Instruction/ maintenance manual of the product D620 Dell
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Dell™Latitude™D620ServiceManual Model PP18L Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2006DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc.
Back to Contents Page Base Dell™Latitude™D620ServiceManual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hard drive (see Hard Drive ). 3. Remove any installed media bay device (see Media Bay Devices ).
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Back to Contents Page Before You Begin Dell™Latitude™D620ServiceManual Recommended Tools Turning Off Your Computer Before Working Inside Your Computer Computer Orientation Screw Identification This chapter provides procedures for removing and installing the components in your computer.
3. Disconnect any telephone, network, and USB cables from the computer. 4. Disconnect your computer and all attached devices from their electrical outlets.
Back to Contents Page Optical Drive: (1 each) NOTE: This screw is optional and might not be installed on the computer. Fan Module: (4 each) Display Assembly to Computer Base: (4 each) Mode.
Back to Contents Page Flashing the BIOS Dell™Latitude™D620ServiceManual 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.
Back to Contents Page Internal Card with Bluetooth ® Wireless Technology Dell™Latitude™D620ServiceManual If you ordered an internal card with Bluetooth wireless technology with your computer, it is already installed. 1.
Back to Contents Page Coin - Cell Battery Dell™Latitude™D620ServiceManual 1. Follow the procedures in Before You Begin . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove the keyboard (see Keyboard ). 4.
Back to Contents Page Processor Module Dell™Latitude™D620ServiceManual Removing the Processor Module Installing the Processor Module Removing the Processor Module 1. Follow the instructions in Before Working Inside Your Computer .
Installing the Processor Module 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.
Back to Contents Page Display Assembly Dell™Latitude™D620ServiceManual Removing the Display Assembly Removing the Display Bezel Removing the Display Panel Installing the Display Panel Removing the Display Hinges Removing the Display Assembly 1.
12. Lift the display assembly out of the computer base. Removing the Display Bezel 1. Follow the instructions in Before Working Inside Your Computer .
Removing the Display Panel 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the display assembly (see Display Assembly ). 3. Remove the display bezel (see Removing the Display Bezel ). 4. Remove the four M2 x 3 - mm screws from each side of the display panel.
Installing the Display Panel 1. Replace the eight M2 x 3 - mm screws that secure the display panel to the top cover. 2. Route the display - feed flex cable and antenna cables so that they rest in the notch located in the bottom edge of the top cover.
Back to Contents Page Fan Dell™Latitude™D620ServiceManual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hard drive (see Hard Drive ). 3. Remove any installed media bay device (see Media Bay Devices ).
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Back to Contents Page Hard Drive Dell™Latitude™D620ServiceManual To replace the hard drive in the hard drive bay: 1. Follow the procedures in Before You Begin . 2. Turn the computer over, and remove the two hard drive screws.
Back to Contents Page Hinge Cover Dell™Latitude™D620ServiceManual 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 the display rests on your work surface.
Back to Contents Page Keyboard Dell™Latitude™D620ServiceManual Removing the Keyboard Replacing the Keyboard Removing the Keyboard 1. Follow the instructions in Before Working Inside Your Computer . 2.
Back to Contents Page 1 keyboard 2 system board connector .
Back to Contents Page Memory Dell™Latitude™D620ServiceManual DIMM A DIMM B Your computer has two user - accessible SODIMM sockets, one accessed from beneath the keyboard (DIMM A), and the other accessed from the bottom of the computer (DIMM B).
5. Ground yourself and install the new memory module: a. Align the notch in the module connector with the tab in the connector slot. b. Slide the module firmly into the slot at a 45 - degree angle, and rotate the module down until it clicks into place.
4. Ground yourself and install the new memory module: a. Align the notch in the module edge connector with the tab in the connector slot. b. Slide the module firmly into the slot at a 45 - degree angle, and rotate the module down until it clicks into place.
Back to Contents Page Communications Cards Dell™Latitude™D620ServiceManual Wireless Local Area Network (WLAN) Card Mobile Broadband Card Subscriber Identity Module (SIM) Card Wireless Local Area Network (WLAN) Card If you ordered a WLAN card with your computer, the card is already installed.
5. To install a WLAN card: a. Move any antenna cables out of the way to make space for the WLAN card. b. Align the WLAN card with the connector at a 45 - degree angle, and press the card into the connector until you feel a click. c. Connect the antenna cables to the WLAN card, ensuring that you route the cables correctly.
1. Follow the procedures in Before You Begin . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove the keyboard (see Keyboard ). 4. If a Mobile Broadband card is not already installed, go to step 5. If you are replacing a Mobile Broadband card, remove the existing card: a.
6. Connect the antenna cable or cables to the Mobile Broadband card, ensuring that you route the cables correctly. Subscriber Identity Module (SIM) Card 1.
Back to Contents Page Modem Dell™Latitude™D620ServiceManual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove the optical drive (see Media Bay Devices ).
Back to Contents Page Microphone Dell™Latitude™D620ServiceManual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove the optical drive (see Media Bay Devices ).
Back to Contents Page Media Bay Devices Dell™Latitude™D620ServiceManual 1. If present, remove the device security screw from the bottom of the computer. 2. If the computer is running, double - click the Safely Remove Hardware icon on the taskbar, click the device you want to eject, and click Stop .
Back to Contents Page Palm Rest Dell™Latitude™D620ServiceManual 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 (see Media Bay Devices ).
13. Remove the palm rest. a. Starting at the back center of the palm rest, use your fingers to separate the palm rest from the base plastics by lifting the inside edge of the palm rest. b. After the back of the palm rest is unsnapped, push the palm rest forward to unhook the remainder of the palm rest from the front of the base.
Back to Contents Page PC Card Reader Dell™Latitude™D620ServiceManual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove the optical drive (see Media Bay Devices ).
Back to Contents Page Speaker Dell™Latitude™D620ServiceManual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove the optical drive (see Media Bay Devices ).
Back to Contents Page System Board Dell™Latitude™D620ServiceManual 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.
19. Remove the four 5 - mm hex screws on the back of the computer. 20. Lift the system board out and away from the base plastics. Installing the System Board 1. Perform all the steps in Removing the System Board in reverse order. 1 M2.
2. Insert the battery into the battery bay. See Before Working Inside Your Computer . 3. Connect the AC adapter to the computer and to an electrical outlet. 4. Turn on the computer. 5. Insert the CD that accompanied the replacement system board into the appropriate drive.
Back to Contents Page System Components Dell™Latitude™D620ServiceManual 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.
Back to Contents Page 17 processor thermal - cooling assembly 18 Mobile Broadband card 19 WLAN card 20 display - feed flex cable 21 antenna cables 22 display hinge.
Back to Contents Page Processor Thermal - Cooling Assembly Dell™Latitude™D620ServiceManual Removing the Processor Thermal - Cooling Assembly Replacing the Processor Thermal - Cooling Assembly Removing the Processor Thermal - Cooling Assembly 1.
1. Remove the processor thermal - cooling assembly (see Processor Thermal - Cooling Assembly ). 2. Peel the backing off the thermal cooling pad and adhere the pad to the portion of the thermal - cooling assembly that covers the processor. 3.
Back to Contents Page Dell™Latitude™D620ServiceManual Information in this document is subject to change without notice. © 2006DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc.
An important point after buying a device Dell D620 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell D620 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell D620 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell D620 you will learn all the available features of the product, as well as information on its operation. The information that you get Dell D620 will certainly help you make a decision on the purchase.
If you already are a holder of Dell D620, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell D620.
However, one of the most important roles played by the user manual is to help in solving problems with Dell D620. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell D620 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
