TEAC UD505 User Manual

D01323120B

ENGLISH

UD-505

USB DAC/Headphone Amplifier

OWNER’S MANUAL

MODE D’EMPLOI

MANUAL DEL USUARIO

FRANÇAIS

ESPAÑOL

IMPORTANT SAFETY INSTRUCTIONS

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USERSERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.

The lightning flash with arrowhead symbol, within an

WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.

CAUTION

o DO NOT REMOVE THE EXTERNAL CASES OR CABINETS TO EXPOSE

THE ELECTRONICS. NO USER SERVICEABLE PARTS ARE INSIDE.

o IF YOU ARE EXPERIENCING PROBLEMS WITH THIS PRODUCT,

CONTACT THE STORE WHERE YOU PURCHASED THE UNIT FOR A SERVICE REFERRAL. DO NOT USE THE PRODUCT UNTIL IT HAS BEEN REPAIRED.

o USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF

PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.

equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.

1) Read these instructions.

2) Keep these instructions.

3) Heed all warnings.

4) Follow all instructions.

5) Do not use this apparatus near water.

6) Clean only with dry cloth.

7) Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.

8) Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

9) Do not defeat the safety purpose of the polarized or groundingtype plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.

10) Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.

11) Only use attachments/accessories specified by the manufacturer.

12) Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.

13) Unplug this apparatus during lightning storms or when unused for long periods of time.

14) Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

o The apparatus draws nominal non-operating power from the

AC outlet with its POWER or STANDBY/ON switch not in the ON position.

o The mains plug is used as the disconnect device; the disconnect

device shall remain readily operable.

o Caution should be taken when using earphones or headphones

with the product because excessive sound pressure (volume) from earphones or headphones can cause hearing loss.

CAUTION

o Do not expose this apparatus to drips or splashes. o Do not place any objects filled with liquids, such as vases, on

the apparatus.

o Do not install this apparatus in a confined space such as a

book case or similar unit.

o The apparatus should be located close enough to the AC

outlet so that you can easily reach the power cord plug at any time.

o If the product uses batteries (including a battery pack or

installed batteries), they should not be exposed to sunshine, fire or excessive heat.

o CAUTION for products that use replaceable lithium batter-

ies: there is danger of explosion if a battery is replaced with an incorrect type of battery. Replace only with the same or equivalent type.

WARNING

Products with Class ! construction are equipped with a power supply cord that has a grounding plug. The cord of such a product must be plugged into an AC outlet that has a protective grounding connection.

IN USA/CANADA, USE ONLY ON 120 V SUPPLY.

Precautions concerning batteries

Misuse of batteries could cause them to rupture or leak leading to fire, injury or the staining of nearby things. Please read and observe the following precautions carefully.

o Be sure to insert the batteries with correct positive (¥) and

negative (^) orientations.

o Use batteries of the same type. Never use different types of bat-

teries together.

o If the remote control is not used for a long time (more than a

month), remove the batteries to prevent them from leaking.

o If the batteries leak, wipe away the leakage inside the battery

compartment and replace the batteries with new ones.

o Do not use batteries of types other than those specified. Do not

mix new batteries with old ones or use different types of batteries together.

o Do not heat or disassemble batteries. Never throw batteries into

fire or water.

o Do not carry or store batteries with other metallic objects. The

batteries could short circuit, leak or explode.

o Never recharge a battery unless it is confirmed to be a recharge-

able type.

For European Customers

Disposal of electrical and electronic equipment and batteries and/or accumulators

a) All electrical/electronic equipment and waste batteries/

accumulators 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/electronic equipment and waste

batteries/accumulators correctly, you will help save valuable resources and prevent any potential negative effects on human health and the environment.

c) Improper disposal of waste electrical/electronic equipment

and batteries/accumulators can have serious effects on the environment and human health because of the presence of hazardous substances in the equipment.

d) The Waste Electrical and Electronic Equipment (WEEE)

symbols, which show wheeled bins that have been crossed out, indicate that electrical/electronic equipment and batteries/accumulators must be collected and disposed of separately from household waste. If a battery or accumulator contains more than the specified values of lead (Pb), mercury (Hg), and/or cadmium (Cd) as defined in the Battery Directive (2006/66/EC), then the chemical symbols for those elements will be indicated beneath the WEEE symbol.

e) Return and collection systems are available to end users. For

more detailed information about the disposal of old electrical/electronic equipment and waste batteries/accumulators, please contact your city office, waste disposal service or the shop where you purchased the equipment.

The nameplate is located on the bottom of the unit as shown below.

Front side

Nameplate

Pb, Hg, Cd

Wireless equipment precautions

Compliance of radio transmitter and interference

Model for USA

Declaration of Conformity

Responsible party: TEAC AMERICA, INC. Address: 1834 Gage Road, Montebello, California, U.S.A. Telephone number : 1-323-726-0303 This device complies with Part.15 of 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.

Labeling of authorization FCC ID: XEG-UD505

Model for Canada

Compliance of radio transmitter This device complies with Industry Canada’s licence-exempt RSSs. Operation is subject to the following two conditions:

1) This device may not cause interference; and

2) This device must accept any interference, including interference that may cause undesired operation of the device.

Labeling of authorization IC: 1559C-UD505

Model for EEA (European Economic Area)

This product has the function of broadband transmitter using

2.4GHz Band.

Use frequency range: 2400MHz – 2480MHz Maximum output power: Bluetooth® Class 2 (less than 2.5 mW)

Hereby, TEAC Corporation declares that the radio equipment type is in compliance with Directive 2014/53/EU., and the other Directives, and Commission Regulations.

