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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 their products. Dell Computer Corporation disclaims any 
proprietary interest in trademarks and trade names other than its own.

February 2000     P/N 64PTN  Rev. A00

Summary of Contents for Latitude CPt V/CPt S series

Page 1: ...Thank you for purchasing this Factory Service Manual CD DVD from servicemanuals4u com Please check out our eBay auctions for more great deals on Factory Service Manuals servicemanuals4u ...

Page 2: ...ZZZ GHOO FRP HOO DWLWXGH 3W 9 3W 6 6HULHV DQG 3 3 6HULHV 6 59 0 18 ...

Page 3: ...ZZZ GHOO FRP HOO DWLWXGH 3W 9 3W 6 6HULHV DQG 3 3 6HULHV 6 59 0 18 ...

Page 4: ...r 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 their products Dell Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own February...

Page 5: ... ROM Drive DVD ROM Drive CD RW Drive SuperDisk LS 120 Drive Battery or Travel Module 12 Memory Module Cover 12 Removing the Memory Module Cover 12 Memory Modules 13 Removing the Memory Modules 13 Replacing the Memory Modules 13 Keyboard Assembly 14 Removing the Keyboard Assembly 14 Replacing the Keyboard Assembly 16 Microprocessor Module 18 Removing the Microprocessor Module 18 Replacing the Micro...

Page 6: ...ly 36 Module Latch Assemblies 37 QGH LJXUHV Figure 1 Computer Orientation 1 Figure 2 Main Battery Removal 3 Figure 3 Screw Identification 3 Figure 4 Disconnecting a Cable from an Interface Connector 5 Figure 5 Exploded View Computer 10 Figure 6 Hard Disk Drive Assembly Removal 11 Figure 7 Modular Bay Device Removal 12 Figure 8 Memory Module Removal 13 Figure 9 Removing the Keyboard Assembly Screws...

Page 7: ...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 38 7DEOHV Table 1 Screw Placement Mat With Component Screw Counts and Sizes 4 Table 2 Parts and Assemblies 6 ...

Page 8: ...he computer system 1RWHV 1RWLFHV DQG DXWLRQV Throughout this guide blocks of text may be accompanied by an icon and printed in bold type or in italic type These blocks are notes notices and cautions and they are used as follows NOTE A NOTE indicates important information that helps you make better use of your computer 127 127 LQGLFDWHV HLWKHU SRWHQWLDO GDPDJH WR KDUGZDUH RU ORVV RI GDWD DQG WHOOV ...

Page 9: ... recommended that you use a book or something similar to support the display assembly when it is open nearly 180 degrees The angle of the display assembly with respect to the bottom case should never be allowed to exceed 180 degrees Also when performing the procedures in this manual the locations or directions relative to the computer are as shown in Figure 1 unless otherwise specified LJXUH RPSXW...

Page 10: ...RI WKLV LQIRUPDWLRQ EHIRUH RX GLVFRQQHFW WKH UHVHUYH EDWWHU 127 0DNH VXUH WKDW WKH ZRUN VXUIDFH LV FOHDQ WR SUHYHQW VFUDWFK LQJ WKH FRPSXWHU FRYHU HIRUH RUNLQJ QVLGH RXU RPSXWHU 1 Save any work in progress and close all open application programs 2 Turn off the computer and any attached peripherals NOTE Make sure the computer is turned off and not in suspend to disk or hibernate mode If you cannot ...

Page 11: ...ack of the computer While you work periodically touch the I O panel to dissipate any static electricity that might harm components 6FUHZ GHQWLILFDWLRQ The illustrations in the following removal procedures provide the correct screw length as part of the screw s label A graphic for that length screw is also included in the illustration Examples are shown in Figure 3 Match the actual screw to the gra...

Page 12: ...mbly Bezel Rubber Screw Covers 4 each Plastic Screw Covers 2 each Display Assembly Bezel M2 5 x 4 6 each 14 1 Inch Display Assembly LCD to Top Cover M2 0 x 3 6 each 12 1 Inch Display Assembly LCD to Top Cover M3 0 x 5 4 each 12 1 Inch Display Assembly Inverter M3 0 x 3 3 each Palmrest Assembly M2 5 x 20 5 each System Board Assembly M2 5 x 4 2 each w o modem assembly M2 5 x 4 1 each M2 5 x 10 1 eac...

