No Audio From External Wireless Microphones; Conference Call Reception Problems; General Troubleshooting Information - Cisco 8831 Administration Manual

Troubleshooting and maintenance
Solution
• Verify that the daisy cable is properly seated and that it is routed inside the cable grooves.
• Verify that the external microphone icon is present on the display if one is connected.

No audio from external wireless microphones

Problem
There is no audio to or from the external wireless microphones.
Cause
The wireless microphones are not paired or are not linked with the device.
Solution
• Verify that the wireless microphone is paired and that the wireless microphone icon is present on the
• Verify that the LED on the wireless external microphone is flashing green.
• Verify that the wireless microphone is charged.

Conference call reception problems

To ensure optimum performance with the conference phone and the external microphones, see
guidelines" section and the

General troubleshooting information

This section provides troubleshooting information for some common issues that might occur on the conference
phone.
The following table provides general troubleshooting information for the conference phone.
Table 34: Cisco Unified IP Conference Phone 8831 troubleshooting
Summary
Changing the conference phone
configuration
display.
"Conference Room Setup
Cisco Unified IP Conference Phone 8831 Administration Guide for Cisco Unified Communications Manager 9.0
Examples" section.
Explanation
By default, the network configuration options are locked to prevent
users from making changes that could impact their network connectivity.
You must unlock the network configuration options before you can
configure them. See the "Unlock and Lock
Conference call reception problems
"Performance
Options" section for details.
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