This symbol, wherever used, alerts you to the presence of un-insulated and dangerous voltages within the product enclosure. These are voltages that
may be sufficient to constitute the risk of electric
shock or death.
This symbol, wherever used, alerts you to important operating and maintenance instructions.
Please read.
Fuse
To prevent fire and damage to the product, use only
the recommended fuse type as indicated in this
manual. Do not short-circuit the fuse holder. Before
replacing the fuse, make sure that the product is
OFF and disconnected from the AC outlet.
Protective Ground
Before turning the product ON, make sure that it is
connected to Ground. This is to prevent the risk of
electric shock.
Never cut internal or external Ground wires. Likewise,
never remove Ground wiring from the Protective
Ground Terminal.
Protective Ground Terminal
AC mains (Alternating Current)
Hazardous Live Terminal
ON:Denotes the product is turned on.
OFF: Denotes the product is turned off.
WARNING
Describes precautions that should be observed to
prevent the possibility of death or injury to the user.
CAUTION
Describes precautions that should be observed to
prevent damage to the product.
Disposing of this product should not be
placed in municipal waste and should be
Separate collection.
WARNING
Power Supply
Ensure that the mains source voltage (AC outlet)
matches the voltage rating of the product. Failure
to do so could result in damage to the product and
possibly the user.
Unplug the product before electrical storms occur
and when unused for long periods of time to reduce
the risk of electric shock or fire.
External Connection
Always use proper ready-made insulated mains
cabling (power cord). Failure to do so could result
in shock/death or fire. If in doubt, seek advice from
a registered electrician.
Do Not Remove Any Covers
Within the product are areas where high voltages
may present. To reduce the risk of electric shock do
not remove any covers unless the AC mains power
cord is removed.
Covers should be removed by qualified service
personnel only.
No user serviceable parts inside.
Operating Conditions
Always install in accordance with the manufacturer's
instructions.
To avoid the risk of electric shock and damage, do
not subject this product to any liquid/rain or moisture.
Do not use this product when in close proximity to
water.
Do not install this product near any direct heat source.
Do not block areas of ventilation. Failure to do so
could result in fire.
Keep product away from naked flames.
IMPORTANT SAFETY INSTRUCTIONS
Read these instructions
Follow all instructions
Keep these instructions. Do not discard.
Heed all warnings.
Only use attachments/accessories specified by the
manufacturer.
Power Cord and Plug
Do not tamper with the power cord or plug. These are
designed for your safety.
Do not remove Ground connections!
If the plug does not fit your AC outlet seek advice from
a qualified electrician.
Protect the power cord and plug from any physical
stress to avoid risk of electric shock.
Do not place heavy objects on the power cord. This
could cause electric shock or fire.
Cleaning
When required, either blow off dust from the product
or use a dry cloth.
Do not use any solvents such as Benzol or Alcohol.
For safety, keep product clean and free from dust.
Servicing
Refer all servicing to qualified service personnel only.
Do not perform any servicing other than those instructions contained within the User's Manual.
1
PREFACE
Dear Customer:
Thank you for choosing theLTO AMX-140 14-Channel Mixing Console (AMX-140FX 14-Channel Mixing Console
with Digital Effects), which is the result of ourLTO AUDIO TEAM's endeavours.
For theLTO AUDIO TEAM, music and audio are more than a profession, it is a passion and an obsession!
We have, in fact, been designing professional audio products for a number of years in cooperation with many of the
world's major brands.
TheLTO line represents unparalleled analogue and digital products made by musicians, for musicians. With our
design centres in Italy, the Netherlands, and the United Kingdom we provide you with world-class designs, while our
software development teams continue to develop an impressive range of audio specific algorithms.
By purchasing ourLTO products you become the most important member of ourLTO AUDIO TEAM. We would
like to share with you our passion for what we design and invite you to make suggestions, which will aid us in developing future products for you. We guarantee you our commitment for quality, continual research and development,
and of course the best prices.
TheLTO AMX-140(FX) mixing console is equipped with 4 mono input channels (these are provided with ultra low noise
microphone pre-amplifiers and phantom power at +48 Volt), 4 stereo input channels, 4 stereo aux returns and 2 TK IN.
So, in total you have 14 input channels on your AMX-140(FX). It is specifically designed for professional application.
Seeing is believing, let's meet theLTO AMX-140(FX).
We would like to thank all the people who made theLTO AMX-140(FX) 14-Channel Mixing Console possible, especially to our designers andLTO staff. It is their passion for music and professional audio that has made it possible
for us to offer you, our most important team member, our continued support.