Page 13: ...PRYLQJ D DEOH IURP D QWHUIDFH RQQHFWRU 1 Insert a small flat blade screwdriver behind the movable part of the connector 2 Push gently sideways on the movable part of the connector until it releases the interface cable 3 Grasp the interface cable and pull it out of the connector 5HSODFLQJ D DEOH LQWR D QWHUIDFH RQQHFWRU 1 Use a small flat blade screwdriver to open the movable part of the ZIF connec...

Page 14: ... Customer kit main battery CUS BTRY 14 4V 8CELL LITH CUS BTRY 9 6V 8CELL NiMH option for CPt S Series only 2 Main battery BTRY 53WHR 14 4V 8CELL LITH BTRY MAIN 9 6V 8 NIMH option for CPt S Series only LVNHWWH ULYH 6XEDVVHPEO Diskette drive CUS SUBASSY FD F3 INT EXT 7 6XSHU LVN 6 ULYH 6XEDVVHPEO LS 120 drive subassembly CUS SUBASSY VAS LS120 120MB F3 7 520 ULYH 6XEDVVHPEO CD ROM drive CUS CD 650M I...

Page 15: ... screws 7 SCR M2 5X10 PHH LP ZPS 9 Substitute the number of keys for nn and the specific language for iiii VVHPEO QFK LVSOD 3DQHO 14 1 inch LCD display LCD TFT 14 1 zzz 14 VVHPEO QFK LVSOD 3DQHO 12 1 inch LCD display LCD TFT 12 1 zzz 16 QFK LVSOD 3DQHO QYHUWHU 12 1 inch LCD display panel inverter INVRTR LCD 12 1 zzz 16 18 LVSOD 7RS RYHU VVHPEO 14 1 inch display top cover ASSY CVR TOP LCD TFT 14 1 ...

Page 16: ...HPEO Bottom assembly ASSY CVR BTM BASE PLSTC CH ST 22 0RGHP 6XEDVVHPEO Internal Modem installed MOD MDM INT NBK CH ST 21 Modem Cable Kit KIT CBL PHONE 4P RJ11 MOM Internal Modem MDM INT NBK CHRL ST Modem Screw SCR M2 5X15 KSH MS BCS W WSHR Internal Modem not installed MOD NO MDM INT NBK CH ST Modem Screw SCR M2 5X4 RND MS NPL W WSHR Case Plug PLUG PLSTC MDM CH ST 0HPRU 0RGXOHV Customer kit memory ...

Page 17: ...B Exhaust fan and cable FAN 25X25X10 Thermal cooling assembly SVC SUBASSY HTSNK CPU HYB 0LFURSURFHVVRU Microprocessor Service Kit SVC PRM PCA 12 Microprocessor shield thermal cooling assembly arm screw SCR M2X3 PHH LP ZPS 12 Thermal cooling assembly SCR M2 5X4 PHH LP ZPS 23 System board assembly SCR M2 5X4 PHH LP ZPS 22 0LFURSURFHVVRU 6KLHOG Microprocessor shield ASSY SHLD EMI PRC MET 12 0LVFHOODQ...

Page 18: ...LHV LJXUH SORGHG 9LHZ RPSXWHU The following subsections provide instructions for removing and replacing field replaceable parts and assemblies display assembly keyboard palmrest assembly main battery modular bay device bottom case assembly system board hard disk drive internal modem may not apply to your system case plug for modem ...

Page 19: ...VN GULYH FDVH DQG DYRLG GURSSLQJ LW 5HPRYLQJ WKH DUG LVN ULYH VVHPEO 1 Remove the main battery and secondary battery if present 2 Turn the computer over and remove the 5 mm screw from the center of the hard disk drive door see Figure 6 The drive is on the left side of the computer 3 Slide the drive door up and pull the drive assembly out of the computer 5HSODFLQJ WKH DUG LVN ULYH VVHPEO 1 Push the...

Page 20: ...lding the latch open while pulling the device out of the modular bay with the other hand see Figure 7 0HPRU 0RGXOH RYHU 127 7R DYRLG GDPDJLQJ WKH V VWHP ERDUG RX PXVW UHPRYH WKH PDLQ EDWWHU EHIRUH RX VHUYLFH WKH FRPSXWHU 127 0DNH VXUH WKDW WKH ZRUN VXUIDFH LV FOHDQ WR SUHYHQW VFUDWFK LQJ WKH FRPSXWHU FRYHU 5HPRYLQJ WKH 0HPRU 0RGXOH RYHU 1 Remove the main battery and secondary battery if present 2 ...

