Cisco 7821 Administration Manual page 90

Adjust the Handset Rest
Procedure
Step 1
Remove the handset from the cradle and pull the plastic tab from the handset rest.
Step 2 Rotate the tab 180 degrees.
Step 3 Hold the tab between two fingers, with the corner notches facing you.
Step 4 Line up the tab with the slot in the cradle and press the tab evenly into the slot. An extension protrudes from
the top of the rotated tab.
Step 5 Return the handset to the handset rest.
Cisco IP Phone 7821, 7841, and 7861 Administration Guide for Cisco Unified Communications Manager 10.0
(SIP)
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