Table of Contents
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Table of Contents
Related Manuals for The t.racks DS 2/4
Summary of Contents for The t.racks DS 2/4
- Page 1 DS 2/4 digital speaker management system user manual...
- Page 2 Musikhaus Thomann Thomann GmbH Hans-Thomann-Straße 1 96138 Burgebrach Germany Telephone: +49 (0) 9546 9223-0 E-mail: info@thomann.de Internet: www.thomann.de 24.08.2015, ID: 198101...
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Page 3: Table Of Contents
Table of contents Table of contents General notes............................... 4 Safety notes..............................6 Performance characteristics......................10 Installation and operation........................11 4.1 Pin assignment..........................12 Connectors and controls........................13 Functions..............................18 Technical data............................27 Cleaning............................... 29 Protecting the environment......................30 DS 2/4... -
Page 4: General Notes
General notes General notes This user manual contains important information on safe operation of the device. Read and follow all safety notes and all instructions. Save this manual for future reference. Make sure that it is available to all persons using this device. If you sell the device to other users, be sure that they also receive this manual. - Page 5 This combination of symbol and signal word indicates a pos‐ sible dangerous situation that can result in material and environmental damage if it is not avoided. Warning signs Type of danger Warning – high-voltage. Warning – danger zone. DS 2/4...
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Page 6: Safety Notes
Safety notes Safety notes Intended use This device serves sound control and distribution of incoming audio signals to the connected speakers. Use the device only as described in this user manual. Any other use or use under other operating conditions is considered to be improper and may result in personal injury or property damage. - Page 7 Always use proper ready-made insulated mains cabling (power cord) with a pro‐ tective contact plug. Do not modify the mains cable or the plug. Failure to do so could result in electric shock/death or fire. If in doubt, seek advice from a regis‐ tered electrician. DS 2/4...
- Page 8 Safety notes CAUTION! Possible hearing damage With loudspeakers or headphones connected, the device can produce volume levels that may cause temporary or permanent hearing impairment. Do not operate the device permanently at a high volume level. Decrease the volume level immediately if you experience ringing in your ears or hearing impairment.
- Page 9 Failure to do so could result in damage to the device and possibly injure the user. Unplug the device before electrical storms occur and when it is unused for long periods of time to reduce the risk of electric shock or fire. DS 2/4...
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Page 10: Performance Characteristics
Performance characteristics Performance characteristics Two inputs, four outputs (2 × 2-way, 3-way, 4-way, 2-way-sub) Three digital 24-bit signal processors Parametric five-band equalizers High- and low-pass filters Controllable input and output sensitivity Runtime delay of up to seven milliseconds Limiter with adjustable threshold, attack, hold and decay RS232 interface Installation in 19-inch racks (1 rack unit) digital speaker management system... -
Page 11: Installation And Operation
Establish all connections as long as the unit is switched off. Use the shortest possible high- quality cables for all connections. Rack mounting The unit has been designed for rack mounting in a standard 19-inch rack; it occupies one rack unit. DS 2/4... -
Page 12: 4.1 Pin Assignment
Installation and operation 4.1 Pin assignment XLR-connections for signal in-/ XLR mounting sockets are provided for signal inputs. XLR mounting plugs are provided for outputs signal outputs. The figure and the table show the XLR pin assignment for balanced wiring. Ground Positive signal (+) Negative signal (–) -
Page 13: Connectors And Controls
Connectors and controls Connectors and controls Front panel DS 2/4... - Page 14 Connectors and controls 1 Display 2 BACK / NEXT Cursor and navigation buttons. With the help of these buttons, you can place the cursor at the desired point in the display text and switch between the different menus. 3 MENU Button to call the menu function.
- Page 15 The MUTE switch can be used to mute the channels indi‐ vidually; in this case, the associated display LED lights up. 10 Mains switch to activate/deactivate the device. DS 2/4...
- Page 16 Connectors and controls Rear panel digital speaker management system...
