Page 2 - Base
Back to Contents Page Base Dell™ Latitude™ ATG D620 Service Manual 1. Follow the instructions in Before You Begin . 2. Remove the system board (see System Board ). 3. Remove the fan (see F a n ). Back to Contents Page CAUTION: Before working inside your computer, follow the safety inst...
Page 3 - Before You Begin; Recommended Tools; Before Working Inside Your Computer
Back to Contents Page Before You Begin Dell™ Latitude™ ATG D620 Service Manual Recommended Tools Turning Off Your Computer Before Working Inside Your Computer This document provides procedures for removing and installing the components in your computer. Unless otherwise noted, each proced...
Page 5 - Flashing the BIOS; Flashing the BIOS From a CD
Back to Contents Page Flashing the BIOS Dell™ Latitude™ ATG D620 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 ...
Page 6 - Internal Card With Bluetooth
Back to Contents Page Internal Card With Bluetooth ® Wireless Technology Dell™ Latitude™ ATG D620 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...
Page 9 - Processor; Removing the Processor
Back to Contents Page Processor Dell™ Latitude™ ATG D620 Service Manual Removing the Processor Installing the Processor Removing the Processor 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove any installed...
Page 10 - Installing the Processor
Installing the Processor 1. Align the pin-1 corner of the processor so that it points to the triangle on the system board, and insert the processor into the ZIF socket. When the processor is correctly seated, all four corners are aligned at the same height. If one or more corners of the processo...
Page 11 - Display Assembly; Removing the Display Assembly
Back to Contents Page Display Assembly Dell™ Latitude™ ATG D620 Service Manual Removing the Display Assembly Removing the Display Bezel Removing the Display Panel Removing the Display Panel Brackets Removing the Display Panel Cable Removing the Display Hinges Removing the Displ...
Page 12 - Removing the Display Bezel
9. From the bottom of the computer, remove the two M2.5 x 8-mm screws labeled "D." 10. From the back of the computer, remove the two M2.5 x 8-mm screws. 11. Turn the computer right-side up and open the display. 12. Lift the display assembly out of the computer base. Removing the Disp...
Page 13 - Removing the Display Panel
3. Use a plastic scribe to pry the six rubber screw covers/display bumpers out of the screw holes on the front of the bezel. 4. Remove the six M2.5 x 5-mm shoulder screws from the front of the bezel. 5. Starting from the inside edges of the bezel, use your fingers to gently pry the bezel upwar...
Page 15 - Removing the Display Hinges
6. Gently pull the pull-tab on the bottom flex-cable connector to release the cable from the inverter board. 7. Squeeze the flex-cable release levers at either side of the top flex-cable connector, releasing the connector. Removing the Display Hinges 1. Follow the instructions in Before ...
Page 17 - Fan
Back to Contents Page Fan Dell™ Latitude™ ATG D620 Service Manual 1. Follow the instructions in Before You Begin . 2. Remove the system board (see System Board ). 3. Remove the M2.5 x 5-mm screw that secures the fan to the base. 4. Lift the fan assembly out of the base. Back to Content...
Page 18 - Hard Drive
Back to Contents Page Hard Drive Dell™ Latitude™ ATG D620 Service Manual 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. 3. Slide the hard drive out of the computer. 4. Remo...
Page 19 - Hinge Cover
Back to Contents Page Hinge Cover Dell™ Latitude™ ATG D620 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 the display rests on your work surface. 3. Starting on the right side of th...
Page 20 - Keyboard; Removing the Keyboard; Replacing the Keyboard
Back to Contents Page Keyboard Dell™ Latitude™ ATG D620 Service Manual Removing the Keyboard Replacing the Keyboard Removing the Keyboard 1. Follow the instructions in Before You Begin . 2. Turn the computer right-side up and open it. 3. Remove the hinge cover (see Hinge Cover )....
Page 22 - Memory; DIMM A
Back to Contents Page Memory Dell™ Latitude™ ATG D620 Service Manual 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). DIMM A 1. Follow the procedures in ...
Page 23 - 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. If you do not feel the click, remove the mo...
Page 25 - Communications Cards; Wireless Local Area Network (WLAN) Card
Back to Contents Page Communications Cards Dell™ Latitude™ ATG D620 Service Manual Wireless Local Area Network (WLAN) Card Mobile Broadband Network (WWAN) Card Subscriber Identity Module (SIM) Card Wireless Local Area Network (WLAN) Card If you ordered a WLAN card with your computer, th...
Page 29 - Modem
Back to Contents Page Modem Dell™ Latitude™ ATG D620 Service Manual 1. Follow the instructions in Before You Begin . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove any installed media bay device (see Media Bay Devices ). 4. Remove the keyboard (see Keyboard ). 5. Remove the ...
Page 30 - Media Bay Devices
Back to Contents Page Media Bay Devices Dell™ Latitude™ ATG D620 Service Manual 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 c...
Page 31 - Palm Rest
Back to Contents Page Palm Rest Dell™ Latitude™ ATG D620 Service Manual 1. Follow the instructions in Before You Begin . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove any installed media bay device (see Media Bay Devices ). 4. Remove the keyboard (see Keyboard ). 5. Remove ...
Page 33 - PC Card Reader
Back to Contents Page PC Card Reader Dell™ Latitude™ ATG D620 Service Manual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove any installed media bay device (see Media Bay Devices ). 4. Remove the keyboard (see ...
Page 34 - Speaker
Back to Contents Page Speaker Dell™ Latitude™ ATG D620 Service Manual 1. Follow the instructions in Before Working Inside Your Computer . 2. Remove the hinge cover (see Hinge Cover ). 3. Remove any installed media bay device (see Media Bay Devices ). 4. Remove the keyboard (see Keyboar...
Page 35 - System Board; Removing the System Board
Back to Contents Page System Board Dell™ Latitude™ ATG D620 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 ...
Page 36 - Installing the System Board
17. Remove the four 5-mm hex screws on the back of the computer. 18. 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. 1 fan cable 2 M2.5 x 5-mm screws (4) (identified by silver triangles on t...
Page 38 - Processor Thermal-Cooling Assembly; Removing the Processor Thermal-Cooling Assembly
Back to Contents Page Processor Thermal-Cooling Assembly Dell™ Latitude™ ATG D620 Service Manual Removing the Processor Thermal-Cooling Assembly Replacing the Processor Thermal-Cooling Assembly Removing the Processor Thermal-Cooling Assembly 1. Follow the instructions in Before Worki...