Technical Support DELL LATITUDE 5490 TPM DEVICE IS NOT DETECT ERROR MESSAGE

[boscomjm]

DELL LATITUDE 5490 TPM DEVICE IS NOT DETECT ERROR MESSAGE , I TRY TO REPAIR ON WINDOW CANOT REPAIR THAT PROBLEM , CAN YOU HELP ME TO FIX THAT PROBLEM
BOAERD NO : DDM70- LA- F401P Rev: (A01 )

 

[Admin]

DELL LATITUDE 5490 TPM DEVICE IS NOT DETECT ERROR MESSAGE , I TRY TO REPAIR ON WINDOW CANOT REPAIR THAT PROBLEM , CAN YOU HELP ME TO FIX THAT PROBLEM
BOAERD NO : DDM70- LA- F401P Rev: (A01 )

The "TPM device is not detected" error on your Dell Latitude 5490 could have various causes, including BIOS configuration issues, driver problems, or a hardware failure related to the TPM (Trusted Platform Module). Here are some steps to help you troubleshoot and possibly fix this problem:

Step 1: Verify TPM is Enabled in BIOS​

1. Restart your computer and press F2 during boot to enter the BIOS/UEFI settings.
2. Navigate to Security > TPM Security.
3. Ensure TPM is enabled. If it is disabled, enable it and save the changes by pressing F10.
4. Reboot the system to see if the TPM is detected now.

Step 2: Update the BIOS​

1. Visit the Dell support website and search for the latest BIOS update for your Latitude 5490 model.
2. Download and install the latest BIOS update, following the instructions provided on the website.
3. After the BIOS update, reboot the machine and check if the TPM is detected.

Step 3: Reinstall TPM Driver in Windows​

1. Open Device Manager (press Windows Key + X and choose Device Manager).
2. Expand the Security Devices section to check if Trusted Platform Module 2.0appears. If not:
   • Right-click the section and select Scan for hardware changes.
3. If TPM appears but has a warning sign, right-click and choose Update driver.
4. If updating the driver doesn’t work, try Uninstall device and then reboot your system to let Windows reinstall the correct driver automatically.

Step 4: Clear TPM via BIOS​

1. Restart the computer and press F2 to enter the BIOS again.
2. Go to the Security section and select Clear TPM (this may also be called "PPI" or "Provisioning" in some BIOS versions).
3. Confirm the action and reboot the system.
4. After the reboot, follow the on-screen instructions in Windows if prompted to initialize the TPM.

Step 5: Ensure the TPM Chip is Properly Seated (Hardware Check)​

If the TPM issue persists, it may be worth inspecting the hardware, especially since you're familiar with motherboard repairs. The TPM chip may not be seated properly or there could be a hardware malfunction. For the DDM70-LA-F401P Rev: A01 motherboard:

1. Inspect the TPM chip area for physical damage or loose connections.
2. Ensure that the chip is properly connected and aligned.

If none of these steps work, you may need to replace the TPM module or further diagnose the hardware itself for potential issues.

Let me know how it goes or if you need further assistance with any of the steps!