RAM LMS 266 Manuale utente
HARDWARE MANUAL
P-98754-005
QXPLMSDoc
11/05
© 2005 by C.E. Studio-2 s.l. - Spain (EEC)
http://www.ramaudio.com
e-mail: [email protected]
LMS 266 / LMS 221 Digital Controllers
Loudspeaker Management System
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
1
CONTENTS
1. INTRODUCTION
Description LMS 221/ LMS 266 4
Description front panel 5
Description rear panel 6
2. INSTALLATION AND ASSEMBLY
Connectors and connections 7
Dimensions 8
How to connect 8
3. PROCESS DIAGRAM
Block diagrams LMS 221/ LMS 266 9
4. OPERATION
Use procedures 11
Display and edition elements 12
Program menu 13
Menu hierarchy 14
1.CONFIGURATION 15
1.1. Out delay 15
1.2. Gain 16
1.3. Output POL 17
1.4. Temperature 18
1.5. Password 19
1.6. Protect 20
2. INFORMATION 21
2.1. Prot. Mem 21
2.2. Test LCD 21
2.3. Version 21
3. COMMUNICATION 22
3.1. Prepare Clon 22
3.2. Clone 23
3.3. Send Memory 24
3.4. Receive Memory 25
5. TECHNICAL SPECIFICATIONS 26
6. PROBLEMS SOLUTION 27
7. GUARANTEE 28
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
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WELCOME
You have just started working with the digital processors RAM AUDIO LMS Series.
Before starting to use the processor we recommend reading this manual carefully; you will find
instructions for use, programming examples and practical advices, which will be of great help to
you.
The digital processors RAM AUDIO include the latest digital technology advances. With a
maximum of precision and numerous features they are designed to meet the best professionals´
highest expectations in the sound environment.
If you wish to change some configuration parameters or create new configurations for your
sound system, we recommend to carefully read this manual and the manual for the software of
LMS processors.
We hope that LMS 221 / LMS 266 will meet your expectations as a technician and user and will
make your work easier.
Welcome to RAM AUDIO!
(www.ramaudio.com)
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
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IMPORTANT INFORMATION ON SECURITY
The CE mark on the processor LMS 221 / LMS 266 indicates that it is verified and
tested to entirely fulfil the European and international regulations concerning
electromagnetic compatibility and electric safety.
Radiated emissions: EN55013-1 (1996)
RF Immunity: EN55103-2 (1996)
Electric Safety: EN60065 (1993)
IEC65 (1985) and amendments 1, 2 and 3
This product fulfils also the specifications of the following safety directives:
Directive of low voltage: 73/23/EEC
Directives EMC: 89/336/EEC and amendment 93/68/EEC
This product is totally designed and manufactured in the European Union.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
These symbols are internationally accepted and warn of potential damages caused by the
improper manipulation of electric appliances.
The beam pointing down inside an equilateral triangle warns of dangerous voltage existing
inside the appliance. The exclamation mark inside an equilateral triangle reminds the user to
pay attention to the safety indications shown in this manual.
Some of the indications which this sign refers to are:
Do not expose the processor to dust or humidity.
Do not open the processor’s lid.
To avoid damages caused by electric shock, do not manipulate interior
elements.
Only use appropriate and intact power cables.
In case of any strange performance, always contact the technical service.
Unpacking the processor LMS 221 / LMS 266
Before unpacking your processor, make sure that the packing is neither damaged nor
deformed. In case of important anomalies, please contact your transport agency. After
unpacking the product and checking the equipment’s perfect working order, please keep the
original packing just in case you have to return the processor to the distributor.
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
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1.- INTRODUCTION
With its 60 user’s memories LMS 221 / LMS 266 will allow you to configure your settings for
your systems. LMS 221 / LMS 266 disposes of the software LMS 221 / LMS 226 Control
(under Windows 95/98/ME/NT/2000/Me/XP), which makes it possible to modify all the
parameters of the system. We recommend to carefully reading the manual of the software
before making any configurations. You will find the explanation of the working order and all the
possibilities of the processor LMS 221 / LMS 266 explained in this manual.
LMS 221 / LMS 266 offers all the necessary elements for the installation to the sound
technician.
