Optimus EDC-1000 SERIES User manual

CONFERENCE
SYSTEM
EDC-1000 SERIES
Installation and operating
instructions

EDC-1000 Version 1.2 Page 1 of 19
EDC-1000 SERIES Conference System
SAFETY PRECAUTIONS:
¾Please read this manual carefully before installing and using this unit.
¾Please keep this manual appropriately for futures questions.
¾Please read carefully the instruction and warning in this manual.
¾Please do not use accessories not recommended by dealers.
¾Please use the attached spare parts accessories provided by the factory only, the factory will
not be responsible for any damage due to false fixing way.
¾Make sure that the power plug is fixed appropriately and safely.
¾Please do not use too many extension cables to avoid fire hazard and short circuit.
¾Please do not insert anything into the unit or spray and liquid on it to avoid short circuit.
¾If one of the following happen, please contact with maintenance technician:
A. power cable or plug is damaged.
B. water gets into the unit.
C. the unit cannot be operated under normal condition.
D. the unit is dropped onto the ground and damage the frame.
¾When outdoors equipment or cable is connected into this unit, the grounding of cable system
must be reliable to avoid lightening attack.
¾Please take care when installing the main control unit and its surrounding facilities.
Avoid strike, fierce swing, which may damage the main conference unit and its surrounding
facilities.
¾Please do not disassemble the main control unit and its surrounding facilities
A. There are high voltage and sensitive electronic circuits inside the unit. In order to avoid
electric shock, please do not disassemble the equipment. If equipment uncover is
necessary, please seek assistant from qualified technicians.
B. When dealers replacing spare parts, the specification of replacing spare parts should be
acknowledged by manufacturer. Unauthorized spare parts may lead to fire hazard
caused by short circuit.
¾Please do not block the heat radiating holes on the case.
There is heat sink inside this product. If the heat radiating holes are blocked, the resulting
overheating of the main unit may lead to malfunction.
¾Use this conference main control unit in environment with the temperature of 0°C ~ 40°C (32°F
~ 104°F) and humidity lower than 90%.
¾Please do not expose the conference main control unit to rain or humidity, and do not use it in
humid environment.
Please place it at dry place. Humid and water evaporation may lead to the damage of spare
parts inside. Appropriate cover is necessary when placing it outdoor.
¾Please do not clean the conference main unit and its surrounding facilities with strong or power
detergent.

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EDC-1000 SERIES Conference System
If the surface of the unit is dirty, please do not clean it with liquid or spraying detergent, while
slightly wet cloth should be used.
¾Please do not switch on and off the conference main control unit abruptly.
No matter the unit is running or stop, avoid switch it on and off abruptly to ensure the sensitive
electronic circuit inside not being damaged by abrupt power wave.
¾Note: When the printed circuit board was going through electric static treatment, correct ESD
safety precaution and grounding should be guaranteed.
¾Note: Before connecting the unit to the power supply, please adjust the power input according
to the local power specification. Otherwise, unit damage may ensue. The adjusting way can be
seen at Installation and Setting of System.
Warning: Only qualified maintenance staff is allowed to uncover the case of the unit. There
is nothing inside that can be repaired by non certificated technician. Before uncovering the
unit, power should be cut off and no power supply is allowed before the unit is completely
covered.

EDC-1000 Version 1.2 Page 3 of 19
EDC-1000 SERIES Conference System
1. FOREWORD ................................................................................................................... 4
2. PRODUCT FEATURES .................................................................................................. 5
2.1. Main control unit ……. ........................................................................................... 5
2.2. Chairman unit......................................................................................................... 5
2.3. Delegate unit.......................................................................................................... 5
3. OPERATION AND FUNCTION DESCRIPTION ............................................................. 6
3.1. Introduction to the function of front panel of main unit ........................................... 6
3.2. Function of rear plate of main control unit .............................................................. 7
3.3. Main unit block diagram ......................................................................................... 8
4. INSTALLATION AND SETTING OF THE SYSTEM ....................................................... 9
4.1. Basic installation instruction................................................................................... 9
4.1.1. Adjust AC power input..........................................................................................9
4.1.2. Basic connection of conference control main unit to chairman/delegate
microphones ........................................................................................................9
4.2. Power On............................................................................................................. 10
4.3. LED display and operation................................................................................... 11
4.3.1. MIC CONTROL..................................................................................................11
4.3.2. OVERRIDE.........................................................................................................11
4.3.3. TIME (Voice control-Auto off).............................................................................11
4.3.4. Saving setting.....................................................................................................11
5. MICROPHONE SHAPE AND OPERATION ................................................................. 12
5.1. Table-top chairman unit EDC-1011...................................................................... 12
5.2. Table-top Delegate’s unit EDC-1012 ................................................................... 13
5.3. Flush-mounted Chairman’s unit EDC-1021 ......................................................... 14
5.4. Flush-mounted delegate’s unit EDC-1022 ........................................................... 15
5.5. Flush-mounted Chairman’s unit EDC-1023 ......................................................... 16
5.6. Flush-mounted delegate’s unit EDC-1024 ........................................................... 17
6. SYSTEM SPECIFICATIONS......................................................................................... 18
6.1. EDC-1050 Main control unit specifications .......................................................... 18
6.2. Microphone unit specifications ............................................................................. 19

