Lenovo 1953D7U Hardware Maintenance Manual page 114

Removing and replacing a FRU
When attaching the system board to the frame, do as follows:
1. Adjust the placement with the small projection a . Then attach the CPU
2. Secure the screws in order as shown in this figure.
108
MT 1951, 1952, 1953, 1954, 1955, 1956, 2007, 2008, 2009, 2613, 2623, and 2637
support plate 1 .
Attention: Do not use an electric screwdriver to secure these screws.
14.1-in. LCD models:
(continued)
1
a
3
6
7
5
9
10
8
12
2
4
11