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2.2 Fully Digital Conference System Extension Unit.
2.2.1 Functions and Instructions
①
POWER: Main power on/off switch
②
Power light
③
System outlet (Ethernet interface) to connect microphones (A B C D)
④
Extension input/output A/B: Connecting to CMU or next H-9500E extension unit
⑤
AC POWER SOCKET: Power 230VAC 50Hz
2.2.2 Connection to the CMU and microphones