Speaka Professional HDMI , , DCT-1D データシート

The product is designed to transform a digital optical audio signal into an analog stereo audio sig-

nal.
This product complies with the statutory national and European requirements. All company names 

and product names are trademarks of their respective owners. All rights reserved.

•  Audio converter
•  USB cable (for power supply)
•  Operating instructions

•  Unauthorized modifications and/or alterations to the product are not permitted due to safety and

approval reasons (CE). Do not disassemble the product.

•  Have maintenance and repairs done by qualified personnel only.
•  The device is not a toy. Operate the product out of reach of children.
•  The product is intended for use only in indoor dry spaces, it may not become moist or wet.
•  When setting up the device, ensure that the cable does not get kinked or crushed.
•  Avoid the following adverse conditions at the location where the product is placed, and during

transport:

  -  wetness or high humidity
  -  cold or heat and direct sunlight
 -  dust or flammable gases, vapors or solvents
 -  severe vibration and blows of any kind
 -  strong magnet fields, such as near machines or speakers
•  Never use the product immediately after it has been brought from a cold room into a warm one. The

condensation generated could destroy the product. 

 Allow the device to reach room temperature before connecting and using it. This may take several

hours.

•  Do not leave packaging material unattended, as children could use it as a toy creating hazardous

situations.

•  Choose a suitable place to set up the audio converter. Use a suitable pad to protect sensitive furni-

ture surfaces against scratching, spots or pressure marks when setting up the audio converter.

•  Connect both cinch sockets labeled „LINE OUT“ to the audio output of your device, i.e. amplifier.
 Red cinch socket = Right stereo signal („R“)
 White cinch socket = Left stereo signal („L“)
•  An optical TOSLINK socket (on the audio converter housing marked „OPTICAL IN“) is available as

a digital audio input. 

•  Using the provided USB cable, connect the audio converter‘s Mini-USB socket to a USB connec-

tion, i.e. on your monitor/TV or Blu-ray player.

 You can use an external power adapter that features a USB power socket (with output current of at

least 500 mA).

•  When the product is connected to the power supply, the LED next to the TOSLINK socket lights up

to indicate that the audio converter is operational.

•  Start your playback device so that a suitable signal is sent to the audio converter‘s digital audio

input.

 Then select the appropriate analog audio input, i.e. on your amplifier.

No sound
•  Check all cable and plug connections. Replace damaged cables.
•  Connect the audio converter‘s output (analog signal, line level) to an analog audio input with line

level (i.e. your amplifier‘s AUX-IN).

•  Make sure that the right input and/or output of all devices connected to the audio converter is

selected/activated.

The audio converter power LED does not light up
•  Check whether the audio converter‘s Mini-USB socket is connected to a USB connection, i.e. on

your monitor/TV or Blu-ray player, using the provided USB cable, and turn on all devices.

•  If necessary, use an external power adapter with USB power socket to power the audio converter.

The product is maintenance-free, do not dismantle it. Have maintenance and repairs done by quali-

fied personnel only.
Unplug the product before cleaning.
Use a dry, soft and clean cloth for cleaning. Do not use any aggressive cleaning agents as these may

lead to discoloration. To prevent scratch marks, do not apply too much force on the surface during

cleaning.
You can use a clean, long-haired brush and a vacuum cleaner to easily remove any dust.

 Do not dispose of the product with your household waste.

Please dispose of the device at the end of its service life in accordance with legal regula-

tions; e.g. return the device to a public collection point.

Operating voltage .....................................5 V/DC (via USB)
Current consumption ................................max. approx. 500 mA
Audio Input ...............................................Optical (TOSLINK socket)
Audio output .............................................Analog, stereo audio signal, line level
Output level ..............................................1 Vpp ±10%
Supported sampling rate ..........................LPCM: 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz

Dolby Digital Audio: 32 kHz, 44.1 kHz, 48 kHz

Ambient temperature ................................0 °C to +40 °C
Ambient humidity ......................................20% to 90% relative humidity, non-condensing
Dimensions (L x W x H) ............................82 x 55 x 22,5 mm
Weight Approx.  ........................................46 g

Manufactured under license from Dolby Laboratories. Dolby and the double-D symbol are trademarks

of Dolby Laboratories.

These operating instructions are a publication by Conrad Electronic SE, Klaus-Conrad-Str. 1, D-92240 Hirschau (www.conrad.com).
All rights including translation reserved. Reproduction by any method, e.g. photocopy, microfilming, or the capture in electronic data

processing systems require the prior written approval by the editor. Reprinting, also in part, is prohibited.
These operating instructions represent the technical status at the time of printing. Changes in technology and equipment reserved.
© Copyright 2014 by Conrad Electronic SE.