Audio Technica AT-DAC100 User manual

AT-DAC100
User Manual
D/A Converter

1
Introduction
Thank you for purchasing this Audio-Technica product.
Before using this product, please read through the Quick Start Guide, as well as this user manual when necessary, to ensure that you use the
product correctly.
This product can only be used in the country in which it was sold.
Please confirm that the voltage and power cord plug of the product are suitable for the country in which you live.
Package contents
Before using the product, confirm that all the items shown below are in the package.
If some items are missing or damaged, contact your local Audio-Technica dealer.
• Main unit • Stand x 2 • Foot x 6
(2 of 6 feet are spares)
• Power cord
• Quick Start Guide
• Warranty
• AC adapter (approx. 1.5 m (4.9'))
We recommend keeping all the packaging materials together in case you store, move, or ship the product after purchase.

2
Safety precautions
Although this product was designed to be used safely, failing to use it correctly may result in an accident. To ensure safety, observe all warnings and
cautions while using the product.
Important information
Warning:
• To prevent fire or shock hazard, do not expose this apparatus to rain or moisture.
Caution:
• Do not expose this apparatus to drips or splashes.
• To avoid electric shock, do not open the cabinet.
• Refer servicing to qualified personnel only.
• Do not expose this apparatus to excessive heat such as that generated by sunshine, fire or other heat sources.
• Do not subject this apparatus to strong impact.
• This apparatus should be located close enough to the AC outlet so that you can easily grasp the AC adapter at any time.
• In case of emergency, disconnect the AC adapter quickly.
• Do not place any objects filled with liquids, such as vases, on this apparatus.
• To prevent fire, do not place any naked flame sources (such as lighted candles) on this apparatus.
• Do not install this apparatus in a confined space such as a bookcase or similar unit.
• Install this apparatus only in the place where ventilation is good.
• In order to maintain proper ventilation, do not place any objects around the rear of this apparatus. This apparatus should be placed at least 10 cm
(3.94") away from a rear wall. This apparatus should not be placed near to other electrical apparatuses. Keep the top and sides of this apparatus at
least 10 cm (3.94") away from any other surface if sitting on shelving, such as an audio apparatus rack. Failure to do so may cause this apparatus
to overheat, which in turn may cause it or surrounding items to catch fire.
• In the case of horizontal installation, be sure to attach the included feet to the four corners of the bottom of the product (two of the six are spare
feet). In case of vertical installation, be sure to attach the included stand.
For customers in the USA
FCC Notice
Warning:
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful
interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Caution:
You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and
can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio 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.
– Consult the dealer or an experienced radio/TV technician for help.
Contact:
Responsible Company: Audio-Technica U.S., Inc.
Address: 1221 Commerce Drive, Stow, Ohio 44224, USA
Tel: [phone]
For customers in Canada
IC statement:
CAN ICES-3 (B)/NMB-3(B)

3
Notes on use
• Be sure to read the connected device’s user manual before use.
• Purchase a cable suitable for the device to be connected.
• Fully insert the plug of the connecting cable.
• Stop music playback when plugging or unplugging cables.
• Before using the product for the first time, it is necessary to install the "dedicated driver software" on your PC (only for Windows). Please
download from our Audio-Technica website. Before connecting the product to your PC, be sure to install the "dedicated driver software". If you
connect the product to your PC before installing the driver, the product may not work properly.

4
Part names and functions
5LINE output terminals
Output the input signal that is selected with the input signal
switching dial.
Connect to the LINE input terminals of the connected device by
using an RCA audio cable (sold separately).
6Optical digital input terminal
Connects to the optical digital output terminal of the audio source
device by using an optical digital cable (sold separately).
7Coaxial digital input terminal
Connects to the coaxial digital output terminal of the audio source
device by using a coaxial digital cable (sold separately).
8USB terminal (USB Type-B)
Connects to the USB terminal of the audio source device by using
a USB Type-B cable (sold separately).
9USB terminal (USB Type-C)
Connects to the USB terminal of the audio source device by using
a USB Type-C cable (sold separately).
10
Power input jack
Connects to the AC adapter provided.
1Power indicator lamp
Lights white when the product's power button is turned on.
2Power button
Push-type switch to turn power on/off.
Pressing it turns the power on, and pressing it again turns the
power off.
3Sampling frequency/DSD indicator lamp
Shows the type of DSD or the sampling frequency of the input
signal while playing audio.
4Input signal switching dial
Switches the input signal (USB terminal input, coaxial digital input
(COAXIAL), and optical digital input (OPTICAL)).
Input from the USB terminal supports both USB Type-B and USB
Type-C™, but when both are connected, the USB Type-C input is
given priority.
7 9
1
6 85
42 3
10

