Cisco Ip Phone 8811, 8841, 8851, 8851Nr, And 8861 User Guide For Cisco Unified Communications Manager - Cisco 8811 User Manual

Phone Setup
Step 4 Press and hold the locking button to align the locking teeth.
Step 5
Insert the cable lock into the lock slot of your phone and release the locking button.
Step 6 Lock the cable lock.
Note
For keyed locks, turn the key 90 degrees in the clockwise direction and pull the key out of the lock.
For combination locks, rotate the lock 90 degrees and then scramble the combination.

Cisco IP Phone 8811, 8841, 8851, 8851NR, and 8861 User Guide for Cisco Unified Communications Manager 10.5

Secure the Phone with a Cable Lock
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