Yealink RCH40 Kurzanleitung Seite 8

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N
2. When you have already connected 3 wired microphones to the RCH40, you want to connect other devices
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(except for the wired microphones).
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The RCH40 cannot obtain sufficient power supply from Room System. You need to use a power adapter to
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connect the RCH40 to an electrical outlet for power supply. The power adapter you use should have obtained
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CQC certification and meet the standard requirements.
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CTP20 or other devices
Note:
The maximum power provided by the RCH40 is about 30W (48V/0.7A power supply) or 90W (48/2
A power supply) after it is connected to the power supply. At this time, you can connect RCH40 to wired
microphone as well as other devices.
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Power Adapter
Ethernet Cable
Ethernet Cable
VC Hub/Phone port
Uplink Port
VCM34 Microphone