QSC Audio KSub, K8, K12, K10 user manual Balanced Inputs Connect to the plug as shown

Models: K8 K10 KSub K12

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Balanced Inputs: Connect to the plug as shown.

1

= Shield (ground)

 

3

= Minus (-)

Ground

2

= Plus (+)

Inverting Input

Non-inverting Input

Unbalanced Inputs: Connect to the plug as shown. If a 3 conductor (TRS) plug is used to connect an unbalanced source, Pin 3 and pin 1 must be connected with a jumper as shown.

1 = Shield (ground)

3 = Minus (-)Ground

2 = Plus (+)

Non-inverting Input

Input Connections

KSub

Channel A Line Input

Combination XLR-M

and 1/4" Phone Jack

Channel B Line Input

Combination XLR-M

and 1/4" Phone Jack

Green Signal

Present LED

Channel A and B Mixed Gain Knob

The KSub is designed to accept Line Level inputs connected either by male XLR or 1/4" phone (TS or TRS) jack. If signal is connected to both Channel A and Channel B, they will be summed together. The gain of the summed signal is then controlled using the Gain knob. This affects the amount of signal sent to the amplifier and then to the loudspeaker components. The green SIGNAL LED will illuminate when signal is present, regardless of the amount of gain as set by the Gain knob. If the LED does not illuminate, the input is not receiving any signal, or the level of the signal is significantly low. Check all connections and the status of the device delivering the signal.

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Page 11
Image 11
QSC Audio KSub, K8, K12, K10 user manual Balanced Inputs Connect to the plug as shown