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Thank you for purchasing the Roland Bi-Amp Monitor DS-50A.
Before using this unit, carefully read the sections entitled: “IMPORTANT 
SAFETY INSTRUCTIONS” (p. 2), “USING THE UNIT SAFELY” (p. 3), and 
“IMPORTANT NOTES” (p. 5). These sections provide important information 
concerning the proper operation of the unit. Additionally, in order to feel 
assured that you have gained a good grasp of every feature provided by your 
new unit, this manual should be read in its entirety. The manual should be 
saved and kept on hand as a convenient reference. 

 

Main Features

 

 

In Pursuit of High Sound Quality

 

The DS-50A powered monitor uses a two-way, bi-amplifier design to 

achieve high sound quality.

The monitor features a 120-mm LF Driver and a 19-mm soft-dome HF 

Driver as speakers. The amplification includes 30-watt and 20-watt 

amplifiers designed to achieve high sound quality.

 

 

Digital Input

 

In addition to XLR and TRS phone analog input, the DS-50A is provided with digital input connectors 

(coaxial and optical) that support 96 kHz sample rate and 24-bit digital audio.

Digitally input signals are reproduced faithfully through 24-bit D/A conversion, thus preventing noise 

or a drop in sound quality.

You can use the monitors with a wide variety of equipment and applications through selective use of 

the analog and digital settings.

 

 

Reproduction of a Variety of Speaker Sounds

 

   (combination with the VS or VM)

 

By connecting the Roland V-Studio (VS series) or V-Mixer (VM series) to the DS-50A and using 

Speaker Modeling Function of VS or VM, the DS-50A can reproduce the 

sounds from a wide range of speakers, ranging from the professional 

monitors from other manufacturers to the speaker in a small household 

television set.

You can use the DS-50A in combination with the V-Studio or V-Mixer to 

simulate the sound checks at mixdown, which conventionally have required 

switching between multiple pairs of monitors set up to compare the sound.

 

* Please be aware that not all VS/VM series units are capable of providing 
speaker modeling. Before making your purchase, you should confirm that 
the unit you are considering does indeed provide the features you desire.

 

Copyright © 2000 ROLAND CORPORATION

 

All rights reserved. No part of this publication may be reproduced in any form without
the written permission of ROLAND CORPORATION. 

 

OWNER’S MANUAL

 

Amplifier

20W

Amplifier

30W

Содержание DS-50A

Страница 1: ...re reproduced faithfully through 24 bit D A conversion thus preventing noise or a drop in sound quality You can use the monitors with a wide variety of equipment and applications through selective use of the analog and digital settings Reproduction of a Variety of Speaker Sounds combination with the VS or VM By connecting the Roland V Studio VS series or V Mixer VM series to the DS 50A and using S...

Страница 2: ...d prong are provided for your safety When the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet WARNING IMPORTANT As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug proceed as follows The wire which is coloured GREEN AND YELLOW must be connected ...

Страница 3: ...el that is uncomfortable If you experience any hearing loss or ringing in the ears you should immediately stop using the unit and consult an audiologist Do not allow any objects e g flammable material coins pins or liquids of any kind water soft drinks etc to penetrate the unit In households with small children an adult should provide supervision until the child is capable of following all the rul...

Страница 4: ...or an authorized Roland distributor as listed on the Information page The unit should be located so that its location or position does not interfere with its proper venti lation Always grasp only the plug on the power supply cord when plugging into or unplugging from an outlet or this unit Try to prevent cords and cables from becoming entangled Also all cords and cables should be placed so they ar...

Страница 5: ...f you cover the heat sink their function is defeated and their temperature can rise to overly high levels which could cause burns if they are accidentally touched Placing heavy objects on this unit may result in injury if it overturns or falls Please also refer to Important Notes on Placement p 8 Maintenance 401b To clean the unit use a dry soft cloth or one that is slightly dampened Try to wipe t...

Страница 6: ...t switch according to the connector to which the device is attached Coaxial or Optical When the connected digital signal output device is not powered up the Digital In indicator does not light up 10 1 2 3 5 6 7 8 9 1 Analog Input XLR TRS Phone Input Connector Analog Input This is for connecting XLR or TRS phone plugs Both balanced and unbalanced connections are possible NOTE The pin assignment for...

Страница 7: ...en using the digital input connectors of two DS 50A monitors for stereo sound the digital signal can be input to either L or R 3 Input Select Switch Used to select Digital Input or Analog Input Select the connector used for the input signal 4 Thru Digital Out Connector When connecting multiple DS 50A monitors with digital signals this connector is used for output to the second DS 50A Refer to Conn...

Страница 8: ...ers or other devices always turn down the volume and turn off the power on all devices before making any connections Once the connections have been completed turn on power to your various devices in the order specified By turning on devices in the wrong order you risk causing malfunction and or damage to speakers and other devices When turning the power off reverse this procedure Connected devices...

Страница 9: ...e the DS 50A in combination with this to simulate the sound checks at mixdown which conventionally have required switching between multiple pairs of monitors set up to compare the sound The DS 50A supports the Speaker Modeling function that is included in the Roland V studio VS series and V mixer VM series VS 890 THRU DIGITAL OUT DIGITAL IN COAXIAL DIGITAL IN COAXIAL OPTICAL It is also possible to...

Страница 10: ...magnetically shielded HF Driver 19 mm 3 4 soft dome type magnetically shielded Frequency Response 68 Hz to 22 kHz 3dB Crossover Frequency 2 3 kHz active third order LF Amplifier Power 30 W HF Amplifier Power 20 W Analog in Input Sensitivity 0 dBu 0 775 Vrms Input Impedance 20k ohm Balanced Unbalanced Digital in Format Conformity with S P DIF Sample Rate 32 kHz to 96 kHz de emphasis OFF D A Convert...

Страница 11: ...dio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consul...

Страница 12: ...Grand Floor DUBAI U A E TEL 04 3360715 EGYPT Al Fanny Trading Office P O Box 2904 El Horrieh Heliopolos Cairo EGYPT TEL 02 4185531 REUNION Maison FO YAM Marcel 25 Rue Jules Merman ZL Chaudron BP79 97491 Ste Clotilde REUNION TEL 28 29 16 SOUTH AFRICA That Other Music Shop PTY Ltd 11 Melle Street Cnr Melle and Juta Street Braamfontein 2001 Republic of SOUTH AFRICA TEL 011 403 4105 Paul Bothner PTY L...

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