12
[Rear]
29. AUX input terminal [AUX]
−20 dB*, 10 kΩ, unbalanced, phone jack.
Connect a CD player, tape recorder, or other
similar equipment to this terminal.
30. MIC input terminal [MIC]
−60 dB*, 600 Ω, unbalanced, phone jack.
Connect a wired microphone to this terminal.
31. External control terminal [RS-232C]
Connect this terminal to the serial port of a
PC, operation panel, or other external control
equipment.
32. External control terminal selection switch
Used to select either RS-232C (31) or USB (33)
external control terminals.
33. External control terminal [USB]
Connects to the external control terminal of a
PC, operation panel or other connected external
equipment.
34. Level volume control [LINE OUT, LEVEL]
Adjusts the line output (35) volume.
35. Line output terminal [LINE OUT]
−10 dB*, 10 kΩ, unbalanced, phone jack.
Connect an amplifier, etc. for public address
applications. Speech input from the Conference
unit, or MIC or AUX terminals is output to this
terminal.
36. Recording output terminal [REC OUT]
−10 dB*, 10 kΩ, unbalanced, monaural, RCA jacks.
Connect an external recording unit. An amplifier
can also be connected for public address
applications. The same speech signal as the line
output is output to this terminal.
37. Graphic equalizer input terminal
[EQUALIZER, IN]
−20 dB*, 10 kΩ, unbalanced, RCA jack.
Connect this terminal to the graphic equalizer’s
output terminal.
38. Graphic equalizer output terminal
[EQUALIZER, OUT]
−20 dB*, 10 kΩ, unbalanced, RCA jack.
Connect this terminal to the graphic equalizer’s
input terminal.
39. Priority chime volume control [CHIME]
Adjusts the output volume of the chime tone
that sounds when the Priority speech key on the
Chairman unit is pressed.
40. DC inlet
Connect the supplied AC adapter to this terminal.
41. Cable clip
Run the AC adapter cable through this clip to
prevent its plug from being removed from the DC
inlet.
Cable clip
AC adapter cable
To the DC inlet
42. Short circuit indicator [SHORT]
Lights when the Infrared transmitter/receiver unit
or its connected cable is shorted.
29 30
35
36
37 38 39
40 41
42
43
44
31 32 33 34
