Dell Latitude CP Service Manual Download

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Removing and Replacing Parts

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Summary of Contents for Latitude CP

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 3 DQG 3L 6 59 0 18 ...

Page 3: ...omputer Corporation Microsoft Windows Windows NT and MS DOS are registered trademarks of Microsoft Corporation Intel and Pentium are registered trademarks and MMX is a trademark of Intel Corporation IBM is a registered trademark of International Business Machines Corporation Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names o...

Page 4: ... Initial User Contact 2 1 Visual Inspection 2 2 Observing the Boot Routine 2 4 Eliminating Resource Conflicts 2 6 Getting Help 2 6 KDSWHU 6 VWHP UURU 0HVVDJHV POST Error Codes 3 1 Battery Failure Codes 3 4 System Error Messages 3 5 Running the Dell Diagnostics 3 9 KDSWHU 5HPRYLQJ DQG 5HSODFLQJ 3DUWV Recommended Tools 4 2 Precautionary Measures 4 2 Screw Identification and Tightening 4 3 ZIF Connec...

Page 5: ...Display Assembly Interface Cable 4 37 LCD Display Hinge 4 38 Display Assembly Top Cover 4 39 Bottom Case Assembly 4 40 Modular Bay Devices Diskette Drive CD ROM Drive Battery or Travel Module 4 42 Audio Shield 4 43 Audio Board 4 44 Bottom Case Bracket 4 45 Module Latch Assemblies 4 46 Speakers 4 47 System Board Assembly 4 48 Exhaust Fan 4 50 I R Board 4 51 Reserve Battery 4 52 QGH LJXUHV Figure 1 ...

Page 6: ...4 18 LCD Panel Removal 12 1 Inch Display 4 31 Figure 4 19 LCD Panel Removal 13 3 Inch Display 4 32 Figure 4 20 Magnet Holder 4 34 Figure 4 21 LCD Inverter Board Removal 12 1 Inch Display 4 35 Figure 4 22 LCD Inverter Board Removal 13 3 Inch Display 4 36 Figure 4 23 Display Assembly Interface Cable Removal 12 1 Inch Display Shown 4 37 Figure 4 24 Bottom Case Assembly 4 41 Figure 4 25 Modular Bay De...

Page 7: ...cedures and instructions on using the Dell diagnostics to test the computer system DUQLQJV DXWLRQV DQG 1RWHV Throughout this manual there may be blocks of text printed in bold type or in italic type These blocks are warnings cautions and notes and they are used as follows 51 1 51 1 LQGLFDWHV WKH SRWHQWLDO IRU ERGLO KDUP DQG SURYLGHV LQVWUXFWLRQV IRU KRZ WR DYRLG WKH SUREOHP 87 21 87 21 LQGLFDWHV H...

Page 8: ...the modular bay Support for a hard disk drive in the modular bay A 13 3 inch XGA 1024 x 768 active matrix TFT color display a 12 1 inch SVGA 800 x 600 active matrix TFT color display or a 12 1 inch SVGA 800 x 600 HPHC dual scan STN color display A Sound Blaster Pro compatible integrated audio controller with voice and music functions Support for a zoom video PC Card in the upper PC Card connector ...

Page 9: ...t support 5 V and 3 3 V PC Cards A BIOS that resides in flash memory and that can be upgraded by diskette if required A PS 2 compatible touch pad with full mouse functionality Hardware and software support for the Dell Latitude C Port Advanced Port Replicator APR and Latitude C Dock Expansion Station For a complete list of system features see Technical Specifications found later in this chapter 3K...

Page 10: ...WHU parallel connector infrared port USB connector docking connector door PC Card slot speaker hard disk drive security cable slot PS2 connector monitor connector serial connector docking connector fan outlet modular bay latch battery bay latch memory module cover hard disk drive ...

Page 11: ...sk mode or off ULYH FWLYLW QGLFDWRU The drive activity indicator is a green LED The indicator lights up when data is being transferred to or from the hard disk drive or to or from a diskette drive CD ROM drive or other device installed in the modular bay DWWHU QGLFDWRU The battery indicator displays the following conditions The indicator turns green while the AC adapter is fast charging During the...

Page 12: ...Chapter 3 for a listing of these codes RQWUROOLQJ RPSXWHU 3RZHU Pressing the power button on the Latitude CP or CPi computer C Dock Expan sion Station or the C Port APR initiates a change from the current power state to a different state The protocols for the power state changes are as follows If the computer is off power indicator is off and the display is open press ing the power button initiate...

Page 13: ...cate that the diskette drive requires the attention of the microprocessor IRQ7 Available for use by a PC Card or audio controller if the built in parallel port is disabled IRQ8 Generated by the system I O controller s RTC IRQ9 Generated by the video controller IRQ10 Available for use by a PC Card or audio controller unless the C Port APR or C Dock Expansion Station is attached IRQ11 Generated by t...

Page 14: ...he memory Latitude CPi D300XT Latitude CPi D266XT Latitude CPi D233ST Latitude CP M233XT Latitude CP M233ST Latitude CP M233SD 512 KB pipelined burst SRAM Latitude CP M166ST 256 KB pipelined burst SRAM Math coprocessor internal to the microprocessor KLS 6HW DQG XV System chip set Latitude CPi D300XT Latitude CPi D266XT Latitude CPi D233ST Intel 440BX PCIset Latitude CP M233XT Latitude CP M233ST La...

