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HP EliteBook 840 Aero G8 Wi-Fi Card Replacement

Introduction

Use this guide to replace your HP EliteBook 840 Aero G8 Wi-Fi Card. The Wi-Fi Card must be replaced when your PC stops connecting to Wi-Fi connection, or has slow, unreliable connection. Keep in mind to remove the battery as to avoid any injury from shock.

What you need

  1. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement, Battery: step 1, image 1 of 2 HP EliteBook 840 Aero G8 Wi-Fi Card Replacement, Battery: step 1, image 2 of 2

    • Use a JIS #0 screwdriver to unscrew the three 6.73 mm case retention screws.

    • Use a JIS #0 screwdriver to unscrew and remove the two 8.76 mm screws.

    Edit

  2. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 2, image 1 of 2 HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 2, image 2 of 2

    • Use the Halberd Spudger to remove the cable running along the bottom of the battery

    Edit

  3. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 3, image 1 of 2 HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 3, image 2 of 2

    • Disconnect the cable connected the battery to the motherboard

    Edit

  5. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 4, image 1 of 2 HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 4, image 2 of 2

    • Use a JIS #0 screwdriver to unscrew the four 7 mm screws that secure the battery.

    Edit

  6. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 5, image 1 of 1

    • Slide the battery out of the clips to remove it from the laptop.

    Edit

  7. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement, Wi-Fi Card: step 6, image 1 of 2 HP EliteBook 840 Aero G8 Wi-Fi Card Replacement, Wi-Fi Card: step 6, image 2 of 2

    • Use the hook end of the halberd spudger to remove the black and white antenna cables connected to the Wi-Fi card

    Edit

  8. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 7, image 1 of 2 HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 7, image 2 of 2

    • Use a JIS #0 screwdriver to unscrew the single 2 mm screw that secures the Wi-Fi card.

    Edit

  9. HP EliteBook 840 Aero G8 Wi-Fi Card Replacement: step 8, image 1 of 1

    • Disconnect the WiFi card and gently pull it horizontally to free it from the motherboard.

    Edit
Conclusion

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

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