Steps
1. Place the dummy SIM-card slot filler into its compartment on the palm rest.
NOTE: Ensure that the dummy SIM-card slot filler is aligned with the ribs on the palm-rest assembly.
2. Press the dummy SIM-card slot filler until it clicks into place and ensure it fits securely into the SIM card slot.
Next steps
1. Install the fingerprint reader, if applicable.
2. Install the smart card reader.
3. Install the display assembly.
4. Install the system board.
5. Install the assembly inner frame.
6. Install the battery.
7. Install the heat sink.
8. Install the M.2 2230 solid-state drive in Slot 2, if applicable.
9. Install the M.2 2230 or M.2 2280 solid-state drive in Slot 1, as applicable.
10. Install the memory modules.
11. Install the WLAN card.
12. Install the 4G WWAN card or 5G WWAN card, as applicable.
13. Install the base cover.
14. Install the SIM card.
15. Follow the procedure in After working inside your computer.
Palm-rest assembly
Removing the palm-rest assembly
CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
1. Follow the procedure in Before working inside your computer.
126
Removing and installing Field Replaceable Units (FRUs)