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HP Compaq nc4200 Notebook PC - Removing and Replacing the Hard Disk Drive

Introduction
This document is provided to assist in removing and replacing the hard disk drive for the HP Compaq nc4200 Notebook PC.
Minimum skill level
The End User requires no hardware-specific training to replace the defective part. The End user should have familiarity with system hardware and software requiring repair.
Tools required
Small Phillips-head (P0) screwdriver.
Parts required
  note:
Part numbers are subject to change.
The replacement part number will vary depending on the hard disk drive that is being replaced. If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP. Click here for more information on returning parts to HP.
Description
Part Number
Requires Return
80GB Ultra ATA/100 EIDE hard drive - 5,400 RPM, 9.55 mm form factor
405839-001 (Original)
Yes
80.0GB Ultra ATA-100 EIDE hard drive - 5,400 RPM, 9.5 mm form factor
383527-001 (Modified)
Yes
60.0GB Ultra ATA-100 EIDE hard drive - 5,400 RPM, 9.5 mm form factor
383526-001 (Modified)
Yes
40.0GB Ultra ATA-100 EIDE hard drive - 5,400 RPM, 9.5 mm form factor
383525-001 (Original)
Yes
  note:
For customers in countries/regions with RoHS legislation* (e.g. EU, China, etc.) restricting the use of hazardous substances in electrical equipment. The use of the Original Spare part is regulated by RoHS legislation. If your unit contains a part that is labeled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labeled with the Original Spare number, please order the Original Spare as the replacement part. In this case either the Original Spare or the Modified Spare may be shipped which will not affect performance or functionality of the unit.
Summary of instructions
To view a video demonstrating the procedure for removing the hard disk drive, click on the link below. Or use the product video listing on the HP Services Media Library (
Hard disk drive from the menu on the upper left hand side of the screen.
Hard disk drive removal
  1. Review the safety considerations before performing the steps listed below by clicking on the following link:
      caution:
    Failure to comply with the precautions could result in damage to your product or loss of data.
  2. Loosen the two captive P0 Phillips-head screws that secure the hard disk drive cover to the bottom of the notebook.
  3. Use your finger or a flat-bladed tool to lift the inside edge of the hard disk drive cover and remove it.
  4. Loosen the captive spring-loaded P1 Phillips-head screw that secures the hard disk drive.
  5. Grasp the Mylar tab and pull the hard disk drive toward the outside edge of the base enclosure to disconnect the hard disk drive from the system board connector.
  6. Lift the hard disk drive out of the bay and remove.
  7. Remove the four 4 mm P0 Phillips-head screws that secure the hard disk drive to the hard disk drive carrier.
  8. Remove the hard disk drive from the hard disk drive carrier.
  9. Carefully remove the connector from the rear of the hard disk drive.
  10. Place the hard disk drive in a static dissipative bag.
Hard disk drive replacement
  1. Remove the hard disk drive from the static dissipative bag.
  2. Carefully replace the connector on the rear of the hard disk drive.
  3. Place the hard disk drive into the hard disk drive carrier.
  4. Replace the four 4 mm P0 Phillips-head screws that secure the hard disk drive to the hard disk drive carrier.
  5. Place the hard disk drive into the hard disk drive bay.
  6. Push the hard disk drive toward the inside of the base enclosure until the connector is seated.
  7. Tighten the captive spring-loaded P1 Phillips-head screw that secures the hard disk drive.
  8. Toe the hard disk drive cover into the enclosure.
  9. Tighten the two captive P0 Phillips-head screws.

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