CYP AU-A200 Manuale utente
AU-A200
Mini Stereo Amplifier 2 x 20W with Optical
and Line Level Inputs
OPERATION MANUAL
3
DISCLAIMERS
The information in this manual has been carefully checked and is
believed to be accurate. CYP (UK) Ltd assumes no responsibility for any
infringements of patents or other rights of third parties which may result
from its use.
CYP (UK) Ltd assumes no responsibility for any inaccuracies that may be
contained in this document. CYP (UK) Ltd also makes no commitment to
update or to keep current the information contained in this document.
CYP (UK) Ltd reserves the right to make improvements to this document
and/or product at any time and without notice.
COPYRIGHT NOTICE
No part of this document may be reproduced, transmitted, transcribed,
stored in a retrieval system, or any of its part translated into any language
or computer file, in any form or by any means—electronic, mechanical,
magnetic, optical, chemical, manual, or otherwise—without express
written permission and consent from CYP (UK) Ltd.
© Copyright 2011 by CYP (UK) Ltd.
All Rights Reserved.
Version 1.1 August 2011
TRADEMARK ACKNOWLEDGMENTS
All products or service names mentioned in this document may be
trademarks of the companies with which they are associated.
4
SAFETY PRECAUTIONS
Please read all instructions before attempting to unpack, install or operate
this equipment and before connecting the power supply.
Please keep the following in mind as you unpack and install this
equipment:
• Always follow basic safety precautions to reduce the risk of fire,
electrical shock and injury to persons.
• To prevent fire or shock hazard, do not expose the unit to rain,
moisture or install this product near water.
• Never spill liquid of any kind on or into this product.
• Never push an object of any kind into this product through any
openings or empty slots in the unit, as you may damage parts inside
the unit.
• Do not attach the power supply cabling to building surfaces.
• Use only the supplied power supply unit (PSU). Do not use the PSU if
it is damaged.
• Do not allow anything to rest on the power cabling or allow any
weight to be placed upon it or any person walk on it.
• To protect the unit from overheating, do not block any vents or
openings in the unit housing that provide ventilation and allow for
sufficient space for air to circulate around the unit.
REVISION HISTORY
VERSION NO. DATE SUMMARY OF CHANGE
v1.00 05/03/2018 First release
5
CONTENTS
1. Introduction...........................................6
2. Applications ...........................................6
3. Package Contents ..................................6
4. System Requirements ...........................6
5. Features..................................................6
6. Operation Controls and Functions .......7
6.1 Front Panel................................................... 7
6.2 Rear Panel..................................................... 8
6.3 RS-232 Protocol.......................................... 9
6.4 RS-232 Commands..................................10
7. Connection Diagram .......................... 12
8. Specifications...................................... 13
8.1 Technical Specifications ........................13
8.2 Audio Specifications...............................14
9. Acronyms............................................. 15
6
1. INTRODUCTION
This Digital/Analog Stereo Audio Amplifier is a compact, high
performance, Class-D amplifier which features both digital and analog
inputs. Volume and input selection can be controlled via front panel
buttons or RS-232. LED indicators provide selection and feature
information. This unit is designed for both the commercial and residential
user who needs to output a high quality source to local analog speakers.
2. APPLICATIONS
Entertainment rooms & home theaters
Home sound system extension
Lecture hall presentations
Conference and meeting room audio system sharing
Showroom audio extension
3. PACKAGE CONTENTS
1×Digital/Analog Stereo Audo Amplifier
2×Terminal Blocks (2-Pin)
1×Terminal Block (3-Pin) to RS-232 (9-Pin D-Sub) Cable
1×24V/2.7A DC Power Adaptor
1×Power Cord
1×Operation Manual
4. SYSTEM REQUIREMENTS
Audio source equipment such as a PC, media player, or smart phone.
Analog audio receiving equipment such as unpowered speakers.
5. FEATURES
Compact and cost-effective amplifier design
High performance and efficient Class-D amplifier
Selectable analog and digital audio inputs
Volume control with mute
Simple control via front panel buttons and RS-232
7
6. OPERATION CONTROLS AND FUNCTIONS
6.1 Front Panel
MUTE OPT.
LINE IN
SOURCE
MUTE
PW VOLUME LEVELVOL
-
+
1 2 3 4 5
1MUTE Button: Press to toggle between muting and unmuting the
audio output.
Note: Press and hold this button for 3 seconds to put the unit into stand-
by mode. Press and hold the button again for 3 seconds to return to
normal operation.
2PW LED: This LED will illuminate bright green to indicate the unit is on
and receiving power. When the unit is in stand-by mode the LED will
illuminate dim green.
MUTE LED: This LED will illuminate to indicate the when the audio
output is muted.
3SOURCE Button & OPT./LINE IN LEDs: Press this button to toggle
between the line in and optical inputs. The LEDs will illuminate to
indicate which source is currently selected.
4VOL −/+ Buttons: Press or hold the −/+ (minus/plus) buttons to
increase or decrease the audio output volume.
5VOLUME LEVEL LEDs: These 5 LEDs will illuminate progressively from
left (lowest) to right (highest) to indicate the current output volume
level.
Note: The full volume range is from -80dB to +20dB (100 steps) and the
LEDs will be lit proportionally to this range.
8
6.2 Rear Panel
LINE IN OPT. DC 24VRIGHT
+
--
+
LEFT
TR
RS-232
1 2 3 4 5
1LINE IN: Connect to the stereo analog output of a device such as a CD
player or PC.
2OPT. IN: Connect to the optical audio output of a device such as a
media player or game console using an appropriate optical cable.
3RS-232: Connect directly to a PC, laptop or other serial control device
with a 3-pin adapter cable to send RS-232 commands to control the
unit.
4RIGHT/LEFT OUT: Connect to unpowered speakers (20W, 4Ω) for
stereo analog audio output.
5DC 24V: Plug the 24V DC power adapter into the unit and connect it
to an AC wall outlet for power.
9
6.3 RS-232 Protocol
9-Pin D-Sub Terminal Block Unit
Pin Definition Pin Definition Definition
1 NC
2 TxD/RxD ◄1 RxD ◄TxD
3 RxD/TxD ►2TxD ►RxD
4 NC
5 GND ►3 GND ►GND
6 NC
7 NC
8 NC
9 NC
Baud Rate: 19200bps
Data Bits: 8
Parity Bits: None
Stop Bits: 1
Flow Control: None
10
6.4 RS-232 Commands
COMMAND DESCRIPTION AND PARAMETERS
System Commands
HELPShow the full command list.
?Show the full command list.
GET FW VERShow the unit’s firmware version.
GET MODEL NAMEShow the unit’s model name.
SET FACTORY DEFAULTReset all settings to the factory defaults.
SET POWER N1Set the units power state to on or stand-by.
Available values for N1:
ON [Power On]
STANDBY [Stand-by Mode]
GET POWERShow the unit’s current power state.
SET SYSTEM REBOOTReboot the unit.
COMMAND DESCRIPTION AND PARAMETERS
Audio Commands
SET AUDIO OUT A MUTE N1Enable or disable mute on the audio
output.
Available values for N1:
OFF [Un-Mute]
ON [Mute]
GET AUDIO OUT A MUTEShow the current audio output mute state.
SET AUDIO OUT A ROUTE N1Set the audio input source.
Available values for N1:
1 [Line In]
2 [Optical]
GET AUDIO OUT A ROUTEShow the current audio input source.
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