Page 15: ...aximum RAM 128 MB Memory access time tRAC 60 ns tCAC 15 ns BIOS address F000 0000 F000 FFFF RQQHFWRUV Serial DTE one 9 pin connector 16550 compatible 16 byte buffer Parallel one 25 hole connector unidirectional bidirectional or ECP Video one 15 hole connector PS 2 one 6 hole mini DIN does not support more than one device at a time 1 On systems using the Microsoft Windows 95 or Windows 98 operating...

Page 16: ...tereo 16 bit analog to digital and digital to analog FM music synthesizer 20 voice 72 operator Interfaces Internal ISA bus External stereo line in audio in minijack microphone in minijack headphones speakers out minijack Speakers two 8 ohm speakers Speaker headphones amplifier 1 W into 8 ohms stereo Controls volume can be controlled with key combi nations software application menus the Speakerwind...

Page 17: ...controlled with key com binations the Display window in the Dell Control Center or the System Setup program LVSOD HOO DWLWXGH 3L 7 3L 7 DQG 3 0 7 Type active matrix color TFT Dimensions active area Height 202 8 mm 7 98 inches Width 270 3 mm 10 64 inches Diagonal 337 8 mm 13 3 inches Maximum resolution colors 1024 x 768 pixels 262 144 colors Response time typical 50 ms Operating angle 0 closed to 1...

Page 18: ... 2 W Controls brightness and contrast can be controlled with key combinations the Display win dow in the Dell Control Center or the System Setup program 7RXFK 3DG Interface PS 2 compatible X Y position resolution graphics table mode 20 points mm 500 points inch Size Thickness 2 5 mm 0 10 inch at highest component Width sensor active area 61 8 mm 2 43 inches at bottom 58 6 mm 2 31 inches at top Hei...

Page 19: ...5 mm 3 48 inches Width 139 0 mm 5 47 inches Weight 0 4 kg 0 88 lb Voltage 16 8 VDC Capacity 43 WH Charge time approximate 3 Computer on 75 minute Computer off or in suspend mode or in standby mode for Windows 98 1 hour Life span approximate 3 500 discharge charge cycles 2000 partial discharge charge cycles Temperature range Charge 0 to 40 C 32 to 104 F Storage 20 to 60 C 4 to 140 F 3 Battery perfo...

Page 20: ... mm 1 52 inches Width 306 0 mm 12 05 inches Depth 241 0 mm 9 49 inches Weight4 2 5 kg 5 6 lb 3K VLFDO HOO DWLWXGH 3L 7 3L 7 DQG 3 0 7 Height 44 1 mm 1 74 inches Width 306 8 mm 12 08 inches Depth 241 0 mm 9 49 inches Weight5 2 8 kg 6 2 lb 4 Weight shown is with a hard disk drive a battery in the battery bay a diskette drive in the modular bay and one memory module Your computer might weigh more or ...

Page 21: ...Storage 1 3 GRMS using a random vibration spec trum that simulates air truck shipment Maximum shock 7 Operating 152 4 cm sec 60 inches sec less than or equal to a pulse width of 2 ms Storage 203 2 cm sec 80 inches sec less than or equal to a pulse width of 2 ms Altitude maximum Operating 18 to 3048 m 59 to 10 000 ft Storage 18 to 10 600 m 59 to 35 000 ft 6 Weight shown is with a hard disk drive a ...

Page 22: ...the user describes the problem follow these steps VN WKH XVHU WR EDFN XS DQ GDWD RQ WKH KDUG GLVN GULYH LI WKH V VWHP V FRQGLWLRQ SHUPLWV See Maintaining Your Computer in the online Dell Latitude CP and CPi User s Guide VN WKH XVHU WR WU WR GXSOLFDWH WKH SUREOHP E UHSHDWLQJ WKH RSHUDWLRQV KH RU VKH ZDV SHUIRUPLQJ DW WKH WLPH WKH SUREOHP RFFXUUHG Can the user duplicate the problem Yes Proceed to st...

Page 23: ... condition Power indicator is blinking An error occurred during system POST Power indicator is off The system is either off or in suspend or standby for the Microsoft Windows 98 operating system or suspend to disk mode Power indicator is on The system is in the power on state Battery indicator is amber steadily on or blinking slowly A low battery warning occurred Shut down the operating system the...

Page 24: ...has cooled to room temperature reconnect it to AC power and continue charging the battery If the computer is not allowed to cool the battery stops charging before it reaches full capacity I WKH FRPSXWHU LV RSHUDWLQJ IURP EDWWHU SRZHU UHPRYH WKH PDLQ EDWWHU DVVHPEO YHULI WKDW LW LV IUHH RI REYLRXV SK VLFDO GDP DJH DQG WKHQ UHLQVHUW WKH EDWWHU DVVHPEO LQWR WKH EDWWHU ED 5HPRYH WKH KDUG GLVN GULYH YH...

Page 25: ...H IROORZLQJ The device s interface cable connector is correctly attached to the appropriate port connector on the computer s I O panel The captive screws that secure the connectors at each end of the inter face cable are secure enough to ensure a firm connection The attached device and its interface cable are free of obvious physical damage 7XUQ RQ DQ DWWDFKHG SHULSKHUDOV DQG WKHQ WKH FRPSXWHU Doe...

