10
Note To see additional safety warnings and translations of the safety warnings that appear in this
publication, refer to the Regulatory Compliance and Safety Information for the
Cisco Unified IP Phone 7900 Series that is shipped with your Cisco Unified
IP ConferenceStation 7936.

Using External Devices with Your CiscoUnified IP Phone

The following information applies when you use external devices with the CiscoUnified IP Phone:
Depending on the quality of these devic es and their proximity to other devices suc h as mobile
phones or two-way radios, some audio noise may still occ ur. In these cases, Cisco recommends
that you take one or more of the following actions:
Move the external device away from the source of the RF or AF signals.
Route the external device cables away from the so urce of the RF or AF signals.
Use screened cables for the external device, or use cables with a better screen and connector.
Shorten the length of the external device cable.
Apply ferrites or other such devices on the cables for the external device.
Cisco cannot guarantee the performance of the system because Cisco has no control over the
quality of external devices, cables, and connectors . The system will perform adequately when
suitable devices are attached using good quality cables and connectors.
Caution In European Union countries, use only external speakers, microphones, and headsets that
are fully compliant with the EMC Directive [89/336/EC].
For more information on regulatory compliance and safety information, refer to the Regulatory
Compliance and Safety Information for the Cisco UnifiedIP Phone 7900 Series.

Accessibility Features

A list of accessibility features is available upon request.
2 Installation
This section provides basic installation instructions and information about obtain ing optimal
performance with the CiscoUnified IP Conference Station 7936.