Samsung SM-J320FZDNSEB, SM-J320FZKDDBT, SM-J320FZDDDBT, SM-J320FZWDDBT Sound echoes during a call

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Appendix

Calls are not connected

•Ensure that you have accessed the right cellular network.

•Ensure that you have not set call barring for the phone number you are dialling.

•Ensure that you have not set call barring for the incoming phone number.

Others cannot hear you speaking on a call

•Ensure that you are not covering the built-in microphone.

•Ensure that the microphone is close to your mouth.

•If using a headset, ensure that it is properly connected.

Sound echoes during a call

Adjust the volume by pressing the Volume key or move to another area.

A cellular network or the Internet is often disconnected or audio quality is poor

•Ensure that you are not blocking the device’s internal antenna.

•When you are in areas with weak signals or poor reception, you may lose reception. You may have connectivity problems due to issues with the service provider’s base station. Move to another area and try again.

•When using the device while moving, wireless network services may be disabled due to issues with the service provider’s network.

The battery icon is empty

Your battery is low. Charge the battery.

The battery does not charge properly (For Samsung-approved chargers)

•Ensure that the charger is connected properly.

•If the battery terminals are dirty, the battery may not charge properly or the device may turn off. Wipe both gold-coloured contacts and try charging the battery again.

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Contents SM-J320F/DS SM-J320FN SM-J320G/DS SM-J320H/DS 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 Reducing the battery consumptionBattery charging tips and precautions 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 Changing the display name and icon of SIM or Usim cards Using dual SIM or Usim cards dual SIM modelsSwitching between cards Activating SIM or Usim cardsMemory card Installing a memory cardFormatting the memory card Removing the memory cardTouchscreen Turning the device on and offTapping Tapping and holdingDragging Double-tapping SwipingSpreading and pinching Home screen Home screenHome screen options Adding items Moving and removing an itemCreating folders Apps screen Managing panelsMoving items Creating folders Icon Meaning Indicator iconsPattern Lock screenUsing the notification panel PasswordNotification panel Single SIM models Changing the input language Using quick setting buttonsEntering text Keyboard layoutCopying and pasting Additional keyboard functionsTransferring data from your previous device Screen captureOpening apps Device and data managementTransferring data from a computer Transferring data from a mobile deviceUsing the device as a removable disk for data transfer Updating the deviceUpdating over the air Backing up and restoring data Performing a data resetUpdating with Smart Switch Using a Google accountPlay Store Installing or uninstalling appsInstalling apps Galaxy AppsMaking calls PhoneManaging apps IntroductionSingle SIM models Tap to make a voice call, or tap Receiving calls Options during calls During a voice callDuring a video call Importing contacts ContactsAdding contacts Creating contacts manuallyMessages Searching for contactsSending messages Viewing messages Internet Setting up email accounts Sending emailsReading emails Camera Basic shootingTaking photos or recording videos Launching Camera on the locked screen Launching Camera quicklyLocking the focus and exposure Auto mode Pro modePanorama Sound&shot Continuous shotBeauty face SelfieCamera settings Quick settingsHDR Rich tone Camera settings Viewing images or videos GalleryDeleting multiple images and videos Smart ManagerDeleting images or videos Deleting an image or a videoStorage Using the quick optimisation featureUsing the Smart manager BatteryCreating events PlannerSyncing events and tasks with your accounts Creating tasksChange screen ratio VideoVoice Recorder Searching for memos My FilesMemo Composing memosAlarm ClockWorld clock Timer CalculatorStopwatch Listening to the FM radio RadioScanning radio stations Google appsYouTube Google SettingsPlay Movies & TV DriveWi-Fi Connecting to a Wi-Fi networkIntroduction Wi-Fi Direct Sending and receiving dataEnding the device connection Pairing with other Bluetooth devices BluetoothFlight mode Unpairing Bluetooth devicesSending and receiving data Mobile hotspot and tethering Using the mobile hotspotData usage SIM card manager dual SIM modelsLimiting data usage Mobile networks NFC and payment NFC-enabled modelsMaking payments with the NFC feature Using the NFC featureSending data Tap Android Beam and tap the switch to activate itAdding printer plug-ins More connection settingsOptions PrintingPrinting content Sounds and notificationsDisplay Lock screen and security ApplicationsWallpaper ThemesEasy mode Switching to easy modePrivacy Managing shortcuts AccessibilityRemoving accounts AccountsAdding accounts Registering Samsung accountsLanguage and input Backup and resetStorage About device Date and timeAppendix TroubleshootingResetting the device Restarting the deviceForcing restart Sound echoes during a call Battery depletes faster than when first purchased Error messages appear when opening multimedia files Your device cannot find your current location Trademarks Copyright
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SM-J320FZWDSER, SM-J320FZKNBGL, SM-J320FZKNPHE, SM-J320FZDNITV, SM-J320FZDAILO specifications

The Samsung SM-J320FZDDKSA, SM-J320FZWDKSA, and SM-J320FZKDKSA are part of the Galaxy J3 series, designed to cater to budget-conscious consumers seeking reliable performance and essential smartphone features. These models were released in 2016 and are positioned as entry-level smartphones, making them accessible to a wide range of users.

One of the standout features of the Galaxy J3 series is its compact design. The devices boast a 5-inch Super AMOLED display, delivering vibrant colors and deep blacks, enhancing the viewing experience for multimedia consumption. The screen resolution of 1280 x 720 pixels ensures that images and text are sharp, making it suitable for casual browsing and media playback.

Under the hood, the Galaxy J3 models are powered by a quad-core processor, providing decent performance for everyday tasks such as browsing the internet, social media use, and light gaming. Depending on the variant, the smartphones are equipped with either 1.5GB or 2GB of RAM, facilitating smooth multitasking for users.

In terms of storage, these models offer 8GB or 16GB of internal memory, which can be expanded via a microSD card slot, allowing users to store their favorite apps, photos, and videos without running out of space. The camera capabilities include an 8-megapixel rear camera that features an LED flash, enabling users to capture decent quality images in various lighting conditions. Additionally, a 5-megapixel front-facing camera is available for selfies and video calls.

Battery life is a crucial aspect of any smartphone, and the Galaxy J3 series does not disappoint with its removable 2600mAh battery. This capacity provides a solid performance throughout the day, even with moderate usage, making it suitable for users who may not have access to charging frequently.

Connectivity options on the Galaxy J3 include 4G LTE support, ensuring fast internet access, along with standard features such as Wi-Fi, Bluetooth, and GPS. The devices run on Android, providing access to a range of applications through the Google Play Store.

In summary, the Samsung SM-J320FZDDKSA, SM-J320FZWDKSA, and SM-J320FZKDKSA smartphones offer a balanced mix of essential features and reliable performance, making them ideal for those seeking an affordable yet functional mobile device. Their user-friendly interface, solid build quality, and long-lasting battery life contribute to their appeal in the competitive entry-level smartphone market.
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