Page 26: ... indicator fails to light dur ing the boot routine troubleshoot the diskette drive or hard disk drive subsystem as appropriate Error codes If the numbers lock Num Lock the capitals lock Caps Lock and the Scroll Lock indicators flash simultaneously during the boot routine refer to Table 3 1 Battery failure codes If the battery indicator flashes alternately green and amber or flashes amber four time...

Page 27: ...ratic computer operation or fail ure of the computer to operate at all If you suspect that resource conflicts might exist check the computer and reassign the resources as necessary For more information about resolving conflicts see Chapter 3 Troubleshoot ing Your Computer in the Reference and Troubleshooting Guide HWWLQJ HOS If none of the procedures in this chapter reveals the source of the probl...

Page 28: ...ics found later in this chapter 3267 UURU RGHV If the computer s display cannot display error messages during the POST the numbers lock Num Lock the capitals lock Caps Lock and the Scroll Lock indicators display codes that identify the problem or help you identify a faulty component or assembly The following table lists the error codes that may be generated during POST Most error codes indicate a ...

Page 29: ...being properly identified or used Memory module improperly seated or system memory controller faulty system board faulty 3 1 1 3 1 2 Slave DMA register failure Master DMA register failure System board faulty 3 1 3 3 1 4 Master interrupt mask register failure Slave interrupt mask register failure System board faulty 3 2 4 Keyboard controller test failure Keyboard assembly faulty or system board fau...

Page 30: ...y 4 3 3 Timer chip counter 2 failure System board faulty 4 3 4 Time of day clock stopped Reserve battery faulty or system board faulty 4 4 1 Serial port failure System board faulty 5 1 2 No usable memory Memory module improperly seated or system memory controller faulty system board faulty 7DEOH 3267 UURU RGHV FRQWLQXHG QGLFDWRU RGH UURU 3UREDEOH DXVHV ...

Page 31: ...UH DWWHU QGLFDWRU 7DEOH DWWHU DLOXUH RGHV DWWHU QGLFDWRU RGH 6HYHULW RI DLOXUH 3UREDEOH DXVHV FWLRQ Indicator flashes alternately green and amber Temporary Over temperature abnormal discharge abnormal charge abnormal charge current Turn off the computer and let the battery and computer cool to room temperature Indicator flashes amber four times per second Fatal Cell imbalance critical discharge Re...

Page 32: ... cannot read the data Faulty diskette tape drive subsystem or hard disk drive subsystem Decreasing available memory Informational message indicating memory is fail ing usually preceded by memory error message One or more DIMMs faulty or improperly seated Disk C failed initialization Hard disk drive failed to initialize Hard disk drive improperly seated in modular bay Hard disk drive damaged System...

Page 33: ...te A20 failure Computer cannot enable protective mode One or more mem ory modules faulty or improperly seated System board faulty General failure Message indicates system failure Operating system unable to carry out the command Hard disk drive configuration error Computer cannot identify hard disk drive type Installed hard disk drive not compatible with computer Hard disk drive controller failure ...

Page 34: ...or keyboard faulty Keyboard stuck key failure Keyboard key s jammed For external key board or keypad cable or connector loose or keyboard faulty For built in keyboard keyboard faulty For either keyboard key may have been pressed while com puter was booting Memory address line failure at address read value expecting value Memory control logic not operating properly Installed memory module faulty or...

Page 35: ...ng to boot No boot device available No boot sector on hard disk drive No boot sector on hard disk drive Operating system boot files missing or corrupted No timer tick interrupt Timer on system board malfunctioning System board faulty Non system disk or disk error Not a boot diskette Unable to boot from hard disk drive or diskette drive No operating system files on hard disk drive or diskette Optio...

Page 36: ...sts the parallel communication port Seek error MS DOS unable to find specific track on diskette or hard disk drive Defective diskette or hard disk drive Shutdown failure Microprocessor unable to reset System board faulty Time of day clock lost power Time of day clock stopped System clock stopped Reserve battery lost its charge Time of day not set please run the System Setup program Time or date st...

Page 37: ...nformation on contacting Dell QVWDOO D 520 GULYH LQ WKH PRGXODU ED 7XUQ RII WKH FRPSXWHU WWDFK WKH GLVNHWWH GULYH WR WKH SDUDOOHO SRUW FRQQHFWRU RQ WKH EDFN RI WKH FRPSXWHU 3ODFH WKH EDFNXS FRS RI WKH HOO LDJQRVWLFV LVNHWWH LQ WKH GLV NHWWH GULYH DQG ERRW WKH FRPSXWHU Starting the diagnostics causes the Dell logo screen to appear followed by a message indicating that the diagnostics is loading Bef...

Page 38: ...e I O panel on the back of the computer A part can be replaced by performing the removal procedure in reverse order When the display assembly is open nearly 180 degrees use a book or some thing similar to support it 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 chapter the locations or dir...

Page 39: ... the computer is turned off and not in suspend to disk mode If you cannot shut down the computer using the computer s operat ing system press the power button for 4 seconds I WKH FRPSXWHU LV GRFNHG LQ D 3RUW GYDQFHG 3RUW 5HSOLFDWRU 35 RU RFN SDQVLRQ 6WDWLRQ XQGRFN WKH FRPSXWHU LVFRQQHFW WKH FRPSXWHU DQG DQ DWWDFKHG SHULSKHUDOV IURP SRZHU VRXUFHV WR UHGXFH WKH SRWHQWLDO IRU SHUVRQDO LQMXU RU VKRFN ...

