Dell Inspiron 7791 2n1 Service Manual page 43

Figure 2. System-board connectors
1. Display cable
2. Power-adapter port cable
3. Keyboard backlit cable
4. Keyboard cable
5. Touchpad cable
6. Speaker cable
7. Hard-drive cable
8. I/O-board cable
9. Touchscreen cable
10. Fan cable
The following image indicates the location of the system board and provides a visual representation of the installation procedure.
Removing and installing components 43