Samsung GT-S7390MKAGBL, GT2S7390MKADBT, GT-S7390RWATUR, GT-S7390RWATMN Sound echoes during a call

Page 97

Troubleshooting

Sound echoes during a call

Adjust the volume by pressing the Volume button 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. Recharge or replace 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.

•The batteries in some devices are not user-replaceable. To have the battery replaced, visit a Samsung Service Centre.

The battery depletes faster than when first purchased

•When you expose the battery to very cold or very hot temperatures, the useful charge may be reduced.

•Battery consumption increases when you use messaging features or some applications, such as games or the Internet.

•The battery is consumable and the useful charge will get shorter over time.

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Contents GT-S7390 About this manual About this manual Instructional icons CopyrightTrademarks Table of Contents Travel & local Device layout Getting startedButtons Package contents Installing the SIM or Usim card and battery Insert the battery Replace the back cover Removing the SIM or Usim card and battery Charging with the charger Charging the batteryChecking the battery charge status Inserting a memory card Reducing the battery consumptionRemoving the memory card Formatting the memory card Turning the device on and offSwitching to silent mode Adjusting the volumeHolding the device Locking and unlocking the deviceBasics Indicator iconsIcon Meaning Finger gestures Using the touch screenTapping Double-tapping DraggingPinching FlickingRotating the screen Control motionsTurning over Picking upHome screen NotificationsRearranging panels Rearranging itemsUsing widgets Setting wallpaperUsing the setting shortcut widget Removing a panelApplications screen Using applicationsUninstalling applications Installing applicationsOrganising with folders Sharing applicationsEntering text Using the Samsung keyboardChanging the keyboard type Turning Wi-Fi on and off Connecting to a Wi-Fi networkJoining Wi-Fi networks Entering text by voiceAdding Wi-Fi networks Setting up accountsForgetting Wi-Fi networks Adding accountsConnecting with Windows Media Player Connecting with Samsung KiesTransferring files Setting a pattern Connecting as a media deviceSecuring the device Device MTPSetting a password Setting a PINUnlocking the device Upgrading with Samsung Kies Upgrading the deviceUpgrading over the air Phone CommunicationMaking calls Making an international call Finding contactsDuring a call Receiving calls Automatically rejecting calls from unwanted numbers Rejecting a callMissed calls Call waitingManaging contacts ContactsDisplaying contacts Searching for contactsMoving contacts Moving contacts to GoogleFavourite contacts Importing and exporting contactsImporting contacts Exporting contactsBusiness card Contact groupsAdding contacts to a group Managing groupsSending messages MessagingSending scheduled messages Viewing incoming messages Setting up email accountsListening to a voice message Reading messages Google Mail Public profile TalkAdding friends Chatting with friendsGoogle+ Switching between chatsMessenger Deleting chat historyChatON Chrome Web & networkPairing with other Bluetooth devices BluetoothSending and receiving data Camera MediaCamera etiquette Tap →Scene mode Scene modeTaking photos Taking a photoTap →Shooting mode Shooting modePanoramic photos Taking videos Recording modeTaking a video Zooming in and out Configuring settings for Camera Shortcuts GalleryViewing images Tap →Edit shortcutsEditing images Playing videosZooming in and out Video Player Setting as wallpaperDeleting images Sharing imagesSharing videos Deleting videosWatching videos YouTubeUploading videos Listening to the FM radio RadioAdding stations to the favourites list Scanning radio stationsPlay Store Application & media storesSamsung Apps Play Movies Play BooksPlay Music Memo UtilitiesComposing memos Browsing memosCreating events CalendarSyncing with Google Calendar Changing calendar type DropboxSearching for events Deleting eventsStopping alarms Setting alarmsDeleting alarms ClockVoice Recorder CalculatorRecording voice memos Managing voice memos Playing voice memosSaving files with contextual tags Searching the device GoogleSearching with images Search scopeMy Files Voice SearchViewing files Adding shortcuts to foldersDownloads Maps Travel & localSearching for locations Getting directions for a destination LocalNavigation About Settings SettingsWi-Fi Setting Wi-Fi sleep policyData usage Wi-Fi DirectFlight mode More settingsMobile networks Tethering and portable hotspotSound Blocking modeDisplay WallpaperLocation services BatteryStorage Application managerLock screen Set up SIM card lockSecurity Language and input DefaultLanguage Google voice typingText-to-speech output Voice searchPointer speed Add account Backup and resetMotion Date and time AccessibilityAnswering/ending calls Text-to-speech output Developer optionsSettings About device Google SettingsYour device displays network or service error messages TroubleshootingTouch screen responds slowly or improperly Sound echoes during a call Your device is hot to the touch Another Bluetooth device is not located Data stored on the device has been lost English EU /2013. Rev
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GT-S7390WRASER, GT-S7390MKAILO, GT-S7390WRANEE, GT-S7390RWAPAN, GT2S7390MKAXEH specifications

The Samsung GT-S7390 series, which includes models such as the GT-S7390RWADBT, GT-S7390MKAGBL, GT-S7390MKAXEH, GT-S7390WRAXEF, and GT-S7390WRATUR, represents a lineup of budget-friendly smartphones that cater to a wide array of users seeking reliable communication tools without breaking the bank.

One of the main features of the GT-S7390 series is its compact design, making it an ideal choice for users who prefer a device that is easy to handle and fits comfortably in the pocket. The devices typically sport a 4.3-inch display, providing sufficient screen real estate for everyday tasks such as browsing the web, social media interaction, and viewing multimedia content.

In terms of performance, the GT-S7390 models are powered by a capable quad-core processor paired with a modest amount of RAM, which ensures smooth multitasking and satisfactory performance for routine applications. The internal storage options are generally expandable via microSD, allowing users to store essential apps, photos, and videos without worrying about running out of space.

Another noteworthy characteristic of the GT-S7390 series is its camera capabilities. With a rear camera capable of capturing images at a decent resolution, users can document their experiences through photos and videos. The front-facing camera is suitable for video calls and selfies, making it a well-rounded choice for social connectivity.

The devices come equipped with the Android operating system, providing access to a plethora of applications through the Google Play Store. This feature is complemented by Samsung's user-friendly TouchWiz interface, which enhances the overall user experience with intuitive navigation and customizable options.

Connectivity options include Wi-Fi, Bluetooth, and 3G support, facilitating various ways to stay connected. Battery life is also a significant consideration, and the GT-S7390 models are outfitted with a removable battery that allows users to easily replace it when necessary, ensuring longevity and reliability throughout the day.

In conclusion, the Samsung GT-S7390 series offers an array of features and technologies tailored for users who prioritize value, functionality, and ease of use. With its compact design, decent performance capabilities, and access to Android applications, this smartphone lineup succeeds in providing an excellent solution for everyday mobile needs.
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