The full text of the EU declaration of conformity is available at the following internet address. Please contact us by e-mail. http://www.teac-audio.eu/en/

TEAC Corporation 1-47 Ochiai, Tama-shi, Tokyo, 206-8530, Japan

CAUTION

Authorization of wireless devices are different in countries or regions. Please use only in the country where you purchased the product.

o Depending on the country, restrictions on the use of Bluetooth

wireless technology might exist.

Confirm the laws and regulations of the country or region where you want to use the unit before use.

Compliance of interference

This Class B digital apparatus complies with Canadian ICES-003.

This equipment complies with FCC/IC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency (RF) Exposure Guidelines and RSS-102 of the IC radio frequency (RF) Exposure rules. This equipment has very low levels of RF energy that it deemed to comply without maximum permissive exposure evaluation (MPE). But it is desirable that it should be installed and operated keeping the radiator at least 20cm or more away from person’s body (excluding extremities: hands, wrists, feet and ankles).

Radiation Exposure requirements

This equipment meets the regulation, which is recognized internationally, for the case of human exposure to radio waves generated by the transmitter.

Statement of compliance

Model for USA

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency Exposure Guidelines.

Model for Canada

This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment.

Model for EEA (European Economic Area)

This equipment complies with EN.62311; Assessment of electronic and electrical equipment related to human exposure restrictions for electromagnetic fields; the harmonised standard of DIRECTIVE 2014/53/EU.

CAUTION

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

Trademarks and copyrights

Information for interference (FCC requirements)

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.

o Reorient or relocate the equipment and/or the receiving

antenna. o Increase the separation between the equipment and receiver. o Connect the equipment into an outlet on a circuit different from

that to which the receiver is connected. o Consult the dealer or an experienced radio/TV technician for

help.

“DSD” is a registered trademark.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by TEAC CORPORATION is under license.

Qualcomm aptX is a product of Qualcomm Technologies International, Ltd.

Qualcomm is a trademark of Qualcomm Incorporated, registered in the United States and other countries, used with permission. aptX is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and other countries, used with permission.

Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.

Apple, Mac, OS X and macOS are trademarks of Apple Inc., registered in the U.S. and other countries.

LDAC™ and LDAC logo are trademarks of Sony Corporation.

Bulk Pet is a registered trademark of INTERFACE CO., LTD.

Other company names, product names and logos in this document are the trademarks or registered trademarks of their respective owners.

Information about copyrights and licensing related to open-source software is provided in the separate “Important Notice Regarding Software” document.

Contents

Included accessories

Thank you for choosing TEAC. Read this manual carefully to get the best performance from this unit. After reading it, keep it in a safe place for future reference.

IMPORTANT SAFETY INSTRUCTIONS ...............................2

Wireless equipment precautions ...................................4

Trademarks and copyrights ........................................5

Included accessories ...............................................6

Before use .........................................................7

Maintenance ......................................................7

Using the TEAC Global Site .........................................7

Product registration ...............................................7

Connections (rear panel) ...........................................8

Connections (front panel) .........................................10

Names and functions of parts (remote control) ....................11

Using the remote control .........................................12

Check to be sure the box contains all the included items shown below. Please contact the store where you purchased this unit if any of these items are missing or have been damaged during transportation.

Power cord × 1

RCA conversion (RCA to mini plug) cable × 1

Remote control (RC-1330) × 1

Batteries for remote control (AAA) × 2

Pads × 3

Owner’s manual (this document, including warranty) × 1

o For information about the warranty, users living in the USA and

Canada should see pages 92–93 and the back cover (warranty document). Users living in Europe and other regions should see page93.

Connecting headphones .........................................12

Names and functions of parts (main unit) .........................14

Upconversion ....................................................15

Display ...........................................................16

Basic operation ...................................................18

Bluetooth® wireless technology ...................................19

Settings ..........................................................22

Playing back music on a computer ................................27

Troubleshooting ..................................................29

Specifications .....................................................30

MaintenanceBefore use

Placement precautions

o Do not install this unit in a location that could become hot.

This includes places that are exposed to direct sunlight or near

a radiator, heater, stove or other heating equipment. Moreover,

do not place it on top of an amplifier or other equipment that

generates heat. Doing so could cause discoloration, deformation

or malfunction.

o Avoid locations that are extremely cold or exposed to excessive

humidity or dust.

o When installing this unit, leave a little space (at least 3 cm or 1")

between it and walls and other devices in order to allow good

heat dissipation. If you put it in a rack, for example, leave at least

5 cm (2") open above it and at least 10 cm (4") open behind it.

Failure to provide these gaps could cause heat to build up inside

and result in fire.

o The voltage supplied to the unit should match the voltage

printed on the rear panel. If you are in any doubt regarding this

matter, consult an electrician.

o Do not move the unit during use.

o Do not open the body of the unit because this could result in

damage to the circuitry or cause electric shock. If a foreign object

should enter the unit, contact your dealer.

o When removing the power plug from the wall outlet, always pull

directly on the plug; never yank on the cord.

Note about pinpoint feet

Wipe dirt from the top cover and other panel surfaces using a soft cloth that has been slightly dampened with a diluted neutral cleanser. Do not wipe with chemical cleaning cloths, thinner or other chemical agents. Doing so could damage the surface.

For your safety, disconnect the power cord from the outlet before cleaning.

Using the TEAC Global Site

You can download updates for this unit from the TEAC Global Site:

http://teac-global.com/

1) Open the TEAC Global Site.

2) In the TEAC Downloads section, click the desired language to open the Downloads website page for that language.

NOTE

If the desired language does not appear, click Other Languages.

3) Click the “Search by Model Name” section to open the Downloads page for that product. (Users in Europe should click the product name in the “Products” section instead.)

4) Select and download the updates that are needed.

High-precision metal pinpoint feet are attached firmly to the bottom plate of this unit.

The stands for these feet are loose, but when the unit is placed in position, it is supported by these pinpoint feet, which will effectively disperse vibrations.

