Dell 1420 manual

Dell™Inspiron™1420/DellVostro™1400 Service Manual  Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2007DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this[...]

Back to Contents Page  Before You Begin Dell™Inspiron™1420/DellVostro™1400 Service Manual  Recommended Tools  Turning Off Your Computer  Before Working Inside Your Computer This section provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure as[...]

 1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.  2. Turn off your computer (see Turning Off Your Computer ).   3. Disconnect all telephone or network cables from the computer.   4. Disconnect your computer and all attached devices from their electrical outlets.  5. Close th[...]

Back to Contents Page  Flashing the BIOS Dell™Inspiron™1420/DellVostro™1400 Service Manual  1. Download the BIOS utility from the Dell Support website at support.dell.com and save it to your desktop.  2. After the download completes, double - click the BIOS utility file.  3. In the Dell BIOS Flash window, click Cont[...]

Back to Contents Page  Internal Card With Bluetooth ® Wireless Technology Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing and Replacing Internal Card With Bluetooth ® Wireless Technology    Removing and Replacing Internal Card With Bluetooth ® Wireless Technology   If you ordered [...]

Back to Contents Page  Camera Module Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing and Replacing the Camera Module  Removing and Replacing the Camera Module    1. Follow the instructions in Before You Begin .  2. Remove the display bezel (see Removing the Display Bezel ).  3. Lift the ca[...]

Back to Contents Page  Coin - Cell Battery Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Coin - Cell Battery  Replacing the Coin - Cell Battery     Removing the Coin - Cell Battery  1. Follow the procedures in Before You Begin .  2. Turn the computer over.  3. Loosen the cap[...]

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Back to Contents Page  Microprocessor Module Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Microprocessor Module  Replacing the Microprocessor Module  Removing the Microprocessor Module     1. Follow the instructions in Before You Begin .  2. Loosen the three captive screws sec[...]

  5. Lift the microprocessor module straight up and out of the ZIF - socket.  Replacing the Microprocessor Module    1. Follow the instructions in Before You Begin .   2. Follow the instructions in Removing the Microprocessor Module .   3. Align the pin - 1 corner of the new microprocessor module with the pin - 1 corne[...]

6. Replace the microprocessor module cover.  7. Update the BIOS using a flash BIOS update program floppy disk or CD. For instructions on how to flash the BIOS, see Flashing the BIOS . Back to Contents Page [...]

Back to Contents Page  Microprocessor Thermal - Cooling Assembly Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Microprocessor Thermal - Cooling Assembly  Replacing the Microprocessor Thermal - Cooling Assembly  Removing the Microprocessor Thermal - Cooling Assembly    1. Follow the i[...]

 1. Follow the instructions in Before You Begin .  2. Follow the instructions in Replacing the Microprocessor Module .  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 secure the micr[...]

Back to Contents Page  Display Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Display Assembly  Replacing the Display Assembly  Removing the Display Bezel  Replacing the Display Bezel  Removing the Display Panel  Replacing the Display Panel  Removing the Display Assembl[...]

 12. Slide the media buttons board left to release it from the grips and lift the media buttons board.  13. Rotate the LCD assembly upward for easy removal.  14. Lift the display assembly straight up and out of the computer.  Replacing the Display Assembly    1. Follow the instructions in Before You Begin  2. Follow the inst[...]

5. Carefully route the Mini - Card antenna cables through the cable guide on the base of the computer.  6. Connect the Mini - Card antenna cable connectors.  7. Replace the media buttons board by sliding it in place.  8. Tighten the screw to secure the media buttons board.  9. Connect the display cable to the system board.  10. Repla[...]

 Replacing the Display Bezel    1. Follow the instructions in Before You Begin .  2. Follow the instructions in Removing the Display Assembly .  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 si[...]

 5. Lift the cable securing tab and gently pull to disconnect the camera module cable from the connector.  6. Gently lift the bottom of the display panel up, then slide the display panel forward to remove it from the display cover.  7. Remove the six M2 x 3 - mm screws (three on each side) securing the display bracket to the display panel.[...]

2. Follow the instructions in Removing the Display Panel .  3. Replace the six M2 x 3 - mm screws (three on each side) to secure the display bracket to the display panel.  4. Connect the camera module cable from the connector.  5. Connect the top flex - cable connector to the display locking connector on the new display panel.  6. Conne[...]

Back to Contents Page  Fan Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Fan  Replacing the Fan  Removing the Fan    1. Follow the instructions in Before You Begin .  2. Remove the system board (see Removing the System Board ).  3. Remove the three M2.5 x 5 - mm screws securing[...]

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Back to Contents Page  Intel ® Turbo Memory Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the FCM  Replacing the FCM The Intel Turbo Memory also called Flash Cache Module (FCM), is an internal flash drive that helps improve the performance of your computer.  Removing the FCM  1. Follow the pr[...]

3. Replace the keyboard (see Replacing the Keyboard ).  4. Replace the keyboard cover (see Replacing the Keyboard Cover ). Back to Contents Page [...]

Back to Contents Page  Hard Drive Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Hard Drive  Replacing the Hard Drive      Removing the Hard Drive  1. Follow the procedures in Before You Begin .  2. Turn the computer over.  3. Remove the system battery: a.  Slide and cl[...]

