What to do if Dell Inspiron 15 3525 Laptop LCD failure (EC detection of power rail failure)?
If your Dell Laptop's LCD fails due to EC detection of a power rail failure, the system board should be replaced.
How to resolve PCI or Video card/chip failure on a Dell Laptop?
General| Processor | AMD Ryzen 5 5625U |
|---|---|
| RAM | 8GB DDR4 |
| Storage | 256GB SSD |
| Display | 15.6-inch FHD (1920 x 1080) |
| Graphics | AMD Radeon Graphics |
| Operating System | Windows 11 Home |
| Battery | 3-cell, 41 Whr |
| Ports | 2 x USB 3.2 Gen 1, 1 x USB 2.0, 1 x HDMI 1.4, 1 x Headphone/Microphone Combo, 1 x SD Card Reader |
| Wireless | Bluetooth |
| Weight | 1.68 kg (3.70 lbs) |
General safety guidelines for protecting the computer and ensuring personal safety during repairs.
Steps to prepare the computer before performing any internal maintenance or repairs.
Precautionary measures to follow before performing any disassembly or break/fix procedures.
Measures to prevent damage to electronic components from electrostatic discharge.
Precautions and procedures for handling and replacing the laptop's Lithium-ion battery.
Essential safety guidelines for handling Lithium-ion batteries to prevent damage or injury.
Step-by-step guide to safely remove the 3-cell battery from the computer.
Step-by-step guide to safely install the 3-cell battery into the computer.
Step-by-step guide to safely remove the 4-cell battery from the computer.
Step-by-step guide to safely install the 4-cell battery into the computer.
Procedures for removing and installing RAM modules.
Step-by-step guide to safely remove memory modules from the computer.
Step-by-step guide to safely install memory modules into the computer.
Procedures for removing and installing M.2 solid-state drives.
Step-by-step guide to remove the M.2 2230 SSD from the computer.
Step-by-step guide to install the M.2 2230 SSD into the computer.
Step-by-step guide to remove the M.2 2280 SSD from the computer.
Step-by-step guide to install the M.2 2280 SSD into the computer.
Procedures for removing and installing the hard drive assembly.
Step-by-step guide to safely remove the hard drive assembly from the computer.
Step-by-step guide to safely install the hard drive assembly into the computer.
Procedures for removing and installing the heat sink.
Step-by-step guide to remove the UMA heat sink.
Procedures for removing and installing the system board.
Step-by-step guide to remove the system board from the computer.
Step-by-step guide to install the system board into the computer.
Step-by-step guide for updating the BIOS on a Windows operating system.
Critical safety guidelines and procedures for handling swollen lithium-ion batteries.
Overview and steps for running system diagnostics before the OS loads.
Detailed steps to initiate and run the SupportAssist pre-boot diagnostic tests.
Information on built-in diagnostic tools for system board and LCD testing.
Manual initiation and interpretation of the Motherboard Built-In Self-Test.
Procedure to test the LCD power rail for potential failures.
How to run the LCD Built-In Self Test to diagnose screen abnormalities.
Instructions for draining residual power to perform a hard reset on the computer.
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