Page 40: ...KWHQLQJ LJXUH 6FUHZ GHQWLILFDWLRQ 87 21 KHQ UHLQVWDOOLQJ D VFUHZ LW LV HVVHQWLDO WKDW D VFUHZ RI WKH FRUUHFW OHQJWK EH XVHG 2WKHUZLVH KDUGZDUH GDPDJH FRXOG UHVXOW 0DNH VXUH WKDW WKH VFUHZ LV SURSHUO DOLJQHG ZLWK LWV FRUUH VSRQGLQJ KROH DQG DYRLG RYHUWLJKWHQLQJ The illustrations in the following removal procedures provide the correct screw length as part of the screw s label A graphic for that leng...

Page 41: ...eps QVHUW D VPDOO IODW EODGH VFUHZGULYHU XQGHU WKH PRYDEOH SDUW RI WKH FRQQHFWRU 3XOO JHQWO XSZDUG RQ WKH PRYDEOH SDUW RI WKH FRQQHFWRU XQWLO LW UHOHDVHV WKH LQWHUIDFH FDEOH UDVS WKH LQWHUIDFH FDEOH DQG SXOO LW RXW RI WKH FRQQHFWRU To reconnect an interface cable to a ZIF connector follow these steps 8VH D VPDOO IODW EODGH VFUHZGULYHU WR RSHQ WKH PRYDEOH SDUW RI WKH FRQQHFWRU 2ULHQW WKH HQG RI WKH...

Page 42: ...er ADPT AC EXT 20V 70W NBK CP Power cable Australia CORD PWR 110V 6F AC ADPT AUS Power cable U S CORD PWR 110V 6F AC ADPT US XGLR RDUG Service kit audio board SVC PWA AUDIO CP 4 25 XGLR 6KLHOG Audio shield SHLD W SPR AUDIO CRD 4 25 DFN RYHU VVHPEO Service kit back cover assembly SVC SUBASSY BK CVR DOOR I O CP 4 5 4 11 Back cover assembly ASSY BK PLT DOOR I O CP Docking bar BAR DOOR DCKG MET Dockin...

Page 43: ...CVR TOP PLSTC CD CP CD ROM drive shield SHLD CD CP CD ROM drive label LBL REG CD 20X LVNHWWH ULYH 6XEDVVHPEO Diskette drive service kit SVC SUBASSY FD F3 INT EXT CP 4 25 Diskette drive subassembly SUBASSY FD F3 INT EXT CP Diskette drive FD F3 CP Diskette drive assembly bottom cover CVR BTM PLSTC FD F3 CP Diskette drive assembly top cover CVR TOP PLSTC FD F3 CP Diskette drive assembly interface boa...

Page 44: ...CP Hard disk drive carrier screws SCR M3X3 PHH LP ZPS 5 RDUG Service kit I R board SVC PWA FAST IR CP 4 32 H ERDUGV Keyboard Belgian KYBD 88 BEL CP 4 10 Keyboard Chinese KYBD 87 CHI CP Keyboard Danish KYBD 88 DEN CP Keyboard French KYBD 88 FR CP Keyboard French Canadian KYBD 87 FR CAN CP Keyboard German KYBD 88 GER CP Keyboard Italian KYBD 88 ITALIAN CP Keyboard Japanese KYBD 90 JPN CP Keyboard Ko...

Page 45: ... LCD 12 1 CP 4 14 4 17 Display assembly bezel BZL LCD TFT 12 1 CP Bezel retaining screw covers upper corners 12 1 inch display CVR SCR TOP RND ADH bezel retaining screw covers lower CVR SCR BTM OVAL ADH Display assembly bezel retaining screw covers latch 12 1 inch display CVR SCR TOP OVAL SM ADH 12 1 Display top cover service kit 12 1 inch display SVC ASSY CVR TOP LCD 12 1 CP Display top cover CVR...

Page 46: ... SUBASSY CBL HLDR TFT SHARP CP LCD cable subassembly Sharp STN SUBASSY CBL HLDR STN SHARP CP LCD panel Sharp TFT LCD TFT SVGA 12 1 SHARP LCD panel Sharp STN LCD STN SVGA 12 1 SHARP VVHPEOLHV QFK LVSOD Bezel service kit 13 3 inch TFT display SVC BZL LCD 13 3 CPX 4 15 4 17 Display assembly bezel BZL LCD TFT 13 3 CPX Bezel retaining screw covers upper corners 13 3 inch display CVR SCR LCD 13 3 TOP OV...

Page 47: ...ble subassembly Samsung SUBASSY CBL HLDR SMSNG CPX LCD panel Samsung LCD TFT XGA 13 3 CP SMSNG LCD Cable service kit Sharp SVC LCD CBL INV SHARP CPX LCD inverter board PWA INVRTR LCD 13 3 CPX LCD inverter board shield SHLD INVRTR LCD MYLAR 13 3 CPX LCD cable subassembly Sharp SUBASSY CBL HLDR TFT SHARP CP LCD panel Sharp LCD TFT XGA 13 3 CP SHARP DWFK VVHPEO QFK LVSOD Latch service kit 12 1 inch L...

