Dell XPS M140 Service Manual Download Page 71

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Microprocessor Thermal-Cooling Assembly

Microprocessor Thermal-Cooling Assembly

Removing the Microprocessor Thermal-Cooling Assembly

CAUTION:

Before you perform any of the procedures in this section, follow the safety instructions in the

Product Information Guide

NOTICE:

To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically

touching an unpainted metal surface (such as the back panel) on the computer.

Follow the instructions in "Preparing to Work Inside the Computer" on page 7.

Loosen the three captive screws securing the microprocessor module cover, then remove the cover

and set it aside.

Loosen the four captive screws securing the microprocessor thermal-cooling assembly to the

system board, then carefully lift the assembly straight out of the computer.

microprocessor module cover

captive screws (3)

Summary of Contents for XPS M140

Page 1: ...tes 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 a potential for property damage personal injury or death ...

Page 2: ...ks of Dell Inc Intel is a registered trademark of Intel Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation Bluetooth is a trademark owned by Bluetooth SIG Inc and is used by Dell Inc under license 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 propr...

Page 3: ...Technology Removing the Bluetooth Module 17 Replacing the Bluetooth Module 20 4 Hard Drive Removing the Hard Drive 21 Replacing the Hard Drive 23 Returning a Hard Drive to Dell 23 5 Optical Drive About the Device Security Screw 25 Removing the Optical Drive 25 Replacing the Optical Drive 27 6 Memory Module and Modem Removing a Memory Module 29 Memory Module DIMM B 29 Memory Module DIMM A 32 Replac...

Page 4: ...Coin Cell Battery 47 Replacing the Coin Cell Battery 48 10 Wireless Mini PCI Card Removing the Mini PCI Card 49 Replacing the Mini PCI Card 52 11 Display Assembly and Display Latch Display Assembly 55 Removing the Display Assembly 55 Replacing the Display Assembly 56 Display Bezel 57 Removing the Display Bezel 57 Replacing the Display Bezel 58 Display Panel 59 Removing the Display Panel 59 Replaci...

Page 5: ...ing the Microprocessor Thermal Cooling Assembly 71 Replacing the Microprocessor Thermal Cooling Assembly 72 14 Fan Removing the Fan 73 Replacing the Fan 74 15 Microprocessor Module Removing the Microprocessor Module 75 Replacing the Microprocessor Module 76 16 Speakers Removing the Speakers 79 Replacing the Speakers 80 17 System Board Removing the System Board 83 Replacing the System Board 86 ...

Page 6: ...6 18 BIOS Updates Flashing the BIOS 87 19 Pin Assignments for I O Connectors USB Connector 89 Video Connector 89 S Video TV Out Connector 90 IEEE 1394 Connector 91 ...

Page 7: ...necting this type of cable press inward on the locking tabs to release the connector When connecting or disconnecting a cable ensure that the connectors are correctly oriented and aligned to avoid damage to the connector and or the connector s pins NOTICE To avoid damaging the computer always perform the following steps before you begin working inside the computer 1 Ensure that the work surface is...

Page 8: ...e battery out of the battery bay Recommended Tools The procedures in this document will require one or more of the following tools Small flat blade screwdriver Phillips screwdriver Small plastic scribe Flash BIOS update see the Dell support website at support dell com 1 battery 2 battery bay latch release 2 1 ...

Page 9: ...hart provides the number of screws used to secure the various system components and their corresponding sizes When removing and replacing components print the screw identification chart as a placemat to lay out and keep track of the screws 1 front 2 left 3 back 4 right 1 4 2 3 ...

Page 10: ...gin Optical Drive 1 each optional Modem 1 each Bluetooth Module 1 each Hinge Cover 2 each Display Assembly 4 each Display Bezel screw 6 each Display Bezel rubber bumper 6 each Display Panel 6 each Palm Rest top 4 each ...

Page 11: ...Before You Begin 11 Palm Rest bottom 11 each Fan 3 each Speakers 3 total System Board top 1 each System Board bottom 2 each ...

Page 12: ...12 Before You Begin ...

Page 13: ...em Components 13 2 System Components NOTICE Only a certified service technician should perform repairs on your computer Damage due to servicing that is not authorized by Dell is not covered by your warranty ...