- 2 inputs / 6 outputs (2 inputs / 3 outputs for LMS 221).
- Independent output delays.
- 34 EQ filters absolutely configurable (17 for LMS 221).
- 6 Crossovers up to 24 dB/Oct (3 for LMS 221).
- Gains, mutes and phase inversion per way.
- Dynamic control with Limiter/ compressor and noise gate.
etc...
all this together with the best electronic components to guarantee as clearest and most accurate
sound possible with all the necessary protections for your system.
Processor Description LMS 221 / LMS 266
LMS 221 / LMS 266 audio digital controller is an audio digital processor, configurable by the
user, with two inputs / three outputs and two inputs / 6 outputs respectively, designed to cover
uses like:
LMS 221:
- Full range stereo processor plus sub.
- 2 way stereo processor plus mono sub output.
- 3 way mono processor complete for installations (High-Mid-Low).
- Stereo paragraphic equalizer.
- Stereo Compressor / Limiter
- Etc.
LMS 266:
- 3 way stereo processor (High-Mid-Low).
- 4 way mono processor plus 2 sub outputs.
- Etc.
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
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Front Panel Description LMS 266
1.- MAIN POWER SWITCH
Connects and interrupts the processor’s current feed.
2.- SWITCH ON INDICATOR LED
Indicates that the processor is switched on.
3.- RS-232C CONNECTOR
Male Sub-D connector of 9 contacts for communication with PC.
4.- USB CONNECTOR
Type B female USB connector for communication with PC.
5.- INPUT SIGNAL INDICATOR LEDS
Indicate presence of signal at the inputs.
6.- INPUT CLIP INDICATOR LEDS
These LEDs when illuminated indicate that the corresponding
channel is clipping the processor’s input, producing a trim and
distortion of the signal. These LEDs should never illuminate.
7.- DISPLAY
Shows the menus, information on working order as well as diverse
modifiable parameters by the user.
8.- MENU KEYS
Permit to move up and down in the menus and to increase and
decrease different parameters.
9.- ENTER KEY
Allows access to menus and submenus and confirms actions.
10.- OUTPUT SIGNAL INDICATOR LEDS
Show the presence of signal in the outputs.
1
2
3
7
10
8
6
9
5
4
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
6
Rear Panel Description LMS 266
11.- SIGNAL INPUTS
Female XLR connectors of 3 contacts.
12.- SIGNAL OUTPUTS
Male XLR connectors of 3 contacts.
13.- IEC POWER SUPPLY CONNECTOR
The mains cable is supplied with the processor. LMS
221/ LMS 266 incorporates a precise switching power supply
which accepts voltages from 85 to 265V.
The power supply is continually regulating itself and guarantees a
perfect working order even with bad regulated supplies.
14.- FUSE HOLDER
Location of 1 A fuse. (Only replace with fuses of the same
value)
13
14
12
11
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
7
2.- INSTALLATION AND ASSEMBLY
Connectors and connections.
XLR CONNECTORS
9 Contacts Male SUB-D CONNECTOR
INPUTS (Communication PC-User interface)
1.- GROUND
2.- HOT (+) Pin 1 : n.c.
3.- COLD (-) Pin 2 : RxD - Received Data
Pin 3 : TxD – Transmitted Data
Pin 4 : n.c.
OUTPUTS Pin 5 : Ground
1.- GROUND Pin 6 : n.c.
2.- HOT (+) Pin 7 : n.c.
3.- COLD (-) Pin 8 : n.c.
Pin 9 : n.c.
CONEXION CABLE PC – LMS 221 / LMS 266
(Supplied)
9 Contacts Female 9 Contacts Female
Sub-D (PC) Sub-D (RS-232 IN)
AERIAL XLR CONNECTORS
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
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Dimensions LMS 221 / LMS 266 (mm)
45
How to connect LMS 266
INPUTS
2 1 MAINS CABLE
SUB1 2 1 SUB2 4 3
OUTPUTS
45
226
482
RAM Audio LMS 266 / LMS 221 Digital Controller – Hardware Manual
9
3.- PROCESS DIAGRAM
Once the analogical input signal is converted into a digital input signal, the process inside the
DSPs is the following:
Block diagram LMS 266
Block diagram LMS 221
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