3.READY TO START?...............................................................................................................................................6
4.8PAN/BAL Control .......................................................................................................................................11
4.9PEAK LED ..................................................................................................................................................11
4.10 LEVEL Control ...........................................................................................................................................11
4.11 MAIN MIX LEVEL Dial ...............................................................................................................................11
4.12 OUTPUT LEVEL LED Display ....................................................................................................................11
4.13 POWER LED .............................................................................................................................................11
4.14 PHANTOM LED .......................................................................................................................................11
4.16 2TK IN Control ...........................................................................................................................................12
4.17 PHONES/CTRL ROOM Control ...............................................................................................................12
4.18 AUX RETURN Controls ............................................................................................................................12
4.19 AUX SENDS Connectors ........................................................................................................................12
4.20 STEREO AUX RETURNS Connectors .....................................................................................................12
Thank you very much for expressing your confidence inproducts by purchasingixing console.LTOLTO AMX-140(FX) m
The AMX-140(FX) is a professional compact mixer. You will get the smooth, accurate more natural and open sound from
this apparatus, and it is really ideal for small gigs, recording and fixed PA installations.
The AMX-140(FX) mixing console is packed with some key features that can not be found in other consoles of its size:
4
mono (these are provided with ultra low noise microphone pre-amplifiers and phantom power at +48 Volt) and 4
stereo input channels, and each of them is provided with a 3 bands graphic equalizer for HI, MID and LOW controls;
highly accurate 12-segment bar graph meters and 2-Track inputs assignable to main mix, control room / headphone
outputs etc.. Besides, the 24 bit effects processor with 256 effects (16 presets16 variations) is equipped specifically
for AMX-140FX.
Your AMX-140(FX) is very easy to operate but we advise you to go through each section of this manual carefully.
In this way you will get the best out of your AMX-140(FX).
4
2. FEATURES
The AMX-140(FX) mixing console is designed for professional application. It will provide the following features:
The common features:
5 MIC input channels with gold plated XLRs and balanced LINE input
4 stereo input channels with balanced TRS jacks
Ultra-low noise discrete MIC pre-amps with +48V Phantom power
Extremely high headroom offering more dynamic range
Balanced inputs for highest signal integrity
Warm, natural 3-band EQ on each channel
Switch-able Low-cut filter on each mono channel
Peak LED on each channel
AUX send 1/2 per channel for external effects and monitoring
4 AUX returns for additional functionality
Control room and headphone outputs
2-Track inputs assignable to main mix, control room / headphone outputs
Highly accurate 12-segment bar graph meters
Inserts on MIC channels
Additionally, the AMX-140FX is also equipped with following features:
24 bit digital effects processor
256 effects (16 presets16 variations)
Effect on/off by means of MUTE switch or a footswitch connected to the DFX FOOTSWITCH
5
3. READY TO START?
3.1 Please check the AC voltage available in your country before connecting your AMX-140(FX) to the AC socket.
3.2 Be sure that the main power switch is turned off before connecting the mixer to the AC socket. Also, you should
make sure that all Input and output controls are turned down. This will avoid damages to your speakers and avoid
excessive noise.
3.3 Before turning on the AMX-140(FX) you shall connect it to a power amplifier and turn-on the mixer BEFORE the power
amplifier. Once you have finished your working session you shall turn the mixer off AFTER the power amplifier.
