Rear Panel - ABK PA7212 User Manual

* *
Fire Protection/Public Address System
15 Move key for option operation
Press this key to move the cursor rightwards to the
desired option for selection.
16 Number reduction or adjustment key
Press this key to increase the number for operation
concerning number adjustment, e.g. press the key to
increase the frequency in radio mode, to select the
previous program in MP3 mode, or to select one of
options under certain status.
17 Bass knob
This knob is used to adjust the bass, which is turned
clockwise or counterclockwise to increase or reduce
the bass.
18 Treble knob
This knob is used to adjust the treble, which is turned
clockwise or counterclockwise to increase or reduce
the treble.
19 MP3/Radio volume knob
This knob is used to adjust the volume of MP3/radio.
When the volume is turned off, no sound is output in
MP3/Radio mode.
1 Power amplifier output COM terminal
Fixed amplifier output resistance, 70V, 100V and
6-zone COM terminals.
20 AUX3/MIC3 IN volume adjustment knob
This knob is used to adjust the volume of LINE IN 3
and MIC 3. The signal adjusted is determined by
selector switch on the rear panel. If the switch is
turned to the AUX3 position, the volume of LINE 3
can be adjusted; if the switch is turned to the MIC3
position, the volume of MIC 3 can be adjusted.
21 AUX2/MIC2 IN volume adjustment knob
This knob is used to adjust the volume of LINE IN 2
and MIC 2. The signal adjusted is determined by
selector switch on the rear panel. If the switch is
turned to the AUX2 position, the volume of LINE 2
can be adjusted; if the switch is turned to the MIC2
position, the volume of MIC 2 can be adjusted.
22 AUX1/MIC1 IN volume adjustment knob
This knob is used to adjust the volume of LINE IN 1
and MIC 1. The signal adjusted is determined by
selector switch on the rear panel. If the switch is
turned to the AUX1 position, the volume of LINE 1
can be adjusted; if the switch is turned to the MIC1
position, the volume of MIC 1 can be adjusted.
23 MIC 1 interface

Rear Panel

2 3
1 18 17 16 15 14 13
2 Power amplifier output HOT terminal
For details about the amplifier output HOT terminal,
refer to the following text.
4
Multi-function Player
4 5 6
12 11 10
7
9 8
PA7235