dell latitude x300 User Manual

							Dell Latitude X300 Service Manual 
Dell™ Latitude™ X300 Service Manual 
Before You Begin
Dell Diagnostics
System Components
Battery
Memory, Modem, and Mini PCI Card Modules
Keyboard
Palm Rest
Hard Drive
Hinge Covers and Display Assembly
Keyboard Tray
Reserve Battery
Speakers
Bluetooth™ Module
Cooling Fan
Battery Latches
System Board
Flashing the BIOS
Pin Assignments for I/O Connectors
Mini Recommended Spares List
Notes, Notices, and Cautions 
NOTE: A NOTE indicates important information that helps you make better use 
of your computer. 
NOTICE: A NOTICE indicates either potential damage to hardware or loss of 
data and tells you how to avoid the problem. 
 CAUTION: A CAUTION indicates a potential for property damage, 
personal injury, or death.
Information in this document is subject to change without notice.
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							Before You Begin: Dell Latitude X300 Service Manual 
Back to Contents Page 
Before You Begin 
Dell™ Latitude™ X300 Service Manual 
  Recommended Tools
  Shutting Down Your Computer
  Computer Orientation
  Screw Identification Placemat
This section provides procedures for removing and installing the compone\
nts in your 
computer. Unless otherwise noted, each procedure assumes that the follow\
ing 
conditions exist:
l     You have performed the steps in Shutting Down Your Computer.
l     You have read the safety information in your System Information Guide.
Recommended Tools
The procedures in this document may require the following tools:
l     Small flat-blade screwdriver 
l     Phillips screwdriver
l     Small plastic scribe
l     Flash BIOS update program floppy disk or CD
Shutting Down Your Computer
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							Before You Begin: Dell Latitude X300 Service Manual 
Use the following safety guidelines to help protect your computer from p\
otential 
damage and to ensure your own personal safety.
 CAUTION: Before you begin any of the procedures in this section, follow 
the safety instructions in the System Information Guide.
NOTICE: Only a certified service technician should perform repairs on your 
computer. Damage due to servicing that is not authorized by Dell is not \
covered 
by your warranty. 
 CAUTION: Handle components and cards with care. Do not touch the 
components or contacts on a card. Hold a card by its edges or by its 
metal mounting bracket. Hold a component such as a microprocessor by 
its edges, not by its pins.
NOTICE: When you disconnect a cable, pull on its connector or on its strain-
relief loop, not on the cable itself. Some cables have a connector with \
locking 
tabs; if you are disconnecting this type of cable, press in on the locki\
ng tabs 
before you disconnect the cable. As you pull connectors apart, keep them\
 
evenly aligned to avoid bending any connector pins. Also, before you con\
nect a 
cable, ensure that both connectors are correctly oriented and aligned. 
NOTICE: To avoid damaging the computer, perform the following steps before 
you begin working inside the computer. 
1.  Ensure that the work surface is flat and clean to prevent the computer c\
over  from being scratched. 
2.  Shut down the computer. 
3.  Ensure that the computer and any attached devices are turned off. If you\
r  computer and attached devices did not automatically turn off when you sh\
ut 
down your computer, press and hold the power button for 4 seconds. 
4.  If the computer is connected to a media base (docked), undock it. See \
the  documentation that came with your media base for instructions. 
NOTICE: To disconnect a network cable, first unplug the cable from your 
computer and then unplug it from the network wall jack. 
5.  Disconnect any telephone or telecommunication lines from the computer. 
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							Before You Begin: Dell Latitude X300 Service Manual 
6.  Disconnect your computer and all attached devices from their electrical \
outlets, and then press the power button to ground the system board. 
NOTICE: To connect a network cable, first plug the cable into the network wall 
jack and then plug it into the computer. 
7.  Remove any installed PC Cards from the PC Card slot. 
8.  Remove any installed Secure Digital memory card from the Secure Digital \
 memory slot. 
9.  Close the display and turn the computer upside down on a flat work surfa\
ce. 
NOTICE: To avoid damaging the system board, you must remove the main 
battery before you service the computer. 
10.  Slide and hold the battery-bay latch release on the bottom of the comput\
er, and  then remove the battery from the bay. 
 
