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Z
UD-501
USB D/A Converter
OWNER’S MANUAL
MODE D’EMPLOI
MANUAL DEL USUARIO
D01181800A
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IMPORTANT SAFETY PRECAUTIONS For U.S.A. 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 CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT residential installation. This equipment generates, uses, REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. and can
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IMPORTANT SAFETY INSTRUCTIONS 1) Read these instructions. CAUTION 2) Keep these instructions. o Do not expose this apparatus to drips or splashes. 3) Heed all warnings. 4) Follow all instructions. o Do not place any objects filled with liquids, such as vases, on 5) Do not use this apparatus near water. the apparatus. 6) Clean only with dry cloth. o Do not install this apparatus in a confined space such as a book 7) Do not block any ventilation openings. Install in accordance with case
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For European Customers Disposal of electrical and electronic equipment (a) All electrical and electronic equipment should be disposed of separately from the municipal waste stream via collection facilities designated by the government or local authorities. (b) By disposing of electrical and electronic equipment correctly, you will help save valuable resources and prevent any poten- tial negative effects on human health and the environment. (c) Improper disposal of waste electrical and electro
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Contents Included items Thank you for choosing TEAC. Read this manual carefully Check to be sure the box contains all the included items to get the best performance from this unit. shown below. Please contact the store where you purchased this unit EN if any of these items are missing or have been damaged Included items .........................................5 during transportation. Before use .............................................6 Power cord × 1 Maintenance .........................
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Before use Maintenance If the surface of the unit becomes dirty, wipe it with a V Placement precautions soft dry cloth. If the unit becomes very dirty, dampen a o Do not put anything on top of the unit. soft cloth slightly with a diluted neutral cleanser and thor- o Avoid placing the unit in direct sunlight or close to any oughly wring out any excess fluid before using the cloth source of heat, such as a radiator, heater, open fireplace to wipe the unit. or amplifier. Also avoid locations
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Names and functions of parts EN A B C D E F A E POWER switch Display Use to turn the power ON and OFF. This display shows information about the audio play- ing back and menu screens. B PHONES jack F PHONES LEVEL knob Connect headphones with a standard 6.3 mm (1/4") stereo plug here. Use to adjust the headphones output volume. Turn right to increase and left to decrease the volume. o This knob does not adjust the output level from the analog LINE OUT connectors. C INPUT SELECTOR knob Use
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Included power cord Optical digital cable RCA audio cable RCA coaxial digital cable XLR cable USB cable Connecting equipment Digital audio Digital audio output device output device DIGITAL OUT DIGITAL OUT (COAXIAL) (OPTICAL) Personal computer If using a Windows OS, install the dedicated driver on the computer before connecting this unit to it. (page 13) A B C A D F E Connect a set of cables of one type or the other. The polarity of the XLR connectors can be set so that either 2 or 3 i
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A Analog audio output connectors D Optical digital audio input connectors (LINE OUT) Use to input digital audio. Connect the optical digital EN audio output connectors of digital audio devices to These are a two-channel analog audio output pair. them. Connect these XLR connectors and RCA jacks to ste- Use commercially available optical digital cables to reo amplifiers or powered speakers. make the connections. Use the included cables or commercially-available cables to make these co
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Basic operation 1 Shift the POWER switch to its ON position. 4 Adjust the volume. Use the stereo amplifier or other device connected to this unit to adjust the volume When using headphones connected to this unit, turn the PHONES LEVEL knob to adjust the volume. When using headphones Before connecting headphones to this unit, turn the PHONES LEVEL knob counterclockwise to minimize the If a stereo amplifier is connected to this unit, always o volume. turn its power ON very last. 2 Use the
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Display (1) When the POWER is turned ON Input source information display EN During PCM audio input When MODE DISP=OFF Example c Signal type Sampling frequency When MODE DISP=ON, UPCONV=OFF, DF=OFF Example After the above messages appear, the input source will be Upconverter is disabled shown on the display. Digital