Chassis Pinpoint foot (metal)

Foot-stand (metal)

o Apply the included pads to the bottoms of the foot-stands to

avoid scratching the surface where the unit is placed.

Screws that attach foot-stand

Product registration

Customers in the USA, please visit the following TEAC website to register your TEAC product online.

http://audio.teac.com/support/registration/

Connections (rear panel)

Analog audio output

device

Audio output

(LINE OUT, etc.)

A B

Digital audio output

device

Digital output

(COAXIAL)

RCA audio cables

Digital audio output

Digital output

(OPTICAL)

RCA coaxial digital cable

device

Optical digital cable

C D

Device that outputs

clock signal

CLOCK SYNC OUT

BNC coaxial cable

Connect cables for the pair set for line output (page25). Sound will only be output from the selected pair.

If headphones are connected, sound will stop being output from the rear panel connectors.

The polarity of the XLR connectors can be set so that either 2 or 3 is HOT (page25).

If you want to be able to control the volume from the amplifier, set LINE OUT LEVEL to “FIXED 0dB” or “FIXED +6dB” (page25).

XLR cables

Audio input

(LINE IN, etc.)

Stereo amplifier or

powered speakers

Connect a set of cables of one type or the other.

RCA audio cables

LRLR

USB cable

Computer

Included power cord

Install the dedicated driver on the computer before connecting this unit to it (page27).

Wall outlet

A Analog audio input (LINE IN) connectors

Use these to input stereo analog audio. Connect the audio output connectors of a cassette deck, CD player or other audio output equipment to these.

Use commercially-available RCA audio cables for connections.

Connect this unit’s R input connector to the R output connector of the audio output device, and this unit’s L input connector to the L output connector of the other device.

White (L)

Red (R)

White (L) Red (R)

B RCA COAXIAL digital audio input connector

Use this to input digital audio. Connect the coaxial digital audio output connector of an audio device to it.

Use a commercially-available RCA coaxial digital cable for connection.

C OPTICAL digital audio input connector

Use this to input digital audio. Connect the optical digital audio output connector of an audio device to it.

Use a commercially-available optical digital cable with a square connector (TOSLINK) for connection.

F USB port

Use this to input digital audio from a computer. Connect it to a computer’s USB port.

Use a commercially-available USB2.0 cable (A-B type) for this connection.

ATTENTION

Before connecting a computer that is running a Windows OS, you must install the dedicated driver on the computer (page27). Proper connection is not possible with a computer that does not have this driver installed.

G Maintenance port

This is used for maintenance. Do not connect anything to this port unless instructed to do so by our service department.

H Power inlet (~IN)

Connect the supplied power cord here. After all other connections are complete, connect the power cord’s plug to a wall outlet.

Do not use any power cord other than the one included with this unit. Use of other power cords could result in fire or electric shock.

D CLOCK SYNC input (10MHz IN) connector

Use this to input a synchronization signal (clock sync). To input a 10MHz oscillator signal, connect the oscillator output here (page31).

Use a commercially available BNC coaxial cable for connection.

o Clock sync is possible when the input source is USB.

E Analog audio output (LINE OUT) connectors

These output 2 channels of analog audio. Connect these XLR or RCA connectors to a stereo amplifier or powered speakers.

Use commercially available cables for connections.

XLR: balanced XLR cables RCA: RCA audio cables

Connect this unit’s R connector to the R connector of the amplifier and its L connector to the L connector of the amplifier.

o See “Line output” on page25 for analog output settings.

Unplug the cord from the outlet when not using the unit for a long time.

Complete all other connections before turning the unit on.

o Carefully read the manuals of the devices that you are

connecting and follow their instructions when making connections.

o Do not bundle connecting cables with power cords.

Doing so could cause noise.

o Connect all plugs completely.

Connections (front panel)

Digital audio input (OPT/COAX IN)

This input connector can be used for both optical (OPT) and coaxial (COAX) connections.

Optical (OPT) connection

Use a commercially-available optical cable with a mini plug.

To enable this input, turn the INPUT knob to select OPTICAL2.

Optical mini plug

Coaxial (COAX) connection

Use the included RCA conversion cable and a commerciallyavailable RCA coaxial digital cable.

To enable this input, turn the INPUT knob to select COAXIAL2.

RCA conversion cable

RCA coaxial digital cable

Names and functions of parts (remote control)

a STANDBY/ON button

Press to put the unit into standby mode or turn it on.

b Input selection buttons

Use to select the playback source.

o The NET button has no function.

c INFO button

Press to show upconversion information (page17).

d UPCONVERT button

Press to change the upconversion setting.

e FILTER button

Press to change the filter setting. This changes the filter according to the input (PCM or DSD).

f MUTE button

Press to minimize the volume.

g DIMMER button

Press to adjust the brightness of the main unit’s display.

h HEADPHONE button

Press to turn headphone output on and off. When headphone output is turned off, sound is output from the analog audio output (LINE OUT) connectors.

i DISPLAY button

j MENU button

When the main unit and the remote control both have buttons with the same functions, this manual explains how to use one of the buttons. The other corresponding button can be used in the same manner.

Press to enter setting mode (page22). Press when in setting mode to return to the previous screen.

k Up/down (k/j) buttons

Use to select setting items.

l ENTER button

Press to confirm the selected item.

m VOLUME (+/−) buttons

Use to adjust the volume.

Precautions for use

Misuse of batteries could cause them to rupture or leak, which might result in fire, injury or the staining of nearby materials. Please carefully read and observe the precautions on page3.

o When using the remote control, point it toward the remote con-

trol signal receiver on the main unit from a distance of 5 m (16 ft) or less. Do not place obstructions between the main unit and the remote control.

o The remote control might not work if the remote control signal

receiver on the unit is exposed to direct sunlight or bright light. If this occurs, try moving the unit.

o Beware that use of this remote control could cause the unin-

tentional operation of other devices that can be controlled by infrared rays.

