CONTROLS AND INDICATORS ON THE FRONT PANEL
1 MIC 1 input 1 level control
2 MIC 2 input 2 level control
3 MIC 3 input 3 level control
4 VOLUME line-level input volume control
5 AUX selector switch for the line-level input
6 MASTER overall volume control
7 TREBLE high frequency band control for input 1
8 BASS low frequency band control for input 1
9 TREBLE high frequency band control for input 2
10 BASS low frequency band control for input 2
11 TREBLE high frequency band control for input 3
12 BASS low frequency band control for input 3
13 TREBLE high frequency band control for the line-level input
14 BASS low frequency band control for the line-level input
15 LED meter, displaying the overall output level
16 volume stepping switch for speaker zone 1
17 volume stepping switch for speaker zone 2
18 volume stepping switch for speaker zone 3
19 volume stepping switch for speaker zone 4
20 volume stepping switch for speaker zone 5
21 ZONE 1 routing switch with indicator for speaker zone 1
22 ZONE 2 routing switch with indicator for speaker zone 2
23 ZONE 3 routing switch with indicator for speaker zone 3
24 ZONE 4 routing switch with indicator for speaker zone 4
25 ZONE 5 routing switch with indicator for speaker zone 5
26 POWER mains power switch
27 MAINS status indicator, lit when the device is operated on the
mains power supply
28 BATTERY status indicator, lit when the device is operated on batteries
29 READY status indicator, lit when the device is ready to be operated
30 GROUND FAULT status indicator, lit when ground fault conditions within the
speaker cabling occur
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