Page 21: ...just far enough for the memory module to disengage from the socket The module should pop up slightly see Figure 8 4 Lift the memory module out of its socket 5HSODFLQJ WKH 0HPRU 0RGXOHV 1 If you only have one memory module install it in the DIMM A socket NOTES 192 MB memory modules are designed for either the socket labeled DIMM A or the socket labeled DIMM B they are not interchangeable Be sure th...

Page 22: ...ick as each end of the memory module snaps into the tabs remove the memory module and reinstall it 4 Replace the memory module cover H ERDUG VVHPEO 127 7R DYRLG GDPDJLQJ WKH V VWHP ERDUG RX PXVW UHPRYH WKH PDLQ EDWWHU EHIRUH RX VHUYLFH WKH FRPSXWHU 127 0DNH VXUH WKDW WKH ZRUN VXUIDFH LV FOHDQ WR SUHYHQW VFUDWFKLQJ WKH FRPSXWHU FRYHU 5HPRYLQJ WKH H ERDUG VVHPEO 1 Remove the main battery and seconda...

Page 23: ...WLPH FRQVXPLQJ WR UHSODFH H FDUHIXO ZKHQ UHPRYLQJ DQG KDQGOLQJ WKH NH ERDUG 5 Release the keyboard from the palmrest assembly by inserting a small flat blade screwdriver under the edge of the blank key see Figure 10 and lift the right edge of the keyboard LJXUH H ERDUG VVHPEO 5HPRYDO 6 Lift the keyboard out of the palmrest 7 Rotate the keyboard over the left edge of the computer see Figure 11 8 Re...

Page 24: ...rd 11 Remove the keyboard assembly 5HSODFLQJ WKH H ERDUG VVHPEO 1 Place the keyboard on the left side of the computer with the keys face down see Figure 11 2 Connect the track stick cable to the ZIF connector Ensure that the contact side of this cable is face down when you insert the cable into the track stick ZIF interface connector 3 Connect the keyboard cable to the connector on the system boar...

Page 25: ...track stick and keyboard cables are not twisted as you lower the keyboard into the palmrest 5 To push the keyboard down press on the blank key located below the right Shift key 6 Check that the keyboard is correctly installed The keys should be flush with the left and right surfaces of the palmrest 7 Carefully turn the computer over and reinstall the seven 10 mm screws Start by installing the oute...

Page 26: ...URFHVVRU GR QRW WRXFK WKH KHDW WUDQVIHU DUHDV RQ WKH WKHUPDO FRROLQJ DVVHPEO 7KH RLOV LQ RXU VNLQ UHGXFH WKH KHDW WUDQVIHU FDSDELOLW RI WKH WKHUPDO SDGV 3 Remove the two 3 mm screws on the microprocessor shield securing the thermal cooling assembly to the microprocessor module see Figure 12 4 Loosen the three captive screws securing the microprocessor shield to the microprocessor module 3 mm screw...

Page 27: ... DERYH WKH PRGXOH FRQQHFWRU 127 PLFURSURFHVVRU PRGXOH WKDW LV QRW SURSHUO VHDWHG FDQ UHVXOW LQ DQ LQWHUPLWWHQW FRQQHFWLRQ DQG VXEVHTXHQW IDLOXUHV 1 Align the microprocessor connector on the left side of the board and press down firmly on the metal plate that is directly over the connector When the microprocessor module is fully seated all four corners are aligned to the same height If one or more ...

Page 28: ...3 Close the display and remove the three 4 mm screws labeled with a circle D from the back of the computer see Figure 13 4 Open the display and disconnect the LCD flex cable from the connector on the system board by pulling the connector straight up 5 Lift the display assembly from the bottom case assembly Pry the hinge cover loose at the seam from the snap tabs on the bottom assembly see Figure 1...

Page 29: ...rubber screw covers out of the four screw holes located at the top of the bezel on the front of the display assembly 2 Remove the four 4 mm screws located at the top of the bezel on the front of the display assembly see Figure 14 LCD panel display assembly top cover LCD flex cable 4 mm screws 6 bezel latch rubber screw covers 4 plastic screw covers 2 3 mm screws 6 display assembly bezel hinge cove...