Page 48: ...it memory module 16 MB CUS DIMM 16 60N 2X64 2K 144 EDO NBK 4 8 Customer kit memory module 32 MB CUS DIMM 32 60N 4X64 4K 144 EDO NBK Customer kit memory module 64 MB CUS DIMM 64 60N 8X64 4K 144 EDO NBK 0HPRU RRU Service kit memory door assembly SVC SUBASSY DOOR MEM BIOS CP 4 7 Memory BIOS door subassembly SUBASSY DOOR MEM BIOS NB CP 0LVFHOODQHRXV 3DUWV Touch pad bracket BRCKT TPAD CP 4 13 Air flow ...

Page 49: ... ZPS Back cover SCR M2 6X5 PHH LP ZPS 4 11 Audio board SCR M2 6X5 PHH LP ZPS 4 26 Upper EMI shield 2nd SCR M2 6X5 PHH LP ZPS Bottom case bracket SCR M2 6X5 PHH LP ZPS 4 27 Exhaust fan SCR M2 6X12 PHH LP ZPS 4 31 6SHDNHUV Left speaker assembly SUBASSY SPKR LF W WIRES Right speaker assembly SUBASSY SPKR RT W WIRES 6 VWHP RDUG VVHPEO System board assembly CPxxx service kit SVC ASSY PRM PWA ENGINE CPx...

Page 50: ...M PLN ASSY CP Upper EMI shield 1st SHLD TOP 1ST PLN ASSY CP Upper EMI shield 2nd SHLD TOP 2ND PLN ASSY CP Exhaust fan and cable FAN 25X25X10 CP Microphone MCPHN CP Reserve battery BTRY RSRV 7 2 30MAH 6 NIHD Foam pad PAD FOAM BTRY RSRV CP 7KHUPDO RROLQJ VVHPEO Service kit thermal cooling subassembly SVC SUBASSY HTSNK CPU HYB CP 4 30 7RXFK 3DG Touch pad service kit SVC TPAD SQ INTFC CP 4 13 Touch pa...

Page 51: ...DUWV DQG VVHPEOLHV 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 back cover assembly bottom case assembly ...

Page 52: ...URP WKH KDUG GLVN GULYH GRRU The drive is on the left side of the computer 87 21 7KH KDUG GLVN GULYH LV YHU VHQVLWLYH WR VKRFN DQGOH WKH DVVHPEO E LWV HGJHV GR QRW VTXHH H WKH WRS RI WKH KDUG GLVN GULYH FDVH DQG DYRLG GURSSLQJ LW UDVS WKH GULYH GRRU DQG SXOO WKH GULYH RXW RI WKH FRPSXWHU bottom of computer hard disk drive door 5 mm screws 2 ...

Page 53: ...SUHYHQW VFUDWFKLQJ WKH FRPSXWHU FRYHU ORVH WKH GLVSOD DQG WXUQ WKH FRPSXWHU XSVLGH GRZQ RQ D IODW ZRUN VXUIDFH 5HOHDVH WKH PHPRU PRGXOH FRYHU Insert a fingertip in the indentation in the bottom case assembly and lift the cover slightly then slide the cover in the direction indicated by the arrow on the cover memory module cover indentation ...

Page 54: ... PRGXOH IURP LWV VRFNHW JHQWO SXVK RXWZDUG RQ HDFK RI WKH PHPRU PRGXOH V WZR PHWDO UHWDLQLQJ FOLSV The memory module should rotate upward out of its retaining clips LIW WKH PHPRU PRGXOH RXW RI LWV VRFNHW Memory modules can be installed only one way Do not attempt to force the memory module into the socket Align the notch near the center of the mem ory module with the corresponding key in the memor...

Page 55: ...W VLGH XS DQG RSHQ WKH GLVSOD 87 21 7KH NH FDSV RQ WKH NH ERDUG DUH IUDJLOH HDVLO GLVORGJHG DQG WLPH FRQVXPLQJ WR UHSODFH H FDUHIXO ZKHQ UHPRYLQJ DQG KDQGOLQJ WKH NH ERDUG 5HOHDVH WKH NH ERDUG IURP WKH SDOPUHVW DVVHPEO a Carefully deflect the palmrest next to the blank key below the Shift key away from the center of the keyboard until the tab on the palm rest s inner edge disengages from the keybo...

Page 56: ...I WKH NH ERDUG LQWR SODFH PDNLQJ VXUH WKH WZR VPDOO PHWDO WDEV RQ WKH NH ERDUG ILW XQGHU WKH FRUUHVSRQGLQJ SODVWLF WDEV RQ WKH SDOPUHVW V LQQHU HGJH RZHU WKH ULJKW HGJH RI WKH NH ERDUG LQWR SODFH DQG SUHVV RQ WKH EODQN NH EHORZ WKH 6KLIW NH XQWLO WKH WDE RQ WKH SDOPUHVW V LQQHU HGJH HQJDJHV WKH NH ERDUG ZLWK DQ DXGLEOH FOLFN µ KHFN WKDW WKH NH ERDUG LV FRUUHFWO LQVWDOOHG 7KH NH V VKRXOG EH IOXVK Z...

Page 57: ...FRYHU Five screws on the underside of the back cover One screw behind the docking connector door Six screws on the face of the back cover ORVH WKH GRFNLQJ FRQQHFWRU GRRU 5HPRYH WKH EDFN FRYHU DVVHPEO Grasp the right end of the back cover assembly firmly and unsnap it from the computer Then disengage the left end of the back cover assembly 5 mm screws 12 ...