Page 14: ...14 System Components Exploded View of the Computer 1 2 3 4 10 5 6 7 13 9 12 11 8 ...

Page 15: ... display assembly 6 optical drive 11 microprocessor thermal cooling assembly 2 hinge cover 7 main battery 12 microprocessor 3 keyboard 8 computer base 13 fan 4 palm rest with touch pad 9 hard drive 5 system board 10 speakers ...

Page 16: ...16 System Components ...

Page 17: ...AUTION Before you perform any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Loosen the...

Page 18: ...18 Internal Card With Bluetooth Wireless Technology 3 Remove the M2 x 3 mm screw securing the Bluetooth module and set it aside 1 modem Mini PCI wireless cover 2 captive screws 2 2 1 ...

Page 19: ...hnology 19 4 Lift the Bluetooth module from its compartment 5 Grasp the card and gently pull it apart from the connector cable NOTE Do not disconnect the Bluetooth connector cable from the system board 1 Bluetooth module 2 M2 x 3 mm screw 2 1 ...

Page 20: ...urface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Follow the instructions in Removing the Bluetooth Module on page 17 as applicable 3 Connect the new Bluetooth module to the connector cable 4 Place the Bluetooth module in its compartment 5 Replace the M2 x 3 mm screw to secure the Bluetooth module to the base of the compute...

Page 21: ...oid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as the back panel on the computer NOTICE To avoid damaging the hard drive handle the drive with care NOTE Dell does not guarantee compatibility or provide support for hard drives obtained from sources other than Dell NOTE If you are installing a hard drive obtain...

Page 22: ...ective antistatic packaging See Protecting Against Electrostatic Discharge in the Product Information Guide 3 Use the pull tab to slide the hard drive toward the screw holes then lift the drive straight up to remove it from the computer 1 hard drive cover 2 captive screws 2 1 2 1 2 ...

Page 23: ...e force may result in damage to the connector 3 Place the new hard drive into the bay then slide it away from the screw holes into the connector until it is fully seated 4 Replace the hard drive cover and tighten the screws 5 Install the operating system for your computer if necessary see Restoring Your Operating System in your Owner s Manual 6 Install the drivers and utilities for your computer i...

Page 24: ...24 Hard Drive 1 hard drive in antistatic bag 2 foam packaging 1 2 ...

Page 25: ...ll the device security screw to prevent the drive from being easily removed Removing the Optical Drive CAUTION Before you perform any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To prevent damage to optical drives and other devices store them in a safe dry place when they are not installed in the computer Avoid pressing down on them or p...

Page 26: ...26 Optical Drive 3 Insert the screwdriver into the indention and push the notch on the metal tab to release the drive from the bay 1 indention 2 M2 5 x 8 mm device security screw optional 1 2 ...

Page 27: ...safety instructions in the Product Information Guide 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Follow the instructions in Removing the Optical Drive on page 25 3 Slide the new drive into the bay until it snaps securely into place 4 Replace the M2 5 x 8 mm device security screw optional 1 metal tab 2 optical drive 1 2 ...

Page 28: ...28 Optical Drive ...

Page 29: ...u may need to install memory modules in DIMM A and DIMM B depending on the extent of the upgrade NOTE Memory modules purchased from Dell are covered under your computer warranty Removing a Memory Module CAUTION Before you perform any of the procedures in this section follow the safety instructions in the Product Information Guide NOTICE To avoid electrostatic discharge ground yourself by using a w...

Page 30: ...module connector do not use tools of any kind to spread the metal clips that secure the module 3 Use your fingertips to carefully spread apart the metal clips securing each end of the memory module until the module pops up 1 memory module cover 2 captive screws 2 1 2 ...

Page 31: ...Memory Module and Modem 31 4 Remove the module from the connector at a 45 degree angle 1 memory module 2 metal retention clips 2 1 2 ...

Page 32: ...Keyboard on page 43 4 Loosen the two captive screws securing the memory module cover then remove the cover and set it aside NOTICE To prevent damage to the memory module connector do not use tools of any kind to spread the metal clips that secure the module 5 Use your fingertips to carefully spread apart the metal clips securing each end of the memory module until the module pops up 1 memory modul...