Page 30: ... panel see Figure 14 3 Lift and rotate the top of the LCD panel out of the top cover Disconnect the ZIF interface connector and the display assembly interface cable connector 4 Lift the LCD panel out of the top cover 5HPRYLQJ WKH QFK OH DEOH 127 0DNH VXUH WKDW WKH ZRUN VXUIDFH LV FOHDQ WR SUHYHQW VFUDWFK LQJ WKH FRPSXWHU FRYHU 1 Remove the LCD panel 2 Turn the display assembly upside down on a fla...

Page 31: ... screwdriver see Figure 15 LJXUH LVSOD VVHPEO H HO ERWWRP YLHZ 3 Install the new flex cable that accompanied the replacement LCD display 4 Pry the hinge cover assembly apart from the display assembly allowing just enough space for the flex cable to pass through the opening 5 Slide the cable through the opening 6 Attach the flex cable retaining clip to the bottom of the hinge cover located at the b...

Page 32: ...e LCD panel in the bottom of the top cover and elevate the top of the panel with your hand 2 Carefully connect the LCD flex cable to the connector on the left edge of the LCD panel Do not force the LCD flex cable into the connector If you have trouble check to make sure the LCD flex cable is aligned correctly and try again 3 Lay the LCD panel in the top cover 4 Reinstall the six 3 mm screws securi...

Page 33: ...sconnect the two wire back light plug from the connector on the inverter 3 Lift the LCD panel and carefully disconnect the flex cable from the connector on the left edge of the LCD panel 4 Remove the LCD panel from the top cover 4 mm screws 6 rubber screw covers 4 plastic screw covers 2 latch LCD panel display assembly top cover LCD flex cable inverter back light plug 5 mm screws 4 3 mm screws 3 d...

Page 34: ... apart from the display assembly allowing just enough space for the flex cable to pass through the opening 5 Slide the cable through the opening 5HSODFLQJ WKH QFK OH DEOH 1 Pry the hinge cover assembly apart from the display assembly allowing just enough space for the flex cable to pass through the opening 2 Slide the cable through the opening 3 Attach the flex cable clip to the bottom of the hing...

Page 35: ...at the crease so the word Torisan is facing up If you are installing a Sharp LCD panel fold the cable at the crease so the word Sharp is facing up LJXUH QFK OH DEOH 5HSODFLQJ WKH QFK 3DQHO QYHUWHU To replace the 12 1 inch display LCD panel inverter perform the following steps 1 Find the manufacturer s name on the back of the LCD panel that is to be installed 127 7KH LQYHUWHU MXPSHUV PXVW EH FRQILJ...

Page 36: ...y that the inverter jumpers are set to accommodate the LCD panel being installed For more information see Replacing the 12 1 Inch LCD Panel Inverter 4 Place the bottom edge of the LCD panel in the bottom of the top cover and elevate the top of the panel with your hand 127 7KH IOH FDEOH PXVW EH IROGHG FRUUHFWO EHIRUH WKH FDEOH FRQQHFWRU FDQ EH DWWDFKHG WR WKH FRQQHFWRU RQ WKH SDQHO VHH LJXUH 5 Care...

Page 37: ...ug over and reinsert it into the connector 8 Reinstall the four 5 mm screws to secure the LCD panel to the top cover LVSOD VVHPEO DWFK 127 7R DYRLG GDPDJLQJ WKH V VWHP ERDUG RX PXVW UHPRYH WKH PDLQ EDWWHU EHIRUH RX VHUYLFH WKH FRPSXWHU 1 Remove the main battery and secondary battery if present 2 Remove the device from the modular bay if present 3 Remove the display assembly 4 Remove the LCD panel ...

Page 38: ...UPDWLRQ DV ZHOO DV DOO XVHU VSHFLILHG SDUDPHWHUV LQ 195 0 I SRVVLEOH PDNH D FRS RI WKLV LQIRUPDWLRQ EHIRUH RX GLVFRQQHFW WKH UHVHUYH EDWWHU LJXUH 5HPRYLQJ WKH 3DOPUHVW VVHPEO 6FUHZV 127 7R DYRLG GDPDJLQJ WKH V VWHP ERDUG RX PXVW UHPRYH WKH PDLQ EDWWHU EHIRUH RX VHUYLFH WKH FRPSXWHU 5HPRYLQJ WKH 3DOPUHVW VVHPEO 1 Remove the main battery and secondary battery if present 2 Remove the device from the ...

