What to do if my Dell Laptop has LCD failure (EC detection of power rail failure)?
- RRachel PerkinsSep 10, 2025
If the EC detects a power rail failure related to the LCD on your Dell laptop, replace the system board.
What to do if my Dell Laptop has LCD failure (EC detection of power rail failure)?
If the EC detects a power rail failure related to the LCD on your Dell laptop, replace the system board.
What to do if my Dell P174G has no memory/RAM detected?
If your Dell laptop is not detecting any memory or RAM, first, ensure that the memory module is correctly installed. If the issue continues, consider replacing the memory module.
What to do if my Dell Laptop has memory/RAM failure?
If your Dell Laptop experiences a memory or RAM failure, try resetting and swapping the memory modules among the slots. If the problem persists, replace the memory module.
What to do if my Dell P174G Laptop has invalid memory installed?
If your Dell Laptop indicates that invalid memory is installed, attempt to reset and swap the memory modules between the slots. Should the issue persist, consider replacing the memory module.
What to do if my Dell P174G Laptop has Flash corruption detected by SBIOS?
If SBIOS detects flash corruption on your Dell laptop, press the power button for over 25 seconds to perform an RTC reset. If the issue continues, replace the system board. Alternatively, disconnect all power sources (AC, battery, coin cell) and drain flea power by pressing and holding the power button for 3-5 seconds.
What to do if my Dell P174G CPU failure?
If you suspect a CPU failure in your Dell laptop, run the Dell SupportAssist/Dell Diagnostics tool. If the problem continues, you may need to replace the system board.
What to do for Generic catch-all for ungraceful EC code flow errors on Dell Laptop?
For ungraceful EC code flow errors on your Dell Laptop, disconnect all power sources (AC, battery, coin cell) and drain flea power by pressing and holding down the power button for 3-5 seconds.
What to do if my Dell P174G Laptop has TPM detection failure?
If your Dell laptop is experiencing a TPM detection failure, replace the system board.
What to do if my Dell P174G Laptop has power rail failure?
If your Dell laptop is experiencing a power rail failure, replace the system board.
What to do if my Dell Laptop has LCD failure (SBIOS message)?
If your Dell laptop's LCD is failing and displaying an SBIOS message, replace the LCD module.
General safety, ESD protection, and handling precautions for internal work.
Using ESD kits for protection and safely transporting components.
Steps after servicing and BitLocker considerations.
Essential tools, screw details, and identifying major internal parts.
Removing and installing the nanoSIM card tray.
Steps for removing and installing the laptop's base cover.
Removing and installing the M.2 2230 solid-state drive.
Removing and installing 4G and 5G WWAN cards.
Safety, removal, and installation of 2-cell and 3-cell batteries.
Removing and installing the battery cable.
Removing and installing the heat sink and fan assembly.
Removing and installing the coin-cell battery.
Removing and installing the laptop display assembly.
Removing and installing speakers for ultralight and mainstream models.
Removing and installing the smart card reader.
Removing and installing the laptop's main system board.
Removing and installing the WLAN antenna module.
Removing and installing the I/O daughter-board.
Replacing the power button with optional fingerprint reader.
Removing and installing the keyboard assembly.
Removing and installing the palm-rest assembly.
How to enter BIOS, navigate menus, and use the boot menu.
Details of various system configuration settings in BIOS.
Methods for updating the system BIOS.
Setting, changing, clearing passwords, and resetting CMOS.
Clearing BIOS passwords and chassis intrusion alerts.
Safety guidelines for swollen batteries.
Using Dell diagnostics tools for hardware checks.
Diagnosing display issues and interpreting system diagnostic lights.
OS recovery with SupportAssist and performing RTC reset.
Backup options, Wi-Fi troubleshooting, and draining residual power.
Accessing Dell support resources and contact details.
General safety, ESD protection, and handling precautions for internal work.
Using ESD kits for protection and safely transporting components.
Steps after servicing and BitLocker considerations.
Essential tools, screw details, and identifying major internal parts.
Removing and installing the nanoSIM card tray.
Steps for removing and installing the laptop's base cover.
Removing and installing the M.2 2230 solid-state drive.
Removing and installing 4G and 5G WWAN cards.
Safety, removal, and installation of 2-cell and 3-cell batteries.
Removing and installing the battery cable.
Removing and installing the heat sink and fan assembly.
Removing and installing the coin-cell battery.
Removing and installing the laptop display assembly.
Removing and installing speakers for ultralight and mainstream models.
Removing and installing the smart card reader.
Removing and installing the laptop's main system board.
Removing and installing the WLAN antenna module.
Removing and installing the I/O daughter-board.
Replacing the power button with optional fingerprint reader.
Removing and installing the keyboard assembly.
Removing and installing the palm-rest assembly.
How to enter BIOS, navigate menus, and use the boot menu.
Details of various system configuration settings in BIOS.
Methods for updating the system BIOS.
Setting, changing, clearing passwords, and resetting CMOS.
Clearing BIOS passwords and chassis intrusion alerts.
Safety guidelines for swollen batteries.
Using Dell diagnostics tools for hardware checks.
Diagnosing display issues and interpreting system diagnostic lights.
OS recovery with SupportAssist and performing RTC reset.
Backup options, Wi-Fi troubleshooting, and draining residual power.
Accessing Dell support resources and contact details.
| Category | Laptop |
|---|---|
| RAM | 8GB DDR4 |
| Storage | 256 GB SSD |
| Model | P174G |
| Processor | Intel Core i5 |
| Operating System | Windows 10 |