Page 33: ...Memory Module and Modem 33 6 Remove the memory module from the connector at a 45 degree angle 1 memory module 2 metal retention clips 2 1 2 ...

Page 34: ...ctor NOTE If a memory module is not installed properly the computer may not boot No error message will be displayed for this type of failure 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the appropriate memory module cover and memory module if installed see Removing a Memory Module on page 29 3 Install the new memory module a Align the notch in the memory mo...

Page 35: ...tion then click Find information about the hardware installed on this computer Access the System Setup Program at startup by pressing F2 immediately when the DELL logo appears If you wait too long and the Microsoft Windows logo appears continue to wait until you see the Windows desktop then shut down your computer and try again See Using the System Setup Program in your User s Guide Modem NOTE If ...

Page 36: ...m 3 Disconnect the antenna cables from the Mini PCI card if applicable NOTE The Mini PCI card is optional and may not be installed if one was not ordered with the computer 1 modem Mini PCI wireless cover 2 captive screws 2 2 1 ...

Page 37: ... 3 mm screw securing the modem to the system board and set it aside 5 Pull straight up on the attached pull tab to disconnect the modem from the connector on the system board 6 Disconnect the modem cable from the modem 1 Mini PCI antenna cables 1 ...

Page 38: ...n Preparing to Work Inside the Computer on page 7 2 Follow the instructions in Removing the Modem on page 35 as applicable NOTICE The modem connectors are keyed to ensure correct insertion If you feel resistance check the connectors for proper alignment 3 Connect the modem cable to the new modem 4 Connect the modem to the system board Align the modem with the screw hole and press the modem into th...

Page 39: ...Memory Module and Modem 39 6 Connect the Mini PCI antenna cables if applicable 7 Replace the modem Mini PCI wireless cover and tighten the screws ...

Page 40: ...40 Memory Module and Modem ...

Page 41: ...inge cover is fragile and can be damaged if extreme force is used Exercise care when removing the hinge cover 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the two M2 x 3 mm screws inside the battery bay 3 Turn the computer over and then open the display all the way 180 degrees so that it rests flat on your work surface 4 Insert a plastic scribe into the ind...

Page 42: ... 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 The hinge cover is fragile and can be damaged if extreme force is used Exercise care when replacing the hinge cover 2 Follow the instructions in Removing the Hinge Cover on page 41 3 Align the tabs along the left edge of the new hinge cover with the corresponding notches in the computer 4 Moving from left to right press ...

Page 43: ...l on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the hinge cover see Removing the Hinge Cover on page 41 NOTICE The key caps on the keyboard are fragile easily dislodged and time consuming to replace Exercise care when removing and handling the keyboard 3 Insert a plastic scribe or small flat blade screwdriver near the keyboard retention tab o...

Page 44: ...keyboard and hold it up and slightly forward to allow access to the keyboard connector 5 Release the latch on the system board connector to disconnect the keyboard cable 1 keyboard 2 keyboard retention tabs 3 palmrest 2 2 1 3 ...

Page 45: ... 43 NOTICE Before securing the latch on the system board connector ensure that the keyboard connector is seated and the tabs on the connector are properly aligned with the slots on the system board connector Failure to align the tabs could result in a malfunction of the computer or damage to the cable and or the cable connector 3 Align the tabs on the keyboard connector of the new keybord with the...

Page 46: ...You may need to push the bottom of the keyboard down slightly to slide the keyboard tabs into place 5 Gently press down on the left and right sides of the keyboard near the keyboard retention tabs until the keyboard snaps into place 6 Replace the hinge cover see Replacing the Hinge Cover on page 42 ...

Page 47: ...harge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the hinge cover see Removing the Hinge Cover on page 41 3 Remove the keyboard see Removing the Keyboard on page 43 4 Use a plastic scribe to lift the battery upward ...

Page 48: ...riodically touching an unpainted metal surface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Follow the instructions in Removing the Coin Cell Battery on page 47 3 Insert the new battery into the circular socket with the positive side up then push it into place 4 Replace the keyboard see Replacing the Keyboard on page 45 5 Rep...

