Dell Latitude LS Manuel de service

www.dell.com™Dell™ Latitude™ LS Portable Computers SERVICE MANUAL

2 Dell Latitude LS Portable Computers Service ManualRecommended ToolsMost of the procedures in this manual require the use of one or more of the follo

support.dell.com Dell Latitude LS Portable Computers Service Manual 3Figure 2. Main Battery Assembly Removal9. Ground yourself by touching the unpai

4 Dell Latitude LS Portable Computers Service ManualWhen you are removing and replacing components, photocopy the Table 1 placement mat as a tool to l

support.dell.com Dell Latitude LS Portable Computers Service Manual 5ZIF ConnectorsSome of the computer’s interface connectors are zero insertion for

6 Dell Latitude LS Portable Computers Service ManualRemoving Field-Replaceable Parts and Assemblies Figure 5. Exploded View—ComputerThe following

support.dell.com Dell Latitude LS Portable Computers Service Manual 7Hard-Disk Drive AssemblyFigure 6. Hard-Disk Drive Assembly Removal NOTICE: To a

8 Dell Latitude LS Portable Computers Service ManualKeyboard BezelFigure 7. Keyboard Bezel RemovalNOTICE: To avoid damaging the system board, you mus

support.dell.com Dell Latitude LS Portable Computers Service Manual 9Display Assembly Figure 8. Display Assembly RemovalNOTICE: To avoid damaging th

10 Dell Latitude LS Portable Computers Service Manual5. Remove the two M2 x 4-mm screws at the bottom of the computer that secure the display assembly

support.dell.com Dell Latitude LS Portable Computers Service Manual 116. Reinstall the two M2 x 4-mm screws that secure the display assembly to the b

12 Dell Latitude LS Portable Computers Service ManualDisplay Assembly BezellFigure 9. Display Assembly Bezel RemovalNOTICE: To avoid damaging the sys

support.dell.com Dell Latitude LS Portable Computers Service Manual 133. Separate the bezel from the display-assembly top cover.The bezel is secured

14 Dell Latitude LS Portable Computers Service ManualLCD Panel Figure 11. LCD Panel RemovalNOTICE: To avoid damaging the system board, you must rem

support.dell.com Dell Latitude LS Portable Computers Service Manual 158. Disconnect the narrow flex cable from the ZIF connector on the left side of

16 Dell Latitude LS Portable Computers Service Manual6. With bezel side of the inverter facing down, connect the two-wire back-light plug to the conne

support.dell.com Dell Latitude LS Portable Computers Service Manual 17Keyboard Assembly Figure 12. Keyboard Assembly RemovalTo remove the keyboard a

18 Dell Latitude LS Portable Computers Service ManualNOTICE: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace.

support.dell.com Dell Latitude LS Portable Computers Service Manual 19Memory ModuleFigure 13. Memory Module Removal NOTICE: To avoid damaging the sy

20 Dell Latitude LS Portable Computers Service ManualIf you do not hear a click as each end of the memory module snaps into the tabs, remove the memor

support.dell.com Dell Latitude LS Portable Computers Service Manual 21 Figure 15. Removing the Palmrest Assembly Top Screws8. Remove the three silve

www.dell.com™Dell™ Latitude™ LS Portable Computers SERVICE MANUAL

22 Dell Latitude LS Portable Computers Service Manual3. Reinstall the four black M2 x 4-mm screws that secure the top of the palmrest assembly to the

support.dell.com Dell Latitude LS Portable Computers Service Manual 238. Disconnect the flex cable from the ZIF connector on the back of the touch pa

24 Dell Latitude LS Portable Computers Service ManualReserve Battery Figure 18. Reserve Battery RemovalNOTICE: The reserve battery provides power

support.dell.com Dell Latitude LS Portable Computers Service Manual 253. Grasp the RTC battery and pull it out of the holder.You may need to used a s

26 Dell Latitude LS Portable Computers Service Manual7. Remove the M2 x 8.5-mm screw that secures the modem retainer bracket and modem to the system b

support.dell.com Dell Latitude LS Portable Computers Service Manual 27Fan Figure 20. Fan Removal1. Remove the keyboard bezel.2. Remove the display a

28 Dell Latitude LS Portable Computers Service Manual4. Replace the palmrest assembly.5. Replace the keyboard assembly.6. Replace the display assembly

support.dell.com Dell Latitude LS Portable Computers Service Manual 29NOTICE: The audio EMI shield is attached to the USB connector housing with tw

30 Dell Latitude LS Portable Computers Service Manual7. Reinstall the palmrest assembly.8. Reinstall the keyboard assembly.9. Reinstall the display as

support.dell.com Dell Latitude LS Portable Computers Service Manual 31NOTICE: The processor is not replaceable. Do not attempt to remove the thermal

____________________Information in this document is subject to change without notice.© 1999 Dell Computer Corporation. All rights reserved.Reproductio

32 Dell Latitude LS Portable Computers Service Manual14. Disconnect the speaker wire from the connector on the system board assembly.15. Disconnect th

support.dell.com Dell Latitude LS Portable Computers Service Manual 339. Reinstall the audio EMI shield.a. Carefully position the audio EMI shield so

34 Dell Latitude LS Portable Computers Service Manual1. Remove the keyboard bezel.2. Remove the display assembly.3. Remove the keyboard.4. Remove the

support.dell.com Dell Latitude LS Portable Computers Service Manual 35NOTE: On the under side of the doors, a small F is printed on the front door an

36 Dell Latitude LS Portable Computers Service Manual

support.dell.com Index 1IndexAAPR docking doors removal, 34Bbottom assemblycomponents, 23illustrated, 23Ddisplay assemblybezel removal, 12hinge remova

2 Dell Latitude LS Portable Computers Service ManualRreserve battery removal, 24RTC battery removal, 24Sscrew identification and tightening, 3speaker

™www.dell.comPrinted in the U.S.A.P/N 3538U Rev. A00*3538U*

vContentsRecommended Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Preparing to Work Inside Your Compu

viFiguresFigure 1. Computer Orientation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Figure 2. Main Battery Assembly Removal . . .

vii

viiiRead This FirstA prerequisite for using this manual to service Dell computer systems is a basic knowledge of PCs and prior training in PC troubles

support.dell.com Dell Latitude LS Portable Computers Service Manual 1Dell™ Latitude™ LS Portable Computers Service ManualThis manual provides instruc