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Dell 1525 manual

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Table of contents for the manual

  • Page 1

    Dell™Inspiron™1525/1526ServiceManual  Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2007 – 2008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:[...]

  • Page 2

    Back to Contents Page  Before You Begin Dell™Inspiron™1525/1526ServiceManual  Recommended Tools  Before Working Inside Your Computer This document provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure assumes that: l  You have performed the steps [...]

  • Page 3

    7. Slide the battery release latch until they click into place.  8. Slide the battery out of the battery bay.  9. Turn the computer top - side up, open the display, and press the power button to ground the system board. Back to Contents Page  1 battery 2 battery release latch[...]

  • Page 4

    Back to Contents Page  Flashing the BIOS Dell™Inspiron™1525/1526ServiceManual  Flashing the BIOS From a CD  Flashing the BIOS From the Hard Drive If a BIOS - update program CD is provided with a 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[...]

  • Page 5

    9. Double - click the file icon on the desktop and follow the instructions on the screen. Back to Contents Page [...]

  • Page 6

    Back to Contents Page  Internal Card With Bluetooth ® Wireless Technology Dell™Inspiron™1525/1526ServiceManual   Removing the Internal Card With Bluetooth ® Wireless Technology  1. Follow the procedures in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3[...]

  • Page 7

    Back to Contents Page  Button Board Dell™Inspiron™1525/1526ServiceManual   Removing the Button Board  1. Follow the procedures in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3. Remove the keyboard (see Removing the Keyboard ).  4. Disconnect the button boa[...]

  • Page 8

    Back to Contents Page  Using the Memory Card Reader Dell™Inspiron™1525/1526ServiceManual  Removing a Memory Card or Blank  Press the card into the slot to release it from the card reader. When it is partially ejected, remove the card.  Installing a Memory Card  You can install a memory card in the computer while th[...]

  • Page 9

    Back to Contents Page  Center Control Cover Dell™Inspiron™1525/1526ServiceManual   Removing the Center Control Cover  1. Follow the procedures in Before You Begin .  2. Remove the two screws securing the center control cover from the battery bay.  3. Turn the computer top side up, and open the display as far as [...]

  • Page 10

     8. Lift the keyboard and hold it up and slightly forward to access to the media control buttons connector.  9. Disconnect the media control buttons connector and remove the media control buttons cable.  Replacing the Center Control Cover  1. Reconnect the media control buttons cable to the connector below the keyboard.  2. Align the[...]

  • Page 11

    Back to Contents Page  Coin - Cell Battery Dell™Inspiron™1525/1526ServiceManual  Removing the Coin - Cell Battery  Replacing the Coin - Cell Battery  Removing the Coin - Cell Battery   1. Follow the instructions in Before You Begin .  2. Remove all memory module (see Removing Memory Module ).  3. Rem[...]

  • Page 12

     Replacing the Coin - Cell Battery   1. Hold the coin - cell battery with the positive side up.  2. Slide the coin - cell battery into the slot and gently press until it snaps to the slot.  3. Follow the steps in Removing the Coin - Cell Battery in the reverse order. Back to Contents Page  CAUTION: Before you begin the following p[...]

  • Page 13

    Back to Contents Page  Processor Module Dell™Inspiron™1525/1526ServiceManual  Removing the Processor Module   1. Follow the instructions in Before You Begin .  2. Remove the processor thermal - cooling assembly (see Removing the Processor Thermal - Cooling Assembly ).  3. To loosen the ZIF socket, use a small, f[...]

  • Page 14

    When the processor module is properly 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 properly.  2. Tighten the ZIF socket by turning the cam screw clockwise to secure the processor module to the system board.  3. Replace the processor thermal -[...]

  • Page 15

    Back to Contents Page  Processor Thermal - Cooling Assembly Dell™Inspiron™1525/1526ServiceManual  Removing the Processor Thermal - Cooling Assembly   1. Follow the instructions in Before You Begin .  2. Turn the computer over.  3. Remove the eight captive screws securing the back cover and remove the module cove[...]

  • Page 16

      1. Align the five captive screws on the processor thermal - cooling assembly with the screw holes on the system board.  2. In sequential order, tighten the five captive screws to secure the processor thermal - cooling assembly to the system board.  3. Replace the module cover and tighten the eight captive screws. Back to Contents Page[...]

  • Page 17

    Back to Contents Page  Display Dell™Inspiron™1525/1526ServiceManual  Display Assembly  Display Bezel  Display Panel  Camera and Microphone Assembly  Display Assembly  Removing the Display Assembly   1. Follow the instructions in Before You Begin .  2. Loosen the eight captive screws on th[...]