Page 49: ...s in this section follow the safety instructions in the Product Information Guide NOTICE To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Loosen the two captive screws on the modem Mini PCI wire...

Page 50: ... the Mini PCI card connector do not use tools of any kind to spread the metal clips that secure the Mini PCI card 4 Use your fingertips to carefully spread apart the metal clips securing each end of the Mini PCI card until the card pops up 1 modem Mini PCI wireless cover 2 captive screws 2 1 antenna cables 1 ...

Page 51: ...Wireless Mini PCI Card 51 5 Remove the Mini PCI card from the connector at a 45 degree angle 1 Mini PCI card 2 metal retention clips 2 1 2 ...

Page 52: ...he instructions in Removing the Mini PCI Card on page 49 as applicable NOTICE To avoid damaging the Mini PCI card make sure the antenna cables are not under the card when you secure the card into place NOTICE The edge connector is keyed to ensure correct insertion If you feel resistance check the connector and realign the card 3 Install the new Mini PCI card a Align the notch in the Mini PCI card ...

Page 53: ...i PCI Card 53 4 Connect the antenna cables to the Mini PCI card Make certain that the cable connectors snap securely into place 5 Replace the modem Mini PCI wireless cover and tighten the screws 1 antenna cables 1 ...

Page 54: ...54 Wireless Mini PCI Card ...

Page 55: ...llow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the hinge cover see Removing the Hinge Cover on page 41 3 Remove the keyboard see Removing the Keyboard on page 43 4 Open the display all the way 180 degrees so that it rests flat against your work surface 5 Use the pull tab to disconnect the display cable from the system board 6 Remove the Mini PCI antenna cables fr...

Page 56: ...Work Inside the Computer on page 7 2 Follow the instructions in Removing the Display Assembly on page 55 3 Align the new display assembly over the screw holes in the base of the computer 4 Replace the four M2 5 x 5 mm screws two on each side to secure the display assembly to the base of the computer 5 Connect the Mini PCI antenna cable connectors and press the cables into the retaining clips on th...

Page 57: ...the hinge cover see Removing the Hinge Cover on page 41 3 Remove the keyboard see Removing the Keyboard on page 43 4 Remove display assembly see Removing the Display Assembly on page 55 5 Use a plastic scribe to remove the six rubber bumpers from around the display assembly It is not necessary to remove the oval bumpers located on the sides of the display 6 Remove the six M2 5 x 5 mm screws from a...

Page 58: ... the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Follow the instructions in Removing the Display Bezel on page 57 3 Starting near the hinges near the Dell logo use your fingers to snap the new bezel into place 4 Replace the six M2 5 x 5 mm screws to secure the bezel 5 Replace the six rubber bumpers to cover the screws 6 Replace the disp...

Page 59: ...y touching an unpainted metal surface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the hinge cover see Removing the Hinge Cover on page 41 3 Remove the keyboard see Removing the Keyboard on page 43 4 Remove display assembly see Removing the Display Assembly on page 55 5 Remove the display bezel see Removing the Display...

Page 60: ...sides of the top flex cable connector and gently pull to disconnect the top flex cable connector from the display locking connector 9 Use the pull tab to disconnect the bottom flex cable connector from the inverter connector 1 display panel 2 M2 x 3 mm screws 6 3 display cover 3 2 1 ...

Page 61: ...r to the display locking connector on the new display panel 4 Connect the bottom flex cable connector to the inverter connector NOTICE To avoid damaging the display cover and or the display panel ensure that the guide posts at the top of the display panel are properly aligned with the corresponding notches on the display cover 5 Gently place the display panel inside the display cover 6 Replace the...

Page 62: ... computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the hinge cover see Removing the Hinge Cover on page 41 3 Remove the keyboard see Removing the Keyboard on page 43 4 Remove display assembly see Removing the Display Assembly on page 55 5 Remove the display bezel see Removing the Display Bezel on page 57 NOTICE The display latch spring is not physically...

Page 63: ... Display Latch on page 62 NOTICE Before replacing the display latch assembly ensure that the latch spring is properly aligned on the guide post 3 Insert the guide post of the new display latch assembly with spring into the slot on the display top cover NOTE When the guide post is in position the display latch assembly may automatically snap into place 4 Press the remainder of the display latch ass...

