Globalmediapro HA-U1 User manual

Globalmediapro Fantail HA-U1
USB to Analog Audio Converter
Operation Manual
Operation Manual

CONTENTS
1. Introduction............................................ 1
2. Applications........................................... 1
4. System Requirements............................ 1
5. Features.................................................. 2
6. Operation Controls and Functions....... 3
6.1 Front Panel ........................................3
6.2 Rear Panel.........................................4
7. RS-232 control ........................................ 5
7.1 RS-232 Protocol.................................5
7.2 RS-232 Command ............................6
8. Connection Diagram ............................ 8
9. Specications ........................................ 9

1
1. INTRODUCTION
The Audio Center is designed to allow multiple audio sources to be
controlled, switched and output to a variety of audio equipment. With
its 3 audio inputs and 2 audio outputs(including a 6.3mm headphone
output) you can integrate and convert USB/Line in audio source to
LPCM 2CH output synchronously to Line out and 6.3mm headphone.
2. APPLICATIONS
•Multiple input/output Audio Center
•PC/Mac USB audio input support
•Show event audio set up
•Home theater
•Educational/Lecture presentation
• 3. PACKAGE CONTENTS
• 1 x Audio Center
• 1 x 5V DC Power Adaptor
• 1 x 6.3mm to 3.5mm Jack
• 1 x 3.5mm to D-sub 9 pin cable
•Operational Manual
4. SYSTEM REQUIREMENTS
Input audio source equipment such as PC (USB), DVD player, MP3 and
…etc. with output active speakers, amplier or headphones.

2
5. FEATURES
•Supports Digital to Analog audio Conversion (DAC)
• Supports USB sampling rate up to 192kHz
•Synchronous output sound on both Line out and 6.3mm
headphone
•Supports RS-232 controls
•Elegant design and easy to install/using
•Total Harmonic Distortion (THD): Less than 100dB (-20dBFs)
•Volume contol of analog and headphone outputs
•Direct power and mute button on unit
•Headphone output fades in after system is muted
•6.3mm headphone output (3.5mm mini-jack adaptor supplied)

3
6. OPERATION CONTROLS AND FUNCTIONS
6.1 Front Panel
POWER LINE USB
POWER HEADPHONE
MUTESOURCE
1 62 3 4 5
1POWER/SOURCE Select:
Press the wheel to turn on the device or to set it to standby mode.
Turn the wheel Left/Right to select input audio source (3.5mm Line-
level/ Line in/ USB), the LED will illuminate accordingly with selected
input audio source.
26.3mm HEADPHONE Output:
Connect to 6.3mm professional headphone set for user to enjoy
the individual professinal audio sound.
33.5mm Line-level input:
Connect 3.5mm mini-jack cable to any audio equipment for
stereo input audio signal.
4Power LED:
LED will illuminate when the Power is switched ON.
5Input LED indicator:
The LED will illuminate according with selected input source.
6Mute/Volume control:
Turn the wheel to adjust the volume levels. Press the wheel to
Mute the audio, all the input audio LED indicator will turn off
automatically. Turn the wheel Left/Right to un-mute the audio,
input audio LED indicator will illuminate to the last selection.

4
6.2 Rear Panel
SERVICE
LINE IN LINE OUT
DC 5V
USB
RLRL
1 2 3 4 5
1DC 5V:
Plug the 5V DC power supply into the unit and connect the
adaptor to an AC outlet.
2RS-232:
Connect 3.5mm D-Sub 9 pin adaptor cable to PC/Notebook for
RS-232 control.
3USB IN:
Connect to a PC/MAC source for USB audio signal input or
rmware update.
4Line IN:
Connect the L/R IN to an analog stereo input source such as CD
player or media player.
5Line OUT:
Connect the L/R OUT to amplier or active speakers with RCA jack
cables.

5
7. RS-232 CONTROL
7.1 RS-232 Protocol
HA-U1
►
◄
Remote Control
PIN Assignment PIN Assignment
1 NC 1 NC
2Tx 2Rx
3Rx 3Tx
4 NC 4 NC
5 GND 5 GND
6 NC 6 NC
7 NC 7 NC
8 NC 8 NC
9NC 9NC
Baud Rate: 19200 bps
Data bit: 8-bits
Parity: None
Stop Bit: 1

6
7.2 RS-232 Command
Command Description
PORT 00 Switch Front In
PORT 01 Switch Line In
PORT 02 Switch USB In
VOL 00 Volume controller
VOL -(01---160) Volume controller
POWER 00 Power off
POWER 01 Power on
MUTE 00 Mute off
MUTE 01 Mute on
FIX 00 LINE Out volume levels
FIX 01 LINE Out x level
ME 03 Reset to default
HPR (00---05) HPR 00: 16Ω
HPR 01: 32Ω
HPR 02: 64Ω
HPR 03: 200Ω
HPR 04: 300Ω
HPR 05: 600Ω

7
Display all available commands
Ext:
Support UART commands as list
commands : Description
PORT 00: Front In
PORT 01: Line In
PORT 02: USB In
POWER 00: POWER OFF
POWER 01: POWER ON
MUTE 00: MUTE OFF
MUTE 01: MUTE ON
FIX 00: FIX OFF
FIX 01: FIX ON
HPR 00: 16_OHM
HPR 01: 32_OHM
HPR 02: 64_OHM
HPR 03: 200_OHM
HPR 04: 300_OHM
HPR 05: 600_OHM
VOL 00: VOL xxdB
VOL -(01---160): VOL -xxdB
ME 03: Reset to default
INFO : Display the current status and F/W
version
?: Display all available commands
INFO Display the current status and F/W version
?

8
8. CONNECTION DIAGRAM
SERVICE
LINE IN LINE OUT
DC 5V
USB
RLRL
POWERLINEUSB
POWER HEADPHONE
MUTESOURCE
NB
Stereo Analog Output
Headphone Output
Line-level Input
Smartphone or
MP3 Player
Stereo Analog Input
Active Speakers
CD Player
PC

9
9. SPECIFICATIONS
Input port 1 x 3.5Ø Line in, 1 x R/L RCA, 1 x USB (Type B),
1 x 3.5mm 9pin (RS-232),
Output port 1 x L/R (Analog Stereo 2RCA), 1 x 6.3mm
Headphone
Audio Input/Output LPCM 2CH
Stereo Input/Output Level 2 Vrms ± 0.2
ESD Protection Human body model:
±8 kV (air-gap discharge)
±4 kV (contact discharge)
Power Supply 5V/ 2.6A DC (US/EU standards, CE/FCC/UL
certied)
Dimensions 145mm(W) x 113mm(D) x 30mm(H)
Weight g
Chassis Material Aluminum
Silkscreen Color Black
Operating Temperature 0˚C ~ 40˚C
Storage Temperature -20˚C ~ 60˚C / -4 ˚F ~ 140 ˚F
Relative Humidity 20 ~ 90% RH (non-condensing)
Power Consumption 8.5W