Kingrex UD384 User Manual

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KingRex UD384 (32bit/384Khz) USB DAC

USER MANUAL

Edition V.2 (revised date 2011/10/17)

KingRex Technology Co., LTD

www.kingrex.com

[e-mail]

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TABLE OF CONTENT

 T able of content…………………………………………………………………………………………………….…P.2
 Contents of KingRex UD384 USB DAC package………………………………………………..….P.3
 Safety instruction……………………………………………………………………………………………P.4 ~P.6

 Warning
 Important safety instruction

 Safety caution
 Product fe a ture……………………………………………………………………………………………………..P.7
 Specification………………………………………………………………………………………………………….P.8

 Analog output

 S/PDIF digital output
 Operation envi ronment pres en t a tion……………………………………………………………P.9-P.10

 Front panel details & rear panel details

 DC jack
 Power indicated LED light
 USB port
 Analog output (RCA RIGHT)
 Analog output (RCA LEFT)

 Digital output (S/PDIF)
 Connection to the host………………………………………………………………………………………….P.11
 Technical information………………………………………………………………………………..………….P.12

 Working environment suggestion
 Suggested software for UD384

 Driver installa t ion……………………………………………………………………………………….…P13-P.16

 Obtaining the driver
 Installing the driver on a Windows OS-based PC
 Installing the driver on a Mac

 Configuring the computer to UC384 USB DAC package

 Configuring a PC with Windows XP
 Configuring a PC with Vista or Win7
 Configuring a Mac audio output devices
 Configuring for Wind ow s XP, Vista, or Win 7
 Configuring ASIO output for windows system
 Configuring the player f or WASAPI or ASIO output support Foobar 2000

…………………………………………………………………………………………….………………………………P.17-P.23

 Maintenance
 Burn in
 Service
 Our best wishes

……………………………………………………………………………………………………………………………………P.24

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1. CONTENTS OF KINGREX UD384 USB DIGITAL TO ANALOGU E

CONVERTER

UD384 USB DIGITAL TO ANALOGUE CONVERTER *1
DC 7.5V globa l switc hing power adaptor *1
USB cable *1
USB FLASH 8G *1
(included user manual, de mo high r es playback , and driver,
firmware update DFU tool…)
Warranty card *1

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2. SAFETY INSTRUCTION

i. Warning!

Changes or modifications not authorized by the manufacturer can invalidate the
compliance CE regulations and cause the unit to be no more suitable use. The
manufacturer refuses every responsibility reg ard ing damages to people or thin gs
due to th e sue of a un it which ha s b een subjec t to unauthorized modifications or to
misuse or to malfunction of a unit which has been subject to unauthorized
modifications.

ii. I mportant safety instructions!

Thank you for choose KINGREX UD384 USB digital to ana log. We sincerely hope you
could keep the user man ual for whole King Rex UD384 USB DAC lifetime, it provides
you with bet te r protection for connected e quipment.

Please read this user manual very carefully. It provides safety, installation, and
operating instructions that will help you derive the overall performance and fully
extend the life that the UD384 USB DAC has to offer.

Please sa ve t his man ual! It inc ludes i mportant instruct ions fo r the safely use UD384
and for obtaining factory service should the proper op e ration of the UD384 come
into question.

Please save or recyc le the packag ing materials! The UD384 sh ipp i ng m a te r ials w er e
designing with great care to provide protection from transportation related damage.
These materials are in v aluable if you e ver have to retur n the UD384 for servi c e .
Damage sustained during transit is not covered under the warranty.

iii. Safety caution!

 The following precaution should be observe d w he n working on the pow er supply

unit:

-Remove watches, rings or other metal objects.

!!! Caution: Risk of electric shock, do not remove cover. No user serviceable parts
inside, Refer servicing to qualified service personnel.

!!! Warning: To reduce the risk of fire or electric shock, install in temperature and
humidity controll e d indoor area of conductive conta mi n a nts.

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-Read the user manual and familiarize yourself with the functions before you
attempt to use this equipment.

-To prevent fire or sh oc k hazard, do not exp ose this appliance to rain or moi stu re.

-Do not dispose of in fire to prevent injury or burns. Also do not place the units near
the heat sources such as rad iator, heat registers, stoves, or other dev ices (including
amplifiers) that produce heat.

-Do not disassemble the machine with power on. If you do, you may receive an
electric shock.

