Battery Status Lights; Technical Specification - Dell Precision Mobile Workstation M4700 Owner's Manual

Battery Status Lights

If the computer is connected to an electrical outlet, the battery light operates as follows:
Alternately An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop.
blinking amber
light and white
light
Alternately Temporary battery failure with AC adapter present.
blinking amber
light with steady
white light
Constantly Fatal battery failure with AC adapter present.
blinking amber
light
Light off Battery in full charge mode with AC adapter present.
White light on Battery in charge mode with AC adapter present.

Technical Specification

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
Feature
System Chipset
DMA Channels
Interrupt Levels
BIOS Chip (NVRAM)
Table 16. Processor
Feature
Processor type
L1 cache
L2 cache
L3 cache
74
Specification
Mobile Intel QM77 Express Chipset
two 82C37 DMA controllers with seven independently programmable
channels
Integrated I/O APIC capability with 24 interrupts
96 Mb (12 MB)
Specification
• 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