Dell 7840- User Manual

Setting Up Your Tablet | 9 Setting Up Your Tablet WARNING: Before you begin any of the procedures in this section, read the safety information that shipped with your tablet. For additional best practices information, go to dell.com/regulatory_compliance. Charging the Tablet CAUTION: Charge the batte...

12 | Setting Up Your Tablet Turning On Your Tablet When you turn on the tablet for the first time, you must finish Android setup to start using your tablet. For more information, see the Quick Start Guide that shipped with your tablet. 1 Press and hold the power button for 7 seconds to turn on your ...

Setting Up Your Tablet | 13 Turning Off Your Tablet To turn off your tablet, press and hold the power button for at least 2 seconds and then touch Power off . Locking your tablet Press the power button to turn off the screen and lock your tablet. Your tablet provides several screen locks including S...

14 | Setting Up Your Tablet Unlocking your tablet When the screen goes dark and a screen lock is set, you must unlock your tablet to enter the Home screen. To unlock your tablet: 1 Press the power button to wake up the screen. 2 Unlock the screen lock using one of the following methods: Slide Swipe ...

Setting Up Your Tablet | 15 Inserting a MicroSD Card 1 Insert a pin or paper clip into the pinhole on the microSD‑card tray so that the microSD‑card tray pops out. 2 Remove the microSD‑card tray. 3 Align the microSD card so that the pins are pointed toward the card slot and are facing toward the rea...

16 | Setting Up Your Tablet Removing the MicroSD Card CAUTION: Removing the microSD card while it is in use may cause data loss or result in application errors. Ensure all save operations to the microSD card are complete before removing the microSD card. 1 Touch → Settings → Storage → Unmount . 2 Co...

Setting Up Your Tablet | 17 Using Headphones You can connect a headset, headphones, microphone, or other audio equipment to the headset port of your tablet. WARNING: Listening to loud music for an extended period of time can lead to hearing loss. 1 Connect headphones to the headset port (3.5 mm) on ...

18 | Using Your Tablet Using Your Tablet Wi-Fi Setting Turning on/off Wi‑Fi: 1 Touch → Settings . 2 In the Wi-Fi option, touch the Wi‑Fi slider to turn Wi‑Fi on or off. NOTE: You can also swipe down from the top‑right edge of the display to access the Wi‑Fi setting in the Quick Settings menu. Connec...

Using Your Tablet | 19 Bluetooth Setting Turning on/off Bluetooth: 1 Touch → Settings . 2 In the Bluetooth option, touch the Bluetooth slider to turn Bluetooth on or off. Pairing with Bluetooth‑enabled devices: 1 Turn on Bluetooth. For information on turning on Bluetooth, see “Turning on/off Bluetoo...

20 | Using Your Tablet Gestures Your tablet has a multitouch display. You can touch the screen to operate the tablet. Finger gestures Allows you to: Touch Touch gently on the display with your fingertip. • Select items on the screen including options, entries, images, and icons. • Start apps. • Touc...

Using Your Tablet | 23 Screen Orientation For optimal viewing experience, the screen orientation changes automatically to portrait or landscape depending on how you hold the tablet. You can disable automatic screen rotation and lock the screen in portrait or landscape mode. NOTE: Some apps may not s...

24 | Using Your Tablet Android Home Screen When you turn on your tablet and unlock the screen, you will enter the Android Home screen. The Home screen consists of a variety of apps, a notification menu, status icons, a Favorites tray, and a navigation bar.

Using Your Tablet | 25 Navigation bar At the bottom of your tablet’s screen, you can find the navigation bar which features three buttons. Icon Item Description Back button Touch to return to the previous screen or exit the running application. NOTE: When the on‑screen keyboard is opened, the back b...

26 | Using Your Tablet To add an app to the Favorites tray: 1 Touch . 2 Touch and hold the app you want to add to the Favorites tray. 3 Move the app into the position you want to place it in and release your finger. NOTE: If you want to create an app folder, move the app on top of another app on the...

Using Your Tablet | 27 To add a widget to the Home screen: 1 Touch . 2 Touch the WIDGETS tab at the top of the menu. 3 Touch and hold the widget you want to add to the Home screen. 4 Move the widget to the area you want to place it in and release your finger. NOTE: If there is an app or widget in th...

28 | Using Your Tablet Quick Settings At the top‑right of the Home screen, you can find the status icons. Swipe down from the top‑right of the Home screen to access the Quick Settings menu. The Quick Settings menu gives you quick access to current settings for your tablet, such as Wi‑Fi setting, bat...

Using Your Tablet | 29 Intel RealSense Snapshot Intel RealSense Snapshot is a depth‑capturing technology allowing you to capture high‑resolution pictures and videos with depth perception using the Camera app. You can change the color, exposure, effects, and focus settings for the photos and share wi...

30 | Using Your Tablet 3 At the top‑left corner of the photo, you can find two buttons for editing Intel RealSense Snapshot photos. Icon Item Description Edit button Allows you to edit the photos by adding filters or frames, changing the dimensions or orientation, or adjusting color settings. Focus ...

Using Your Tablet | 31 Synchronizing Your Tablet Using a Google account During the Android setup process, you can sign in with your Google account or create a new Google account. When you sign in with your existing Google account on your tablet, your settings including contacts, emails, calendar eve...

32 | Using Your Tablet Resetting Your Tablet CAUTION: Resetting your tablet erases all data from your tablet’s internal storage, including your Google account, system app data, system settings, downloaded apps, music, photos, and other user data. Ensure that you back up all the required data before ...

Troubleshooting | 33 Troubleshooting Battery problem Problems Possible causes Possible solutions Battery does not charge 1 Check the cable, connectors, and Dell power adapter to ensure proper connectivity. 2 Verify that the wall outlet is functioning by connecting another device. The tablet's temper...

34 | Troubleshooting System problem Problems Possible causes Possible solutions Tablet does not turn on The battery is completely discharged. 1 Charge the tablet for at least 4 hours. 2 Press and hold the power button for 7 seconds. Tablet does not turn off Press and hold the power button for 10 sec...

36 | Contacting Dell Contacting Dell To contact Dell for sales, technical support, or customer service issues: 1 Have the Service Tag and Express Service Code information of your tablet ready. To locate the Service Tag and Express Service Code information, see “Locating Your Service Tag and Express ...

38 | Specifications Specifications Dimensions and Weight Height 215.8 mm (8.50 inches) Width 124.4 mm (4.90 inches) Thickness 6.0 mm (0.24 inch) Weight 305 g +/– 5 g (0.67 lb +/– 0.01 lb) Tablet Environment Temperature range: Operating 0°C to 35°C (32°F to 95°F) Non‑operating –40°C to 65°C (–40°F to...

40 | Glossary Glossary This section provides information about the terms used in this document that is for informational purposes only and may or may not describe features included with your tablet. A A ‑ ampere—A measure of the amount of electric charge passing a point in an electric circuit. AC ‑ ...

Index | 43 A Accessory Micro‑USB cable, 8Power adapter, 8 B Battery Tablet battery status, 11Tablet charge, 9 Bluetooth setting, 19 Button Power, 5Volume up/down, 5 C Charging Tablet, 9 Connection Bluetooth, 19Wi‑Fi, 18 F Favorites tray, 25 G Gestures Drag, 21Rotate, 22Swipe or Slide, 21Touch, 20Tou...