Nilfisk 3.4 PC User Manual
User's Manual
3 WAY STEREO
MAXIDRIVE3.4 PC
DIGITAL CROSSOVER
R
LTO
www.altoproaudio.com
Version 1.5 February 2006
English
SAFETY RELATED SYMBOLS
CAUTION
RISK OFELECTRIC SHOCK
DO NOTOPEN
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:
Thanks for choosing MAXIDRIVE3.4 PC3-WayStereo Digital Crossover and thanks for choosing one of the results
of LTO AUDIO TEAM job and researches.
For our LTO AUDIO TEAM, music and sound are more than a job...are first of all passion and let us say our obsession!
We have been designing professional audio products for a long time in cooperation with some of the major brands
in the world in the audio field.
The LTO line presents unparalleled analogue and digital products made by Musicians for Musicians in our R&D
centers in Italy, Netherlands, United Kingdom and Taiwan. The core of our digital audio products is a sophisticated
DSP (Digital Sound Processor) and a large range of state of the art algorithms which have een developed by ourb
Software Team for the last 8 years.
Because we are convinced you are the most important member of LTO AUDIO TEAM and the one confirming the
quality of our job, we would like to share with you our work and our dreams, paying attention to your suggestions and
your comments.
Following this idea we create our products and we will create the new ones! From our side, we guarantee you and
we will guarantee you also in future the best quality, the best fruits of our continuous researches and the best prices.
Our AXIDRIVE3.4 PC 3 - Way Stereo Digital Crossover is the result of many hours of listening and tests involvingM
common people, area experts, musicians and technicians. The results of this effort is a DSP hi-performance equalizer
that can be used in applications as musical performances, Installation and sound reinforcement. Besides we offer to
you a number of factory EQ curves that we collected and transformed in presets now available in our small, efficient
and easy to use AXIDRIVE3.4 PC.M
Nothing else to add, but that we would like to thank all the people that made the AXIDRIVE3.4 PC a reality availableM
to our customers, and thank our designers and all the LTO staff, people who make possible the realization of products containing our idea of music and sound and are ready to support you, our Customers, in the best way, conscious
that you are our best richness.
Thank you very much
LTO AUDIO TEAM
2
TABLE OF CONTENTS
1. INTRODUCTION ................................................................................................................................... 4..
2. FEATURES .............................................................................................................................................4
3. CONTROL ELEMENTS .........................................................................................................................4
3.1 The Front Panel
3.2 The Rear Panel
4. GETTING STARTED ..................................................................................................................... 6..........
4.1 Configuration of the System
4.2 Memory Initialization
4.3 Communication
4.4 First Steps with the PC Editor
4.5 Edit Mode
4.6 Help File
4.7 Introduction to the PC Editor
5. PARAMETER MENUS DESCRIPTION ..................................................................................................9
6. WORKING WITH PRESETS ..........................................................12....................................................
7. CONNECTIONS .......................................................................................................................... .......12
8. APPLICATION ........................................... ..................................................................................... .....13
8.1 Factory Preset Configuration
8.2 Organization
9. TECHNICAL SPECIFICATIONS ...............................................................19..........................................
10. WARRANTY ........... ..................................................................................................................... ........20
3
1. INTRODUCTION
Your MAXIDRIVE3.4 PC is a 3-Way Stereo Digital Crossover and it is a powerful versatile signal processor. The
apparatus will provide 3, 4, 5 or 6-way mono X-over with 6 outputs. Thanks to the use of selected and expensive
components, the performances of MAXIDRIVE3.4 PC are worth much more than its price: you can set the input and
output routing configuration through recalling one of the presets included in the internal memory or PC editor software.
For further detail, please read the user manual carefully.
2. FEATURES
Single rack unit
Easy to operate front panel controls
2 input connectors are compatible with balanced XLR and JACK
6 outputs are balanced XLR-M connector
A/D and D/A converters for a 117dB dynamic range
Delay lines up to 2.5s for each input and up to 300ms for each output
10 factory presets and 64 user presets by large memory capacity
Switching power supply
Remote control
Manufactured under QS9000, VDA6.1 certified management system
3. CONTROL ELEMENTS
3.1 The Front Panel
R
LTO
RS232
6
1. Power Switch
The switch is used to turn the main POWER on and off.
Note: Before turning on the unit, please make sure the amplifiers of sound system are off to avoid the annoying
and sometimes dangerous signal peaks.
2. LEDs Display
The both LEDs indicate the selecting status; one is for PRESET, another for ID.
3. UP/DOWN Keys
There are 10 factory presets, 64 user presets and 32 ID selections. The both keys are used to allow you to turn
over the variable presets or ID selections for achieving the proper one.
PRESET
4
MAXIDRIVE3.4 PC
POWER
12
ON
3-WAY STEREO
DIGITAL CROSSOVER
OFF
ID
UP SEL
DOWN
3
ENTER
5
4. SEL Key
Activate the SEL key to select required PRESET LOAD or SET COMM. ID functions.
5. ENTER Key
The key allows you to access to the selected preset or ID selection.
