Introduction

If your HP ProBook 4520s shuts down without warning, you may have a hard drive error and need to replace the hard drive.

Image 1/2: Push the two latches below the battery inwards at the same time. Image 2/2: Push the two latches below the battery inwards at the same time.
  • Flip the 4520s upside-down with the front toward you.

  • Push the two latches below the battery inwards at the same time.

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Image 1/1:
  • Remove the battery by holding the latches and sliding the battery away from you.

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Image 1/2: Image 2/2:
  • Use a Phillips (PH1) head screwdriver to remove three 2mm screws where the battery was located.

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Image 1/2: Use a metal spudger to peel off two rubber caps located on either side of the battery port. Image 2/2: Use a metal spudger to peel off two rubber caps located on either side of the battery port.
  • Flip the 4520s over and rotate it so the back is facing you.

  • Use a metal spudger to peel off two rubber caps located on either side of the battery port.

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Image 1/1:
  • Use a Phillips (PH1) head screwdriver to remove the 3mm screws behind the caps.

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Image 1/3: The switch cover is located above the keyboard.  Push the switch cover away from you until it comes loose from the 4520s. Image 2/3: Lift the switch cover away from the 4520s and set it aside. Image 3/3: Lift the switch cover away from the 4520s and set it aside.
  • Rotate the 4520s and then open it with the screen facing you.

  • The switch cover is located above the keyboard. Push the switch cover away from you until it comes loose from the 4520s.

  • Lift the switch cover away from the 4520s and set it aside.

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Image 1/2: Image 2/2:
  • Use a Phillips (PH1) head screwdriver to remove the two 7mm screws located on either side of the keyboard panel.

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Image 1/1: Do not yank the keyboard panel away from the 4520s. This may damage the cable.
  • Slide the keyboard panel away from you to free it from the 4520s.

  • Do not yank the keyboard panel away from the 4520s. This may damage the cable.

Does keyboard slide away or to right/left? thought it was to the right.

Heidi Bell - Reply

Keyboard goes directly away

Robert Spencer Harrison -

Image 1/2: Release the ribbon cable by carefully lifting the black tab upwards, one side at a time. Image 2/2: Remove the cable and  lift the keyboard panel up. Set it aside.
  • Gently raise up the keyboard and flip it over to reveal a ribbon cable.

  • Release the ribbon cable by carefully lifting the black tab upwards, one side at a time.

  • Remove the cable and lift the keyboard panel up. Set it aside.

  • When reassembling, feed the ribbon cable into the port. Press down on the tab to pinch the cable in place.

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Image 1/2: Image 2/2:
  • Use a Phillips (PH1) head screwdriver to remove the three 3mm screws along the top of the palm rest.

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Image 1/2: Do not yank the palm rest away from the 4520s. This may damage the cable. Image 2/2: Do not yank the palm rest away from the 4520s. This may damage the cable.
  • Slide the palm rest to the right to release it and then rotate it back gently.

  • Do not yank the palm rest away from the 4520s. This may damage the cable.

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Image 1/2: Remove the cable and set the palm rest aside. Image 2/2: Remove the cable and set the palm rest aside.
  • Release the ribbon cable by opening the black hinge on the port using a spudger.

  • Remove the cable and set the palm rest aside.

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Image 1/3: Remove two 5mm screws on the left using a Phillips (PH1) head screwdriver. Image 2/3: Fully loosen the captive screw on the right using a Phillips (PH1) head screwdriver. Image 3/3: Fully loosen the captive screw on the right using a Phillips (PH1) head screwdriver.
  • The hard drive is contained in the housing on the lower right.

  • Remove two 5mm screws on the left using a Phillips (PH1) head screwdriver.

  • Fully loosen the captive screw on the right using a Phillips (PH1) head screwdriver.

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Image 1/2: Lift the housing out from the 4520s. Image 2/2: Lift the housing out from the 4520s.
  • Disconnect the hard drive by pulling the tab to the right.

  • Lift the housing out from the 4520s.

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Image 1/2: Image 2/2:
  • Use a Phillips (PH1) head screwdriver to remove the four 3mm screws on the sides of the housing.

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Image 1/1: The hard drive is 2.5".
  • Lift the housing away from the hard drive.

  • The hard drive is 2.5".

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Conclusion

To reassemble your device, follow these instructions in reverse order.

7 other people completed this guide.

May Lin

Member since: 09/21/2016

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UC Davis, Team 1-3, Oliver Fall 2016 Member of UC Davis, Team 1-3, Oliver Fall 2016

UCD-OLIVER-F16S1G3

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2 Comments

is it 2.5" HDD ?

Bf Soldier - Reply

Yes. I should have included that.

Robert Spencer Harrison -

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