Gallien-Krueger MB115 Owner's Manual - Page 8

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Gallien-Krueger MB115 Owner's Manual
I N P U T
INPUT
1
MB110 Control Panel Features
Input: A standard 1/4" input to connect
1
instruments using a shielded cable.
-10dB: Used to reduce the input signal from
2
active instruments or other high input
sources.
Gain: Sets the preamp gain after the input
3
stage. It is used in conjunction with the input
pad to optimize the amplifier's headroom.
Contour: In the on position the button
4
decreases the mid-range frequencies while
boosting low and high frequencies.
Treble: Boost and cut at 7 kHz shelving type.
5
Use this control to add or remove edge and
definition.
Hi-Mid: Boost and cut at 1 kHz. A "Q
6
optimized," band pass type works on lower
string harmonics and effects the punch of
your sound.
Lo-Mid: Boost and cut at 250Hz. A "Q
7
optimized" band pass type, effects the main
body of your sound.
Bass: Boost and cut at 60Hz, shelving type
8
used to control the low end push.
Aux In: This 1/8" input for a CD or MP3
9
player allows the user to monitor an external
audio source.
Phones: Headphone output. When phones
10
are connected, the signal sent to the speaker
is interrupted.
Power Switch: Turns the amplifier on and
11
off. In the on position, the ring surrounding
the button will light red during power up then
changes to blue, indicating the amp is ready
for normal operation. Should the amp
experience a fault (over heat or over current)
the amp will mute and the ring will light red
until the condition is corrected. This LED
turns off when the power is switched off.
This turns the amp off but it does not
completely disconnect the power from the
AC mains.
MB SERIES COMBOS
A C T I V E
OFF
OFF
ON
ON
-10dB
GAIN
TREBLE
CONTOUR
2
3
4
5
E Q U A L I Z E R
P A T C H
AUX-IN
HI-MID
LO-MID
BASS
6
7
8
9

Rear Panel Features

AC Receptacle:
12
connects here.
Pre/Post:
This button selects the direct out
13
signal to be before or after the EQ.
Balanced Direct Out:
14
balanced output allows a direct connection to
a P.A. system.
Chain Out:
This XLR output sends all EQ
15
and volume settings to Gallien-Krueger MBP
series powered cabinets. This connection is
made with a standard XLR mic cable.
AC INPUT
12
8
B AY
P O W E R
PHONES
OFF
ON
1 1 0
10
11
The detachable power cord
This electronically
13
DIRECT OUT
PRE
POST
CHAIN OUT
NOTE:
FOR USE WITH GK MBP SERIES
POWERED CABINETS ONLY.
14
15