Page 64: ...64 Display Assembly and Display Latch ...

Page 65: ...low the instructions in Preparing to Work Inside the Computer on page 7 2 Remove the optical drive see Removing the Optical Drive on page 25 3 Remove the hinge cover see Removing the Hinge Cover on page 41 4 Remove the keyboard see Removing the Keyboard on page 43 5 Remove the display assembly see Removing the Display Assembly on page 55 6 Remove the microprocessor thermal cooling assembly see Rem...

Page 66: ...66 Palm Rest 8 Remove the eleven M2 5 x 8 mm screws securing the palm rest from the bottom of the computer 1 modem Mini PCI wireless cover 2 captive screws 2 2 1 ...

Page 67: ...to the cable and or the cable connector 10 Disconnect the touch pad cable Use a plastic scribe to release the locking clips on both sides of the system board connector and then gently pull to disconnect the touch pad connector from the system board connector 11 Disconnect the LED board cable Use a plastic scribe to release the locking clips on both sides of the system board connector and then gent...

Page 68: ...carefully lift the palm rest along the rear edge near the hinge brackets then rotate the palmrest forward to remove it from the computer 1 M2 5 x 5 mm screws 4 3 locking clips 5 touch pad connector 2 LED board connector 4 palm rest 1 5 2 4 3 3 ...

Page 69: ...omputer and then snap the palm rest into place NOTICE To prevent damage to the cables or the cable connectors ensure that the locking clips on both sides of each system board connector are firmly seated and the cables are secure 4 Connect the touch pad cable to the system board 5 Connect the LED board cable to the system board 6 Replace the four M2 5 x 5 mm screws in the top of the palm rest 7 Tur...

Page 70: ...see Replacing the Display Assembly on page 56 11 Replace the keyboard see Replacing the Keyboard on page 45 12 Replace the hinge cover see Replacing the Hinge Cover on page 42 13 Replace the optical drive see Replacing the Optical Drive on page 27 ...

Page 71: ...ng a wrist grounding strap or by periodically touching an unpainted metal surface such as the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Loosen the three captive screws securing the microprocessor module cover then remove the cover and set it aside 3 Loosen the four captive screws securing the microprocessor thermal cooling assembly to...

Page 72: ...s the back panel on the computer 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Follow the instructions in Removing the Microprocessor Thermal Cooling Assembly on page 71 3 Align the four captive screws on the new microprocessor thermal cooling assembly with the screw holes on the system board 4 Tighten the four captive screws in the order that they are numbered to ...

Page 73: ...ions in Preparing to Work Inside the Computer on page 7 2 Remove the optical drive see Removing the Optical Drive on page 25 3 Remove the hinge cover see Removing the Hinge Cover on page 41 4 Remove the keyboard see Removing the Keyboard on page 43 5 Remove the display assembly see Removing the Display Assembly on page 55 6 Remove the palm rest see Removing the Palm Rest on page 65 7 Remove the th...

Page 74: ...ge 73 3 Align the three screw holes on the new fan with the corresponding screw holes on the system board 4 Replace the three M2 5 x 5 mm screws to secure the fan to the base of the computer 5 Connect the fan connector to the system board connector 6 Replace the palm rest see Replacing the Palm Rest on page 69 7 Replace the display assembly see Replacing the Display Assembly on page 56 8 Replace t...

Page 75: ...microsprocessor module with care Hold the microsprocessor module by its edges and do not touch the processor die the small chip in the center of the module 1 Follow the instructions in Preparing to Work Inside the Computer on page 7 2 Loosen the three captive screws securing the microprocessor module cover then remove the cover and set it aside NOTICE To ensure maximum cooling for the microprocess...

Page 76: ... to the cam stop NOTE The ZIF socket cam screw secures the microprocessor module to the system board NOTICE When removing the microprocessor module pull the module straight up and out of the ZIF socket Exercise care not to bend the pins on the microprocessor module 5 Lift the microprocessor module straight up and out of the ZIF socket Replacing the Microprocessor Module CAUTION Before you perform ...