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							Before You Begin: Dell Latitude X300 Service Manual 
1battery latch release (2) G0767
11.  Remove any installed modules, including a second battery, if installed. \
12.  Remove the 
hard drive. 
Computer Orientation
 
1 front
2 left
3 back
4 right
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							Before You Begin: Dell Latitude X300 Service Manual 
Screw Identification Placemat
When you are removing and replacing components, photocopy the placemat a\
s a tool 
to lay out and keep track of the screws. The placemat provides the numbe\
r of screws 
and their sizes.
 
NOTICE: When reinstalling a screw, you must use a screw of the correct 
diameter and length. Ensure that the screw is properly aligned with its \
corresponding hole, and avoid overtightening. 
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							Before You Begin: Dell Latitude X300 Service Manual 
Keyboard:
(4 each)
 Palm Rest:
(9 each) 
Display Assembly:
(2 each)
  Keyboard Tray:
(5 each) 
Hard Drive:
(4 each)
  System Board:
(3 each) 
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Modem Card:
(1 each)
 Cooling Fan:
(4 each) 
Speakers:
(1 each)
  Bluetooth™ Module
(1 each) 
Back to Contents Page
 
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							Dell Diagnostics: Dell Latitude X300 Service Manual 
Back to Contents Page 
Dell Diagnostics 
Dell™ Latitude™ X300 Service Manual 
  When to Use the Dell Diagnostics
  Starting the Dell Diagnostics
When to Use the Dell Diagnostics
If you experience a problem with your computer, perform the checks in th\
e Solving 
Problems section in your Users Guide or Owners Manual and run the Dell Diagnostics 
before you contact Dell for technical assistance. Running the Dell Diagn\
ostics may 
help you resolve the problem without contacting Dell. If you do contact \
Dell, the test 
results can provide important information for Dells service and support\
 personnel.
The Dell Diagnostics allows you to:
l     Perform tests on one or all devices.
l     Select tests based on a symptom of the problem you are having.
l     Choose how many times a test is run.
l     Suspend testing if an error is detected.
l     Access help information that describes the tests and devices.
l     Receive status messages that tell you whether tests completed successful\
ly.
l     Receive error messages if problems are detected.
Starting the Dell Diagnostics
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							Dell Diagnostics: Dell Latitude X300 Service Manual 
It is recommended that you print these procedures before you begin.
NOTICE: Use the Dell Diagnostics to test your Dell™ computer only. Using this\
 
program with other computers can result in error messages. 
The Dell Diagnostics is located on a hidden diagnostic utility partition\
 on your hard 
drive.
NOTE: If your computer cannot display a screen image, contact Dell. 
1.  Shut down the computer. 
2.  If the computer is connected to a media base (docked), undock it. See \
the  documentation that came with your media base for instructions. 
3.  Connect the computer to an electrical outlet. 
4.  Turn on the computer. When the DELL™ logo appears, press  immediately. 
NOTE: If you cannot see anything on your display, hold down the mute button 
and press the computers power button to begin the Dell Diagnostics. The\
 
computer automatically runs the Pre-boot System Assessment. 
NOTE: If you see a message stating that no diagnostics utility partition has 
been found, run the Dell Diagnostics from your Drivers and Utilities CD. 
If you wait too long and the Microsoft® Windows® logo appears, con\
tinue to wait 
until you see the Windows desktop. Then shut down your computer through \
the 
Start menu and try again.
5.  When the boot device list appears, highlight Diagnostics and press . 
The computer runs the Pre-boot System Assessment, a series of initial te\
sts of 
your system board, keyboard, hard drive, and display.
l     During the assessment, answer any questions that appear.
l     If a failure is detected, the computer stops and beeps. To stop the 
assessment and restart the computer, press ; to continue to the next \
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