Installing the SD card reader
1. Place the SD card reader on the chassis.
2. Tighten the screws that secure the SD card reader to the computer.
3. Install the:
a. M.2 PCIe SSD
b. optical drive
c. 2.5–inch drive assembly
d. bezel
e. cover
4. Follow the procedure in After working inside your computer.
Power supply unit
Removing power supply unit or PSU
NOTE: Depending on the configuration you order, you may see either of the heat sinks as shown in the image below.
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. cover
b. bezel
c. 2.5–inch drive assembly
d. optical drive
3. To release the PSU:
a. Disconnect the power cable from the system board [1] [2].
b. Unroute the power cables from the retention clips on the chassis [3] [4].
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Disassembly and reassembly