Cisco 7800 Series Administration Manual page 91

For cables that terminate outside of the brackets, use the cable-access openings in the bottom of the bracket
to position the power cord and any other cable that does not terminate in the wall behind the bracket. The
phone and wall bracket openings together form circular openings with room for one cable per opening.
Figure 8: Phone to Wall Bracket Attachment
Step 5 Press the phone firmly into the wall bracket and slide the phone down. The tabs in the bracket click into
position.
Step 6 Proceed to Adjust the Handset Rest, on page 79.
Cisco IP Phone 7800 Series for Third-Party Call Control Administration Guide
Non-Lockable Wall Mount Components
77