Page 77: ...with the pin 1 corner of the ZIF socket and insert the microprocessor module NOTE The pin 1 corner of the microprocessor module has a triangle that aligns with the triangle on the pin 1 corner of the ZIF socket NOTE Gently press down on the substrate on which the processor die is mounted to ensure the microprocessor module is properly seated When the microprocessor module is properly seated all fo...

Page 78: ...78 Microprocessor Module ...

Page 79: ...over see Removing the Hinge Cover on page 41 4 Remove the keyboard see Removing the Keyboard on page 43 5 Remove the display assembly see Removing the Display Assembly on page 55 6 Remove the microprocessor thermal cooling assembly see Removing the Microprocessor Thermal Cooling Assembly on page 71 7 Remove the palmrest see Removing the Palm Rest on page 65 NOTICE Exercise care when removing and h...

Page 80: ...dling or replacing the speakers 3 Place each of the new speakers in the appropriate speaker slot NOTE For proper placement align the slots on the speakers with the screw hole guide posts on the base of the computer 4 Replace the three M2 5 x 5 mm screws to secure the speakers to the base of the computer 5 Connect the speaker cable to the system board 6 Replace the palmrest see Replacing the Palm R...

Page 81: ...ers 81 9 Replace the keyboard see Replacing the Keyboard on page 45 10 Replace the hinge cover see Replacing the Hinge Cover on page 42 11 Replace the optical drive see Replacing the Optical Drive on page 27 ...

Page 82: ...82 Speakers ...

Page 83: ...optical drive see Removing the Optical Drive on page 25 4 Remove the Mini PCI card if applicable see Removing the Mini PCI Card on page 49 5 Remove the modem if applicable see Removing the Modem on page 35 6 Remove the Bluetooth module if applicable see Removing the Bluetooth Module on page 17 7 Disconnect the cable for the Bluetooth module from the system board 8 Remove the hinge cover see Removi...

Page 84: ...ttom is facing down and remove the M2 5 x 5 mm screw securing the system board 17 Disconnect the fan cable from the system board 18 Disconnect the speaker cable from the system board 19 Disconnect the modem cable from the system board 1 M2 x 3 mm screws 2 1 ...

Page 85: ...sembly to the left and lift up on the right side to raise the assembly out of the computer NOTE It may be necessary to press outward slightly on the plastic around the connectors on the left side of the computer to lift the system board and remove it 1 M2 5 x 5 mm screw 3 speaker connector 5 modem connector 2 system board 4 fan connector 1 3 4 5 2 ...

Page 86: ...tions in Removing the System Board on page 83 3 For replacement of the system board perform the steps in Removing the System Board on page 83 in reverse order NOTICE Before turning on the computer replace all screws and ensure that no stray screws remain inside the computer Failure to do so may result in damage to the computer 4 Turn on the computer NOTE After replacing the system board enter the ...

Page 87: ...te program floppy disk or CD then reboot the computer NOTICE Do not interrupt the flash BIOS process once it begins Interrupting the process may cause damage to the computer Follow the instructions that appear on the screen The computer continues to boot and updates the new BIOS When the flash update is complete the computer will automatically reboot 4 Press F2 during POST to enter the system setu...

Page 88: ...88 BIOS Updates ...

Page 89: ...Pin Assignments for I O Connectors 89 19 Pin Assignments for I O Connectors USB Connector Video Connector Pin Signal 1 USB5V 2 USBP 3 USBP 4 GND ...

Page 90: ...onnector Pin Signal Pin Signal 1 CRT_R 9 5V 2 CRT_G 10 GND 3 CRT_B 11 MONITOR_DETECT 4 NC 12 DDC_DATA 5 GND 13 CRT_HS 6 GND 14 CRT_VS 7 GND 15 DDC_CLK 8 GND S Video Pin Signal 1 GND 2 GND 3 DLUMA L 4 DCRMA L Composite Video Pin Signal 5 NC 6 DCMPS L 7 GND ...

Page 91: ...Pin Assignments for I O Connectors 91 IEEE 1394 Connector Pin Signal 1 TPB 2 TPB 3 TPA 4 TPA ...

Page 92: ...92 Pin Assignments for I O Connectors ...

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