EDC-1000 Version 1.2 Page 4 of 19
EDC-1000 SERIES Conference System
1. FOREWORD
This EDC1000 series, the latest and easiest digital conference system with superb performance
and elegant design, can be used for various conferencing.
This conferencing system has the most updated built-in digital module with 10 chairmen
microphones and 75 delegate microphone, providing the unique features of front sound mixing
module, back amplified module, sound effect treatment amplified module to meet your requirement
under any circumstance.
The system will enable self-detection function when the power is on, which can automatically
detect if the function of all the Chairman/ delegate units are normal, facilitating timely function
detection.
High reliability is the utmost importance element in the development of this conference system.
Each conference main control unit and its fittings are all going through careful assembly and strict
test in our ISO 9001 factory. The excellent performance, high reliability and reasonable price make
it the indispensable tools of your conference.

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EDC-1000 SERIES Conference System
2. PRODUCT FEATURES
2.1. Main control unit of the conference system
•Digital control capability: Chairman’s unit: 10 pcs, Delegate’s unit: 75 pcs.
•It has 3 setting buttons which can be used to set and change the working mode of the
microphone.
•Built-in front sound mixer amplifier module.
•Built-in power amplifier module.
2.2. Chairman unit
•Desktop, built-in and hand-hold types are available.
•Conference control functions TALK (On/Off) and CONTROL are available.
•It can be placed at any position within the system.
•Maximum 10 chairmen microphone can be installed at the same time.
2.3. Delegate unit
•Desktop, built-in and hand-hold types are available.
•Speech control function such as TALK (On/Off) is available.
•75 delegate microphones can be installed at the same time.

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EDC-1000 SERIES Conference System
3. OPERATION AND FUNCTION DESCRIPTION
3.1. Introduction to the function of front panel of main unit
(1) MIC 1~3: volume control knob is independent of inputs. MIC 1, MIC 2 and MIC 3.
(2) AUX1: volume control knob, it controls the volume of external input sound and adjusts the
volume of chairman priority warning.
AUX2: volume control knob, it controls the volume of external input sound.
(3) AUX 3: conference system output volume control.
(4) Tone adjusting knobs: TREBLE volume control, BASS volume control.
(5) MASTER: main volume control.
(6) POWER: master switch control.
(7) Volume output increase LED indication lamp.
(8) Control mode and LED display.
MIC CONTROL: shows the maximum number of simultaneous open microphones
TIME: show time microphone auto cut-off duration (between 30 s, 45 s and 0 s).
SELECTOR button: adjust the maximum number of simultaneous open microphones (1 to 9).
OVERRIDE button: could change kind of priority to LIFO (Last open microphone has the
priority function).

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EDC-1000 SERIES Conference System
3.2. Function of rear plate of main control unit
Note: disabled ports in grey.
(1) LINK 1 ~ 3: Connect to conference microphone unit port. One link can connect up to 25 units.
(2) L.SP-VR: Master volume-control of built-in loudspeaker of chairmen/delegate unit.
(3) STAND BY PORT: (disabled).
(4) SPEED DOME RS-485 port × 2（RJ-11): (disabled).
(5) PC DATA RS-232 port: (disabled).
(6) AC CONTROL: (disabled).
(7) Conference Out: conference system audio out. (3 lines mixed)
(8) MIC 1~3: dynamic microphone input terminal（jack 6.3 Ø).
(9) MIC 4: dynamic microphone input terminal（jack 6.3 Ø) and volume control knob.
(10) AUX 4: volume control knob, it controls the volume of external input sound.
(11) AUX INPUT: there are three external sound input terminals.(Aux 1, aux 2 and aux 4) RCA
terminal type.
(12) Conference microphone sound output terminal and external sound treatment auxiliary
terminal:
AUX OUT: direct sound output terminal which controls the system output volume. It’s not
controlled by master volume adjusting knob（PRE-MASTER).
VARIABLE: direct sound output terminal which controls the system output volume. It’s
controlled by master volume adjusting knob（POST-MASTER).
EQUALIZER: external sound treatment auxiliary terminal, it can connect timbre facilities such
as the external equalizer, dynamic expander. The factory setting is IN/OUT short circuit direct
output.

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EDC-1000 SERIES Conference System
(13) Conference power expansion unit DC power input terminal. could connect up to 75 units
(14) SPEAKER 8Ω:built-in 40W×2 amplifier, low resistance 8 speaker signal output terminal.
(15) AC 110V/220 V 50/60 Hz: input voltage selection switch.
(16) AC 110V/220 V power input socket: Equip AC overload protection fuse, one protection fuse
and one stand by fuse（AC 8 A）under the socket.
(17) Conference main control unit DC power fuse seat（DC 8 A)
(18) EXPAND POWER (disabled)
3.3. Main unit block diagram

EDC-1000 Version 1.2 Page 9 of 19
EDC-1000 SERIES Conference System
4. INSTALLATION AND SETTING OF THE SYSTEM
4.1. Basic installation instruction
4.1.1. Adjust AC power input
Caution: you must adjust to correct input voltage. Otherwise, it may seriously damage the main
unit.
4.1.2. Basic connection of conference control main unit to chairman/delegate microphones.