lter setting When selecting an input source The name of the input source is shown on the display when you change input source. When MODE DISP=ON, UPCONV=ON, DF=SHARP Example: when
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Display (2) During DSD audio input Automatic power saving status When you shift the AUTO POWER SAVE switch on the rear When MODE DISP=OFF panel of the unit, the new setting is shown for about 2 Example seconds. Signal type Sampling frequency Switch setting When MODE DISP=ON, DSD AF=FIR1 12 seconds before the automatic power saving function Example puts the unit in standby mode, a countdown is shown on the display. DSD analog FIR Reception method lter setting Time until standby Recepti
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Playing back music on a computer (1) Installing the driver on a computer About the transmission mode This unit connects using high-speed asynchronous mode. EN When using Mac OS X Transmittable sampling frequencies are 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz and 192 kHz. This unit can be used with the following Mac OS: Mac OS X 10.6 (Snow Leopard) When properly connected, you will be able to select (Mac OS X 10.6.4 or later) “TEAC USB AUDIO DEVICE” as an audio output from the Mac OS X 10
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Playing back music on a computer (2) 4 Turn the INPUT SELECTOR knob to select Playing back audio files on a computer “USB”. 1 Connect this unit to a computer using a USB cable. USB cable 5 Start playback of an audio file on the computer. By maximizing the output volume from the computer and adjusting the volume output from the stereo amplifier, better sound quality can be achieved. o Use a cable with a connector that matches that of Minimize the stereo amplifier volume before begin- this
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Settings (1) 1 Press the POWER button to turn this unit 3 Turn the INPUT SELECTOR knob to change on. the setting value. EN o The currently set value is shown on the display. 2 Press the MENU button to show the setting items. 4 When you are done changing settings, press the MENU button to show the input source again. Press the MENU repeatedly to cycle through the menu items as shown below. *UPCONVERT x o If you do not do anything for 10 seconds, the dis- *PCM DF play will return to
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Settings (2) Upconverter DSD analog FIR filter Use to activate the upconversion circuit when receiving Use to set the analog filter used when receiving DSD for- PCM format signals. mat signals. OFF FIR1 Disable the upconverter. fc=185 kHz, Gain=−6.6 dB ON FIR2 Enable the upconverter. fc=90 kHz, Gain=+0.3 dB D/D upconversion to 192 kHz of PCM signals with sam- pling frequencies of less than 192 kHz is followed by D/A FIR3 conversion. fc=85 kHz, Gain=−1.5 dB FIR4 fc=94 kHz, Gain=−3.3 dB PCM di
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Simultaneous headphones and line Setting mode (UPCONV, DF, AF) display output EN Use to set whether or not the setting mode (upconverter, filter, DSD reception method, etc.) is also shown when the input source is shown on the display. OFF Simultaneous output is not possible. OFF When you connect headphones, the analog audio out- Setting mode not shown. puts will be disabled. ON ON Setting mode shown. Simultaneous output is possible. Even when you connect headphones, the analog audio outp
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Settings (3) Troubleshooting If you experience a problem with this unit, please check Restoring settings to their factory the following items before requesting service. If it still defaults does not operate correctly, contact the retailer where you purchased the unit or TEAC customer support (see the While pressing and holding the MENU but- back cover for contact information). ton, set the POWER switch to ON. General The power will not turn on. e C heck that the power cord is completely p
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There is no sound from one side of the headphones. Audio files cannot be played back. e C onfirm that the headphones plug is inserted e Connect the computer with this unit and switch EN completely. to “USB” before starting the music playback soft- ware and music file playback. I f you connect this unit and the computer, or switch the input to USB after launching the music playback software, the audio data might not play Connections with a computer back properly. Computer does not recog
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Specifications Analog audio outputs Digital audio inputs Connectors · · · · · · · · · · · · · · · · · · · · · · · · · · · · XLR jacks × 1 pair COAXIAL digital · · · · · · · · · · · · · RCA jacks × 2 (0.5 Vp-p/75 Ω) RCA jacks × 1 pair OPTICAL digital · · · · · · · · · · · · Optic ·al digital connectors × 2 Output impedance · · · · · · · · · · · · · · · · · · · · · · · · · · · · XLR: 88 Ω · (–24.0 to –14.5 dBm peak) RCA: 22 Ω USB · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·
