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If the rear POWER LED does not illuminate when the POWER switch is placed in the ON position during the first 5 minutes of power being applied, verify the AC mains power cord is properly attached to the loudspeaker and plugged into the AC source outlet. Verify the outlet is functioning properly.
If the AC mains cord is serviceable and the AC mains outlet is operating properly, but the loudspeaker fails to operate, the loudspeaker may require servicing. Contact QSC’s Technical Services department.
System Power Sequencing
Proper
Always follow the rule “speakers are last on, first off”.
your mixer may now be brought up.
EN
If a KW Series speaker is being driven from the output of another KW Series unit, it should be turned on after the unit feeding the audio signal, and turned off before the unit feeding the audio signal.
Input Connections
KW122, KW152, KW153
The KW122, KW152 and KW153 are designed to accept
1.Channel A Mic/Line Input Combination
2.Channel B Line Input Combination
3.Channel A Mic Level Indicator – Yellow LED
4.Channel B Line Input Phono (RCA) Jacks
5.Channel A Mic/Line Gain
6.Channel A Signal Present Indicator – Green LED
7.Channel B Signal Present Indicator – Green LED
8.Channel A Gain
9.Channel B Gain
1
3
5
6
8
2
4
7
9
11