Use A Golden Key U1 Tool To Flash-Write Key Id Information; Remove The Hinge Cap - Lenovo Legion Slim 5 Hardware Maintenance Manual

Use a Golden Key U1 tool to flash-write key id information

After replacing the system board and re-assembling the computer, use a pre-made Golden Key U1 tool to
start the computer and flash-write the serial number (SN), machine type (MT), product name (PN), and UUID
to the new system board.
The Golden Key U1 tool is prepared by running the U1 Update software on a FAT32-formatted USB thumb
drive. Go to
http://support.lenovo.com/us/en/solutions/HT506954
and use a Golden Key U1 tool.

Remove the hinge cap

Make sure the following FRUs (CRUs) have been removed.
"Remove the lower case" on page 29
"Remove the DC-in bracket" on page 31
"Remove the memory shielding and memory modules" on page 31
"Remove the left SSD" on page 34
"Remove the right SSD" on page 34
"Remove the thermal module" on page 32
"Remove the Wi-Fi card" on page 36
"Remove the battery pack" on page 40
"Remove the system board" on page 42
Step 1. Remove five screws.
Figure 25. Remove five screws
Screw specifications
M2 × L4
Step 2. Turn over the computer. Then, remove the hinge cap.
44
Lenovo Legion Slim 5 (16", 9)Hardware Maintenance Manual
for detailed instructions on how to create
Number of screws
5
Torque
1.85 ± 0.15 kgf-cm