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Table of Contents
Related Manuals for Dell Latitude 12–7275
Summary of Contents for Dell Latitude 12–7275
- Page 1 Latitude 12–7275 Owner’s Manual Regulatory Model: T02H Regulatory Type: T02H001...
- Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2016 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell and the Dell logo are trademarks of Dell Inc.
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Page 3: Table Of Contents
Contents 1 Before working inside your tablet..............8 ..........................8 Before you begin ..........................8 Safety instructions ..........................9 Recommended tools 2 After working inside your tablet..............10 3 Removing the battery..................11 .............................11 Procedure 4 Replacing the battery..................13 ............................13 Procedure 5 Removing the solid-state drive................ - Page 4 ............................22 Procedure 12 Replacing the back camera................23 ............................23 Procedure .............................23 Post-requisites 13 Removing the coin-cell battery..............24 ............................24 Prerequisites ............................24 Procedure 14 Replacing the coin-cell battery..............26 ............................26 Procedure ............................ 26 Post-requisites 15 Removing the headset port................27 ............................
- Page 5 ............................34 Procedure ............................ 34 Post-requisites 23 Removing the system board................35 ............................35 Prerequisites ............................35 Procedure 24 Replacing the system board................38 ............................38 Procedure ............................ 38 Post-requisites 25 Removing the back cover................39 ............................39 Prerequisites ............................39 Procedure 26 Replacing the back cover................41 ............................
- Page 6 ..........................50 Display options .....................50 Adjusting brightness in Windows 10 ....................50 Adjusting brightness in Windows 8 ........................50 Cleaning the display ....................51 Using touch screen in Windows 10 ....................51 Using touch screen in Windows 8 ..................51 Connecting to external display devices ..............51 Realtek ALC3266–CG Waves MaxxAudio Pro controller .......................51...
- Page 7 32 Getting help and contacting Dell..............64 ..........................64 Self-help resources ........................... 64 Contacting Dell...
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Page 8: Before Working Inside Your Tablet
CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at... -
Page 9: Recommended Tools
CAUTION: Before touching anything inside your tablet, ground yourself by touching an unpainted metal surface. While you work, periodically touch an unpainted metal surface to dissipate static electricity, which could harm internal components. CAUTION: When you disconnect a cable, pull on its connector or on its pull tab, not on the cable itself. -
Page 10: After Working Inside Your Tablet
After working inside your tablet CAUTION: Leaving stray or loose screws inside your tablet may severely damage your tablet. Replace all screws and ensure that no stray screws remain inside your tablet. Connect any external devices, peripherals, and cables you removed before working on your tablet. Replace any media card, SIM card, and any other parts that you removed before working on your tablet. -
Page 11: Removing The Battery
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure CAUTION: Before opening your tablet, ensure that you place the tablet on a soft cloth or clean surface to avoid any scratches on the display. - Page 12 back-cover assembly Remove the screws that secure the battery to the back-cover assembly. Disconnect the battery cable from the system board. Lift the battery, along with its cable, off the back-cover assembly. display assembly screws (5) battery back-cover assembly battery cable...
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Page 13: Replacing The Battery
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the battery with the screw holes on the back-cover assembly. Replace the screws that secure the battery to the back-cover assembly. -
Page 14: Removing The Solid-State Drive
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the hard drive. CAUTION: To avoid data loss, do not remove the solid-state drive while the tablet is in sleep or on state. - Page 15 solid-state drive back-cover assembly...
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Page 16: Replacing The Solid-State Drive
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the hard drive. Procedure Slide the solid-state drive into the slot on the system board. -
Page 17: Removing The Wireless Card
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Remove the screw that secures the wireless-card bracket and the wireless card to the system board. -
Page 19: Replacing The Wireless Card
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure CAUTION: To avoid damage to the wireless mini-card, do not place any cables under it. Align the notch on the wireless card with the tab on the wireless-card slot and slide the card into the wireless-card slot. -
Page 20: Removing The Front Camera
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Remove the screw that secures the front camera to the back-cover assembly. -
Page 21: Replacing The Front Camera
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw hole on the front camera with the screw hole on the back-cover assembly. Replace the screw that secures the front camera to the back-cover assembly. -
Page 22: Removing The Back Camera
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Remove the screw that secures the back camera to the back-cover assembly. -
Page 23: Replacing The Back Camera
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw hole on the back camera with the screw hole on the back-cover assembly. Replace the screw that secures the back camera to the back-cover assembly. -
Page 24: Removing The Coin-Cell Battery
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery. - Page 25 back-cover assembly...
