Battery Status Lights
If the computer is connected to an electrical outlet, the battery light operates as follows:
An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop.
light and white
Temporary battery failure with AC adapter present.
light with steady
Fatal battery failure with AC adapter present.
Battery in full charge mode with AC adapter present.
White light on
Battery in charge mode with AC adapter present.
NOTE: Offerings may vary by region. For more information regarding the configuration of your computer, click Start
(Start icon) → Help and Support, and then select the option to view information about your computer.
Table 15. System Information
BIOS Chip (NVRAM)
Table 16. Processor
Mobile Intel QM77 Express Chipset
two 82C37 DMA controllers with seven independently programmable
Integrated I/O APIC capability with 24 interrupts
96 Mb (12 MB)
Intel Core i5 and i7 Dual Core
Intel Core i7 Quad Extreme
Intel Core i7 Quad Core
Up to 32 KB cache depending on processor type
Up to 256 KB cache depending on processor type
Up to 8 MB cache depending on processor type