Page 58: ...HPRYH WKH EDFN FRYHU DVVHPEO 5HPRYH WKH IROORZLQJ VFUHZV VHFXULQJ WKH SDOPUHVW WR WKH FRPSXWHU One 5 mm screw inside the computer adjacent to the thermal cooling assembly Two 5 mm screws inside the upper edge of the hard disk drive bay you must remove the hard disk drive to access these screws Three 12 mm screws underneath the front edge of the computer palmrest assembly bottom case assembly 12 mm...

Page 59: ...RP FDVH DVVHPEO The palmrest assembly is secured in the bottom case assembly by four snaps and tabs on the right and left ends of the palmrest Take care not to damage the snaps when removing the palmrest NOTE When replacing the palmrest ensure that the vertical tab at the back of the palmrest fits on the outside of the system board assembly near the paral lel port connector Also check that the mic...

Page 60: ...HZV VHFXULQJ WKH WRXFK SDG EUDFNHW DUHIXOO GLVFRQQHFW WKH WRXFK SDG FDEOH IURP FRQQHFWRU RQ WKH WRXFK SDG LQWHUIDFH PRGXOH To release the ZIF connector latch use a fingernail to lift up the central por tion of the black plastic latch 5HPRYH WKH WRXFK SDG LQWHUIDFH PRGXOH IURP WKH SDOPUHVW palmrest assembly touch pad interface module touch pad cable touch pad bracket 1 8 mm screws 4 interface cable...

Page 61: ... Service Manual 3RZHU XWWRQ 5HPRYH WKH SDOPUHVW DVVHPEO 7XUQ WKH SDOPUHVW DVVHPEO XSVLGH GRZQ RQ D IODW ZRUN VXUIDFH RPSUHVV WKH WZR FDWFKHV VHFXULQJ WKH SRZHU EXWWRQ DQG UHPRYH WKH SRZHU EXWWRQ DQG VSULQJ IURP WKH SDOPUHVW DVVHPEO ...

Page 62: ...ield 13 3 inch display only Display assembly interface cable Display assembly latch Display assembly top cover assembly Display assembly hinges Display assembly right bracket 12 1 inch display only LJXUH SORGHG 9LHZ LVSOD VVHPEO QFK LVSOD 6KRZQ display assembly interface cable display assembly bezel hinges 2 LCD panel LCD inverter board display assembly latch display assembly top cover assembly ri...

Page 63: ...ice Manual LJXUH SORGHG 9LHZ LVSOD VVHPEO QFK LVSOD 6KRZQ display assembly interface cable display assembly bezel hinge 2 LCD panel LCD inverter board display assembly latch display assembly top cover assembly LCD inverter board shield ...

Page 64: ... LQWHUIDFH FDEOH LVFRQQHFW WKH GLVSOD DVVHPEO LQWHUIDFH FDEOH IURP FRQQHFWRU 3 RQ WKH V VWHP ERDUG Grasp the grounding tabs and pull the connector straight up from the sys tem board ORVH WKH GLVSOD EHLQJ FDUHIXO QRW WR GDPDJH WKH GLVSOD LQWHU IDFH FDEOH display assembly interface cable display assembly hinges 2 5 mm screws 4 display assembly interface cable grounding screws 2 ...

Page 65: ...FDVH DVVHPEO NOTE When reinstalling the display assembly install the four screws securing the hinges at the locations marked by arrows on the face of each hinge 87 21 KHQ UHLQVWDOOLQJ WKH LQWHUIDFH FDEOH FRQQHFWRU EH YHU FDUHIXO QRW WR LQVHUW WKH FRQQHFWRU DW DQ DQJOH 3RVLWLRQ WKH FDEOH HQG RYHU WKH FRQQHFWRU DQG SXVK WKH FRQQHFWRU VWUDLJKW GRZQ WR SUHYHQW EHQGLQJ WKH FRQQHFWRU SLQV ...

Page 66: ...ertips between the bezel and the LCD panel and lift upward on the bezel to release the hidden snaps Avoid pressing on the surface of the LCD panel If removing the bezel from a 13 3 inch display The bezel is secured by snaps along its lower edge and hooks along its right and left edges a Insert your fingertips between the lower edge of the bezel and the LCD panel and lift upward on the bezel to rel...

Page 67: ...RYH WKH GLVSOD DVVHPEO ODWFK a If replacing the latch in a 12 1 inch display lift the display assembly latch straight up from the display assembly top cover b If replacing the latch in a 13 3 inch display unsnap the latch and captive spring from the inside of the display assembly top cover assembly ...

Page 68: ...GH RI WKH SDQHO 8VLQJ WKH WZR SXOO WDEV GLVFRQQHFW WKH GLVSOD DVVHPEO LQWHU IDFH FDEOH IURP WKH LQWHUIDFH FRQQHFWRU RQ WKH XQGHUVLGH RI WKH SDQHO 87 21 KHQ UHSODFLQJ WKH 671 SDQHO RQ WKH DWLWXGH 3 0 6 RX PXVW UHSODFH WKH VFUHZV DW WKH IRXU FRUQHUV RI WKH SDQHO LQ WKH IROORZLQJ RUGHU RU WKH SDQHO PD EH GDPDJHG ILUVW UHLQVWDOO WKH XSSHU ULJKW VFUHZ VHFRQG UHLQVWDOO WKH ORZHU OHIW VFUHZ WKLUG UHLQVWD...

