Yealink VC110, Руководство администратора, Страница: 50 / 233

Administrator‘s Guide for Yealink VC110 Video Conferencing Endpoint
40

Never make wrong polarity connection when charging and discharging battery
packs.

Avoid crushing, puncturing, or putting a high degree of pressure on any battery, as
this can cause an internal short-circuit, resulting in overheating.

Remove the batteries if they are not in use for long period of time. Battery leakage
and corrosion can damage the remote control, dispose batteries safely.

Do not dispose used batteries in domestic waste. Dispose batteries at special
collection points or return to stores if applies.

Do not dispose batteries in a fire.
If your video conferencing room is large, you can add an extra CPE80 expansion
microphone to the MIC port on the VCP40 phone to expand the audio range of the
conferencing phone. VCP40 phone has two MIC ports. This allows you to connect a
CPE80 expansion microphone to one of the ports, depending to the location of the
speaker.
CPE80 is a directional microphone. It supports 120-degree audio pickup range. Always
ensure that the speaker faces the expansion microphone.
To connect the expansion microphone:
1. Connect the free end of the optional expansion microphone cable to one of the MIC
ports on the phone.
Note
Up to two expansion microphones can be connected to a VCP40 conferencing phone.