You will need:
Step 1. Remove the bubble wrap.
Step 2. Slot the fan guard in.
Step 3. Remove the Kapton tape and adhesive covers.
Step 1. Ensure the unit is powered off.
Step 2. Unscrew both Lids. Note that 9 of the lid screws are for the heatsinks and should not be touched. Also note that 2 of the screws are shorter (4mm) these should be reserved for the back lid.
Place all screws in a small cup.
Step 3. Inside the metalwork are some loose metal spacers called shims. These are bespoke heights and should not be disturbed. Place tape along the gap of the side arm, ensuring that no shims fall out. Then, balance the unit on it’s side.
Step 4. Remove the two silver hex screws in the centre of the base plate, and place the unit flat on the bench.
Step 5. Open the latch on the fan FFC connector and gently pull out the ribbon cable. Tweezers may be needed.
Step 6. The two side flaps of the flex PCB are glued to the chassis. Carefully peel them away from the chassis.
Use a spudger if necessary.
Step 7. Gently wiggle and lift the fan assembly out of the chassis.
Step 1. Place the new fan assembly into position.
Step 2. Connect the FFC ribbon cable. Ensure that both ears of the FFC ribbon are latched inside the connector.
Step 3. (Optional) Check continuity using a multimeter to confirm no shorts.
Step 4. Ensuring that no shims fall out, balance the unit on it’s side.
(tape can be used to prevent any shims from falling out of the side arms).
Step 5. Install the two silver screws into the base plate. Lay the unit flat.
Step 3. Power off the unit.
Step 4. Remove the side arm tape and reinstall all lid screws.
Ensure the two 4 mm short screws are returned to the correct holes on the back lid.
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