Introduction

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

Flip the 4520s upside-down with the front toward you. 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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Remove the battery by holding the latches and sliding the battery away from you.
  • Remove the battery by holding the latches and sliding the battery away from you.

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

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

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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.
  • 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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Black Friday
Broken doesn't stand a chance.
Use a Phillips (PH1) head screwdriver to remove the two 7mm screws located on either side of the keyboard panel. Use a Phillips (PH1) head screwdriver to remove the two 7mm screws located on either side of the keyboard panel.
  • Use a Phillips (PH1) head screwdriver to remove the two 7mm screws located on either side of the keyboard panel.

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Slide the keyboard panel away from you to free it from the 4520s.
  • 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 -

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

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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.
  • 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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Release the ribbon cable by opening the black hinge on the port using a spudger. 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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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.
  • 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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Disconnect the hard drive by pulling the tab to the right. 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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Use a Phillips (PH1) head screwdriver to remove the four 3mm screws on the sides of the housing. Use a Phillips (PH1) head screwdriver to remove the four 3mm screws on the sides of the housing.
  • Use a Phillips (PH1) head screwdriver to remove the four 3mm screws on the sides of the housing.

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Lift the housing away from the hard drive.
  • 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.

10 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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