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Samsung R20

Last modification on Wed 17 of Sep, 2008 [09:28 UTC]


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This guide is intended to provide you details on how well this laptop works with Linux and which modules you need to configure. For details on how to actually install and configure the required modules have a look at our guides section for distribution specific instructions.

Introduction

This is a guide to running Linux with the Samsung R20 laptop. The R20 is a middle to higher range laptop which provides some good Linux support as well.

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Specifications

NameSamsung R20
ProcessorIntel Core 2 Duo T5500 1.6/T7200 2.0GHz
Screen14.1" WXGA - 1280x800
RAM1GB - 2DIMM 512M
HDD100GB - SATA
Optical DriveDVD+-RW-RAM - IDE
GraphicsATI Radeon Xpress 1250 (aka AMD 690g, RS600 series chipset)
Network10/100 Ethernet, Atheros SuperG 802.11abg Wireless, Bluetooth (optional)
Other3 x USB2.0
Card Reader1 x SD/MMC/MS/Pro/xD (USB based)

Linux Compatibility

DeviceCompatibilityComments
ProcessorYes
ScreenYes
HDDYesVIA SATA compatible
Optical DriveYes
GraphicsYesATI Radeon HD compatible, use RadeonHD driver
SoundYesUse the snd-hda-intel module
EthernetYesRTL8139 compatible
WirelessYesUse the Madwifi module
BluetoothNot Tested/not present
56K Modemyesslmodem module: snd_atiixp_modem (chip Si3054)install
USBYes
SD/MMC/MS/Pro/xD Card ReaderYesSBP2 compatible
ExpressCard SlotNot Tested

Notes

For the ATI Radeon Xpress 1250 graphic controller used in the R20 you have to use the X.org radeonHD driver included with most Linux distributions.

Distribution Specific Notes

Ubuntu

With the current kernel (2.6.20-15), sound does not work in Ubuntu. You can download these files and copy them to /lib/modules/2.6.20-15-generic/kernel/sound/pci/hda/ to get sound working. It should be fixed in later kernels.

Related Resources

Preparing your laptop for Linux
Configuring an ATI graphics chip
Configuring the audio
Increasing battery life

Summary

The installation of Linux on the Samsung R20 was a very easy exercise without any unexpected issues encountered at all.

Have you installed Linux on this laptop? If so how about leaving a comment about your success in the comments section below.



Comments

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ubuntu

by Jeka, Sunday 16 of November, 2008 [09:10:41 UTC]
x86 - Load kernel with pci=bios hpet=disable nohz=off


Reply to this comment

openSuSE

by Jeka, Sunday 16 of November, 2008 [09:09:54 UTC]
x86 - Load kernel with acpi=force irqpoll

else

x86 - Load kernel with nohz=off

x86_64 - Load kernel with nohz=off

Reply to this comment

Mandriva 2009.0

by Jeka, Friday 14 of November, 2008 [19:16:31 UTC]
x86 - Load kernel with acpi=force irqpoll
x86_64 - Load kernel with nohz=off


Reply to this comment

First timer

by Buzbie, Wednesday 20 of August, 2008 [20:44:04 UTC]
Managed to get pendriver working but am stuck as to how to get the network card working? This is my test as I hvae never tried to install linux on anything before but have been told it will run on my R20 REALLY well!!
Any help?
As Basic as poss please.

Reply to this comment

R20

by Matt, Sunday 18 of May, 2008 [16:58:39 UTC]
It is only possible to install Ubuntu Hardy Heron on this laptop with the text/alternative cd. You then have to install the propriatory ATI drivers on the command line. See https://wiki.ubuntu.com/LaptopTestingTeam/SamsungR20 for details of how to install.

Note:
If needed, aticonfig is a tool provided by the drivers that can configure your xorg.conf for you

Reply to this comment

Installation does not work on most Linux distros

by Tom Chiu K. C., Friday 14 of March, 2008 [14:18:32 UTC]
Have tried several distro. Mostly display problem:
  • Ubuntu 7.10 cannot display
  • Fedora 8 cannot start X

The only version working is Knoppix 5.1

Reply to this comment

Kernel and acpi

by Albert, Friday 07 of March, 2008 [07:09:01 UTC]
Load kernel with option pci=nommconf

Reply to this comment

ATI now works perfectly

by Wingnuts, Friday 04 of January, 2008 [22:50:33 UTC]
Mandriva 2008 LiveCD (acpi=off) demonstrates how for the (previously problematic) ATI drivers have come. This makes the R20 a perfect linux machine.