Connecting headphones

CAUTION

While wearing headphones, do not connect or disconnect them or turn the unit on or off. Doing so could result in a sudden loud noise that could harm your hearing.

Before putting headphones on, always set the volume to minimum (display should show “0” when set to “STEP (0-99)” or “−∞ dB” when set to “dB”) (page18).

Ordinary headphones (unbalanced drive)

When using unbalanced headphones, set HEADPHONE 6.3mm to UNBALANCED (page25).

Installing batteries

Remove the cover from the back of the remote control and insert two AAA batteries with their ¥/^ oriented as shown in the case. Replace the cover.

When to replace batteries

If the distance required between the remote and the main unit decreases or if the unit stops responding to the remote buttons, replace both batteries with new ones. Dispose of the used batteries according to the instructions on them or requirements set by your local municipality.

Connect the headphones to either or both left and right jacks.

o When connecting headphones to both jacks, use headphones

with the same impedance and efficiency.

o Be aware that if you use two pairs of headphones with different

efficiencies at the same time, you will not be able to adjust their volumes separately.

Balanced headphones

When using balanced headphones, set the appropriate headphones setting to BALANCED or ACTIVE GROUND (page25).

PHONES

6.3(L)

PHONES

6.3(L)

Standard 6.3mm (1/4") stereo plugs

Connect the L headphones plug to the left jack and the R headphones plug to the right jack.

o The headphones plugs should be standard 6.3 mm (1/4") plugs.

Wiring illustration

The following wirings support headphones that use balanced drive.

4.4mm 5-pole stereo plug

Headphones that conform to the JEITA RC-8141C standard can be connected.

Wiring illustration

6.3(R)

Tip(R+) Ring(R−) Sleeve(NC)

Tip(L+) Ring(L−)

Sleeve(NC)

Twin-core shielded

–

Single-core

6.3(R)

Tip(R+) Ring(R−) Sleeve(NC)

shielded

or parallel wiring

Single-core

–

shielded

Tip(L+) Ring(L−)

Sleeve(NC)

or parallel wiring

–

ATTENTION

o Connecting a mono plug will short one side. o When using twin-core shielded wires, do not connect the shields

to the headphones.

L+ L− R+ R− GND

A POWER switch

A B C D E F G H I

C Digital audio input (OPT/COAX IN) connector

Use to turn the unit on and off.

o If the display is dark even though the POWER switch is set to

ON, the cause is usually one of the following.

o The power is on, but DIMMER (display brightness) is set

to OFF (page26).

o The automatic power saving function has activated, put-

ting the unit into standby.

o The power cord is disconnected.

To turn the unit on, press the STANDBY/ON button on the remote control, or set the POWER switch to OFF once and then back to ON.

B CLOCK indicator

This shows the clock synchronization status.

Lit: The unit is synchronized with the clock from the

CLOCK SYNC input (10MHz IN) connector.

Blinking: No clock is being input

or the unit is not being synchronized.

Unlit: No clock sync is occurring.

o Clock sync is possible when the input source is USB. o See page24 for clock sync settings.

Use to input digital audio (page10).

Optical connection: Use an optical cable with a mini plug. Coaxial connection: Use the included RCA conversion cable.

D INPUT knob

Use to select the input source. Use to change setting values when a menu item is shown.

Press to use as an ENTER button. Turn when the menu is open to change the item shown or the setting value.

E MENU button

Press to enter setting mode (page22). Press when in setting mode to return to the previous screen.

F Remote control signal receiver

This receives signals from the remote control. When operating the remote control, point it at the remote control signal receiver.

Upconversion

G PHONES jacks

Connect headphones with standard 6.3mm (1/4") stereo or

4.4mm plugs here (page12). o When headphones are connected to this unit, headphone

output will be turned on and audio will stop being output from the analog audio output (LINE OUT) connectors on the rear panel.

H Display

This display shows information about the audio playing back and menu screens.

I VOLUME knob

Use to adjust the volume. Turn right to increase and left to decrease the volume.

o To enable adjustment of this unit’s analog audio output

volume, set LINE OUT LEVEL to VARIABLE (“Line output level” on page25). This will enable adjustment of the analog output level using this unit’s VOLUME knob.

o Volume settings are retained separately for analog audio

output and headphone output.

You can use the upconversion function with digital audio input (OPT, COAX) and USB input (page23).

The relationships between input sampling frequencies and sampling frequencies after upconversion are as follows.

Input source Upconversion setting

Digital

audio

input

Input sampling

frequency

32 − 32 64 128 256 8.1 16.3

44.1 44.1 44.1 88.2 176.4 352.8 11.2 22.5

88.2 88.2 88.2 88.2 176.4 352.8 11.2 22.5

176.4 176.4 176.4 176.4 176.4 352.8 11.2 22.5

− 352.8 352.8 352.8 352.8 352.8 11.2 22.5

− 705.6 705.6 705.6 705.6 705.6 11.2 22.5 48 48 48 96 192 384 12.2 24.5 96 96 96 96 192 384 12.2 24.5

192 192 192 192 192 384 12.2 24.5

− 384 384 384 384 384 12.2 24.5

− 768 768 768 768 768 12.2 24.5

USB OFF 2Fs 4Fs 8Fs

Sampling frequency after upconversion

[kHz] [kHz] [MHz]

DSD

256

DSD

512

These values are not converted.

o The maximum upconversion is 8Fs. o Upconversion is not possible when the input is DSD.

Display

When on

UD-505

HEADPHONE AMPLIFIER

After the above messages appear, the input source will be shown on the display.

Playback source information

The playback source information display will appear after turning the unit on as well as after about 7 seconds pass without operation when a setting screen is open.