3.4 Before disconnecting the AMX-140(FX) always turn-off the power switch.
3.5 Do not use solvents to clean your AMX-140(FX). A dry and clean cloth will be OK.
6
4. CONTROL ELEMENTS
AMX-140FX
MIC 1
JT
JT
12
3
BAL OR
BAL OR
UNBAL
UNBAL
LINE IN 1
INSERTINSERTINSERT
TRIM
+15dB -30dB LINE
+15dB -30dB LINE
0dB 44dB MIC
0dB 44dB MIC
LOW CUT
LOW CUT
18dB/Oct
18dB/Oct
MIC 2MIC 3MIC 4
JT
JT
12
3
LINE IN 2LINE IN 3
TRIM
+15dB -30dB LINE
+15dB -30dB LINE
0dB 44dB MIC
0dB 44dB MIC
LOW CUT
75Hz
75Hz
LOW CUT
EQ
HI
12kHzHI12kHz
-15+15
-12+12
-15+15
1
8
-+15
2
/
D
F
X
8
-+15
MID
MID
2.5kHz
2.5kHz
LOW
LOW
80Hz
80Hz
AUX
PRE
POST
POST
(PRE)
(PRE)
-15+15
-12+12
-15+15
1
8
-+15
2
/
D
F
X
8
-+15
PAN
RIGHTLEFT
PEAK
8
-+15
LEVEL
1
RIGHTLEFT
8
-+15
LEVEL
2
2-TRACK IN/OUT
L
BAL OR
BAL OR
UNBAL
UNBAL
T
T
12
3
BAL OR
BAL OR
UNBAL
UNBAL
T
T
12
BAL OR
BAL OR
UNBAL
UNBAL
LINE IN 4
R
TAPE INTAPE OUT
LEFTRIGHT
3
LINE IN 5/6LINE IN 7/8
T
T
INSERT
TRIM
+15dB -30dB L NE
+15dB -30dB L NE
0dB 44dB MIC
0dB 44dB MIC
LOW CUT
-15+15
-12+12
-15+15
8
-+15
/
8
-+15
RIGHTLEFT
8
-+15
LEVEL
LOW CUT
18dB/Oct
18dB/Oct
EQ
12kHzHI12kHz
2.5kHz
2.5kHz
AUX
POST
POST
(PRE)
(PRE)
PAN
75Hz
75Hz
18dB/Oct
18dB/Oct
EQ
HI
12kHzHI12kHz
MID
MID
2.5kHz
2.5kHz
LOW
LOW
80Hz
80Hz
1
AUX
PRE
2
POST
POST
D
F
(PRE)
(PRE)
X
PAN
PEAKPEAKPEAKPEAKPEAK
3
TRIM
+15dB -30dB LINE
+15dB -30dB LINE
0dB 44dB MIC
0dB 44dB MIC
LOW CUT
75Hz
75Hz
LOW CUT
75Hz
75Hz
18dB/Oct
18dB/Oct
EQ
MID
MID
LOW
LOW
80Hz
80Hz
PRE
HI
-15+15
-12+12
-15+15
1
-+15
2
/
D
F
X
-+15
HI
12kHzHI12kHz
MID
MID
2.5kHz
2.5kHz
LOW
LOW
80Hz
80Hz
AUX
PRE
8
POST
POST
(PRE)
(PRE)
8
PAN
RIGHTLEFT
8
-+15
LEVEL
45/67/8
3
MIC (MONO)
TRIM
0dB 44dB MIC
-15+15
-12+12
-15+15
1
8
-+15
2
/
D
F
X
8
-+15
RIGHTLEFT
8
-+15
LEVEL
12
2.5kHz
2.5kHz
AUX
BAL
EQ
HI
12kHzHI12kHz
MID
MID
LOW
LOW
80Hz
80Hz
PRE
POST
POST
(PRE)
(PRE)
LEFT(MONO)LEFT(MONO)
RIGHT
-15+15
-12+12
-15+15
1
8
-+15
2
/
D
F
X
8
-+15
RIGHTLEFT
8
-+15
LEVEL
AUX
BAL
MAIN MIX OUTPUT
(BAL/UNBAL)
LEFT (MONO)
RIGHT
EQ
HI
12kHzHI12kHz
MID
MID
2.5kl
2.5kl
LOW
LOW
80Hz
80Hz
PRE
POST
POST
(PRE)
(PRE)
0
8
AUX2/DFX TO AUX 1
8
-
CTRL ROOM
/
PHONES
-20
-30
CTRL ROOM OUTPUT
L
STEREO AUX RETURNS
1
LEFT(MONO)LEFT(MONO)
RIGHTRIGHT
R
2
0
+15
MAX
8
AUX RTN 1
8
MAX
2TK IN
OUTPUT LEVEL
0
-2
-4
-7
-10
8
-
MAIN MIX LEVEL
LTO
U2)AUX
RTN 2 (DFX)
2TK TO
2TK TO
CTRL ROOM
CTRL ROOM
2TK TO MIX
7
10
+15
-140
PHONES
AUX SENDS
1
2
0
8
+15
TAPE
L
CLIP
R
AM
14-CHANNEL MIXING CONSOLE
WITH DIGITAL EFFECTS
+15
2
4
PHPWR
R
FX
DSP
FOOTSWITCH
1
16
2
15
14
13
12
11
8
10
9
PRESETS
1
16
2
15
14
13
12
11
8
10
9
VARIATIONS
PEAK
DFX MUTE
1 VOCAL1
2 VOCAL2
3 LARGE HALL
4 SMALLHALL
5 LARGE ROOM
6 SMALLROOM
7 PLATE
8 TAPEREVERB