Descriptions and functions – Audio2000's AKJ7002 User Manual
Page 6

DESCRIPTIONS AND FUNCTIONS
1. MIC1 - This is the microphone 1 TRS/XLR combo input jack. This jack is for a balanced TRS ¼” input or a 
 balanced XLR input. The balanced TRS ¼” input can also be used as an unbalanced TS ¼” input.
2. -20dB GAIN - Press this -20dB GAIN button to lower the MIC1 microphone audio level by 20 dB.
3. PEAK - This PEAK LED indicator is used to indicate that the MIC1 input audio level exceeds a preset limit.
4. VOL - This VOL control knob is used to adjust the MIC1 audio level. Turn this knob clockwise to raise the 
 MIC1 audio level or turn this knob counter-clockwise to lower the MIC1 audio level.
5. BAL - This BAL control knob is used to allocate the portion of the MIC1 audio level to the left channel and 
 the right channel. When this knob is turned clockwise, the MIC1 audio level allocated to the right 
 channel is raised while the MIC1 audio level allocated to the left channel is lowered. When this 
 knob is turned counter-clockwise, the MIC1 audio level allocated to the left channel is raised while 
 the MIC1 audio level allocated to the right channel is lowered.
6. ECHO - This ECHO control knob is used to control the MIC1 audio echo level (echo volume).
7. LOW - This LOW control knob is used to control the MIC1 audio low frequency band centered at 
 around 150 Hz.
8. MID - This MID control knob is used to control the MIC1 audio mid frequency band centered at around 1K Hz.
9. HIGH - This HIGH control knob is used to control the MIC1 audio high frequency band centered at 
 around 6.5K Hz.
10. MIC2 - This is the microphone 2 TRS/XLR combo input jack. This jack is for a balanced TRS ¼” input or a 
 balanced XLR input. The balanced TRS ¼” input can also be used as an unbalanced TS ¼” input.
11. MIC3 - 
3
The MIC2
and MIC3 input jacks share the same control channel.
12. -20dB GAIN - Press this -20dB GAIN button to lower the MIC2 and MIC3 microphone audio levels 
 by 20 dB.
13. PEAK - This PEAK LED indicator is used to indicate that the MIC2 and MIC3 input audio levels exceed 
 a preset limit.
14. VOL - This VOL control knob is used to adjust the MIC2 and MIC3 audio levels. Turn this knob clockwise 
 to raise the MIC2 and MIC3 audio levels or turn this knob counter-clockwise to lower the MIC2 and 
 MIC3 audio levels.
15. BAL - This BAL control knob is used to allocate the portion of the MIC2 and MIC3 audio levels to the 
 left channel and the right channel. When this knob is turned clockwise, the MIC2 and MIC3 audio 
 levels allocated to the right channel are raised while the MIC2 and MIC3 audio levels allocated 
 to the left channel are lowered. When this knob is turned counter-clockwise, the MIC2 and MIC3 
 audio levels allocated to the left channel are raised while the MIC2 and MIC3 audio levels allocated 
 to the right channel are lowered.
This is the microphone TRS/XLR combo input jack. This jack is for a balanced TRS ¼” input or a
 balanced XLR input. The balanced TRS ¼” input can also be used as an unbalanced TS ¼” input.
 
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INPUT
INPUT
DOWN
DOWN
A
A
b
b
INPUT
INPUT
NATURAL
NATURAL
UP
UP
B
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AKJ7002
Professional Karaoke 
Mixing Amplifier 
with Digital Echo 
& Key Controls
16-BIT DIGITAL KEY CONTROL