The input signal format or volume is shown to the right of the playback source. Press the DISPLAY button on the remote control to change what is shown.

Display example

Playback source information displayed

Stopped

Playback source

USB

Shown when the connection is being checked

Playing back

PCM

USB

Press the DISPLAY button on the remote control.

Volume display

 44.1k

check

Input signal format

Sampling frequency

Playback source name

This shows the name of the selected source. The names on the display correspond to the selected connectors as follows. The names in parentheses appear when switching.

USB (USB)

USB port on the rear panel

COAX1 (COAXIAL 1)

RCA COAXIAL digital audio input connector on the rear panel

COAX2 (COAXIAL 2)

Coaxial connection with the digital audio input (OPT/COAX IN) on the front panel

OPT1 (OPTICAL 1)

OPTICAL digital audio input connector on the rear panel

OPT2 (OPTICAL 2)

Optical connection with the digital audio input (OPT/COAX IN) on the front panel

Bluetooth (Bluetooth)

Bluetooth device

LINE (LINE IN)

Analog audio input (LINE IN) connectors on the rear panel

Input signal status

This shows the input source signal status.

Check

The connection is being checked.

PCM 32kHz PCM 44.1kHz PCM 48kHz PCM 88.2kHz PCM 96kHz PCM 128kHz PCM 176.4kHz PCM 192kHz PCM 256kHz PCM 352.8kHz PCM 384kHz PCM 705.6kHz PCM 768kHz DSD 2.8MHz DSD 5.6MHz DSD 11.2MHz DSD 22.5MHz

These show the input signal type and sampling frequency.

USB

−45.5dB

Volume

-62

Upconversion information displayed

Press the INFO button during playback to show input signal upconversion information.

o The input signal and playback signal displays will be the same

when the upconversion setting is “OFF”.

Example when the playback source is USB, COAX1, COAX2, OPT1 or OPT2

Input signal format

PCM DSD

44. 1kHz

Input signal sampling frequency

Example when the playback source is Bluetooth

Codec

LDAC PCM

44. 1kHz

Playback signal format

11. 2MHz

Playback sampling frequency

Playback signal

format

352. 8kHz

VOLUME TYPE set to “dB”

Display example

VOL.

The maximum volume level is 0 and the minimum level is −∞ (negative infinity). Before connecting headphones, set the VOLUME knob to its minimum value (−∞). Failure to do so might cause sudden loud noises, which could harm your hearing or result in other trouble.

The set output level is shown when LINE OUT LEVEL is set to “FIXED 0dB” or “FIXED +6dB”.

Example when VOLUME TYPE set to “dB”

USB

o If VOLUME TYPE is set to “STEP (0–99)”, “VOL. 85” will be shown

when set to “FIXED 0dB” and “VOL. 89” will be shown when set to “FIXED +6dB”.

When headphones are not connected and LINE OUT LEVEL is set to “OFF”, “VOL. 0” or “−∞ dB” will be shown.

.0dB

+ 0.0

Input signal sampling frequency

Playback sampling frequency

Volume display

Two types of volume can be shown: STEP and dB. This is set by the VOLUME TYPE setting (page26).

The volume setting shown will be enlarged when you turn this unit’s VOLUME knob.

o The headphone volume is shown when headphones are

connected.

VOLUME TYPE set to “STEP (0–99)”

Display example

VOL.

The maximum volume level is 99 and the minimum level is 0. Before connecting headphones, set the VOLUME knob to its minimum value (0). Failure to do so might cause sudden loud noises, which could harm your hearing or result in other trouble.

Example when VOLUME TYPE set to “dB”

USB

When headphones are not connected and LINE OUT LEVEL is set to FIXED or OFF

Turning the VOLUME knob will cause the following to be displayed.

LINE OUT LEVEL set to FIXED

VOL.

LINE OUT LEVEL set to OFF

VOL.

− ∞ dB

FIXED

OFF

Basic operation

1 Shift the POWER switch to its ON position to

turn the unit on.

o If a stereo amplifier is connected to this unit, always turn its

power ON very last.

2 Turn the INPUT knob to select the input source.

3 Operate the playback device.

Refer to the operation manual of that device.

4 Adjust the volume.

When using the line outputs

When LINE OUT LEVEL is set to VARIABLE, turn this unit’s VOLUME knob to adjust the volume. When LINE OUT LEVEL is set to any other setting, the volume cannot be adjusted from this unit. Use the stereo amplifier or other device connected to this unit to adjust the volume.

When headphones are connected to this unit

Turn this unit’s VOLUME knob to adjust the volume.

o When this unit’s VOLUME knob is enabled, the volume set-

ting will be shown.

The selected source appears on the display.

o You can also use the input selection buttons on the remote

control.

o If the input signal is not a digital audio signal or is an audio

signal format that is not supported by this unit, such as Dolby Digital or DTS, no audio will be output. Set the digital output of the connected device to PCM audio output.

o To play back audio files when this unit is set to USB, you

must first install a dedicated driver on the computer before connecting them (page27).

o DSD data can only be played back using USB or DoP format

digital input.

Bluetooth® wireless technology

Bluetooth® notes

When using this unit with a mobile phone or other Bluetooth devices, they should be no more than about 10 m (33 ft) apart. Depending on the circumstances of use, however, the effective transmission distance might be shorter. Wireless communication with every device that supports Bluetooth wireless technology is not guaranteed. To determine the compatibility between this unit and another device that supports Bluetooth wireless technology, refer to that device’s operation manual or contact the shop where you purchased it.

Profiles

This unit supports the following Bluetooth profiles.

o A2DP (Advanced Audio Distribution Profile)

o AVRCP (Audio/Video Remote Control Profile) In order to transfer audio using Bluetooth wireless transmission, the Bluetooth device must support A2DP. In order to control playback on the Bluetooth device, it must support AVRCP. Even if a Bluetooth device supports the same profiles, though, its functions might differ according to its specifications.

