Dell Latitude E5500 Service Manual
Dell Latitude E5500 Manual
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- Dell Latitude E5500 | Service Manual - Page 1
Dell™ Latitude™ E5400 and E5500 Service Manual Troubleshooting Working on Your Computer Bottom of the Base Assembly Hard Drive Wireless Local Area Network (WLAN) Card Modem Card Fan Processor Heat Sink Processor Module Memory Hinge Cover Keyboard LED Dashboard Display Optical Drive Palm Rest - Dell Latitude E5500 | Service Manual - Page 2
Back to Contents Page Bottom of the Base Assembly Dell™ Latitude™ E5400 and E5500 Service Manual Removing the E5400 Bottom of the Base Assembly Replacing the E5400 Bottom of the Base Assembly Removing the E5500 Bottom of the Base Assembly Replacing the E5500 Bottom of the Base Assembly Removing the - Dell Latitude E5500 | Service Manual - Page 3
Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance. NOTE: This procedure assumes that you have completed the removal procedure first. 1. Slide the bottom of the base assembly toward the back of the computer until it is fully seated. 2. Replace the single M2.5 x 8-mm - Dell Latitude E5500 | Service Manual - Page 4
remove the battery from the battery bay before you service the computer. 5. Disconnect any external devices and remove any installed cards before working on your computer: l To remove any installed cards, such as an ExpressCard, see the Dell™ Technology Guide on your computer or at support.dell - Dell Latitude E5500 | Service Manual - Page 5
To undock from a docking station, see the E-Port User's Guide or the E-Port Plus User's Guide on support.dell.com. l To remove a battery slice, see the setup guide that shipped with your battery slice or on support.dell.com. 6. Turn the computer upside down. 7. Slide the battery latch release to the - Dell Latitude E5500 | Service Manual - Page 6
Back to Contents Page Flashing the BIOS Dell™ Latitude™ E5400 and E5500 Service Manual Flashing the BIOS From a CD Flashing the BIOS From the Hard Drive If a BIOS-update program media, such as a CD, is provided with a new system board, flash the BIOS from the media. If you do not have a BIOS-update - Dell Latitude E5500 | Service Manual - Page 7
The file downloads to your desktop. 8. Click Close if the Download Complete window appears. The file icon appears on your desktop and is titled the same as the downloaded BIOS update file. 9. Double-click the file icon on the desktop and follow the instructions on the screen. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 8
Back to Contents Page Coin-Cell Battery Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Coin-Cell Battery Replacing the Coin-Cell Battery Removing the Coin-Cell Battery CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your - Dell Latitude E5500 | Service Manual - Page 9
3. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly or Replacing the E5500 Bottom of the Base Assembly). 4. Follow the procedures in After Working on Your Computer. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 10
Back to Contents Page Processor Module Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Processor Module Replacing the Processor Module Removing the Processor Module CAUTION: Before you begin the following procedure, follow the safety instructions that shipped with your computer. For - Dell Latitude E5500 | Service Manual - Page 11
see Replacing the Processor Heat Sink). 4. Replace the fan (see Replacing the Fan). 5. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly or Replacing the E5500 Bottom of the Base Assembly). 6. Follow the procedures in After Working on Your Computer. Back to - Dell Latitude E5500 | Service Manual - Page 12
Back to Contents Page Processor Heat Sink Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Processor Heat Sink Replacing the Processor Heat Sink Removing the Processor Heat Sink CAUTION: Before you begin the following procedure, follow the safety instructions that shipped with your - Dell Latitude E5500 | Service Manual - Page 13
tighten the fifth screw. 2. Replace the fan (see Replacing the Fan). 3. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly or Replacing the E5500 Bottom of the Base Assembly). 4. Follow the procedures in After Working on Your Computer. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 14
instructions in Before Working on Your Computer. 2. Remove the bottom of the base assembly (see Removing the E5400 Bottom of the Base Assembly). 3. Remove the hinge cover (see Removing the Hinge Cover). 4. Remove the keyboard (see Removing the Keyboard). 5. Remove the display cable from the system - Dell Latitude E5500 | Service Manual - Page 15
Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance. NOTE: This procedure assumes that you have completed the removal procedure first. 1. Align the display hinges with the holes in the base of the computer, then lower the display into place. 2. Replace the two M2.5 x 8-mm - Dell Latitude E5500 | Service Manual - Page 16
Homepage on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5400 Display - Dell Latitude E5500 | Service Manual - Page 17
Homepage on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5400 Display - Dell Latitude E5500 | Service Manual - Page 18
the E5500 Display Bezel). 3. Replace the display assembly (see Replacing the E5400 Display Assembly). 4. Replace the keyboard (see Replacing the Keyboard). 5. Replace the hinge cover (see Replacing the Hinge Cover). 6. Close the display and turn the computer over. 7. Replace the bottom of the base - Dell Latitude E5500 | Service Manual - Page 19
Homepage on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5400 Display - Dell Latitude E5500 | Service Manual - Page 20
Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the four M2.5 x 5-mm screws - Dell Latitude E5500 | Service Manual - Page 21
instructions in Before Working on Your Computer. 2. Remove the bottom of the base assembly (see Removing the E5400 Bottom of the Base Assembly). 3. Remove the hinge cover (see Removing the Hinge Cover). 4. Remove the keyboard (see Removing the Keyboard). 5. Remove the display cable from the system - Dell Latitude E5500 | Service Manual - Page 22
the antenna cables through the hole in the palm rest. 9. Remove the antenna cables from the cable guides on the top of the computer. 10. Remove the two M2.5 x 8-mm screws on the top of the computer that secure the metal hinges. 11. Remove the two M2.5 x 8-mm screws that secure the hinges located - Dell Latitude E5500 | Service Manual - Page 23
cable connector on the system board. 6. Replace the keyboard (see Replacing the Keyboard). 7. Replace the hinge cover (see Replacing the Hinge Cover). 8. Close the display and turn the computer over. 9. Replace the bottom of the base assembly (see Replacing the E5500 Bottom of the Base Assembly). 10 - Dell Latitude E5500 | Service Manual - Page 24
on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5500 Display Assembly - Dell Latitude E5500 | Service Manual - Page 25
on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5500 Display Assembly - Dell Latitude E5500 | Service Manual - Page 26
on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5500 Display Assembly - Dell Latitude E5500 | Service Manual - Page 27
on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the hinge cover (see Removing the Hinge Cover). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the display assembly (see Removing the E5500 Display Assembly - Dell Latitude E5500 | Service Manual - Page 28
Replacing the Keyboard). 7. Replace the hinge cover (see Replacing the Hinge Cover). 8. Close the display and turn the computer over. 9. Replace the bottom of the base assembly (see Replacing the E5500 Bottom of the Base Assembly). 10. Follow the procedures in After Working on Your Computer. Back - Dell Latitude E5500 | Service Manual - Page 29
Back to Contents Page Fan Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Fan Replacing the Fan Removing the Fan CAUTION: Before you begin the following procedure, follow the safety instructions that shipped with your computer. For additional safety best practices information, see the - Dell Latitude E5500 | Service Manual - Page 30
- Dell Latitude E5500 | Service Manual - Page 31
Back to Contents Page Hard Drive Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Hard Drive Replacing the Hard Drive NOTE: Dell does not guarantee compatibility or provide support for hard drives obtained from sources other than Dell. Removing the Hard Drive CAUTION: Before you begin any - Dell Latitude E5500 | Service Manual - Page 32
of the Base Assembly). 4. Follow the procedures in After Working on Your Computer. 5. Install the operating system, drivers, and utilities for your computer, as needed. For more information, see the Setup and Quick Reference Guide that shipped with your computer or on support.dell.com. Back to - Dell Latitude E5500 | Service Manual - Page 33
