Adastra A4 - Front and Rear Panel Overview; Front Panel Controls; Rear Panel Connections

953.404UK User Manual
Front panel
Rear panel
1.
Power on/off switch
14.
Output Signal & Clip indicators
2.
SD card slot
15.
USB port
3.
Media player display
16.
Media player control panel
4.
3.5mm stereo Aux input
17.
Mic 1 input 6.3mm jack
5.
Aux input volume control
18.
Mic 2 input 6.3mm jack
6.
Media player volume control
19.
Mic 1 volume control
7.
Line 1 input volume control
20.
Mic 2 volume control
8.
Line 2 input volume control
21.
Talkover on/off button
9.
Stereo input selector Ch1+Ch2
22.
Stereo input selector Ch3+Ch4
10.
Bass EQ control Ch1+Ch2
23.
Bass EQ control Ch3+Ch4
11.
Treble EQ control Ch1+Ch2
24.
Treble EQ control Ch3+Ch4
12.
Channel 1 output level control
25.
Channel 3 output level control
13.
Channel 2 output level control
26.
Channel 4 output level control
27.
Ventilation grille (do not obstruct airflow)
33.
Line 1 input (L+R 6.3mm jack)
28.
FM antenna connection (F type)
34.
Line 1 input (L+R RCA)
29.
Line 2 input (L+R RCA)
35.
Line output Ch1+Ch2
30.
Line output Ch3+Ch4
36.
Channel 3 speaker output +/- 4mm posts
31.
Channel 1 speaker output +/- 4mm posts
37.
Channel 4 speaker output +/- 4mm posts
32.
Channel 2 speaker output +/- 4mm posts
38.
IEC mains inlet & fuse holder