Acer Aspire 5742

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General info about the Acer Aspire 5742


Processor: Intel Pentium i3-370

Video: Intel Corporation Core Processor Integrated Graphics Controller (rev 02)

Audio: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 05)

Wired NIC: Broadcom Corporation NetLink BCM57780 Gigabit Ethernet PCIe (rev 01)

Wireless NIC: Atheros Communications Inc. AR9287 Wireless Network Adapter (rev 01)



Install driver:

# pacman -S madwifi

Power Management

CPU frequency scaling

You probably want to use laptop-mode-utils with acpi.

# pacman -S laptop-mode-utils acpi


You'll get a really jumpy touchpad if you don't install xf86-input-synaptics.


You won't be able to adjust brightness under linux.

Haven't tested yet but apparently adding acpi_osi=”Linux” into grub helps.

# # (0) Arch Linux
# title  Arch Linux
# root   (hd0,4)
# kernel /vmlinuz26-ck root=/dev/sda7 ro acpi_osi=”Linux”
# initrd /kernel26-ck.img