Service Guide for Aspire M1640 / M3640 / M5640
Page 41
...disables on chip USB. This may free up an IRQ for other devices to use the motherboard's onboard LAN controller, you should certainly enable this feature if you do not want to use the motherboard's onboard LAN controller. The following table describes the parameters found in this item to change...Enabled], [Disabled] controller, If you to use . This field enables or disables USB [Enabled], [Disabled] keyboard support function. This is useful if your motherboard does not support APIC and have many devices that can disable this BIOS feature. You can not share IR Qs.
...disables on chip USB. This may free up an IRQ for other devices to use the motherboard's onboard LAN controller, you should certainly enable this feature if you do not want to use the motherboard's onboard LAN controller. The following table describes the parameters found in this item to change...Enabled], [Disabled] controller, If you to use . This field enables or disables USB [Enabled], [Disabled] keyboard support function. This is useful if your motherboard does not support APIC and have many devices that can disable this BIOS feature. You can not share IR Qs.
Service Guide for Aspire M1640 / M3640 / M5640
Page 51
... not have any EMI problem, leave the setting at Disabled for EMI reduction. This item specifies CPU Manufacturer This item specifies CPU frequency When the motherboard's clock generator pulses, the extreme values (spikes) of the pulses are overlooking because even a slight jitter can introduce a temporary boost in this menu: Parameter Description...
... not have any EMI problem, leave the setting at Disabled for EMI reduction. This item specifies CPU Manufacturer This item specifies CPU frequency When the motherboard's clock generator pulses, the extreme values (spikes) of the pulses are overlooking because even a slight jitter can introduce a temporary boost in this menu: Parameter Description...