  • Page 18

     8. Disconnect the display cable from the connector.  9. Disconnect the camera cable from the connector.  10. Pull the antenna cables from the routing hole and release them from the routing channel.  11. Remove the four screws from the display assembly hinges.  12. Lift the display assembly out of the computer.  Replacing the Disp[...]

  • Page 19

     6. Connect the display cable to the display cable connector on the system board.  7. Connect the camera cables to the camera cable connector on the system board.  8. Replace the keyboard (see Replacing the Keyboard ).  9. Replace the center control cover (see Replacing the Center Control Cover ).  10. Close the display and turn the [...]

  • Page 20

    remainder of the bezel.  Replacing the Display Bezel   1. Follow the instructions in Before You Begin .  2. Starting at any corner, use your fingers to gently snap the bezel into place to secure it to the display panel.  3. Replace the captive screw and five shoulder screws around the display bezel.  4. Replace the six rubber disp[...]

  • Page 21

     9. Use the pull tab to disconnect the bottom flex - cable connector from the invertor connector.  10. Lift the tape securing the top flex - cable connector and gently pull to disconnect the top flex - cable connector from the display locking connector.  Replacing the Display Panel   1. Follow the instructions in Before You Begin . ?[...]

  • Page 22

     10. Replace the center control cover (see Replacing the Center Control Cover ).  Camera and Microphone Assembly  Removing the Camera and Microphone Assembly   1. Follow the instructions in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3. Remove the keyboard (see Removing the [...]

  • Page 23

    Back to Contents Page  ExpressCard Cage Dell™Inspiron™1525/1526ServiceManual  Removing the ExpressCard Cage   1. Follow the instructions in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3. Remove the keyboard (see Removing the Keyboard ).  4. Remove the disp[...]

  • Page 24

    [...]

  • Page 25

    Back to Contents Page  Hard Drive Dell™Inspiron™1525/1526ServiceManual    Removing the Hard Drive  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. Remove the two screws (one from each side of t[...]

  • Page 26

     Replacing the Hard Drive   1. Replace the hard drive cover and tighten the two screws to secure the cover to the hard drive.  2. Slide the hard drive into the hard drive bay until the drive is fully seated.  3. Replace the two screws to secure the hard drive.  4. Install the operating system for your computer, as needed (see &quo[...]

  • Page 27

    Back to Contents Page  Keyboard Dell™Inspiron™1525/1526ServiceManual   Removing the Keyboard  1. Follow the procedures in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3. Remove the two screws at the top of the keyboard.  4. Lift the keyboard and hold it up [...]

  • Page 28

    [...]

  • Page 29

    Back to Contents Page  Battery Latch Assembly Dell™Inspiron™1525/1526ServiceManual  Removing the Battery Latch Assembly  Replacing the Battery Latch Assembly  Removing the Battery Latch Assembly   1. Follow the instructions in Before You Begin .  2. Remove all memory module (see Removing Memory Module )[...]

  • Page 30

     Replacing the Battery Latch Assembly   1. Slide the battery latch assembly into place.  2. Replace the spring.  3. Align the battery release button with the hole in the battery latch assembly, then press the button into place.  4. Follow the steps in Removing the Battery Latch Assembly in the reverse order. Back to Contents Page [...]

  • Page 31

    Back to Contents Page  Memory Dell™Inspiron™1525/1526ServiceManual  You can increase your computer memory by installing memory modules on the system board. See "Specifications" in your Owner's Manual for information on the memory supported by your computer. Install only memory modules that are intended for yo[...]

  • Page 32

     Replacing 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 45 - 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. Replace the memory module cover.  [...]

  • Page 33

    Back to Contents Page  Wireless Mini - Cards Dell™Inspiron™1525/1526ServiceManual  Flash Cache Module  If you ordered a wireless Mini - Card with your computer, the card is already installed. Your computer supports three types of wireless Mini - Cards: l  Wireless Local Area Network (WLAN) l  Ultra - Wideband (U[...]

  • Page 34

     5. Release the Mini - card by removing the securing screw.  6. Lift the card out of its system board connector.  Replacing Mini - Card  1. Insert the card connector into the system board connector at a 45 - degree angle.  2. Press the other end of the card down into the slot on the system board until the card clicks into place.  [...]

  • Page 35

     Flash Cache Module  Removing the FCM  1. Follow the procedures in Before You Begin .  2. Turn the computer over and remove the cover on the Mini Card compartment.  3. Ground yourself by touching one of the metal connectors on the back of the computer.  4. Remove the M2 x 3 - mm securing screw.  5. Lift the FCM out of its syste[...]