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Page 26: Replacing The Coin-Cell Battery
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Adhere the coin-cell battery to the back-cover assembly. Connect the coin-cell battery cable to the system board. -
Page 27: Removing The Headset Port
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Remove the screws that secure the headset-port bracket and the headset port to the back-cover assembly. -
Page 28: Replacing The Headset Port
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the headset-port cable into its connector on the system board and press down the latch to secure the cable. -
Page 29: Removing The Microphone
Before working inside your tablet. After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Remove the front camera. -
Page 30: Replacing The Microphone
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the microphones on the back-cover assembly and snap them into place. Connect the microphone cable to the system board. -
Page 31: Removing The Power-Button Board
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Remove the screws that secure the power-button board to the back-cover assembly. -
Page 32: Replacing The Power-Button Board
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the power-button board with the screw holes on the back-cover assembly. Replace the screws that secure the power-button board to the back-cover assembly. -
Page 33: Removing The Volume-Buttons Board
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Remove the screws that secure the volume-buttons board to the back-cover assembly. -
Page 34: Replacing The Volume-Buttons Board
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the volume-buttons board with the screw holes on the back-cover assembly. -
Page 35: Removing The System Board
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your tablet’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board. - Page 36 vibration-motor cable headset-port cable speaker cable latch volume-buttons board cable microphone cable camera cables (2) coin-cell battery cable power-button board cable 10. speaker cable 11. display cable 12. dock-connector cable Lift the antenna cable off the system board. Remove the screws that secure the I/O bracket to the system board. Lift the I/O bracket off the system board.
- Page 37 screws (2) I/O bracket back-cover assembly antenna cable Remove the screws that secure the system board to the back-cover assembly. Lift the system board off the back-cover assembly. screws (5) system board back-cover assembly...
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Page 38: Replacing The System Board
After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your tablet’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board. -
Page 39: Removing The Back Cover
Before working inside your tablet. After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Remove the solid-state drive. - Page 40 back cover...
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Page 41: Replacing The Back Cover
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Place the back cover on a flat surface. Post-requisites Replace the... -
Page 42: Removing The Display Assembly
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Procedure Peel off the display cable from the system board. -
Page 43: Replacing The Display Assembly
After working inside your tablet, follow the instructions in After working inside your tablet. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Adhere the display cable to the back-cover assembly. Connect the display cable to the system board. -
Page 44: Technology And Components
Technology and Components Power adapter This tablet is offered with the 30 W power adapter. WARNING: When you disconnect the power adapter cable from the tablet, grasp the connector, not the cable itself, and then pull firmly but gently to avoid damaging the cable. WARNING: The power adapter works with electrical outlets worldwide. -
Page 45: Verifying The Processor Usage In Task Manager
Verifying the processor usage in Task Manager Press and hold the taskbar. Select Start Task Manager. The Windows Task Manager window is displayed. Tap the Performance tab in the Windows Task Manager window. The processor performance details are displayed. Verifying the processor usage in Resource Monitor Press and hold the taskbar. -
Page 46: Chipsets
Downloading the chipset driver Turn on the tablet. Go to www.dell.com/support. Tap Product Support, enter the Service Tag of your tablet, and then tap Submit. NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your tablet model. -
Page 47: Identifying Chipset In Device Manager On Windows 8
Identifying chipset in Device Manager on Windows 8 Tap Settings on the Windows 8.1 Charms Bar. From the Control Panel, select Device Manager. Expand System Devices and search for the chipset. -
Page 48: Graphic Options
Downloading Driver Turn on the tablet. Go to www.dell.com/support. Tap Product Support, enter the Service Tag of your tablet, and then tap Submit. NOTE: If you do not have the Service Tag, use the auto detect feature or manually browse for... -
