Table 6-4 Card reader description and part number
Description Spare part number
Card reader M54771-001
Card reader cable M54772-001
Before removing the card reader, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 33).
2. Remove the bottom cover (see Bottom cover on page 37).
3. Remove the battery (see Battery on page 38).
4. Remove the left speaker (see Speakers on page 40).
Remove the card reader:
1. Disconnect the card reader cable from the ZIF connector on the system board (1).
2. Remove the Phillips M2.0 × 2.5 screw (2) that secures the card reader to the computer.
3. Lift the back of the board up slightly, and then pull it into computer to remove it (3).
Reverse this procedure to install the card reader.
Heat sink
To remove the heat sink, use this procedure and illustration.
Table 6-5 Heat sink descriptions and part numbers
Description Spare part number
Heat sink, 80 W M54774-001
Heat sink, 60 W (models with NVIDIA graphics) M54773-001
Heat sink, 60 W (models with AMD Radeon RX 5500M graphics) M84787-001
Component replacement procedures 41
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