Asus H81M-PLUS H81M-PLUS User's Manual - Page 18

Jumpers, PCI Express x1 slots - intel

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1.5.3 PCI Express x1 slots This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express specifications. 1.5.4 PCI Express x16 slot This motherboard supports PCI Express x16 network cards, SCSI cards, and other cards that comply with the PCI Express specifications. IRQ assignments for this motherboard LAN PCIE x16_1 PCIE x1_1 PCIE x1_2 PCIE x1_3 Intel PCH SATA Controller HD Audio USB2.0_1 USB2.0_2 USB3.0 A B C D E F G H - - shared - - - - - shared - - - - - - - shared - - - - - - - - shared - - - - - - - - - shared - - - - - - - shared - - - - - - - - - - shared - - - - - - - - shared - - - - shared - - - - - - - - shared - - 1.6 Jumpers 1. Clear RTC RAM (3-pin CLRTC) This jumper 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. H81M-PLUS CLRTC 12 23 Normal (Default) Clear RTC H81M-PLUS Clear RTC RAM To erase the RTC RAM: 1. Turn OFF the computer and unplug the power cord. 2. Move the jumper cap from pins 1-2 (default) to pins 2-3. Keep the cap on pins 2-3 for about 5-10 seconds, then move the cap back to pins 1-2. 3. Plug the power cord and turn ON the computer. 1-10 Chapter 1: Product introduction

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1-10
Chapter 1: Product introduction
1.5.3
PCI Express x1 slots
This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that
comply with the PCI Express specifications.
1.5.4
PCI Express x16 slot
This motherboard supports PCI Express x16 network cards, SCSI cards, and other cards that
comply with the PCI Express specifications.
1.6
Jumpers
1.
Clear RTC RAM (3-pin CLRTC)
This jumper 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.
IRQ assignments for this motherboard
H81M-PLUS
H81M-PLUS Clear RTC RAM
1
2
2
3
Normal
(Default)
Clear RTC
CLRTC
A
B
C
D
E
F
G
H
LAN
–
–
shared
–
–
–
–
–
PCIE x16_1
shared
–
–
–
–
–
–
–
PCIE x1_1
shared
–
–
–
–
–
–
–
PCIE x1_2
–
shared
–
–
–
–
–
–
PCIE x1_3
–
–
–
shared
–
–
–
–
Intel PCH SATA Controller
–
–
–
shared
–
–
–
–
HD Audio
–
–
–
–
–
–
shared
–
USB2.0_1
–
–
–
–
–
–
–
shared
USB2.0_2
–
–
–
–
shared
–
–
–
USB3.0
–
–
–
–
–
shared
–
–
To erase the RTC RAM:
1.
Turn OFF the computer and unplug the power cord.
2.
Move the jumper cap from pins 1-2 (default) to pins 2-3. Keep the cap on pins 2-3
for about 5-10 seconds, then move the cap back to pins 1-2.
3.
Plug the power cord and turn ON the computer.