Back to Contents Page Hinge Cover Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Hinge Cover Replacing the Hinge Cover Removing the Hinge Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. For additional - Dell Latitude E5500 | Service Manual - Page 34
Back to Contents Page I/O Card Dell™ Latitude™ E5400 and E5500 Service Manual Removing an E5400 I/O Card Replacing an E5400 I/O Card Removing an E5500 I/O Card Replacing an E5500 I/O Card CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped - Dell Latitude E5500 | Service Manual - Page 35
the Base Assembly). 3. Remove the hard drive (see Removing the Hard Drive). 4. Remove the WLAN card (see Removing a WLAN Card). 5. Remove the hinge cover (see Removing the Hinge Cover). 6. Remove the keyboard (see Removing the Keyboard). 7. Remove the display assembly (see Removing the E5500 Display - Dell Latitude E5500 | Service Manual - Page 36
the Hinge Cover). 8. Replace the WLAN card (seeReplacing a WLAN Card). 9. Replace the hard drive (see Replacing the Hard Drive). 10. Replace the bottom of the base assembly (see Replacing the E5500 Bottom of the Base Assembly). 11. Follow the procedures in After Working on Your Computer. Back to - Dell Latitude E5500 | Service Manual - Page 37
Back to Contents Page Keyboard Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Keyboard Replacing the Keyboard Removing the Keyboard CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. For additional safety best - Dell Latitude E5500 | Service Manual - Page 38
2. Press the top right and left side of the keyboard to snap into place. 3. Replace the M2 x 3-mm screws that hold the keyboard in place. 4. Replace the hinge cover (see Replacing the Hinge Cover). 5. Follow the procedures in After Working on Your Computer. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 39
Back to Contents Page LED Dashboard Dell™ Latitude™ E5400 and E5500 Service Manual Removing the E5400 LED Dashboard Replacing the E5400 LED Dashboard Removing the E5500 LED Dashboard Replacing the E5500 LED Dashboard Removing the E5400 LED Dashboard CAUTION: Before you begin any of the procedures in - Dell Latitude E5500 | Service Manual - Page 40
Fan). 12. Replace the WLAN card (see Replacing a WLAN Card). 13. Replace the hard drive (see Replacing the Hard Drive). 14. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly). 15. Follow the procedures in After Working on Your Computer. Removing the E5500 - Dell Latitude E5500 | Service Manual - Page 41
. The right side of the LED Dashboard should be resting on the plastic placeholder just under it. 4. Replace the keyboard (see Replacing the Keyboard). 5. Replace the hinge cover (see Replacing the Hinge Cover). 6. Follow the procedures in After Working on Your Computer. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 42
Back to Contents Page Memory Dell™ Latitude™ E5400 and E5500 Service Manual Removing a Memory Module Replacing a Memory Module Your computer has two user-accessible SODIMM sockets, both accessed from the bottom of the computer. You can increase your computer memory by installing memory modules on - Dell Latitude E5500 | Service Manual - Page 43
2 notch 1 tab 3 E5500 2 notch NOTICE: If the cover is difficult to close, remove the module and reinstall it. Forcing the cover to close may damage your computer. 4. Replace the battery and any installed cards you may have removed from the PC card slot and the SD/IO memory card reader - Dell Latitude E5500 | Service Manual - Page 44
Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 45
Back to Contents Page Modem Card Dell™ Latitude™ E5400 and E5500 Service Manual Removing a Modem Card Replacing a Modem Card CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. For additional safety best practices - Dell Latitude E5500 | Service Manual - Page 46
in place. 4. Replace the M2 x 3-mm screw that secures the modem card. 5. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly or Replacing the E5500 Bottom of the Base Assembly). 6. Follow the procedures in After Working on Your Computer. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 47
Back to Contents Page Optical Drive Dell™ Latitude™ E5400 and E5500 Service Manual Removing the Optical Drive Replacing the Optical Drive Removing the Optical Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. For - Dell Latitude E5500 | Service Manual - Page 48
Palm Rest Dell™ Latitude™ E5400 and E5500 Service Manual Removing the E5400 Palm Rest Replacing the E5400 Palm Rest Removing the E5500 Palm Rest Replacing the E5500 Palm Rest Removing the E5400 Palm Rest CAUTION: Before you begin the following procedure, follow the safety instructions that shipped - Dell Latitude E5500 | Service Manual - Page 49