NOTE

o You cannot select the codec to be used by pressing a button, for

example.

o Due to characteristics of Bluetooth wireless technology, playback

from a Bluetooth device will be slightly delayed compared to playback from this unit.

Content protection

This unit supports SCMS-T as a form of content protection when transmitting audio, so it can play protected audio.

Transmission security

This unit supports security functions during Bluetooth wireless transmission in accordance with the Bluetooth standard specifications, but it does not guarantee the privacy of such transmissions. TEAC CORPORATION will bear no responsibility should an information leak occur during Bluetooth wireless transmission.

Codecs

This unit supports the following codecs. It will automatically select one of them during audio transfer.

o SBC

o AAC

o Qualcomm® aptX™

o Qualcomm® aptX™ HD

o LDAC

The unit will select the appropriate codec to use according to the codec compatibility of the other Bluetooth device and communication conditions.

LDAC is an audio coding technology developed by Sony that enables the transmission of High-Resolution (Hi-Res) Audio content, even over a Bluetooth connection. Unlike other Bluetooth compatible coding technologies such as SBC, it operates without any down-conversion of the Hi-Res Audio content*, and allows approximately three times more data** than those other technologies to be transmitted over a Bluetooth wireless network with unprecedented sound quality, by means of efficient coding and optimized packetization.

* excluding DSD format contents ** in comparison with SBC (Subband Coding) when the bitrate of

990kbps (96/48 kHz) or 909 kbps (88.2/44.1 kHz) is selected

Bluetooth® wireless technology (continued)

Pairing with another Bluetooth device

Pairing this unit with another Bluetooth device is necessary the first time it is used and when connecting to a different Bluetooth device for the first time.

1 Turn the INPUT knob to select Bluetooth.

Bluetooth

check

2 Enable Bluetooth transmission on the other

Bluetooth device.

3 Press and hold the INPUT knob to enter pair-

ing mode.

PAIRING. . .

Playback from a Bluetooth device

o Pair this unit the first time you use it and when you want to

connect it with a different Bluetooth device for the first time (page20).

o When pairing or connecting with another Bluetooth device,

they should be within a few meters of each other. If they are too far apart, pairing and connection afterwards might become impossible.

1 Enable Bluetooth transmission on the other

Bluetooth device.

2 Turn the INPUT knob to select Bluetooth.

This sets the source to Bluetooth.

o You can also use the Bluetooth button on the remote control.

Display example

Bluetooth

check

o “PAIRING…” blinks when pairing.

4 On the other Bluetooth device, select “UD-

505” (this unit).

After this unit enters pairing mode, pair with it from the other Bluetooth device. For details, refer to the operation manual of that Bluetooth device.

After connection, the display will show the name of the connected device, followed by the input source.

Display example

CONNECTED TO device 001

Bluetooth

VOL. 6

CONNECTED TO device 001

Bluetooth

This unit will search for paired devices and automatically connect to one if found.

ATTENTION

Depending on the source device, you might also need to conduct connection operations on it. If you are unable to connect it successfully, refer to the operation manual of the source device.

VOL. 6

Changing the connected device

1 Press the INPUT knob to show DEVICE SELECT.

The bottom line of the display shows the name of the last connected device.

Display example

DEVICE SELECT Player_1

Name of last connected device

2 Turn the INPUT knob to show already paired

Bluetooth devices.

o The unit can remember a maximum of eight device pairings. o If no paired device is available, the display will appear as

follows.

DEVICE SELECT NO PAIRED DEVICE

4 Start playback on the other Bluetooth device.

o Confirm that the volume is turned up on the other Bluetooth

device. If you do not turn up the volume on the playback device, no sound might be output from this unit.

NOTE

Press and hold the MENU button to clear a paired device.

o Press and hold the ENTER button to enter pairing mode

(page20). o The first 16 characters of the device name are shown. o If characters other than English letters and numbers are

included in the device name, it will not be shown properly.

3 Press the INPUT knob to connect.

After connection, the display will show the input source.

ATTENTION

Regardless of the connection status of this unit and the other Bluetooth device, if the input source is not shown, restart both this unit and the other device and then connect them again.

NOTE

Depending on the source device, you might also need to conduct connection operations on it. If you are unable to connect it successfully, refer to the operation manual of the source device.

Settings

1 Press the MENU button to open the menu

screen.

2 Turn the INPUT knob to show the item that you

want to set.

The menu items appear in the following order.

UPCONVERT

DIGITAL FILTER(PCM)

DIGITAL FILTER(DSD)

CLOCK SYNC

LINE OUT SELECT

LINE OUT LEVEL

HEADPHONE 6.3mm

HEADPHONE 4.4mm

DIMMER

VOLUME TYPE

o You can also use the up and down (k, j) buttons on the

remote control.

DISPLAY TYPE

AUTO POWER SAVING

Version info

3 Press the INPUT knob.

o You can also press the ENTER button on the remote control. o The currently set value is shown on the display.

4 Turn the INPUT knob to change the setting

value.

o You can also use the up and down (k, j) buttons on the

remote control. o Press the MENU button to return to setting item selection.

5 Press the INPUT knob.

o You can also press the ENTER button on the remote control.

6 When you are done changing settings, press

the MENU button to show the input source status again.

o If you do not do anything for about 7 seconds, the display

will return to showing the input source status.

Upconversion

Use to activate the upconversion circuit when receiving PCM signals.

o See page 15 for the relationships between input sampling fre-

quencies and sampling frequencies after upconversion.

UPCONVERT OFF

OFF

The original input signal is sent directly to the D/A converter without upconversion.

2× Fs

If the input audio signal is less than 2× a standard sampling frequency, it is upconverted 2× and then sent to the D/A converter.

