I have a dell XPS l502x running on windows 7 home premium. I recently bought a 5550 wwan card ( Ericsson F5521gw 2XGNJ) for which i tried installing dell wireless 5550 driver. it was not successful and i got the message saying authentication failed and no compatible device detected!
Windows device manager identifies the card as 'unknown device F5521gw' which probably means that the hardware is installed properly.
I have tried installing this dell-xps-l502x-unknown-device-driver-windows-10.html .... driver multiple times and every single time i got a message saying 'Driver installation failed. No compatible Dell Wireless HSPA Mini-Card has been found on this computer. Please insert hardware and restart the driver installation.
It was released in 2011 with a 2nd gen intel core processor. Computer and then unplug the cable from the network device. This sound barrier design that model. Dell xps l502x- did os reinstall, unknown device, no driver installed, installed all drivers on resourcecd jump to solution likely its either webcam or face recognition/finger print software. Dell XPS L501X laptop drivers for Windows 10 x64. Install drivers automatically. DriverPack software is absolutely free of charge. Are you tired of looking for drivers? DriverPack will automatically select and install the required drivers. Available drivers. For all devices (1) for all devices (1) chipsets (1).
Q. I saw you help people with SMO8800 unknown device issues, but can you help me on my Dell Windows 8 laptop? Thanks! -Wobe
A. Here is the download link for a Windows 8 driver for Dell laptops that will resolve the unknown device SMO8800 issue:
(free fall sensor)
OS Compatibility: MS Windows 8 64-bit, MS Windows 8 32-bit
Laptop Compatibility:
- Dell E5420
- Vostro 3450
- Vostro 3750
- XPS 15 (L502X)
- XPS 15z (L511z)
- XPS 17 (L702X)
- And many other similar models.
Dell Xps L502x Ports
Description of issue resolved: Code 28 on PCI bus ACPISMO8800