Headers; Pci Express X1 Slot; Pci Express X16 Slot - Asus A68HM Series User Manual

1.5.4

PCI Express x1 slot

This motherboard supports PCI Express 2.0 x1 network cards, SCSI cards, and other cards
that comply with the PCI Express specifications.
1.5.5

PCI Express x16 slot

This motherboard supports one PCI Express 3.0/2.0 x16 graphics cards that comply with the
PCI Express specifications.
IRQ assignments for this motherboard
PCIEx16_1
PCIEx1_1
PCI1 slot
Realtek LAN controller
HD audio
SATA controller
OnChip USB EHCI 1/2/3
OnChip USB OHCI 1/2/3/4
OnChip XHCI controller
1.6

Headers

Clear RTC RAM (2-pin CLRTC)
This header allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can
clear the CMOS memory of date, time, and system setup parameters by erasing the
CMOS RTC RAM data. The onboard button cell battery powers the RAM data in
CMOS, which include system setup information such as system passwords.
A68HM-E Clear RTC RAM
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A68HM-E
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CLRTC
Chapter 1: Product introduction
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