock SIM card menu.

•PUK: Your SIM or USIM card is blocked, usually as a result of entering your PIN incorrectly several times. You must enter the PUK supplied by your service provider.

•PIN2: When you access a menu requiring the PIN2, you must enter the PIN2 supplied with the SIM or USIM card. For more information, contact your service provider.

Your device displays network or service error messages

•When you are in areas with weak signals or poor reception, you may lose reception. Move to another area and try again. While moving, error messages may appear repeatedly.

•You cannot access some options without a subscription. For more information, contact your service provider.

Your device does not turn on

•When the battery is completely discharged, your device will not turn on. Fully charge the battery before turning on the device.

•The battery may not be inserted properly. Insert the battery again.

•Wipe both gold-coloured contacts and insert the battery again.

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Contents SM-J120FN SM-J120G/DS SM-J120H/DS SM-J120ZN Table of Contents Appendix Read me first BasicsPackage contents Device layout Keys Installing the battery BatteryRemoving the battery Charging the battery Viewing the remaining charging time Battery charging tips and precautionsReducing the battery consumption Ultra power saving mode Power saving modeSIM or Usim card Installing the SIM or Usim cardReplace the battery and back cover Removing the SIM or Usim card Memory card Using dual SIM or Usim cards dual SIM modelsInstalling a memory card Removing the memory card On the Home screen, tap →Settings →Storage →Unmount SD cardFormatting the memory card Turning the device on and offTouchscreen Dragging TappingTapping and holding Spreading and pinching Double-tappingSwiping Home screen Home screenAdding items Home screen optionsCreating folders Moving and removing an itemMoving items Apps screenManaging panels Basics Icon Meaning Indicator iconsLock screen Pattern Using the notification panelPassword Notification panelSingle SIM models Changing the input language Using quick setting buttonsEntering text Keyboard layoutCopying and pasting Screen captureAdditional keyboard functions Closing an app Opening appsDevice and data management Transferring data from your previous deviceTransferring data from a computer Using the device as a removable disk for data transferUpdating over the air Updating with Smart SwitchUpdating the device Backing up and restoring data Performing a data resetUsing a Google account Play Store Installing or uninstalling appsInstalling apps Galaxy AppsMaking calls PhoneManaging apps IntroductionTo make a video call Receiving calls During a video call Options during callsMissed calls During a voice callImporting contacts ContactsAdding contacts Creating contacts manuallySending messages MessagesSearching for contacts Add recipients and enter a message Viewing messages InternetSetting up email accounts Reading emails CameraBasic shooting Sending emailsTaking photos or recording videos Launching Camera on the locked screen Auto modePro mode Sound & shot PanoramaContinuous shot Beauty faceSelfie Camera settingsQuick settings Camera settings Viewing images or videos GalleryDeleting multiple images and videos Deleting images or videosDeleting an image or a video Smart Manager Storage Using the quick optimisation featureBattery Managing device performanceCreating events PlannerSyncing events and tasks with your accounts Creating tasksVideo Voice Recorder Searching for memos My FilesMemo Composing memosWorld clock AlarmClock Stopwatch TimerCalculator Listening to the FM radio RadioScanning radio stations Google appsYouTube Google SettingsPlay Movies & TV DriveIntroduction Wi-FiConnecting to a Wi-Fi network Sending and receiving data Wi-Fi DirectEnding the device connection BluetoothSending and receiving data Pairing with other Bluetooth devicesMobile hotspot and tethering Flight modeUnpairing Bluetooth devices Data usage Using the mobile hotspotLimiting data usage SIM card manager dual SIM modelsMobile networks Using the NFC feature NFC and payment NFC-enabled modelsSending data Making payments with the NFC featureAdding printer plug-ins More connection settingsOptions PrintingDisplay Printing contentSounds and notifications Lock screen and security ApplicationsWallpaper Privacy AccessibilityRemoving accounts AccountsAdding accounts Registering Samsung accountsLanguage and input Backup and resetStorage About device Date and timeAppendix TroubleshootingForcing restart Resetting the deviceRestarting the device Sound echoes during a call Battery depletes faster than when first purchased Photo quality is poorer than the preview Your device cannot find your current location Trademarks Copyright
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SM-J120FZDNORX, SM-J120FZKDSER, SM-J120FZKNSEB, SM2J120FZKNORX, SM-J120FZWNETL specifications

The Samsung SM-J120FZDNATO, also identified by various model numbers such as SM-J120FZDNXEH, SM-J120FZWNVDH, SM-J120FZKNXEH, and SM-J120FZWNEUR, encapsulates a significant portion of Samsung’s entry-level smartphone offerings. This model series, commonly known as the Samsung Galaxy J2 (2016), embodies a blend of essential features and modern technologies aimed at delivering a competitive mobile experience without overwhelming users with excessive complexity.

At its core, the Samsung Galaxy J2 features a compact 5-inch Super AMOLED display, offering vibrant colors and sharp contrast that enhances multimedia consumption. The 540 x 960 pixel resolution provides adequate clarity for its size, making it suitable for browsing, streaming, and light gaming.

Powering the device is a quad-core processor that provides a balanced performance for everyday tasks such as social media browsing, texting, and email. With 1.5 GB of RAM, the J2 ensures smooth multitasking within its limits, while the 8 GB internal storage can be expanded further via a microSD card slot, accommodating a user's growing app and media library.

In terms of photography, the Samsung Galaxy J2 is equipped with a 5 MP rear camera and 2 MP front-facing shooter. The rear camera stands out with features like LED flash and a wide aperture that allows for decent low-light photography. The camera software is user-friendly, catering to amateur photographers who want to capture moments without complex settings.

Connectivity is another strong suit of the Galaxy J2, providing support for 4G LTE, ensuring fast internet access for browsing and streaming. Wi-Fi and Bluetooth capabilities are standard, making it easy to connect to home networks or other devices.

Battery performance is crucial for any smartphone, and the Galaxy J2 does not disappoint with its removable 2600 mAh battery. This allows for all-day usage without the constant need for recharging. The device runs on Android 6.0 Marshmallow, offering a simple interface coupled with essential features tailored for users seeking a straightforward mobile experience.

In conclusion, the Samsung SM-J120FZDNATO and its variants serve as a solid choice for users looking for an affordable smartphone that balances basic functionality with modern technological features. Its compact design, reliable performance, and adequate camera system make it appealing for a wide demographic, especially those entering the smartphone market or seeking a secondary device.
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