4× Fs

If the input audio signal is less than 4× a standard sampling frequency, it is upconverted 4× and then sent to the D/A converter.

8× Fs

If the input audio signal is less than 8× a standard sampling frequency, it is upconverted 8× and then sent to the D/A converter.

DSD 256 DSD 512

The input source is converted to DSD digital format, and then sent to the D/A converter.

Settings (continued)

PCM digital filter

This sets the type of digital filter used when converting PCM signals from digital to analog.

DIGITAL FILTER(PCM) OFF

Slow roll off

An FIR filter with a slow roll-off is used to gently cut signals outside the audio band.

Sharp roll off

An FIR filter with a steep roll-off is used to sharply cut signals outside the audio band.

Short Delay Slow

A short delay filter with a slow roll-off is used to gently cut signals outside the audio band.

Short Delay Sharp

A short delay filter with a steep roll-off is used to sharply cut signals outside the audio band.

Low dispersion

A short delay filter with low dispersion that improves lag characteristics in high frequencies is used.

OFF

No digital filter is used.

DSD digital filter

This sets the type of digital filter used when converting DSD signals from digital to analog.

DIGITAL FILTER(DSD)

WIDE

NARROW

The cutoff frequency will be set according to the DSD signal as follows.

DSD signal Cutoff frequency

2.8 MHz 39 kHz

5.6 MHz 78 kHz

11.2 MHz 156 kHz

22.5 MHz 312 kHz

WIDE

The cutoff frequency will be set according to the DSD signal as follows.

DSD signal Cutoff frequency

2.8 MHz 76 kHz

5.6 MHz 152 kHz

11.2 MHz 304 kHz

22.5 MHz 608 kHz

o When receiving signals at 352.8 kHz, 384 kHz, 705.6 kHz or 768kHz,

the digital filter will be disabled during playback regardless of this setting.

Note about the digital filter during PCM playback

FIR-type digital filters

This type of filter has an established reputation for sound quality and features tonal quality with both dense, rich sound reverberations and crisp sound transients.

Short Delay-type digital filters

This type of filter has no pre-echo in the impulse response and features natural sound attack and reverberation for a tonal quality that is close to the original.

Clock sync

o Clock sync is possible when the input source is USB.

CLOCK SYNC OFF

OFF

No clock sync is used.

This unit’s master clock will be synchronized to the 10MHz clock input through the CLCOK SYNC input (10MHz IN) connector.

Line output

Use to select the connectors that output analog audio.

o Output through both the RCA connectors and the XLR connec-

tors at the same time is not possible.

LINE OUT SELECT RCA

RCA

Output through the RCA connectors.

XLR (HOT 2)

Output through the XLR connectors with 2: HOT polarity.

XLR (HOT 3)

Output through the XLR connectors with 3: HOT polarity.

Line output level

Use to select audio level output from the analog audio output (LINE OUT) connectors.

LINE OUT LEVEL FIXED 0dB

FIXED 0dB

A maximum of 2 Vrms is output. Select this if you want to adjust the volume using an amplifier.

o No sound will be output if headphones are connected.

FIXED +6dB

A maximum of 4 Vrms is output. Select this if you want to adjust the volume using an amplifier.

o No sound will be output if headphones are connected. o If the sound distorts, set this to FIXED 0dB.

VARIABLE

This will enable adjustment of the analog output level using the VOLUME knob. Select this if you want to adjust the volume using this unit.

o No sound will be output if headphones are connected.

OFF

No sound is ever output.

Headphones settings (6.3 mm)

Make settings suitable for the headphones being connected (page12).

HEADPHONE 6.3mm UNBALANCED

UNBALANCED

Unbalanced headphones

BALANCED

Balanced headphones Balanced headphones are operated with differential drive. The negative and positive connectors operate with opposite polarities.

ACTIVE GROUND

Balanced headphones The amp drives so that the negative connector of balanced headphones is 0 V. To the headphones, the characteristics of the outputs become equivalent.

Headphones settings (4.4 mm)

Make settings suitable for the headphones being connected (page12).

HEADPHONE 4.4mm BALANCED

BALANCED

Balanced headphones Balanced headphones are operated with differential drive. The negative and positive connectors operate with opposite polarities.

ACTIVE GROUND

Balanced headphones The amp drives so that the negative connector of balanced headphones is 0 V. To the headphones, the characteristics of the outputs become equivalent.

Settings (continued)

Display brightness

DIMMER BRIGHT

DARK

Dark

SLIGHTLY BRIGHT

Lit dimly

BRIGHT

Lit brightly

AUTO OFF

Unlit automatically

o The display stays unlit even when the unit is on.

Volume display

This sets how the volume is shown.

VOLUME TYPE STEP (0-99)

STEP (0-99)

This shows the volume in steps from 0 (minimum) to 99 (maximum).

This shows the volume in decibels (dB).

Automatic power saving function

This unit has an automatic power saving function.

o The automatic power saving function is on when the unit is

shipped new from the factory.

AUTO POWER SAVING ON

OFF

The automatic power saving function is disabled.

The unit will automatically enter standby mode if no audio is output and no operation is conducted for about 30 minutes.

Information display

This shows the version of the firmware used by the unit.

Version info SYSTEM

SYSTEM

The firmware version of the microcomputer

USB

The firmware version of the USB module

Bluetooth

The firmware version of the Bluetooth module

Screen indication

Select the information shown to the right of the playback source.

DISPLAY TYPE volume

volume

The volume will be shown.

sampling freq.

Information about the playback source will be shown.

Playing back music on a computer

Installing the driver

This unit can be connected with computers running the following operating systems. Operation with other operating systems is not guaranteed (as of November, 2017).