Reply to this comment

The best for this laptop: Sabayon

by Jakobe Palazioberri, Sunday 30 of December, 2007 [23:08:53 UTC]
I have tested this laptop here in Europe (Basque Country) with different distros like Mandriva, Kubuntu... and the only one that has worked fine in the configuration and X Window system has been Sabayon Linux, although there is a problem with the audio and goes very slowly with Firefox. Lots of problems with this laptop and the ATI driver.

Reply to this comment

Lot's of problems

by Stian Haklev, Friday 05 of October, 2007 [19:42:28 UTC]
I've had so many problems with this, and I quite regret buying it. First of all, build quality is horrible. Lot's of stuff jutting out everywhere, whis is annoying when you carry it in a bag. The CD drive is already beginning to rattle.

Most of the distros I tried didn't even want to boot because they couldn't configure graphics (Sabayon was an exception). Finally got Ubuntu alternative to install and managed to install fglrx manually. It mostly suspends to ram, but cannot always wake up. Sometimes it crashes completely. Battery time in Linux is max 1 hr 20 minutes! No Compiz etc

Reply to this comment

Re: Lot's of problems

by ole2, Tuesday 11 of December, 2007 [12:36:35 UTC]
got mine as "display unit" after few month being "killed" (aka evaluated). still stand solid, no jutting.

CD drive is easy to replace with slot load one (if necessary). Even marked, where to unscrew for this. (possible 2nd battery in DVD bay place?)

most of distros unaware about new PCI ID: 1002:7942 (ATI Radeon x700 compatible), that's why uncapable to show-up nice looking GUI (still no problem to install in text mode)

SATA is VIA compatible, so use that one if necessary.

Battery time in Linux is equal to battery time in Vista if not in "no-wireless/document only reading" mode

Reply to this comment

Fedora 7 and co-booting tips

by Oliver de Peyer, Friday 10 of August, 2007 [02:07:43 UTC]
Yes, I got Fedora 7 running on it in the end. To begin with I had no GUI because ATI's fglrx module did not support FC7, but now it does. Also, if you want wireless then you want the 2.6.21.1-3.194-fc7 kernel release, not the more recent 2.6.22.1-27.fc7, because the Madwifi module does not work with the latter.

I agree with you, Vista is absolutely diabolical running on this laptop, quite the very worst, slowest, easy-to-crash computer experience I have ever had, ever.
I am very glad to say that Linux works much, much better - Vista uses up almost 400megs of memory for instance and Linux needs less than 300.

To install Linux on this laptop but retain the option to co-boot into Vista (although I don't know why you'd want to!), set the partition size of the 'C' drive to the smallest possible (25 gigs) when you first start up the laptop. Samsung's setup software create another D partition in the remaining disk space.

Then completely remove the D drive - i.e unallocate the partition - from the Disk Manager in Vista. This should provide just enough space for Linux to install itself. I used a bootable Fedora 7 DVD.


Reply to this comment

FC3 ?

by Nick57, Thursday 26 of July, 2007 [08:08:09 UTC]
Hi,

We have FC7 or 8 don't you think 3 is a bit old anyway?

I am sure 7 or higher will do fine.
I am at moment installing Opensuse 10.2 on it. bloody Vista is load of CRAP

Reply to this comment

Dr

by Oliver de Peyer, Saturday 21 of July, 2007 [23:58:16 UTC]
The R20 also comes in another configuration with a Celeron M 1.8Ghz processor. I have been trying to install Fedora Core 3 on this. This does not work because it cannot locate the R20's hard drive. Presumably therefore the hard drive drivers for this model are not present in older Fedora distributions. Of course, the next thing I will try is to obtain and install a more recent version of Fedora such as Core 7.
Bottom line - the R20 may not work with older Linux distributions unless you can find the relevant hard drive drivers (I was trying Fedora Core 3 since that is the specified host environment for developing applications for an embedded Linux box I am using)

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