Cisco IP Phone 7800 Series - Place a Call on the Key Expansion Module; Adjust the Key Expansion Module Screen Brightness

Place a Call on the Key Expansion Module
Procedure
Step 1 Press the line button on the key expansion module.
Step 2 Dial a phone number.
Step 3 Pick up your handset.
Adjust the Key Expansion Module Screen Brightness
Procedure
Step 1 Press Applications .
Step 2 Select Settings > Brightness > Brightness - Key expansion module x, where x is the number of the key
expansion module.
Step 3 Press right on the Navigation pad to increase brightness. Press left on the Navigation pad to decrease brightness.
Step 4 Press Save.
Cisco IP Phone 7800 and 8800 Series, Cisco IP Conference Phone 7832, and Cisco ATA 190-SC User Guide for Webex Calling (formerly Spark
Call)
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Add Buttons to Your Phone (8800 Series)
Place a Call on the Key Expansion Module