Page 69: ...H IRXU VLOYHU PP VFUHZV DW WKH FRUQHUV RI WKH SDQHO LIW WKH XSSHU HGJH RI WKH SDQHO DQG SLYRW WKH SDQHO XS WR JDLQ DFFHVV WR WKH LQYHUWHU ERDUG LQ WKH GLVSOD DVVHPEO WRS FRYHU 5HPRYH WKH VFUHZ VHFXULQJ WKH LQYHUWHU ERDUG WR WKH GLVSOD DVVHPEO WRS FRYHU LIW WKH LQYHUWHU ERDUG DQG LQYHUWHU ERDUG VKLHOG IDU HQRXJK WR GLVFRQQHFW WKH SDQHO SRZHU FDEOH LCD panel LCD panel power cable LCD inverter board ...

Page 70: ...nel Some revisions of the Sharp LCD panel have a magnetic frame and require a single large magnet or two small magnets with no foam spacer for the magnet switch to operate properly Other revisions of the Sharp LCD panel have a nonmagnetic frame and require a single small magnet with a foam spacer To identify the revision of the LCD you are working with follow these steps a Remove the magnet from t...

Page 71: ...ure 4 20 Place the magnet to the left of the foam spacer assuming you are facing the display as shown in Figure 4 19 LJXUH 0DJQHW ROGHU NOTE When replacing the LCD panel ensure that the tabs on the display assembly EMI shield fit over the four LCD panel mounting bosses This is necessary for adequate grounding of the LCD panel foam spacer magnet ...

Page 72: ...HUV VHFXULQJ WKH LQYHUWHU ERDUG Note the placement of the EMI shield over the lower screw boss and the routing of the LCD panel power cable around the upper screw boss LIW WKH LQYHUWHU ERDUG RXW RI WKH GLVSOD DVVHPEO WRS FRYHU NOTE When installing the inverter board connect the LCD interface cable to the board prior to securing the board in the display assembly top cover After installing the inver...

Page 73: ...VSOD DVVHPEO LQWHUIDFH FDEOH IURP FRQQHF WRU RQ WKH LQYHUWHU ERDUG 6OLGH WKH LQYHUWHU ERDUG RXW RI WKH LQYHUWHU ERDUG VKLHOG NOTE Replace the LCD inverter board in the shield so that the components on the board face towards the display assembly top cover display assembly top cover top cover brace LCD inverter board shield LCD inverter board interface cable ...

Page 74: ...IDFH FDEOH IURP D LQFK GLVSOD UHPRYH WKH OHIW WRS FRYHU EUDFH IURP WKH GLVSOD DVVHPEO WRS FRYHU VHH LJXUH To remove the top cover brace remove the 3 mm screw securing it LIW WKH GLVSOD DVVHPEO LQWHUIDFH FDEOH RXW RI WKH GLVSOD DVVHPEO WRS FRYHU NOTE When replacing the display assembly reinstall the screws securing the left hinge at the locations marked on the hinge by arrows Ensure that the displa...

Page 75: ...QJ WKH WZR KLQJH EUDFNHWV WR WKH GLVSOD DVVHPEO WRS FRYHU NOTES To aid in reinstalling the hinges and display assembly the right and left hinges are marked by an R and an L respectively Install the four screws securing the hinges at the locations marked by arrows on the face of each hinge The right bracket on a 12 1 inch display fits above the right hinge see Figure 4 14 ...

Page 76: ...FRYHU IURP D LQFK GLVSOD UHPRYH WKH ULJKW DQG OHIW EUDFHV To remove a brace remove the 3 mm screw securing the brace to the display assembly top cover NOTES The replacement display assembly top cover assembly includes two badges one for Dell Latitude CP and one for the Dell Latitude CPi Look at the old cover to determine which badge is appropriate and then attach the appro priate badge to the new ...

Page 77: ...he following field replaceable components Diskette drive assembly CD ROM drive assembly or travel module Back cover assembly Audio shield Audio board Bottom case bracket Module latch assemblies Speakers System board assembly Thermal cooling assembly Air flow duct Exhaust fan I R board Reserve battery ...

Page 78: ...Replacing Parts 4 41 LJXUH RWWRP DVH VVHPEO I R board modular bay device system board assembly audio shield air flow duct thermal cooling assembly bottom case bracket main battery audio board module latch assembly 2 ...

Page 79: ...tery or hard disk drive prior to this procedure 87 21 0DNH VXUH WKH ZRUN VXUIDFH LV FOHDQ WR SUHYHQW VFUDWFKLQJ WKH FRPSXWHU FRYHU ORVH WKH GLVSOD DQG WXUQ WKH FRPSXWHU RYHU 5HPRYH WKH GHYLFH IURP WKH PRGXODU ED Push the modular bay latch away from the center of the computer Keep holding the latch open while pulling the device out of the modular bay with the other hand latch lock ...

Page 80: ...HPRYH WKH DXGLR ERDUG VKLHOG NOTE When replacing the audio shield ensure that the audio shield is prop erly seated to prevent it from cutting into the speaker wires or interfering with devices installed in the modular bay You can check this by temporarily install ing a device in the modular bay prior to reinstalling the palmrest assembly ...

Page 81: ...UG The connectors are fragile do not pull on the wires to disconnect them 5HPRYH WKH DXGLR ERDUG IURP WKH ERWWRP FDVH NOTE When replacing the audio shield ensure that the audio shield is prop erly seated to prevent it from cutting into the speaker wires or interfering with devices installed in the modular bay You can check this by temporarily install ing a device in the modular bay prior to reinst...

