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Dell Lattitude C840
Reviews Views Date product posted
0 2555 11-07-2005
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Description: Intel Pentium 4M 1.6 GHz
1.44 MB 3.5" Diskette drive
UXGA 15.1" Display Max. Resolution 1600x1200 (on internal TFT)
512 MB SODIMM DDR PC2100
40 GB Hard Disk
MATSHITA 24x CD-RW/DVD-ROM
nVidia GeForce NV17 [GeForce4 440 Go]
TrueMobile 1150 802.11b Wireless miniPCI

Configuration below for Slackware 10.2 with custom-made compiled kernel
- SCSI driver settings[*] Probe all Luns ## To be used for multi-card readers
- All ACPI settings "switched on"


The C840 supports resolutions of 1600x1200, 1400x1050, 1280x1024 on internal TFT
Start Relevant sections from Xorg.conf
# **********************************************************************
# Core keyboard's InputDevice section
# **********************************************************************

Section "InputDevice"

Identifier "Keyboard1"
Driver "kbd"
Option "AutoRepeat" "500 30"
Option "XkbRules" "xorg"
Option "XkbModel" "pc101"
Option "XkbLayout" "us"
EndSection


# **********************************************************************
# Core Pointer's InputDevice section
# **********************************************************************

Section "InputDevice"
# Settings below for builtin mousepad
Identifier "Mouse0"
Driver "mouse"
Option "Protocol" "PS/2"
Option "Device" "/dev/psaux"
Option "Emulate3Buttons"
EndSection

# **********************************************************************
# USB External Mouse InputDevice section
# **********************************************************************

Section "InputDevice"
# Settings below for USB mouse
Identifier "Mouse1"
Driver "mouse"
Option "Protocol" "imps/2"
Option "Device" "/dev/input/mice"
Option "ZAxisMapping" "4 5"
Option "Emulate3Buttons"
EndSection


# **********************************************************************
# Monitor section
# **********************************************************************

Section "Monitor"
Identifier "DELL TFT"
HorizSync 75
VertRefresh 60
#These modelines are necessary to run the mentioned resolutions on the builtin screen
Modeline "1600x1200" 160.96 1600 1704 1880 2160 1200 1201 1204 1242 -HSync -Vsync
Modeline "1400x1050" 129 1400 1464 1656 1960 1050 1051 1054 1100 Hsync Vsync
EndSection


# **********************************************************************
# Graphics device section
# **********************************************************************
Section "Device"
Identifier "NVIDIA Corporation NV17 [GeForce4 440 Go]"
# Note: This is the standard NVIDIA driver delivered with Xorg, not the NVIDIA driver
Driver "nv"
BusID "AGP:1:0:0"
VideoRam 65536
Option "IgnoreEDID" "true"
Option "NoLogo"
Option "NvAGP" "1"
Option "PowerSaverHsyncOn"
Option "Mobile" "2"
Option "NoBandWidthTest" #Don't know if it has any effect
EndSection


# **********************************************************************
# Screen sections
# **********************************************************************

Section "Screen"
Identifier "Screen 1"
Device "NVIDIA Corporation NV17 [GeForce4 440 Go]"
Monitor "DELL TFT"
DefaultDepth 24

Subsection "Display"
Depth 8
Modes "1600x1200" "1400x1050" "1280x1024" "1024x768" "800x600" "640x480"
ViewPort 0 0
EndSubsection
Subsection "Display"
Depth 16
Modes "1600x1200" "1400x1050" "1280x1024" "1024x768" "800x600" "640x480"
ViewPort 0 0
EndSubsection
Subsection "Display"
Depth 24
Modes "1600x1200" "1400x1050" "1280x1024" "1024x768" "800x600" "640x480"
ViewPort 0 0
EndSubsection
EndSection


# **********************************************************************
# ServerLayout sections.
# **********************************************************************

Section "ServerLayout"
Screen "Screen 1"
# Each InputDevice line specifies an InputDevice section name and
# optionally some options to specify the way the device is to be
# used. Those options include "CorePointer", "CoreKeyboard" and
# "SendCoreEvents".
InputDevice "Mouse0" "CorePointer"
InputDevice "Mouse1" "SendCoreEvents"
InputDevice "Keyboard1" "CoreKeyboard"

EndSection
###########################
End Relevant sections from Xorg.conf


Start relevant section from dmesg related to wireless network card
###########################
orinoco 0.15rc2 (David Gibson , Pavel Roskin , et al)
orinoco_cs 0.15rc2 (David Gibson , Pavel Roskin , et al)
eth0: Hardware identity 0005:0004:0005:0000
eth0: Station identity 001f:0001:0008:000a
eth0: Firmware determined as Lucent/Agere 8.10
eth0: Ad-hoc demo mode supported
eth0: IEEE standard IBSS ad-hoc mode supported
eth0: WEP supported, 104-bit key
eth0: MAC address 00:02:2D:5C:11:6C
eth0: Station name "HERMES I"
eth0: ready
eth0: index 0x01: Vcc 3.3, irq 11, io 0xe100-0xe13f
eth0: New link status: Disconnected (0002)
############################
End of relevant section from dmesg related to wireless network card
Please note that card works with standard wireless-tools drivers with Slack 10.2, but I can't start it from boot, neither static nor DHCP so I added some commands to my /etc/rc.d/rc.local to get it working
###################
# Bring up wireless interface
/sbin/iwconfig eth0 essid netwerkvanderwolf key B9B11C9D7F5206281242383325
# Give it some time
/usr/bin/sleep 1
/sbin/dhcpcd eth0
/usr/bin/sleep 10
###################
Keywords: Dell Lattitude C840 Slackware
/sbin/lspci output: 00:00.0 Host bridge: Intel Corporation 82845 845 (Brookdale) Chipset Host Bridge (rev 04)
00:01.0 PCI bridge: Intel Corporation 82845 845 (Brookdale) Chipset AGP Bridge (rev 04)
00:1d.0 USB Controller: Intel Corporation 82801CA/CAM USB (Hub #1) (rev 02)
00:1d.2 USB Controller: Intel Corporation 82801CA/CAM USB (Hub #3) (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 42)
00:1f.0 ISA bridge: Intel Corporation 82801CAM ISA Bridge (LPC) (rev 02)
00:1f.1 IDE interface: Intel Corporation 82801CAM IDE U100 (rev 02)
00:1f.5 Multimedia audio controller: Intel Corporation 82801CA/CAM AC'97 Audio Controller (rev 02)
00:1f.6 Modem: Intel Corporation 82801CA/CAM AC'97 Modem Controller (rev 02)
01:00.0 VGA compatible controller: nVidia Corporation NV17 [GeForce4 440 Go] (rev a3)
02:00.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado] (rev 78)
02:01.0 CardBus bridge: Texas Instruments PCI4451 PC card Cardbus Controller
02:01.1 CardBus bridge: Texas Instruments PCI4451 PC card Cardbus Controller
02:01.2 FireWire (IEEE 1394): Texas Instruments PCI4451 IEEE-1394 Controller
02:03.0 CardBus bridge: Texas Instruments PCI1410 PC card Cardbus Controller (rev 01)





  



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