CYP DCT-24 Operation Manual

DCT-24

USB Audio Center

DISCLAIMERS

The information in this manual has been carefully checked and is believed to be accurate. Cypress Technology assumes no responsibility for any infringements of patents or other rights of third parties which may result from its use.

Cypress Technology assumes no responsibility for any inaccuracies that may be contained in this document. Cypress also makes no commitment to update or to keep current the information contained in this document.

Cypress Technology reserves the right to make improvements to this document and/or product at any time and without notice.

COPYRIGHT NOTICE

No part of this document may be reproduced, transmitted, transcribed, stored in a retrieval system, or any of its part translated into any language or computer file, in any form or by any means— electronic, mechanical, magnetic, optical, chemical, manual, or otherwise—without express written permission and consent from

Cypress Technology.

© Copyright 2011 by Cypress Technology.

All Rights Reserved.

Version 1.1 August 2011

TRADEMARK ACKNOWLEDGMENTS

All products or service names mentioned in this document may be trademarks of the companies with which they are associated.

SAFETY PRECAUTIONS

Please read all instructions before attempting to unpack, install or operate this equipment and before connecting the power supply.

Please keep the following in mind as you unpack and install this equipment:

• Always follow basic safety precautions to reduce the risk of fire, electrical shock and injury to persons.

• To prevent fire or shock hazard, do not expose the unit to rain, moisture or install this product near water.

• Never spill liquid of any kind on or into this product.

• Never push an object of any kind into this product through any openings or empty slots in the unit, as you may damage parts inside the unit.

• Do not attach the power supply cabling to building surfaces.

• Use only the supplied power supply unit (PSU). Do not use the PSU if it is damaged.

• Do not allow anything to rest on the power cabling or allow any weight to be placed upon it or any person to walk on it.

• To protect the unit from overheating, do not block any vents or openings in the unit housing that provide ventilation and allow for sufficient space for air to circulate around the unit.

REVISION HISTORY

VERSION NO.

DATE DD/MM/YY SUMMARY OF CHANGE

VR0 07/12/14 Preliminary Release

VS0 20/06/13 Updated Text & Diagrams

CONTENTS

1. Introduction ............................................ 1

2. Applications ........................................... 1

3. Package Contents ................................ 1

4. System Requirements ............................ 1

5. Features .................................................. 2

6. Operation Controls and Functions ....... 3

6.1 Front Panel .........................................3

6.2 Rear Panel .........................................4

6.3 RS-232 Protocol..................................5

6.4 RS-232 Commands............................6

7. Connection Diagram ............................ 7

8. Specifications ........................................ 8

8.1 Technical Specifications ..................8

8.2 Audio Specifications .........................9

9. Acronyms ............................................. 10

1. INTRODUCTION

The USB Audio Center allows multiple audio sources to be controlled, switched and outputted to a variety of audio equipment. With 3 audio inputs (USB, Line-level RCA and 3.5mm mini-jack and 2 audio outputs

(Line-level RCA and 6.3mm headphone output) you can integrate and convert USB or analog stereo audio sources to Line-level output and 6.3mm headphone simultaneously.

2. APPLICATIONS

• Multiple input/output Audio Center

• PC/Mac USB audio input support

• Show event audio set up

• Home theater

• Educational/Lecture presentation

3. PACKAGE CONTENTS

• 1×USB Audio Center

• 1×5 V/3 A DC Power Adaptor

• 1×6.3mm to 3.5mm Jack

• 1×3.5mm to D-sub 9-pin Cable

• 1×Driver CD-Rom

• Operational Manual

4. SYSTEM REQUIREMENTS

Audio source equipment such as PC (USB), DVD player or MP3 Player and audio output devices such as active speakers, amplifier or headphones.

1

5. FEATURES

• Supports Digital to Analog audio Conversion (DAC)

• Supports USB sampling rate up to 192 kHz

• Simultaneous output on both Line out and 6.3mm headphone output

• Supports RS-232 control

• Total Harmonic Distortion (THD): Less than 100 dB (−20 dBFs)

• Volume control of analog and headphone outputs

• Direct power ON/OFF and mute button on unit

• Headphone output fades in after system is muted

• 6.3 mm headphone output (3.5 mm mini-jack adaptor supplied)

• Compact design and easy to use

2

6. OPERATION CONTROLS AND FUNCTIONS

6.1 Front Panel

SOURCE

POWER LINE USB

MUTE

POWER HEADPHONE

1 2 3 4 5 6

1

POWER/SOURCE: Press to turn on the device or to put it into standby mode. Turn left or right to select the audio source (3.5mm

Line-level/ Line in/ USB), the LED will illuminate to indicate the selected audio source.

2

HEADPHONE OUT: Connect to professional headphones with a

6.3mm jack for user to enjoy high quality audio. Use the supplied

6.3 mm to 3.5 mm adapter for headphones with a 3.5mm mini-jack connection.

3

LINE-LEVEL IN: Connect with a 3.5mm mini-jack cable to any audio equipment such as a smart phone or MP3 Player.

4

POWER LED: This LED will illuminate when the Power is switched ON.

5

LINE-LEVEL/LINE/USB LEDs: The LED will illuminate to indicate the selected audio source.