 6. Remove the two screws securing the hard drive to the hard drive assembly .  7. Slide out the hard drive from the hard drive assembly.   Replacing the Hard Drive  1. Remove the new drive from its packaging. Save the original packaging for storing or shipping the hard drive.   2. Slide the hard drive in the hard drive assembl[...]

Back to Contents Page  Keyboard Cover Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Keyboard Cover  Replacing the Keyboard Cover     Removing the Keyboard Cover  1. Follow the procedures in Before You Begin .  2. Open the display as far as it will open.   3. Insert a plas[...]

Back to Contents Page  Keyboard Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Keyboard  Replacing the Keyboard     Removing the Keyboard  1. Follow the procedures in Before You Begin .  2. Remove the keyboard cover (see Removing the Keyboard Cover ).  3. Remove the two screw[...]

 2. Rotate the cable release lever downward to fasten the cable in the cable connector.  3. Hook the tabs along the front edge of the keyboard into the palmrest.  4. Press on the right edge near the top to snap the keyboard into place.  5. Replace the two screws to secure the keyboard. Back to Contents Page [...]

Back to Contents Page  Memory Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Memory Module  Replacing the Memory Module You can increase your computer memory by installing memory modules on the system board. Install only memory modules that are intended for your computer. Your computer has two us[...]

 Replacing the Memory Module   1. Align the notch in the module edge connector with the tab in the connector slot.  2. Slide the module firmly into the slot at a 30 - degree angle, and rotate the module down until it clicks into place. If you do not feel the click, remove the module and reinstall it.  3. Slide the memory module firml[...]

Back to Contents Page  Communication Cards Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing a WLAN Card  Replacing a WLAN Card  Removing a Mobile Broadband or WWAN Card  Replacing a WWAN Card If you ordered a wireless Mini - Card with your computer, the card is already installed.   Yo[...]

 Replacing a WLAN Card    1. Insert the WLAN card connector into the system board connector labeled "WLAN" at a 45 - degree angle by aligning the notch on the WLAN card to the slot on the system board connector.  2. Press down the other end of the WLAN card and tighten the screw securing the card to the system board.  3.[...]

 6. Lift the card from the computer at a 45 - degree angle.  Replacing a WWAN Card    1. Insert the WWAN card connector into the system board connector labeled "WWAN" at a 45 - degree angle by aligning the notch on the WWAN card to the slot on the system board connector.  2. Press down the other end of the WWAN card and [...]

Back to Contents Page  Modem Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing and Replacing the Modem  Removing and Replacing the Modem   1. Follow the procedures in Before You Begin .  2. Turn the computer over, loosen the three captive screws on the modem cover, and then remove the cover.  3[...]

Back to Contents Page  Optical Drive Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Optical Drive  Replacing the Optical Drive   Removing the Optical Drive  1. Follow the procedures in Before You Begin .  2. Turn the computer over.  3. Remove the locking screw from the optical driv[...]

Back to Contents Page  Palm Rest Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Palm Rest  Replacing the Palm Rest  Removing the Palm Rest    1. Follow the instructions in Before You Begin .  2. Remove the optical drive (see Removing the Optical Drive ).  3. Remove the keyboard [...]

 8. 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.  9. Disconnect the LED board cable.  10. Moving from left to right, carefully lift the palm rest along the rear edge, [...]

 3. Align the new palm rest with the base of the computer, and then snap the palm rest into place.   4. Connect the touch pad cable to the system board.  5. Connect the LED board cable to the system board.  6. Replace the three M2.5 x 5mm screws to the locations marked by letter P on top of the palmrest.  7. Turn the computer over[...]

Back to Contents Page  Pin Assignments for I/O Connectors Dell™Inspiron™1420/DellVostro™1400 Service Manual  USB Connector  Video Connector  S- Video TV - Out Connector  IEEE 1394 Connector  USB Connector  Video Connector  S- Video TV - Out Connector  Pin  Signal 1 USB5V+ 2 USBP – 3 U[...]

 IEEE 1394 Connector Back to Contents Page  1 GND 2 GND 3 DLUMA -L 4 DCRMA -L  Composite Video  Pin  Signal 5 GND 6 DCMPS - L 7 NC  Pin  Signal 1 TPB – 2 TPB+ 3 TPA – 4 TPA+[...]

Back to Contents Page  Speakers Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the Speakers  Replacing the Speakers  Removing the Speakers    1. Follow the instructions in Before You Begin .  2. Remove the system board (see Removing the System Board ).  3. Disconnect the speaker cab[...]

  3. Place each of the new speakers in the appropriate speaker slot.  4. Replace the two M2.5 x 5 - mm screws to secure the speakers to the base of the computer.  5. Carefully route the speaker cable through the cable guide on the base of the computer.  6. Connect the speaker cable to the system board.  7. Replace the system board[...]

Back to Contents Page  System Board Dell™Inspiron™1420/DellVostro™1400 Service Manual  Removing the System Board  Replacing 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[...]

 18. Take out the system board and keep it aside.  19. Disconnect the modem cable from the system board.  20. With the rear of the computer facing you, gently lift the system board assembly from the left side, then slide the system board assembly to the left and lift up on the right side to raise the assembly out of the computer.  Repla[...]

Back to Contents Page Dell™Inspiron™1420/DellVostro™1400 Service Manual Information in this document is subject to change without notice. © 2007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[...]