Lenovo IdeaPad S740 Hardware Maintenance Manual page 52

"Remove the system board" on page 36
"Remove the upper case" on page 37
"Remove the I/O board" on page 38
"Remove the LCD panel" on page 40
"Remove the camera and mic board" on page 42
"Remove the hinge" on page 44
Step 1. Remove the TOF sensor cable.
Figure 34. Remove the TOF sensor cable
Go to https://support.lenovo.com/partslookup
part:
TOF sensor cable
46
Lenovo IdeaPad S740 and Lenovo Yoga S740 Hardware Maintenance Manual
to look up the Lenovo part number of the following replacement