-Do not set these units near the water near following area: bathtub, washbowl,
kitchen sink, laundry tub, wet basement, or swimming pool.

-Do not place heavy objects on th e p ower c ord. If the cord is d amaged, fire, or
electrical shock may result. In particular, it is possible that one might accidentally
place a heavy object on a carpet that covers the cord; definitely avoid these
situations!

-Do not install the UD384 USB DAC in a place where it might be exposed to oil,
smoke or steam (for example, near a cooking table or humidifier). Otherwise, fire or
electrical shock may result.

-Do not place the power cord near a heating device. Otherwise, the cord sheath may
melt, resulting in fire or electrical shock.

-Obstruct the necessary all- around ventilation: especially DO NOT place the set
close to curtains or on soft furnishing such as carpets. Overheating can cause
unnecessary damage and shorten the lifespan of the equipment.

-No user serviceable parts inside. Refer servicing to quali fied te chnici an. Never
remove the cove r unless qualified to do so. This unit contains dan gerous voltage.

-When you remove the power plug, be sure to hold the plug. Never pull on the cord.
Otherwi se, the power cord may become damaged , re s ulting in fi re or el e c t rical
shock.

-Do not att emp t to m odify this equipment. Othe rwise, fire or el e ctri c al shock may
result. Warranty is void on modified devices.

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-Do not damage, process, bend, twist, stretch or heat the power cable. If the cord is
damaged, fire or electrical shock may result.

-When you are connec ting other audio devices to the UD384 USB DAC m ake sure
that you fi rs t turn off the power to all devices to be c onnected. Refer to the user’s
guide for each device and use the specific cable for the connection.

-If you p lan not to us e the UD384 USB DAC for a long period of time (such as when
you are on vacation), remove the powe r plug from the AC outlet. Otherwise, a fire
could possibly result.

-If any abnormality occurs while suing the UD384 USB DAC, remove the plug from
the AC outlet. In this case first shut off the power amplifier or turn down the volume
control s and so on to avoid possibl y dama g i ng transient s .

- If you not ice any a bnorma lity - such as smoke, smell, noise, etc. –remove the plug
from the AC outlet. Confirm that the abnormality is no longer present, then consult
your dealer for repair. If you continue using the UD384 USB DAC under abnormal
condition, fire or electrical shock might result.

- If a foreign object or water enters ins ide the equ ipment, remo ve the p lug from the
AC outle t and consult your de aler for repair. If you continue using the UD384 USB
DAC under t hi s condition, fire or electrical s hock may result .

- If the power cord is damaged(for example if it is cut or if the core wire is exposed),
ask your dealer for a replacement. If you continue suing the UD384 USB DAC under
this condition, fire or electrical shock might result.

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3. Product feature :

KingRex UD384 is a high-quality USB DAC for CAT users or PC Hi End lovers

those wishing to s tream high-resolution playbacks. The UD384 can direct stream

from PC or Mac a t 1 6 bit/44.1KHz to 32bit/384KHz through analog output –RCA &

digital S/PDIF output. The UD384 is running in asynchronous mode for best performance.

The maste r clock generator is a classy 1ppm TXCO uni t with proprietary low-jitter

drivers for Windows & Mac. Direct Sound, ASIO4ALL, and WASAPI are all supported

and run smoo thly . The UD384 is housed in an ova l cross-section aluminum case with

black hairbrush p olish. It measures 88*8 2*24mm. “The UD384 sh ips w it h W ind o ws

& Mac drivers th a t n e e d to b e installed on your c omputer. An external 7.5V p ow er

supply is provided.

P.S. Mac OS do not need to install driver!

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4. Specification:

 USB interface :

-USB 2.0 High/Full Speed com pliant

-USB Audio Device Class Specification v1.0/2.0 Compliant

 Analog output:

- Sample Ra tes Supported :44.1Khz, 48Khz, 88.2Khz, 96K hz, 176.4Khz, 192Khz, and
384Khz.

- 16, 24 bit & 32bit 2 Channel

 Digital output (S/PIDF):

-1 Stereo SP DIF output throu g h Integrated IEC958 Line Driver
16, & 24 bit 2 Channel

-Sample rates support : 44.1Khz, 48Khz, 88.2Khz, 96Khz, 176.4Khz& 192Khz.

 Power

Power demand : 7.5V DC
S/PDIF output voltage: 2.5Vpp
AES/EBU output voltage: 2.5 Vpp
Power consumption : 200mA @7.5V