5
Installing the product
• If a radio is placed near the product, the sound from the radio may be distorted. Whenever possible, keep radios away from the product.
• Keep the product at least 1 m (3.3') away from inverter-type fluorescent lights, LED lamps, and wireless devices, such as mobile phones or Wi-Fi
devices. Using them nearby could cause noise in the product.
• Install the AC adapter away from the main unit and the RCA audio cables. Using them nearby could cause noise in the product.
Installing the product horizontally
1. Remove the protective seals from the two-sided tape on the feet, stick them evenly to the bottom of the main unit, and then install it.
• If you need to remove a foot after sticking it on, slowly pull it off the main unit.
Installing the product vertically
1. Attach the stands to the side of the main unit, and then install it.

6
Using the product
Before making connections
• Be sure to read the connected device’s user manual before use.
• Be sure to turn off devices before connecting them.
• Purchase a cable suitable for the device to be connected.
• Fully insert the plug of the connecting cable.
• Stop music playback when plugging or unplugging cables.
• Before using the product for the first time, it is necessary to install the "dedicated driver software" on your PC (only for Windows). Please
download from our Audio-Technica website. Before connecting the product to your PC, be sure to install the "dedicated driver software". If you
connect the product to your PC before installing the driver, the product may not work properly.

7
Using the product
Making connections
Refer to the connection diagram below to connect the devices you want to use.
1. Connect the power cord to the AC adapter.
2. Connect the AC adapter to the power input jack, and then insert the power cord into the outlet.
3. Turn on the connected devices.
4. Turn on the product's power button.
5. Use the input signal switching dial to select the device from which you want input.
• The signal that is input is shown by the sampling frequency/DSD indicator lamp.
Coaxial digital cable / Optical digital cable
Amplifier RCA audio cable
AC adapter
Computer Smartphone/tablet, etc.*2
Outlet
Power cord
USB cable*1USB cable*1
USB Type-A / USB Type-C
CD player
*1 For USB connection, USB Type-C connection is given priority.
*2 A conversion adapter may be required depending on your smartphone/tablet, etc.

8
Cleaning
• If the product becomes dirty or dusty, turn off the power button, unplug the AC adapter, and then wipe the product with a soft, dry cloth.
• Do not use benzine or paint thinners.
• To store the product for an extended period, turn the power button off, unplug the power cord from the outlet, wrap the equipment in plastic and
keep it away from moisture.

9
Dimensions
When feet are attached
135
159
44
51
210
(Unit: mm)
When stands are attached
27
215
80.5
(Unit: mm)

Specifications
System requirements Computer equipped with a USB 2.0 compatible USB port
CPU: Intel Core i3 CPU 2.2 GHz or higher, or AMD CPU equivalent to Intel
RAM: 32 bit OS, 2 GB or more, 64 bit OS 4 GB or more
Supported OS Windows 8.1, Windows 10, and Mac OS X or later
(Please check the product's web page for the latest information.)
Power supply 100 - 240 VAC, 50/60 Hz, 15 VDC/2.4 A (AC adapter provided)
Input terminals USB Type-B (44.1 kHz to 768 kHz, 16 to 32 bit DSD64, DSD128, DSD256, DSD512)
USB Type-C (44.1 kHz to 768 kHz, 16 to 32 bit DSD64, DSD128, DSD256, DSD512)
Coaxial digital (32 kHz to 192 kHz, 16 to 24 bit)
Optical digital (32 kHz to 192 kHz, 16 to 24 bit)
Output terminals Analog output (pin jack) × 2
Frequency response 5 Hz to 90 kHz (0, -3 dB)
Total harmonic distortion 0.005% or less (20 Hz to 20 kHz)
Signal-to-noise ratio 105 dB (A-weighted, 1 Vrms output)
Separation between channels 105 dB (20 Hz to 20 kHz)
Power consumption Maximum 3 W
Dimensions 210 mm (8.27") x 135 mm (5.31") x 44 mm (1.73") (W x D x H) (excluding protrusions)
Weight About 1.0 kg (35.3 oz)
Included accessories AC adapter (approx. 1.5 m (4.9')), Power cord, Foot x 6, Stand x 2
For product improvement, the product is subject to modification without notice.
• USB Type-C™ is a trademark of USB Implementers Forum.
Audio-Technica Corporation
2-46-1 Nishi-naruse, Machida, Tokyo 194-8666, Japan
©2020 Audio-Technica Corporation
Global Support Contact: www.at-globalsupport.com 202400760-02-01 ver.1 2020.06.15