Audio Quality 472
Analog Headsets 472
USB Headsets 472
Select a USB Headset 472
Stop Using a USB Headset 472
Wireless Headsets 473
Bluetooth Wireless Headsets 473
Cisco IP Phone Key Expansion Module 475
Cisco IP Phone Key Expansion Module Setup Overview 475
Key Expansion Module Power Information 476
Connect a Key Expansion Module to a Cisco IP Phone 478
Connect Two or Three Key Expansion Modules to a Cisco IP Phone 482
Auto Detection of Key Expansion Modules 485
Configure the Key Expansion Module with the Phone Web Interface 486
Access Key Expansion Module Setup 486
Allocate a Key Expansion Module Type 487
Allocate a Key Expansion Module Type with the Phone Menu 487
Reset the Single LCD Screen Key Expansion Module 488
Configure a Speed Dial on a Key Expansion Module 488
Add Call Park on a Key Expansion Module Line Key 489
Configure the LCD Brightness for a Key Expansion Module 490
Configure the Busy Lamp Field on a Key Expansion Module 490
Troubleshoot the Key Expansion Module 491
Key Expansion Module Does Not Go Through the Normal Start Up Process 491
Wall Mounts 492
Wall Mount Options 492
Non-Lockable Wall Mount Components 492
Install the Non-Lockable Wall Mount Kit for Phone 494
Remove the Phone from the Non-Lockable Wall Mount 498
Non-Lockable Wall Mount Components for Phone with Key Expansion Module 499
Install Non-Lockable Wall Mount Kit for Phone with Key Expansion Module 500
Remove the Phone and Key Expansion Module from the Non-Lockable Wall Mount 504
Adjust the Handset Rest 505
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
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Contents