Dell D820 manuale d’uso

Dell™Latitude™D820ServiceManual Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2006DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell , the DELL l[...]

Back to Contents Page  Base Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hard drive (see Hard Drive ).  3. Remove the hinge cover (see Hinge Cover ).  4. Remove the internal card with Bluetooth ® wireless technology.  5. Remove the keyboa[...]

Back to Contents Page  Battery Latch Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hard drive (see Hard Drive ).  3. Remove the hinge cover (see Hinge Cover ).  4. Remove the keyboard (see Keyboard ).  5. Remove the display assembly (see Remov[...]

Back to Contents Page  Before You Begin Dell™Latitude™D820ServiceManual  Recommended Tools  Turning Off Your Computer  Before Working Inside Your Computer  Computer Orientation This chapter provides procedures for removing and installing the components in your computer. Unless otherwise noted, each proc[...]

 4. Disconnect your computer and all attached devices from their electrical outlets.  5. Turn over the computer.  6. Remove the battery. a.  Slide the battery - bay latch release on the bottom of the computer toward the back of the computer until the latch is engaged. b.  Grasp the battery by the battery tab and slide the battery hor[...]

Back to Contents Page  Internal Card with Bluetooth ® Wireless Technology Dell™Latitude™D820ServiceManual If you ordered an internal card with Bluetooth wireless technology with your computer, it is already installed.  1. Follow the procedures in Before You Begin .  2. Remove the hinge cover (see Hinge Cover ).  3[...]

Back to Contents Page  Coin - Cell Battery Dell™Latitude™D820ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the memory module cover (see Memory ).  3. Remove the coin - cell battery connector from the connector on the system board.  4. Slide the battery out of the plastic sleeve. Back to C[...]

Back to Contents Page  System Components Dell™Latitude™D820ServiceManual Back to Contents Page  CAUTION: 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. NOTICE: Unless otherwise noted, each procedure in this [...]

Back to Contents Page  Processor Module Dell™Latitude™D820ServiceManual  Removing the Processor Module  Installing the Processor Module  Removing the Processor Module  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Hinge Cover ).  3. Remove the keyboa[...]

 1. Align the pin - 1 corner of the processor module so that it points to the triangle on the system board, and insert the processor module into the ZIF socket. When the processor module is correctly seated, all four corners are aligned at the same height. If one or more corners of the module are higher than the others, the module is not seated [...]

Back to Contents Page  Processor Thermal - Cooling Assembly Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Hinge Cover ).  3. Remove the keyboard (see Keyboard ).  4. Remove the display assembly (see Display Assembly ).  5. Rem[...]

Back to Contents Page  Display Assembly Dell™Latitude™D820ServiceManual  Removing the Display Assembly  Removing the Display Bezel  Removing the Display Panel  Installing the Display Panel  Removing the Display Panel Brackets  Removing the Display Latch  Removing the Display Assembly  [...]

 10. From the back of the computer, remove the two M2.5 x 8 - mm screws.  11. Turn the computer top - side up and open the display.  12. Lift the display assembly out of the computer base.  Removing the Display Bezel  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the display assembly (see Removing [...]

 5. Starting from the sides of the display panel, use your fingers to separate the bezel from the top cover and lift the bezel away from the top cover.  Removing the Display Panel  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the display assembly (see Removing the Display Assembly ).  3. Remove the d[...]

 6. Remove the four screws from the left display - panel side bracket and lift away the bracket.  Removing the Display Latch  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the display assembly (see Removing the Display Assembly ).  3. Remove the display bezel (see Removing the Display Bezel ).  4. [...]

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Back to Contents Page  Fan Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hard drive (see Hard Drive ).  3. Remove the memory module(s) (see Memory ).  4. Remove any installed wireless communications cards (see Communications Cards ).  5. Remov[...]

Back to Contents Page  Flashing the BIOS Dell™Latitude™D820ServiceManual  Flashing the BIOS From a CD  Flashing the BIOS From the Hard Drive If a BIOS - update program CD is provided with the new system board, flash the BIOS from the CD. If you do not have a BIOS - update program CD, flash the BIOS from the hard dr[...]

Back to Contents Page  Hard Drive Dell™Latitude™D820ServiceManual To replace the hard drive in the hard drive bay:  1. Follow the procedures in Before You Begin .  2. Turn the computer upside - down, and remove the two screws that secure the hard drive.  3. Remove the two screws from the sides of the hard drive bezel [...]

