Remove The System Board And The Usb Board Cable - Lenovo Legion Pro 5i Hardware Maintenance Manual

Figure 23. Remove the speakers
Go to
https://support.lenovo.com/partslookup
replacement part:
Speakers

Remove the system board and the USB board cable

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 28
"Remove the DC-in bracket" on page 29
"Remove the memory shielding" on page 29
"Remove the memory modules" on page 30
"Remove the left SSD bracket" on page 31
"Remove the left 2242 SSD (for selected models)" on page 32
"Remove the left 2280 SSD (for selected models)" on page 33
"Remove the right SSD bracket" on page 35
"Remove the right 2242 SSD (for selected models)" on page 36
"Remove the right 2280 SSD (for selected models)" on page 38
"Remove the Wi-Fi card" on page 39
"Remove the thermal module" on page 40
Step 1. Disconnect the USB board cable from the USB board. Disconnect the coin-cell battery cable, the
keyboard cable, the touchpad cable, the speaker cables, and the EDP cable from the system
board.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
to look up the Lenovo part numbers of the following
.
Chapter 4 Removing a FRU or CRU
45