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Marco FrenchJul 27, 2025
What to do if my Dell Vostro 3405 Laptop has LCD power rail failure?
- SSara JacksonJul 27, 2025
If your Dell Laptop has an LCD power rail failure, replace the system board and LCD. The suggested solution is 2,8.
What to do if my Dell Vostro 3405 Laptop has LCD power rail failure?
If your Dell Laptop has an LCD power rail failure, replace the system board and LCD. The suggested solution is 2,8.
General| Processor | AMD Ryzen 3 3250U / AMD Ryzen 5 3450U / AMD Ryzen 7 3700U |
|---|---|
| Display | 14-inch HD (1366 x 768) / FHD (1920 x 1080) |
| RAM | 4GB / 8GB / 16GB DDR4 |
| Storage | 256GB SSD |
| Graphics | AMD Radeon Vega 8 Graphics |
| Operating System | Windows 10 Home |
| Battery | 3-cell, 42 WHr |
| Ports | 2 x USB 3.2 Gen 1, 1 x USB 2.0, 1 x HDMI 1.4, 1 x RJ-45, 1 x headphone/microphone combo |
| Wireless | 802.11ac 1x1 WiFi and Bluetooth 4.1 |
| Camera | 720p HD webcam |
| Audio | Stereo speakers |
| Dimensions | 328.70 mm x 239.50 mm x 19.90 mm |
Essential safety measures and precautions before performing computer maintenance.
Guidelines and tools to prevent damage from static electricity when handling components.
Procedures for safely lifting and handling heavy computer equipment to prevent injury.
Step-by-step guide to remove and reinstall the computer's bottom base cover.
Instructions for safely removing and installing the laptop's lithium-ion battery.
Procedures for removing and installing M.2 2230 and M.2 2280 solid-state drives.
Detailed steps for removing and installing the main system board of the computer.
How to run enhanced pre-boot system assessment diagnostics for hardware checks.
Understanding the meaning of various LED indicator lights for system status and errors.
Procedure for resolving internet connectivity issues by performing a WiFi power cycle.
Information and steps to contact Dell for technical assistance and service options.