- Page 17 Connectors and controls 11 Plug for mains cable with fuse holder. 12 RS232 interface, 9-pin D-SUB socket. 13 OUTPUTS Signal output 4 to 1 (male XLR panel connector). 14 INPUTS Signal input channel A and B (female XLR panel connector). DS 2/4...
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Page 18: Functions
Functions Functions First switch on the speaker management system and then switch on the connected devices to avoid activation crackling and possible damage to the connected speakers. "Xover sub menu" Operate the [MENU] button to open the "Xover sub menu". The settings of the crossover fre‐ quencies are stored in this menu. - Page 19 The "stereo links" option can be selected when the channels OP (OUTPUT) 1 and 3 as well as 2 and 4 are parameterised identically. The OUT1+3 and OUT2+4 values are then copied automatically and do not have to be entered repeatedly. DS 2/4...
- Page 20 Functions Confirm the selection with [ENTER]. The display shows ‘new xover, ’ [ENTER] ‘to confirm’ . "store a Xover" This submenu permits saving the user-specific and changed configurations in the device. Operate the [ENTER] button and then twice the [NEXT] button to activate the "store a Xover"...
- Page 21 (no access to parameters, MUTE function not available) Select the desired option with the [BACK] and [NEXT] buttons or the jog wheel and confirm the selection with [ENTER]. The access lock can be revoked by input of a valid password. DS 2/4...
- Page 22 Functions Password input Access to the different device parameters is password-protected. Proceed as follows to enter the password: Push the [BACK] and [NEXT] buttons at once. Select one character at a time with the jog wheel and confirm each with [ENTER]. Confirm the input of the last character again with [ENTER].
- Page 23 In the "parameter" menu, different device parameters can be adjusted. Open the menu with [GAIN], select the desired option with the [BACK] and [NEXT] buttons and confirm the selection with [ENTER]. The access lock can be revoked by input of a valid password. DS 2/4...
- Page 24 Functions Parameter Function Value range Input gain Input amplification –40 … +6 dB Output Gain Output amplification –40 … +6 dB Output Phase Polarity + / – This parameter can be used to com‐ pensate for possible phase errors (deletion of certain frequency areas) at the outputs by phase reversal.
- Page 25 For this, set the gain to 0 dB and the Q-factor to "Hishelf/Loshelf". To deactivate a certain EQ-band (bypass mode), push the [ENTER] button. Parameter Value range Frequency 20 Hz … 20 kHz Q-factor 0,5…10 ±12 dB, ±1 dB Gain High-Shelf 1 kHz … 20 kHz Low-Shelf 20 Hz … 1 kHz DS 2/4...
- Page 26 Functions Limiter There is a limiter available for each output. These limiters limit the signal level for each channel to a specific threshold and therefore offer additional protection against overdrive and damage to the connected speakers. Parameter Function Value range Threshold Threshold –20 …...
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Page 27: Technical Data
Total harmonic distortion (THD) 0,01 % Maximum runtime delay 7 ms Output amplification –40 dB … +6 dB (±0.5 dB) Input amplification –40 dB … +6 dB (±0.5 dB) Mains power supply 90 V … 230 V (AC), 50/60 Hz DS 2/4... - Page 28 Technical data Dimensions (H × W × D) 44 mm × 480 mm × 220 mm (1.73 in. × 19.90 in. × 8.67 in.) Weight 3.6 kg (7.94 lbs.) digital speaker management system...
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Page 29: Cleaning
The fan grids of the device must be cleaned on a regular basis to remove dust and dirt. Before cleaning, switch off the device and disconnect AC-powered devices from the mains. Use a lint- free damp cloth for cleaning. Never use solvents or alcohol for cleaning. DS 2/4... -
Page 30: Protecting The Environment
Protecting the environment Protecting the environment Disposal of the packaging mate‐ rial For the transport and protective packaging, environmentally friendly materials have been chosen that can be supplied to normal recycling. Ensure that plastic bags, packaging, etc. are properly disposed of. Do not just dispose of these materials with your normal household waste, but make sure that they are collected for recycling. - Page 32 Musikhaus Thomann · Hans-Thomann-Straße 1 · 96138 Burgebrach · Germany · www.thomann.de...