Remove The I/O Board With Cable; Remove The Speakers - Lenovo ThinkBook 14s Yoga Hardware Maintenance Manual

Lenovo Smart Pen holder

Remove the I/O board with cable

Make sure the following FRUs (or CRUs) have been removed.
"Remove the Lenovo Smart Pen" on page 28
"Remove the lower case" on page 28
"Remove the battery pack" on page 29
"Remove the fan" on page 33
"Remove the Lenovo Smart Pen holder" on page 38
"Remove the CMOS battery" on page 37
"Remove the I/O board bracket (right)" on page 36
Step 1. Disconnect the pen holder cable and the fingerprint board cable from the I/O board, and
disconnect the I/O board cable from the system board. Then, remove the I/O board with cable.
Figure 22. Disconnect the pen holder cable and the fingerprint board cable from the I/O board, and disconnect
the I/O board cable from the system board. Then, remove the I/O board with cable.
Go to https://support.lenovo.com/partslookup
part:
I/O board with cable

Remove the speakers

Make sure the following FRUs (CRUs) have been removed.
"Remove the Lenovo Smart Pen" on page 28
"Remove the lower case" on page 28
"Remove the battery pack" on page 29
Step 1. Disconnect the speaker cable from the system board and release the speaker cable from the cable
guide. Remove the speakers carefully.
to look up the Lenovo part number of the following replacement
.
Chapter 4 Removing a FRU or CRU
39