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System Board

Dell™ Inspiron™ 1501 Service Manual

  Removing the System Board

  Replacing the System Board

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your Computer) before working inside the computer.

The system board 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 a CD that provides a utility for transferring the Service Tag to the replacement system board.

Removing the System Board

1. Follow the instructions in Before You Begin.
   
   
2. Remove the hard drive (see Removing the Hard Drive).
   
   
3. Remove the optical drive (see Removing an Optical Drive).
   
   
4. Remove the memory module(s) (see Removing the Memory Module(s)).
   
   
5. Remove the modem (see Removing the Modem).
   
   
6. Remove the hinge cover (see Removing the Hinge Cover).
   
   
7. Remove the keyboard (see Removing the Keyboard).
   
   
8. Remove the Mini-Card (see Removing a Mini-Card).
   
   
9. Remove the display assembly (see Removing the Display Assembly).
   
   
10. Remove the palm rest (see Removing the Palm Rest).
    
    

NOTE: It is not required but is highly recommended that you remove the fan.

11. Remove the fan (see Removing a Fan).
    
    
12. Remove the processor thermal-cooling assembly (see Removing the Processor Thermal-Cooling Assembly).
    
    
13. Remove the processor (see Removing the Processor Module).
    
    
14. Remove the ExpressCard/hard-drive bay assembly (see Removing the ExpressCard/Hard-Drive Bay Assembly).
    
    
15. Remove the two hex-nut video screws from the back of the computer.
    
    

1	hex-nut video screws (2)

16. Remove the remaining two M2.5 x 5-mm screws from the system board.
    
    

1	M2.5 x 5-mm screws (2)

17. Pull out slightly on the back right side of the computer to release the connectors on the system board from the base.
    
    
18. Lift the front of the system board and slowly ease the connectors out of the computer base and remove the system board.
    
    

Replacing the System Board

1. Carefully place the system board into the computer base.
   
   
2. Replace the two M2.5 x 5-mm screws in the system board.
   
   
3. Replace the two hex-nut video screws in the back of the computer.
   
   
4. Replace the ExpressCard/hard-drive bay assembly (see Replacing the ExpressCard/Hard-Drive Bay Assembly).
   
   
5. Replace the processor (see Replacing the Processor Module).
   
   
6. Replace the processor thermal-cooling assembly (see Replacing the Processor Thermal-Cooling Assembly).
   
   
7. Replace the fan (see Replacing a Fan).
   
   
8. Replace the palm rest (see Replacing the Palm Rest).
   
   
9. Replace the display assembly (see Replacing the Display Assembly).
   
   
10. Replace the Mini-Card (see Replacing a Mini-Card).
    
    
11. Replace the keyboard (see Replacing the Keyboard).
    
    
12. Replace the hinge cover (see Replacing the Hinge Cover).
    
    
13. Replace the modem (see Replacing the Modem).
    
    
14. Replace the memory module(s) (see Replacing the Memory Module(s)).
    
    
15. Replace the optical drive (see Replacing an Optical Drive).
    
    
16. Replace the hard drive (see Replacing the Hard Drive).
    
    
17. Replace the main battery (see Before Working Inside Your Computer).
    
    

NOTICE: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

18. Turn the computer over and turn it on.
    
    

NOTE: If you use a BIOS update program CD to flash the BIOS, press <F12> before inserting the CD so that you can set up the computer to boot from a CD this one time only. Otherwise, you must enter the system setup program to change the default boot order.

19. Insert the flash BIOS update program CD that accompanied the replacement system board into the optical drive. Follow the instructions that appear on the screen. See Flashing the BIOS for further information.
    
    
20. Enter the system setup program to update the BIOS on the new system board with the computer Service Tag.
    
    

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