Bottom cover
Table 5-1  Bottom cover descriptions and part numbers
Description Spare part number
Bottom cover for use in models with N18P/N18E G0/G1 graphics (NVIDIA GeForce GTX 1650, 1660Ti, RTX 
2060)
L57356-001
Bottom cover for use in models with N18E G2/G3 graphics (NVIDIA GeForce RTX 2070/2080) L57357-001
Before removing the bottom cover, follow this step:
▲ Prepare the computer for disassembly (Preparation for disassembly on page 29).
Remove the bottom cover:
1. Remove the six Phillips M2.0 × 16.0 screws (1) and the four Phillips M2.0 × 6.0 screws (2) from the 
bottom cover.
2. Insert a plastic tool between the bottom cover and the computer chassis (1), and then ex and lift the 
edge of the bottom cover enough to separate it from the computer (2).
30 Chapter 5   Removal and replacement procedures for Customer Self-Repair parts