Page 39: ...e palmrest to the computer These screws labeled with a circle P are located underneath the front edge of the computer see Figure 19 7 Turn the computer right side up on the work surface 8 Disconnect the palmrest flex cable from the touch pad connector on the system board see Figure 20 LJXUH 3DOPUHVW VVHPEO 5HPRYDO 9 Carefully remove the palmrest assembly from the bottom case assembly see Figure 20...

Page 40: ...st assembly over 7 Remove the two 4 mm screws securing the palmrest bracket This may loosen the reserve battery EMI spring clip which is secured to the palmrest bracket 8 Lift the palmrest bracket and turn it over taking care not to twist the touch pad cable 9 Disconnect the reserve battery cable from the connector on the palmrest bracket 10 Remove the reserve battery from the palmrest bracket as ...

Page 41: ...battery and secondary battery if present 2 Remove the keyboard assembly 3 Remove the display assembly 4 Remove the palmrest assembly 5 Remove the 10 mm screw and washer securing the modem assembly see Figure 21 LJXUH 0RGHP VVHPEO 5HSODFLQJ WKH 0RGHP VVHPEO 1 Press the RJ11 connector of the modem assembly into the hole in the bot tom case assembly 2 Carefully align and press the modem into the syst...

Page 42: ...emove the palmrest assembly 6 Remove the microprocessor module 7 Verify that all PC Cards or plastic blanks are removed from the PC Card slot 8 Verify that the PC Card ejectors do not extend from the PC Card slot 9 Remove the two screws securing the system board assembly see Figure 22 Locate and remove the 4 mm screw with captive washer on the far left side of the computer between the hard disk dr...

Page 43: ...r the memory module s to the replacement system board assembly 5 Replace the modular bay devices and any PC Cards or plastic blanks in the PC Card slot 6 Insert the diskette or CD ROM that accompanied the replacement system board assembly into the appropriate drive and turn on the computer Follow the instructions on the display screen NOTE After replacing the system board assembly be sure to enter...

Page 44: ...from the modular bay 3 Remove the keyboard assembly 4 Remove the display assembly 5 Remove the palmrest assembly 6 Remove the microprocessor module 7 Remove the modem if present 8 Remove the system board assembly 9 Disconnect the exhaust fan power cable from the connector on the system board 10 Remove the two 4 mm screws securing the thermal cooling assembly and exhaust fan and then remove the the...

Page 45: ...KH V VWHP ERDUG RX PXVW UHPRYH WKH PDLQ EDWWHU EHIRUH RX VHUYLFH WKH FRPSXWHU 1 Remove the main battery and secondary battery if present 2 Remove the device from the modular bay 3 Remove the keyboard assembly 4 Remove the display assembly 5 Remove the palmrest assembly module latches 2 springs 2 sliders 2 module latch button 2 bottom case assembly location of snap tabs 2 ...

Page 46: ...he module latch and reinstall the module latch into the holding features on the inside of the case b Ensure that the slider is inserted in its respective hole that the side of the latch with the two bumps is facing the back of the case and that the surface with the wear ribs is facing the bottom of the case see Figure 25 7 Snap in the new latch button from the bottom of the base making certain its...

Page 47: ...odular bay removal 12 battery reserve removal 32 CD ROM drive removal 12 computer exploded view 10 working inside 2 diskette drive removal 12 display assembly bezel removal 21 removal 20 display assembly latch removal 29 display panel 12 1 inch LCD removal 25 replacement 28 field replaceable parts and assemblies illustrated 10 list of 6 flex cable 12 1 inch LCD removal 26 replacement 26 flex cable...

Page 48: ...al 13 memory module cover removal 12 microprocessor module removal 18 modular bay devices removal 12 module latch assemblies removal 37 3 palmrest assembly removal 30 5 reserve battery removal 32 6 screw identification and tightening 3 sockets memory module 13 SuperDisk LS 120 drive removal 12 system board assembly removal 18 7 thermal cooling assembly removal 36 tools 2 travel module removal 12 Z...

Page 49: ... ZZZ GHOO FRP 3ULQWHG LQ WKH 8 6 3 1 371 5HY ...

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