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HP ProBook 450 G2

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  1. HP ProBook 450 G2, Detaching the Bottom Cover and Battery: passo 1, immagine 1 di 2 HP ProBook 450 G2, Detaching the Bottom Cover and Battery: passo 1, immagine 2 di 2

    • Carefully remove the main battery.

    • Locate the screw on the bottom side.

    • Unscrew and remove it.

    • Carefully take off the two plastic covers.

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  2. HP ProBook 450 G2, Disassembling the Keyboard: passo 2, immagine 1 di 3 HP ProBook 450 G2, Disassembling the Keyboard: passo 2, immagine 2 di 3 HP ProBook 450 G2, Disassembling the Keyboard: passo 2, immagine 3 di 3

    • Locate the three screws marked with a keyboard icon next to them.

    • Carefully unscrew and remove each of them.

    • Take a thin, flat tool, such as a guitar pick.

    • Gently insert it at the top edge of the keyboard.

    • Carefully slide it along the edge until the keyboard starts to lift or "pop" out.

    • Do not immediately pull out the keyboard.

    • Carefully locate and detach the keyboard cable connecting it to the motherboard.

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  3. HP ProBook 450 G2, Detaching the CD/DVD Drive Unit: passo 3, immagine 1 di 2 HP ProBook 450 G2, Detaching the CD/DVD Drive Unit: passo 3, immagine 2 di 2

    • Locate the screw marked with a CD icon next to it.

    • Carefully unscrew and remove it.

    • Carefully pull out the CD-DVD unit.

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  5. HP ProBook 450 G2, Extracting the Hard Drive: passo 4, immagine 1 di 2 HP ProBook 450 G2, Extracting the Hard Drive: passo 4, immagine 2 di 2

    • Locate the four screws marked.

    • Carefully unscrew and remove each of them.

    • Slide the disk to the right and then carefully pull it out.

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  6. HP ProBook 450 G2, Disassembling the Casing (1/2): passo 5, immagine 1 di 3 HP ProBook 450 G2, Disassembling the Casing (1/2): passo 5, immagine 2 di 3 HP ProBook 450 G2, Disassembling the Casing (1/2): passo 5, immagine 3 di 3

    • On the bottom locate the 11 (M2.5x3) screws marked and 2 (M2.5x6) - picture 1.

    • Carefully unscrew and remove each of them.

    • On the bottom locate the 6 (M2.5x6) screws hidden under the rubbers - picture 2.

    • Under the keyboard locate the 3 (M2.5x6) screws.

    • Carefully unscrew and remove each of them.

    • Detach all cables connected to the motherboard.

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  7. HP ProBook 450 G2, Disassembling the Casing (2/2): passo 6, immagine 1 di 2 HP ProBook 450 G2, Disassembling the Casing (2/2): passo 6, immagine 2 di 2

    • Carefully separate the covers.

    • Be aware that there is an additional cable underneath. Detach this cable with caution.

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  8. HP ProBook 450 G2, Extracting the Motherboard: passo 7, immagine 1 di 1

    • Locate the five screws marked.

    • Carefully unscrew and remove each of them.

    • Detach all cables connected to the motherboard.

    • To more easily access and detach the cables, gently pull out the motherboard a bit.

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  9. HP ProBook 450 G2, Dismantle cpu cooling pipe: passo 8, immagine 1 di 2 HP ProBook 450 G2, Dismantle cpu cooling pipe: passo 8, immagine 2 di 2

    • Locate the six screws marked.

    • Carefully unscrew and remove each of them.

    • Now you can take off cooling pipe and clean it.

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Conclusione

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

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