- #DELL BATTERY DIAGNOSTICS HOW TO#
- #DELL BATTERY DIAGNOSTICS CODE#
- #DELL BATTERY DIAGNOSTICS WINDOWS#
The LCD encountered a problem during initialization.įigure 12: Num Lock Off, Caps Lock Flashing, Scroll Lock Flashing Pre-boot diagnostics test your hardware without using the operating. The USB controller encountered a problem during initialization.įigure 10: Num Lock On, Caps Lock Flashing, Scroll Lock Flashingįigure 11: Num Lock Flashing, Caps Lock On, Scroll Lock Flashing Manage your Dell EMC sites, products, and product-level contacts using Company Administration.
The keyboard is preventing the computer from completing POST.įigure 9: Num Lock Flashing, Caps Lock Off, Scroll Lock Flashing The video card is preventing the computer from completing POST.įigure 8: Num Lock Flashing, Caps Lock Flashing, Scroll Lock Off
#DELL BATTERY DIAGNOSTICS CODE#
This code persists if no processor is detected.įigure 5: Num Lock On, Caps Lock Flashing, Scroll Lock Onįigure 6: Num Lock Flashing, Caps Lock Flashing, Scroll Lock Flashingįigure 7: Num Lock Flashing, Caps Lock Flashing, Scroll Lock On The microcontroller is handing control of the computer to the processor.
#DELL BATTERY DIAGNOSTICS HOW TO#
See the Dell knowledge base article How to Troubleshoot Dell Laptop Battery Issues to troubleshoot the battery issue.įor more info on battery warranty support, see the Dell knowledge base article Dell Laptop Battery Warranty Support.įatal battery failure with AC adapter presentīattery in full charge mode with AC adapter presentīattery in charge mode with AC adapter presentįigure 4: Num Lock Flashing, Caps Lock On, Scroll Lock On.If the known-good battery works, contact Dell Technical Support for battery replacement options. Try with a known-good battery from another similar Dell laptop (if available).For laptops with non-removable battery, go to the next step. Temporary battery failure with AC adapter presentĪlternately blinking amber light with steady white light Try with a known-good battery from another similar Dell laptop (if available). If a known-good AC adapter is working, contact Dell Technical Support for AC adapter replacement options. Fatal battery failure with AC adapter present. Disconnect and reconnect the AC adapter.The modem is preventing the computer from completing POST.An unsupported or non-Dell AC adapter is attached to your laptop.Īlternately blinking amber light and white light The USB controller encountered a problem during initialization.įigure 10: Num Lock On, Caps Lock Flashing, Scroll Lock Flashingįigure 11: Num Lock Flashing, Caps Lock On, Scroll Lock Flashing
#DELL BATTERY DIAGNOSTICS WINDOWS#
The video card is preventing the computer from completing POST.įigure 8: Num Lock Flashing, Caps Lock Flashing, Scroll Lock Off Here's how you can view your device's battery health on Windows 10: Right-click the Start button.
SupportAssist pro-actively checks the health of your system’s hardware and software. Pre-boot diagnostics test your hardware without using the operating system. For laptops with non-removable battery, go to the next step. Diagnostic Tools for Dell Laptops and Desktops. If a known-good AC adapter is working, contact Dell Technical Support for AC adapter replacement options. An unsupported or non-Dell AC adapter is attached to your laptop.Īlternately blinking amber light and white light
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