from the bottom of the computer, carefully remove the speaker and touchpad wires from the system board. 15. Remove the palm rest assembly from the computer. Replacing the E5400 Palm Rest CAUTION: Before you begin the following procedure, follow the safety instructions that shipped with your - Dell Latitude E5500 | Service Manual - Page 50
Replacing the Hard Drive). 14. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly). 15. Follow the procedures in After Working on Your Computer. Removing the E5500 Palm Rest CAUTION: Before you begin the following procedure, follow the safety instructions - Dell Latitude E5500 | Service Manual - Page 51
Optical Drive). 7. Replace the display assembly (see Replacing the E5500 Display Assembly). 8. Replace the keyboard (see Replacing the Keyboard). 9. Replace the hinge cover (see Replacing the Hinge Cover). 10. Close the display and turn the computer over. 11. Replace the bottom of the base assembly - Dell Latitude E5500 | Service Manual - Page 52
Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 53
Back to Contents Page Speaker Assembly Dell™ Latitude™ E5400 and E5500 Service Manual Removing the E5400 Speaker Assembly Replacing the E5400 Speaker Assembly Removing the E5500 Speaker Assembly Replacing the E5500 Speaker Assembly Removing the E5400 Speaker Assembly CAUTION: Before you begin the - Dell Latitude E5500 | Service Manual - Page 54
the Hard Drive). 15. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly). 16. Follow the procedures in After Working on Your Computer. Removing the E5500 Speaker Assembly CAUTION: Before you begin the following procedure, follow the safety instructions that - Dell Latitude E5500 | Service Manual - Page 55
the E5500 Display Assembly). 7. Replace the keyboard (see Replacing the Keyboard). 8. Replace the hinge cover (see Replacing the Hinge Cover). 9. Replace the fan (see Replacing the Fan). 10. Replace the WLAN card (see Replacing a WLAN Card). 11. Replace the hard drive (see Replacing the Hard Drive - Dell Latitude E5500 | Service Manual - Page 56
13. Follow the procedures in After Working on Your Computer. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 57
Back to Contents Page System Board Assembly Dell™ Latitude™ E5400 and E5500 Service Manual Removing the E5400 System Board Assembly Replacing the E5400 System Board Assembly Removing the E5500 System Board Assembly Replacing the E5500 System Board Assembly The system board's BIOS chip contains the - Dell Latitude E5500 | Service Manual - Page 58
. Flash the BIOS (see Flashing the BIOS). 16. Enter the system setup program to update the BIOS on the new system board with the computer Service Tag. For information on the system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com. Removing the E5500 System Board - Dell Latitude E5500 | Service Manual - Page 59
5-mm system board screws (3) 3 base Replacing the E5500 System Board Assembly CAUTION: Before you begin the following procedure, follow the safety instructions that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage on www.dell.com at - Dell Latitude E5500 | Service Manual - Page 60
order. 15. Flash the BIOS (see Flashing the BIOS). 16. Enter the system setup program to update the BIOS on the new system board with the computer Service Tag. For information on the system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com. Back to Contents Page - Dell Latitude E5500 | Service Manual - Page 61
Back to Contents Page Dell™ Latitude™ E5400 and E5500 Service Manual 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 - Dell Latitude E5500 | Service Manual - Page 62
Back to Contents Page Troubleshooting Dell™ Latitude™ E5400 and E5500 Service Manual Troubleshooting Tools Solving Problems Troubleshooting Tools Diagnostic Lights CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. For - Dell Latitude E5500 | Service Manual - Page 63
Guide on your computer or at support.dell.com. The Dell Diagnostics is located on a separate diagnostic utility partition on your hard drive. NOTE: If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions - Dell Latitude E5500 | Service Manual - Page 64
using the system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com. 1. Insert the Drivers and Utilities media into the optical drive. 2. Restart your computer. 3. When the DELL logo appears, press immediately. NOTE: Keyboard failure may result when a key is - Dell Latitude E5500 | Service Manual - Page 65
