How to drain residual flea power (perform hard reset) on a Dell Latitude 7220EX?
To perform a hard reset and drain residual flea power on your Dell Tablet, follow these steps: 1. Turn off your tablet. 2. Disconnect the power adapter. 3. Remove the base cover. 4. Remove the battery. 5. Press and hold the power button for 20 seconds. 6. Install the battery. 7. Install the base cover. 8. Connect the power adapter. 9. Turn on your tablet.
What to do if the battery is swollen on my Dell Tablet?
If you notice that the Lithium-ion battery in your Dell Tablet is swollen, immediately stop using the tablet. Disconnect the AC adapter and allow the battery to fully discharge. It is recommended to replace the swollen battery and ensure it is disposed of properly. You may also contact Dell product support to explore options for replacing the battery under your warranty or service contract.
General| Operating System | Windows 10 Pro |
|---|---|
| Memory | 16 GB LPDDR3 |
| Storage | 256 GB SSD |
| Ruggedization | MIL-STD-810G, IP65 |
| Ports | MicroSD card reader |
| Camera | 8 MP |
Essential safety guidelines to protect your tablet and ensure personal safety during service.
Procedures to follow before starting any internal work on the tablet to prevent damage.
Steps to complete after servicing to ensure proper reassembly and functionality.
Essential safety guidelines for performing service procedures on the tablet.
Critical steps to take before opening or servicing the tablet's internal components.
List of tools required for performing disassembly and reassembly procedures.
Details on screw types, quantities, and images for various tablet components.
Information on handling, removing, and installing the tablet's batteries.
Step-by-step guide for removing and installing the tablet's display assembly.
Procedures for removing and installing the tablet's main system board.
Managing boot menu, navigation keys, boot sequence, and system setup options.
Guide on updating the system BIOS via Windows or USB flash drive.
Instructions for setting, changing, or deleting system and BIOS setup passwords.
Information on downloading and installing system drivers and software updates.
Precautions and procedures for handling swollen lithium-ion batteries safely.
Running ePSA, M-BIST, L-BIST, and LCD BIST for hardware diagnostics.
Understanding diagnostic lights and options for system recovery and backup.
Steps for WiFi power cycle and draining residual flea power (hard reset).
Accessing online information, FAQs, and Dell support tools.
Methods and information for contacting Dell for sales or technical support.
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