6. RS232 Serial Communication Port
The RS232 port allows incoming and outgoing communication between the MAXIDRIVE3.4 PC and a PC.
Via connecting the MAXIDRIVE3.4 PC to a PC, all the processor functions is possible to be control remotely by
ALTO editing software.
4
1>. Ensure that power to the MAXIDRIVE3.4 PC and the computer is switch off.
2>. Connect the MAXIDRIVE3.4 PC to the PC's RS232 serial port using a data cable with 9-pin female plugs.
The required data cable is known as a 'null modern' (also data transfer) type serial interface cable. Attach the
other end to the 9-pin socket situated next to the audio output terminals of the MAXIDRIVE3.4 PC.
3>. Turn on your audio system, including the MAXIDRIVE3.4 PC. Now boot up your computer and run the PC editor
(see "Configuration of the system").
Note: MAXIEDITOR software, which is used in the unit , accepts these four COM1-COM4 connectors of PC
only. So when you use USB port for connecting, please operate it as follows:
Please go to control section -> system -> DEVICE MANAGER -> advance -> COM connecting number,
select one.
Then go to the tool bar of MAXIEDITOR -> Choose "OPTION -> USB to COM" and select the right COM.
Then it should be OK to link.
3.2 The Rear Panel
please
AC INPUT 14W
95-240V 50/60Hz
FUSE: 95-120VT500mAL
210-240VT315mAL
Apparaten skall anslutas till
jordat uttag nar den ansluts
A102
till ett natverk
RS485 OUT RS485 IN
789
PUSH
NEW TIDE
3
21
OUTPUTS
3
4
56
21
PUSH
NEW TIDE
10
PUSH
NEW TIDE
132
132
INPUTAINPUT B
11
7.AC inlet and fuse holder
Use it to connect your MAXIDRIVE3.4 PC to the supplied AC cord. Please check the Voltage in your country and
what voltage for your MAXIDRIVE3.4 PC is configured before attempting to connect the unit for the main AC.
The fuse can protect the AC supplies circuit of the equipment.
CAUTION: If there is something wrong with the fuse or the fuse needs to change, please refer to a qualified
technician. If the fuse continues to blow after replacing, discontinue using of this unit before being repaired.
8.RS485 OUT
This is the standard serial communication interface. It allows outgoing communication between a MAXIDRIVE
3.4 PC and other MAXIDRIVE3.4 PC units. The RS485 interface is very suitable for remote control over long
distances (difficult with RS232 standard ports) and daisy-chaining several MAXIDRIVE3.4 PC.
9.RS485 IN
The function of the RS485 IN interface is opposite to RS485 OUT. It allows incoming communication between
a MAXIDRIVE3.4 PC and other MAXIDRIVE3.4 PC units. The RS485 interface is very suitable for remote control
over long distances (Difficult with RS232 standard ports) and for daisy-chaining several MAXIDRIVE3.4 PC.
10.OUTPUTS
These (Outputs1~6) are balanced XLR-M connectors. The high quality, low noise, 20 bit converters can make
A/D conversion.
11.INPUTS
INPUT A and INPUT B are compatible with balanced XLR and JACK. They are audio connectors of the respective
sections. The high quality, low noise, 20 bit converters can make A/D conversion.
5
4. GETTING STARTED
4.1 Configuration of the System
At first, switch off the equipment, carry out the audio and power connection from the various components of your
sound system.
Then, connect the main cord and only switch on the MAXIDRIVE3.4 PC. The display will show the data regarding
with the operating system release for a few seconds.
Meanwhile, the system will restore the exact operating conditions at the time of switching off.
Click the SEL key to select proper PRESET or ID status.
PRESETs (1. ~ 64.), then you will find the data on LCD twinkling all the while.
The factory programmed, cannot be permanently changed. These include all the system's usable configurations.
For further detail, please refer the "Factory Preset Configuration" on application section.
Via the PC editor software, the user PRESETs can be programmed by users.
1.0
r userWhen PRESET LED lit, you can use the UP and DOWN keys to select factory PRESETs (1 ~ 10) o
1
64.
Press ENTER, the display shows the PRESET/ID loaded in the units memory.
4.2 Memory Initialization
1>. To activate the MEMORY PUFF function the SEL & UP keys must be activated and kept down during turn-on.
2>. At turn-on the display showsAL. With both the PRESET and ID LEDs on while a complete memory initialization
is in progress.
(Example: Factory PRESET)
(Example: User PRESET)
allWhen ID LED lit, the LCD will display the ID number, there are total 32 IDs, and the data twinkling the while.
Al.
3>. If a power failure occurred while the machine was saving some data to memory, the memory is partially initialized
to avoid inconsistent data that could cause the machine to behave improperly.
4>. In this case the display show S. with the ID LED on if the machine is initializing the SETUP memory area, if the
display shows nn. with both the PRESET and ID LEDs on the machine is initializing the SETUP and PRESET
nn memory areas.
S.
4.3 Communication
1>. When the MAXIDRIVE3.4 PC is connected by its RS232 port to a PC running the MAXIDRIVE3.4 editor, the
display shows CG (Comm. Gateway).
.
Cg
6
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