  • Page 36

    Back to Contents Page  Optical Drive Dell™Inspiron™1525/1526ServiceManual  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 drive.  4. Using a plastic scribe or screw driver, push the notch to release the optical [...]

  • Page 37

    Back to Contents Page  Palm Rest Dell™Inspiron™1525/1526ServiceManual  Removing the Palm Rest   1. Follow the instructions in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3. Remove the keyboard (see Removing the Keyboard ).  4. Remove the internal card with[...]

  • Page 38

     11. Moving from left to right, carefully lift the palm rest along the rear edge, near the hinge brackets, then gently lift the palm rest to remove it from the computer.  Replacing the Palm Rest   1. Align the palm rest with the base of the computer and gently snap it into place.  2. Connect the touch pad connector and the device sta[...]

  • Page 39

    Back to Contents Page  ExpressCards Dell™Inspiron™1525/1526ServiceManual  Removing an ExpressCard or Blank  Press the card or blank to remove it from its slot. Save a blank to use when no ExpressCard is installed in a slot. Blanks protect unused slots from dust and other particles.  Installing an ExpressCard or Blank [...]

  • Page 40

    Back to Contents Page  Pin Assignments for I/O Connectors Dell™Inspiron™1525/1526ServiceManual  USB Connector  Video Connector  S- Video TV - Out Connector  1394 Connector  HDMI Connector  USB Connector  Video Connector  S- Video TV - Out Connector  Pin  Signal 1 USB5V+ 2 USBP – 3[...]

  • Page 41

     1394 Connector  HDMI Connector  S- Video  Pin  Signal 1 GND 2 GND 3 DLUMA -L 4 DCRMA -L  Pin  Signal 1 TPB - 2 TPB+ 3 TPA - 4 TPA+  Pin  Signal  Pin  Signal 1 TMDS Data 2+ 11 TMDS Clock Shield 2 TMDS Data 2 Shield 12 TMDS Clock - 3 TMDS Data 2 - 13 CEC 4 TMDS Data 1+ 14 No Connect 5 TMDS Data 1 Shield 15 DDC Clock [...]

  • Page 42

    Back to Contents Page  9 TMDS Data 0 - 19 Hot Plug Detect 10 TMDS Clock+ 20 SHELL[...]

  • Page 43

    Back to Contents Page  Subscriber Identity Module (Optional) Dell™Inspiron™1525/1526ServiceManual Subscriber Identity Modules (SIM) identify users uniquely through an International Mobile Subscriber Identity.  Replacing the SIM   1. Follow the procedures in Before You Begin .  2. In the battery bay, slide the SIM i[...]

  • Page 44

    Back to Contents Page  Speaker Assembly Dell™Inspiron™1525/1526ServiceManual  Removing the Speaker Assembly   1. Follow the instructions in Before You Begin .  2. Remove the center control cover (see Removing the Center Control Cover ).  3. Remove the keyboard (see Removing the Keyboard ).  4. Remove the disp[...]

  • Page 45

    [...]

  • Page 46

    Back to Contents Page  System Board Assembly Dell™Inspiron™1525/1526ServiceManual  S- Video Board  Charger 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 system board includes media that provides a[...]

  • Page 47

     17. Remove the four screws from the top of the system board.  18. Lift the right side of the system board, and then carefully lift the system board out of the computer.  Replacing the System Board Assembly   1. Insert the right side of the system board into the base of the computer at an angle until the connectors on the system boar[...]

  • Page 48

    Removing the S - Video Board   1. Follow the instructions in Before You Begin .  2. Remove all memory modules (see Removing Memory Module ).  3. Remove the hard drive (see Removing the Hard Drive ).  4. Remove the optical drive (see Removing the Optical Drive ).  5. Remove all Mini - Cards (see Removing Mini - Card ).  6. Remov[...]

  • Page 49

     Charger Board  Removing the Charger Board   1. Follow the instructions in Before You Begin .  2. Remove all memory module (see Removing Memory Module ).  3. Remove the hard drive (see Removing the Hard Drive ).  4. Remove the optical drive (see Removing the Optical Drive ).  5. Remove all Mini - Cards (see Removing Mini - C[...]

  • Page 50

    Replacing the Charger Board   1. Align the charger board to the system board in the right direction and gently press to connect the charger board connector to the system board.  2. Replace the two screws securing the charger board to the system board assembly.  3. Follow the steps in Removing the Charger Board in the reverse order. Back[...]

  • Page 51

    Back to Contents Page Dell™Inspiron™1525/1526ServiceManual Information in this document is subject to change without notice. © 2007 – 2008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[...]