When using Mac

The driver works with the following versions. OS X Lion (10.7) OS X Mountain Lion (10.8) OS X Mavericks (10.9) OS X Yosemite (10.10) OS X El Capitan (10.11) macOS Sierra (10.12) macOS High Sierra (10.13)

This unit will run with the standard OS driver, so there is no need to install a special driver. A dedicated driver must be installed on the computer, however, to use Bulk Pet.

When using Windows

The driver works with the following versions. Windows 7 (32/64-bit) Windows 8 (32/64-bit) Windows 8.1 (32/64-bit) Windows 10 (32/64-bit)

About transmission mode

Data can be transferred using Isochronous or Bulk Pet mode. The sampling frequencies that can be transmitted are 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384, 705.6 and 768 kHz. When properly connected, you will be able to select “TEAC USB AUDIO DEVICE” as an audio output from the computer OS.

o During data transfer, the audio data sent from the computer will

be processed using this unit’s clock, enabling the amount of jitter that occurs during data transmission to be reduced.

Downloading playback application TEAC HR Audio Player

You can download Mac and Windows versions of our free TEAC HR Audio Player application that supports playback of DSD files from the TEAC Global Site (http://teac-global.com/).

TEAC HR Audio Player setting note

To play 22.5MHz DSD recordings with TEAC HR Audio Player, open the Configure window and set the “Decode mode” to “DSD Native.”

To play formats other than 22.5MHz DSD, you can set this to either “DSD over PCM” or “DSD Native” as you like.

Installing the driver on the computer

In order to play audio files stored on a computer through this unit, you must install a dedicated driver on that computer beforehand. Download the dedicated driver from the TEAC Global Site.

TEAC Global Site

http://www.teac-global.com/

ATTENTION

Install the dedicated driver before connecting the unit with the computer by USB.

If you connect this unit with a computer before installing the driver, it will not work properly.

o For instructions about driver installation procedures, access the

Downloads page from the TEAC Global site (http://teac-global. com/).

o Depending on the combination of hardware and software, proper

operation might not be possible even with the above operating systems.

For details, see “Selecting DSD decoding mode” in the TEAC HR Audio Player Owner’s Manual.

Playing back music on a computer (continued)

Playing back audio files from a computer

1 Connect this unit to the computer using a USB

cable.

USB cable

o Use a cable with a connector that matches that of this unit.

2 Turn the computer on.

o Confirm that the operating system has started properly.

5 Start playback of an audio le 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.

Minimize the stereo amplifier volume before beginning playback. Then, gradually increase it.

When using headphones connected to this unit, turn the VOLUME knob counterclockwise to minimize the volume before putting them on. Then, gradually increase it.

o The computer and this unit cannot control each other. o Do not do any of the following when playing back an audio file

via USB. Doing so could cause the computer to malfunction. Always quit the audio playback software before doing any of the following.

o Unplugging the USB cable o Turning the unit off or putting it into standby mode o Changing the current input selection

o When playing back an audio file via USB, computer operation

sounds will also be output. If you do not want these sounds to be output, make appropriate settings on the computer to turn them off.

o If you connect this unit with the computer or change its input to

USB after starting the audio playback software, audio files might not play back correctly. If this should occur, restart the audio playback software or restart the computer.

3 Shift the POWER switch to its ON position to

turn the unit on.

4 Turn the INPUT knob to select USB.

Troubleshooting

If you experience a problem with the unit, please take a moment to review the following information before requesting service. If it still does not operate correctly, contact the retailer where you purchased the unit.

General

The unit does not turn on.

e Check that the power cord is completely plugged into the

power outlet. If the outlet is switched, confirm that the switch is in the ON position.

e Connect a different electrical device to the outlet to confirm

that it is supplying power.

e If the automatic power saving function has caused the unit to

enter standby, press the remote control STANDBY/ON button to turn the unit on again.

No sound is output.

e If a stereo amplifier is connected to this unit, adjust its volume. e If you are using headphones connected to this unit, use the

VOLUME knob to adjust the volume.

e Use the INPUT knob to select the input that is connected to

the source that you want to hear.

e Reconfirm the connections with other equipment.

Connections with a computer

Computer does not recognize this unit.

e See page27 for information about supported operating

systems. Operation with unsupported operating systems is not guaranteed.

Noise occurs.

e Starting other applications during playback of an audio file

may interrupt playback or cause noise. Do not start other applications during playback.

e When the unit is connected to a computer via a USB hub, for

example, noise might be heard. If this occurs, connect the unit directly to the computer.

Audio files cannot be played back.

e Connect this unit to the computer, and set this unit’s input to

USB before launching audio playback software. If you connect this unit to the computer or set its input to USB after launching audio playback software, audio files might not play back properly.

Bluetooth function

There is a humming noise.

e If a connecting cable is near a power cord, fluorescent light or

similar cause of interference, increase the distance between them as much as possible.

There is no sound from one side of the headphones.

e Confirm that the headphones plug is inserted completely.

The headphone output is not stereo.

e Confirm that HEADPHONE 6.3mm is UNBALANCED.

Clock sync

The CLOCK indicator does not stop blinking.

e Set clock synchronization to OFF when not using it. e Synchronization with the clock signal being input might not

be possible. Check the connections of the clock sync connectors and the settings of the connected device.

Cannot show device name.

e This unit does not support the display of symbols or double-

byte characters, including Japanese and Chinese. Use only English letters and numbers for the names of Bluetooth devices connected to this unit.

Cannot change connected Bluetooth device.

e This unit cannot have Bluetooth connections to multiple

Bluetooth devices at the same time. To change the device connected with this unit by Bluetooth, end the connection with the currently connected Bluetooth device before connecting to another Bluetooth device.

Since this unit uses a microcontroller, external noise and other interference can cause the unit to malfunction. If this occurs, unplug the power cord, wait for a while, and then turn the unit on again and restart operations.

Continued on the next page e

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