6

MUTE/VOLUME: Turn to adjust the volume levels. Press to Mute the audio, the input LED indicators will turn off automatically. Turn left or right to un-mute the audio, the input LED indicators will illuminate to the last source selected.

3

6.2 Rear Panel

DC 5V

RS-232

USB

LINE IN LINE OUT

R L R L

1 2 3 4 5

1

DC 5V: Connect the 5V DC power supply to the unit and plug the adaptor into an AC outlet.

2

RS-232: Connect via the supplied 3.5mm D-sub 9-pin adaptor cable to a PC/Laptop or RS-232 control system for RS-232 control.

3

USB: Connect to a PC/Mac source for USB audio.

Connect to a PC with a USB cable for firmware update. Press and hold down the 'POWER/SOURCE' wheel and then plug the 5V DC power supply to the unit, the system will enter into firmware update mode. Run the software on the supplied CD-Rom and follow the on-screen intructions to install the driver (PC/Windows only).

4

LINE IN: Connect the L/R IN to an analog stereo source such as a

CD or media player.

5

LINE OUT: Connect the L/R OUT to amplifier or active speakers with

RCA jack cables.

4

6.3 RS-232 Protocol

8

9

6

7

4

5

2

3

USB AUDIO CENTER

PIN

1

Assignment

NC

TxD

RxD

NC

GND

NC

NC

NC

NC

Baud Rate: 19200 bps

Data bit: 8-bits

Parity: None

Stop Bit: 1

Flow Control: None

►

◄

8

9

6

7

4

5

2

3

REMOTE CONTROL

PIN

1

Assignment

NC

RxD

TxD

NC

GND

NC

NC

NC

NC

5

COMMAND

PORT 00

PORT 01

PORT 02

VOL 00

VOL 01~160

POWER 00

POWER 01

MUTE 00

MUTE 01

FIX 00

FIX 01

ME 03

HPR 00~05

INFO

?

6.4 RS-232 Commands

DESCRIPTION

Switch Front In

Switch Line In

Switch USB In

Volume controller

Volume controller

Power Off

Power on

Mute Off

Mute On

LINE Out volume levels

LINE Out fix level

Reset to default

HPR 00=16Ω, HPR 01=32Ω, HPR 02=64Ω,

HPR 03=200Ω, HPR 04=300Ω, HPR 05=600Ω

Display the current status and F/W version

Display all available commands

6

7. CONNECTION DIAGRAM

Headphones

Smartphone or

MP3 Player

Headphone

Output

SOURCE

POWER

POWER HEADPHONE

LINE USB

MUTE

Line-level

Input

FRONT

Laptop

CD Player

Power

Supply

USB

Connection

DC 5V

SERVICE

USB

R

LINE IN

L R

LINE OUT

L

REAR

Stereo

Analog

Input

Stereo

Analog

Output

RS-232

PC

AV Receiver

7

8. SPECIFICATIONS

8.1 Technical Specifications

Input Ports

Output Ports

1×3.5 mm Mini-jack, 1×L/R (Analog

Stereo 2RCA), 1×USB Type B, 1×RS-232

1×L/R (Analog Stereo 2RCA), 1×6.3 mm

Headphone Jack

Audio Input/Output Format LPCM 2CH

Stereo Input/Output Level

2 Vrms ± 10%

USB Audio Sampling Rates

Up to 192 kHz

THD+N

<0.01%

Frequency Response

SNR

±1dBFs

>80dB

Crosstalk

ESD Protection

Power Supply

Dimensions

<-70dB

Human body model:

±8 kV (air-gap discharge)

±4 kV (contact discharge)

5 V/3 A DC (US/EU standards, CE/FCC/

UL certified)

145 mm (W)×113mm (D)×30mm (H)/

Excluding Connector

Weight

Chassis Material

Color

Operating Temperature

Storage Temperature

Relative Humidity

Power Consumption

145 mm (W)×128mm (D)×30mm (H)/

Including Connector

375 g

Aluminum

Black

0 ˚C~40 ˚C

−20 ˚C~60 ˚C / −4 ˚F~140 ˚F

20 ~ 90 % RH (non-condensing)

8.5 W

8

8.2 Audio Specifications

INPUT

LEVEL

Line

2Vrms

OUTPUT

TERMINAL

Line

Headphone

3.5mm

Line

2Vrms

Line

Headphone

R

L

R

L

R

R

L

CHANNEL

L

OUTPUT

SAMPLING

RATES

N/A

N/A

N/A

N/A

OUTPUT

LEVEL THD+N

FREQUENCY

RESPONSE

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

1.8 ~2.2Vrms

<0.01% ±1dBFS

SNR

CROSS-

TALK

>80dB <-70dB

>80dB <-70dB

>80dB <-70dB

>80dB <-70dB

>80dB <-70dB

>80dB <-70dB

>80dB <-70dB

>80dB <-70dB

9

9. ACRONYMS

ACRONYM

COAX

HDMI

OLED

OPT

USB

COMPLETE TERM

Coaxial

High-Definition Multimedia Interface

High-Definition Multimedia Interface

Optical

Universal Serial Bus

10

CYPRESS TECHNOLOGY CO., LTD

Home page: http://www.cypress.com.tw