Dell Latitude CPx H/CPx J Series دليل المستخدم

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____________________ Information in this document is subject to change without notice. © 2000 Dell Computer Corporation. All rights reserved. Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and Latitude are trademarks of Dell Computer Corporation. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or t

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 Recommended Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Preparing to Work Inside Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Before Working Inside Your Computer . . . . . . . . . . . . . . . . . . . . . . . . 2 Screw Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Disconnecting Interface Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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12.1-Inch Display Assembly Bezel and LCD Panel . . . . . . . . . . . . . . . . . 25 Removing the 12.1-Inch Display Assembly Bezel . . . . . . . . . . . . . . . 25 Removing the 12.1-Inch LCD Panel Inverter . . . . . . . . . . . . . . . . . . 26 Removing the 12.1-Inch LCD Flex Cable . . . . . . . . . . . . . . . . . . . . . . 26 Replacing the 12.1-Inch LCD Flex Cable . . . . . . . . . . . . . . . . . . . . . . 26 Replacing the 12.1-Inch LCD Panel Inverter . . . . . . . . . . . . . . . . . . . 27

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Figure 20. Palmrest Assembly Removal . . . . . . . . . . . . . . . . . . . . . . . . . 31 Figure 21. Modem Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Figure 22. System Board Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Figure 23. Thermal Cooling Assembly Removal. . . . . . . . . . . . . . . . . . . . 36 Figure 24. Module Latch Assemblies Removal . . . . . . . . . . . . . . . . . . . . 37 Figure 25. Left Module Latch and Spring. . . . .

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    A prerequisite for using this manual to service Dell computer systems is a basic knowledge of PCs and prior training in PC troubleshooting techniques. In addition to information provided in this manual, Dell provides the User’s Guide for troubleshooting procedures and instructions on using the Dell Diagnostics to test the computer system.     Throughout this guide, blocks of text may be accompanied by an icon and printed in bold type or in italic typ

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       This manual provides instructions for removing and replacing field-replaceable components, assemblies, and subassemblies in your Dell Latitude portable computer. Unless otherwise noted, each procedure in this manual assumes that a part can be replaced by performing the removal procedure in reverse order. It is recommended that you use a book or something similar to support the display assembly when it is open nearly

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 The procedures in this manual require the following tools:
Number 1 magnetized Phillips-head screwdriver
Small flat-blade screwdriver
Small plastic scribe
Microprocessor extractor  
'    &  
(      "     

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  "   * ,    8. Remove the main battery from the battery bay. Slide the battery bay latch toward the right side of the computer. Then slide the battery out of the battery bay (see Figure 2). battery bay latch battery
  9. Remove the secondary battery assembly (if present) from the modular bay. 10. Ground yourself by touching the un

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When you are removing and replacing components, photocopy the Table 1 placement mat as a tool to lay out and keep track of the component screws. ! "#$   % &% Hard-Disk Drive Keyboard Display Assembly: Assembly: Assembly: M2.5 x 4 (3 each) M3.0 x 5 (1 each) M2.5 x 10 (7 each) Display Assembly Bezel: 14.1-Inch Display Display Assembly Assembly Rubber Screw Bezel: LCD to Top Cover: Covers (4 each) M2.5 x 4 (6 each) M2.0 x 3 (6 each) Plas

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  Some of the computer’s interface connectors are zero insertion force (ZIF) connectors. These connectors are not removable, but they must be released to disconnect the cable from them (see Figure 4). movable part of connector (do not remove)
' (% ! 
0'      "      

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!
" # "  Table 2 lists the parts and assemblies available for the computer. Some parts may only be available as part of a service kit or assembly and are provided for reference only. The subsections that follow Table 2 provide instructions for removing and replacing these parts and assemblies. ! "%)%%!%
       
  Customer kit, AC adapter CUS, ADPT, AC, EXT, 20V, 70W, NBK AC adapter ADPT

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! "%)%%!%
 
      )"    Hard-disk drive carrier ASSY, CARR, HD
    Palmrest assembly ASSY, PLMRST, TPAD 20 Palmrest screws (5) SCR, M2.5X20, PHH, LP , ZPS 19   &    Reserve battery CUS, BTRY, RESERVE * 
 Euro-language specific KYBD, nn, iiii*, D-PTG, EMEA 10 keyboard Asian-language specific KYBD, nn, iiii*, D-PTG, APCC keyboard English (U.K.) KYBD, 88, UK, D-P

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! "%)%%!%
 
      14.1 display, right hinge HNG, RT, LCD, 14.1 14.1 display, left hinge HNG, LF, LCD, 14.1 12.1 display, right hinge HNG, RT, LCD, 12.1 12.1 display, left hinge HNG, LF, LCD, 12.1 14.1-inch LCD panel screw SCR, M2X3, PHH, LP , ZPS 12.1-inch LCD panel screw SCR, M3X5, PHH, LP , ZPS 12.1-inch LCD inverter SCR, M3X3, PHH, LP , ZPS 16, 18 LCD hinge screw SCR, M2.5X4, PHH, LP , ZPS LCD bezel screw SCR, M2.5X4, PHH, LP , Z

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! "%)%%!%
 
         Memory door assembly DOOR, MEM, MET, NB    System board assembly, SVCKIT, MB ASSY, PWA, ENGINE 22 service kit Service tag DSK, BIOS, FLDSVC, F3, US installation diskette BIOS flash diskette KIT, BIOS, FLASH, UPG, F3 Diagnostic diskette KIT, DSK, DIAG, F3, WW System board ASSY, PWA, ENGINE assembly Main system PWA, PLN, 0M, NB board Exhaust fan and FAN, 25X25X10 cable Thermal cooling

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$
 !
" # "  display assembly keyboard palmrest assembly internal modem (may not apply to your system) hard-disk drive system board main battery case plug for modem bottom case assembly modular bay device
* +, -.   The following subsections provide instructions for removing and replacing field-replaceable parts and assemblies. 10 Dell Latitude CPt V/CPt S Series and CPx H/CPx J Series Service Manual

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   bottom of computer 5-mm screw M3.0x5 hard-disk drive door
/ 01(%2()%%!
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.((     &   
& (     (1  *2!& (  ,"   

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             !"#$    % & latch lock
3 (
.((     &    1. Close the display, and turn the computer upside down on a flat work surface. 2. Push the module latch toward the unlock icon. Keep holding the latch open while pulling the device out of the modular bay with the other hand