Dell Precision M4700 Dell Precision Mobile Workstation M4700 Owner's Manual - Page 72

Battery Status Lights If the computer is connected to an electrical outlet, the battery light operates as follows: Alternately blinking amber light and white light Alternately blinking amber light with steady white light Constantly blinking amber light Light off White light on An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop. Temporary battery failure with AC adapter present. Fatal battery failure with AC adapter present. Battery in full charge mode with AC adapter present. 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 Specification System Chipset Mobile Intel QM77 Express Chipset DMA Channels two 82C37 DMA controllers with seven independently programmable channels Interrupt Levels Integrated I/O APIC capability with 24 interrupts BIOS Chip (NVRAM) 96 Mb (12 MB) Table 16. Processor Feature Processor type L1 cache L2 cache L3 cache 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 72