Page 49: Identifying The Display Adapter
Tap Drivers and Downloads. Select the operating system installed on your tablet. Scroll down the page and select the graphic driver to install. Tap Download File to download the graphic driver for your tablet. After the download is complete, navigate to the folder where you saved the graphic driver file. Double-tap the graphic driver file icon and follow the instructions on the screen. -
Page 50: Display Options
NOTE: The Display can also be rotated using the following key combinations: • Ctrl + Alt + Up arrow key (Rotate to normal) • Right arrow key (Rotate 90 degrees) • Down arrow key (Rotate 180 degrees) • Left arrow key (Rotate 270 degrees) Display options This tablet has 10.8–inch FHD with 1920 x 1080 resolution (maximum). -
Page 51: Using Touch Screen In Windows 10
This tablet ships with integrated Realtek ALC3266–CG Waves MaxxAudio Pro controller. It is a High Definition audio codec designed for Windows desktop and mobile tablets. Downloading the audio driver Turn on the tablet. Go to www.dell.com/support. Tap Product Support, enter the Service Tag of your tablet and tap Submit. -
Page 52: Identifying The Audio Controller In Windows 10
Before installation After installation Changing the audio settings Start the Search Charm and type Dell Audio in the search box. Start the Dell Audio utility from the left pane. WLAN cards This tablet supports the Intel Dual Band Wireless AC 8260 WLAN card. -
Page 53: Downloading The Wlan Driver
Tap Control Panel, select Device Manager, and expand Disk drives. The hard drive is listed under Disk drives. Entering BIOS setup Turn on or restart your tablet. When the Dell logo appears, perform one of the following actions to enter the BIOS setup program:... -
Page 54: Camera Features
This tablet comes with 5 MP fixed focus front-facing camera and 8 MP auto focus rear-facing camera with the image resolution of 1920 x 1080 (maximum). NOTE: On Windows 8.1 and Windows 10 tablets, Dell Webcam Central Software will not be available. Use the built-in Camera App. -
Page 55: Starting The Camera
Starting the camera To start the camera, open an application that uses the camera. For instance, if you tap the Dell webcam central software or the Skype software that is shipped with the tablet, the camera turns on. Similarly, if... -
Page 56: Memory Features
Verifying system memory in setup Turn on or restart your tablet. Perform one of the following actions after the Dell logo is displayed: • With keyboard — Tap F2 until the Entering BIOS setup message appears. To enter the Boot selection menu, tap F12. -
Page 57: Testing Memory Using Epsa
With keyboard — Press F2. • Without keyboard — Press and hold the Volume Up button when the Dell logo is displayed on the screen. When the F12 boot selection menu is displayed, select Diagnostics from the boot menu, and press Enter. -
Page 58: Realtek Hd Audio Drivers
Before installation After installation Realtek HD audio drivers Verify if the Realtek audio drivers are already installed in the tablet. Before installation After installation Realtek RTS5242-GR Card Reader drivers Verify if the Realtek RTS5242-GR Card Reader drivers are already installed in the tablet. Before installation After installation Realtek LAN network drivers... - Page 59 Before installation After installation...
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Page 60: Entering Bios Setup Program
Without keyboard Press the power button to turn on your tablet. Press and hold the Volume Up button when the Dell logo appears on the screen. When the F12 boot selection menu appears, select BIOS Setup using the Volume Up button. -
Page 61: Specifications
Specifications Dimensions and weight Thickness 8.1 mm (0.32 in.) Width 290.9 mm (11.45 in.) Height 192.9 mm (7.59 in.) Weight (starting at) 0.73 kg (1.61 lb) System information Processor 6th Generation Intel Core m Processor Operating system Windows 10 or Windows 8.1 LPDDR3 •... - Page 62 Communications Wi-Fi Dual-band 802.11ac Bluetooth Bluetooth 4.1 LE Video controller Type Intel HD graphics 515 Display 12.5-inch full HD Type 12.5-inch ultra HD Resolution: 1920 x 1080 3840 x 2160 Aspect ratio 16:9 Brightness 360 nits Viewing angle Contrast ratio 1500:01 Color depth 16.7 M...
- Page 63 Environmental requirements Temperature range: Operating 0°C to 35 °C (32°F to 95 °F) Non-operating -40°C to 65 °C (-40°F to 149 °F) Relative humidity (maximum): Operating 10% to 90% (non-condensing) Non-operating 5% to 95% (non-condensing) Altitude (maximum, unpressurized): Operating -15.20 m to 3048 m (-50 ft to 10,000 ft) Storage -15.20 m to 10,668 m (-50 ft to 35,000 ft) Keyboard...
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Page 64: Getting Help And Contacting Dell
Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Information about Dell products and services www.dell.com Windows 8.1 and Windows 10 Dell Help & Support app Windows 10 Get started app Windows 8.1... - Page 65 NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.