6. Slide the new hard drive into the bay and into the connector until it is fully seated.  7. Replace the two hard drive screws. Back to Contents Page [...]

Back to Contents Page  Hinge Cover Dell™Latitude™D820ServiceManual  1. Follow the procedures in Before You Begin .  2. Turn the computer top - side up, and then open the display all the way (180 degrees) so that it rests on your work surface.  3. Insert a plastic scribe in the indent to carefully pry up the hinge cove[...]

Back to Contents Page  Keyboard Dell™Latitude™D820ServiceManual  1. Follow the procedures in Before You Begin .  2. Remove the hinge cover (see Hinge Cover ).  3. Remove the three screws at the top of the keyboard.  4. Rotate the keyboard forward and lay it on the palm rest to allow access to the keyboard connector[...]

Back to Contents Page  Memory Dell™Latitude™D820ServiceManual The computer has two memory slots, DIMM A and DIMM B. DIMM A is located on top of the computer under the keyboard, and DIMM B is located on the bottom of the computer under the memory module cover. DIMM A holds the basic memory module as configured from the factory.[...]

8. Replace the hinge cover ( Hinge Cover ).  9. Insert the battery into the battery bay, or connect the AC adapter to your computer and an electrical outlet.  10. Turn on the computer. As the computer boots, it detects the additional memory and automatically updates the system configuration information. To confirm the amount of memory install[...]

5. Replace the memory module cover and tighten the screw.  6. Insert the battery into the battery bay, or connect the AC adapter to your computer and an electrical outlet.  7. Turn on the computer. As the computer boots, it detects the additional memory and automatically updates the system configuration information. To confirm the amount of m[...]

Back to Contents Page  Communications Cards Dell™Latitude™D820ServiceManual  Wireless Cards  Subscriber Identity Module (SIM) Card  Wireless Cards If you ordered a wireless LAN or WAN card with your computer, the card is already installed.  Wireless Local Area Network (WLAN) Cards  1. Follow the procedures[...]

c.  Lift the card out of its connector.  6. Install the card: a.  Move any antenna cables out of the way to make space for the WLAN card. b.  Align the card with the connector at a 45 - degree angle, and press the card into the connector until it clicks.  7. Connect the antenna cables to the WLAN card, ensuring that you route the cab[...]

b.  Release the card by spreading the metal securing tabs until the card pops up slightly. c.  Lift the card out of its connector.  6. Install the card: a.  Align the card with the connector at a 45 - degree angle, and press the card into the connector until it clicks. b.  Connect the antenna cable or cables to the Mobile Broadband c[...]

Back to Contents Page  1 SIM card[...]

Back to Contents Page  Modem Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Hinge Cover ).  3. Remove the keyboard (see Keyboard ).  4. Remove the display assembly (see Display Assembly ).  5. Remove the palm rest (see Palm Res[...]

Back to Contents Page  Palm Rest Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Hinge Cover ).  3. Remove any devices installed in the media bay.  4. Remove the keyboard (see Keyboard ).  5. Remove the display assembly (see Rem[...]

Back to Contents Page  NOTICE: When replacing the palmrest, ensure the internal card with Bluetooth wireless technology cable is properly placed on top of the palmrest to avoid damaging the cable.[...]

Back to Contents Page  PC Card Reader Dell™Latitude™D820ServiceManual  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Hinge Cover ).  3. Remove the keyboard (see Keyboard ).  4. Remove the display assembly (see Display Assembly ).  5. Remove the palm rest (see[...]

Back to Contents Page  Pinout Assignments for I/O Connectors  USB Connector  Video Connector  USB Connector  Video Connector  Back to Contents Page  Pin  Signal 1 USB5V+ 2 USBP – 3 USBP+ 4 GND  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 CR[...]

Back to Contents Page  System Board Dell™Latitude™D820ServiceManual  Removing the System Board  Installing the System Board  Removing the System Board The system board's BIOS chip contains the Service Tag, which is also visible on a barcode label on the bottom of the computer. The replacement kit for the sy[...]

 15. Lift the system board out and away from the base.  Installing the System Board  1. Perform all the steps in Removing the System Board in reverse order.  2. Insert the battery into the battery bay.  3. Connect the AC adapter to the computer and to an electrical outlet.  4. Turn on the computer.  5. Insert the CD that accomp[...]

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Back to Contents Page Dell™Latitude™D820ServiceManual  Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2006DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in th[...]