. Write down the error code and problem description exactly as it appears and follow the instructions on the screen. If you cannot resolve the problem, contact Dell Support. NOTE: When contacting Dell Support, have your Service Tag ready. The Service Tag for your computer is located at the top of - Dell Latitude E5500 | Service Manual - Page 66
run the program that you want to use first. Operating system not found - Contact Dell Support. Solving Problems Follow these tips when troubleshooting your computer: l If you added or removed a part before the problem started, review the installation procedures and ensure that the part is correctly - Dell Latitude E5500 | Service Manual - Page 67
about setting power options, see the Dell™ Technology Guide on your computer or at support.dell.com. You can also search for the keyword standby in Windows Help and Support for information on power management modes. Hard drive problems Run Check Disk - Windows XP: 1. Click Start and click My - Dell Latitude E5500 | Service Manual - Page 68
Ensure that the IEEE 1394 device is enabled in system setup - For more information on using the system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com. Ensure that the IEEE 1394 device is recognized by Windows - Windows XP: 1. Click Start and click Control - Dell Latitude E5500 | Service Manual - Page 69
the device drivers do not conflict with the program. l If necessary, uninstall and then reinstall the program. Back up your files immediately Use a virus-scanning program to check the hard drive, floppy disks, CDs, or DVDs Save and close any open files or programs and shut down your computer through - Dell Latitude E5500 | Service Manual - Page 70
- See Hardware Troubleshooter. No sound from headphones Check the headphone cable connection - Ensure that the headphone cable is securely inserted into the headphone connector. See the Setup and Quick Reference Guide for your computer at support.dell.com. Adjust the Windows volume control - Click - Dell Latitude E5500 | Service Manual - Page 71
troubleshooting purposes. If you remove the card, store it in a safe and secure location. For information about your graphics card, go to support.dell.com. Check the diagnostic lights - See Diagnostic Lights. Check the display settings - See the Dell™ Technology Guide on your computer or at support - Dell Latitude E5500 | Service Manual - Page 72
Back to Contents Page Wireless Local Area Network (WLAN) Card Dell™ Latitude™ E5400 and E5500 Service Manual Removing a WLAN Card Replacing a WLAN Card CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. For additional - Dell Latitude E5500 | Service Manual - Page 73
card flat and replace the M2 x 3-mm screw that secures the WLAN card. 3. Replace the bottom of the base assembly (see Replacing the E5400 Bottom of the Base Assembly or Replacing the E5500 Bottom of the Base Assembly). 4. Follow the procedures in After Working on Your Computer. Back to Contents Page
Dell™ Latitude™ E5400 and E5500 Service Manual
Notes, Notices, and Cautions
If you purchased a DELL™ n Series computer, any references in this document to Microsoft
®
Windows
®
operating systems are not applicable.
Information in this document is subject to change without notice.
© 2008 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text:
Dell, Latitude,
ExpressCharge
, and the
DELL
logo are trademarks of Dell Inc.;
Bluetooth
is a registered trademark owned by Bluetooth SIG, Inc., and is
used by Dell under license;
Intel
and
Celeron
are registered trademarks, and
Core
is a trademark of Intel Corporation in the U.S. and other countries;
Blu-ray Disc
is a trademark of
the Blu-ray Disc Association; M
icrosoft
,
Windows,
Windows Vista,
and Windows Vista start button logo
are either trademarks or registered trademarks of Microsoft Corporation in the
United States and/or other countries.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Models PP32LA and PP32LB
May 2008
Rev. A00
Troubleshooting
Keyboard
Working on Your Computer
LED Dashboard
Bottom of the Base Assembly
Display
Hard Drive
Optical Drive
Wireless Local Area Network (WLAN) Card
Palm Rest
Modem Card
System Board Assembly
Fan
I/O Card
Processor Heat Sink
Speaker Assembly
Processor Module
Coin
-
Cell Battery
Memory
Flashing the BIOS
Hinge Cover
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 potential for property damage, personal injury, or death.