Page 82: ...KH HQG RI D VPDOO IODW EODGHG VFUHZGULYHU LQWR WKH VORW LQ WKH YHUWLFDO VXSSRUW LQ WKH FHQWHU RI WKH ERWWRP FDVH DQG GLVHQ JDJH WKH SODVWLF UHWDLQLQJ FOLS LIW WKH ERWWRP FDVH EUDFNHW IURP WKH FRPSXWHU NOTE When replacing the bottom case bracket follow these guidelines to prevent damage to the speaker wires Orient each speaker in the bottom case so that its wires are facing upwards Route the speake...

Page 83: ...se a Carefully reinsert the spring onto the plunger on the slider and reinstall the slider spring assembly into the holding features on the inside of the case b Ensure that the plunger is inserted in its respective hole that the side of the slider with the two bumps is facing the rear of the case and that the surface with the wear ribs is facing the bottom of the case see Fig ure 4 29 6QDS LQ WKH ...

Page 84: ...WKH ERWWRP FDVH EUDFNHW I RX DUH UHSODFLQJ WKH OHIW VSHDNHU FDUHIXOO UHPRYH WKH VSHDNHU ZLUHV IURP WKH UHWDLQLQJ FOLSV DORQJ WKH EUDFNHW V HGJHV 5HPRYH WKH VSHDNHU IURP WKH ERWWRP FDVH EUDFNHW NOTES When replacing the speaker follow these guidelines to prevent damage to the speaker wires Orient the speaker in the bottom case so that the speaker wires are facing upwards Route the speaker wires unde...

Page 85: ...kit for the system board assembly includes a diskette that provides a utility for transferring the service tag number to the replacement system board assembly 5HPRYH WKH SDOPUHVW DVVHPEO 5HPRYH WKH GLVSOD DVVHPEO 5HPRYH WKH DXGLR ERDUG 5HPRYH WKH WZR PP VFUHZV VHFXULQJ WKH WKHUPDO FRROLQJ VXE DVVHPEO WR WKH PLFURSURFHVVRU PRGXOH system board assembly bottom case assembly 5 mm screws 2 2 5 mm screw...

Page 86: ...LJXUH The 5 mm screw near the reserve battery cable connector The 5 mm screw near the microprocessor module LIW WKH V VWHP ERDUG DVVHPEO RXW RI WKH ERWWRP FDVH DVVHPEO Be sure and transfer the memory module s to the replacement system board assembly If you are replacing the thermal cooling assembly with a new one remove any lining present on the thermal pad before installing the new thermal coolin...

Page 87: ...G WKHQ UHPRYH WKH H KDXVW IDQ NOTE When replacing the exhaust fan orient the fan such that the fan label faces outward and the power cable is at the upper right corner of the fan when viewed from the back of the computer This will prevent the fan wires from being pinched when you reassemble the computer Make sure that the wires are routed below the upper EMI shield exhaust fan 12 mm screws 2 exhau...

Page 88: ...cing Parts 4 51 5 RDUG LJXUH 5 RDUG 5HPRYDO 5HPRYH WKH SDOPUHVW DVVHPEO 5HPRYH WKH PP VFUHZ VHFXULQJ WKH 5 ERDUG WR WKH V VWHP ERDUG DVVHPEO LIW WKH 5 ERDUG VWUDLJKW XS IURP WKH V VWHP ERDUG DVVHPEO I R board 5 mm screw ...

Page 89: ...HUYH EDWWHU To remove the reserve battery follow these steps 5HPRYH WKH SDOPUHVW DVVHPEO LVFRQQHFW WKH UHVHUYH EDWWHU FDEOH IURP FRQQHFWRU 7 RQ WKH V VWHP ERDUG 5HPRYH WKH UHVHUYH EDWWHU IURP WKH ERWWRP FDVH EUDFNHW a Tear the reserve battery free from the foam pad b Remove the remnants of the foam pad from the system board assembly NOTE When replacing the reserve battery first connect the reserve...

Page 90: ... bracket removal 4 45 cables display assembly interface cable removal 4 37 CD ROM drive removal 4 42 computer features 1 1 illustrated 1 2 1 3 power controlling 1 5 Dell Diagnostics 3 9 diskette drive removal 4 42 display assembly bezel removal 4 29 components 4 25 illustrated 4 25 4 26 interface cable removal 4 37 removal 4 27 top cover removal 4 39 drive activity indicator 1 4 error codes batter...

Page 91: ...18 keyboard indicators 1 5 LCD display hinge removal 4 38 LCD inverter board removal 4 35 4 36 LCD panel removal 4 31 4 32 LEDs 1 4 low battery warnings 1 4 0 main battery assembly removal 4 3 memory module removal 4 17 memory module cover removal 4 16 messages system error about 3 5 list of 3 5 modular bay devices removal 4 42 module latch assemblies removal 4 46 module latch assemblies removal 4...

Page 92: ... assembly removal 4 48 system error messages about 3 5 list of 3 5 7 technical specifications 1 7 tools required 4 2 touch pad interface module removal 4 23 travel module removal 4 42 troubleshooting boot routine interpretation 2 4 external visual inspection 2 2 initial user contact 2 1 resource conflicts eliminating 2 6 8 user contact initial 2 1 9 visual inspection external 2 2 ZIF connectors 4 ...

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Dell Latitude CP, Service Manual

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