Remove The System Board And The I/O Board Cable - Lenovo 82RB Hardware Maintenance Manual

Go to
https://support.lenovo.com/partslookup
part:
I/O board

Remove the system board and the I/O board cable

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 30
"Remove the solid-state drive (SSD) plate (L)" on page 31
"Remove the solid-state drive (SSD) plate (R)" on page 32
"Remove the solid-state drive (SSD)" on page 33
"Remove the solid-state drive (SSD) stand off" on page 34
"Remove the battery pack (Legion 5 15IAH7H, Legion 5 15IAH7)" on page 34
"Remove the Wi-Fi card" on page 37
"Remove the memory module" on page 38
"Remove the DC-in bracket" on page 39
"Remove the thermal module" on page 39
"Remove the CMOS battery" on page 40
Step 1. Disconnect cables connected to the system board.
Figure 23. Disconnect cables connected to the system board
Step 2. Remove five screws and then lift the system board carefully.
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Hardware Maintenance Manual
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