Ekars EMX-400 Operating instructions

EMX-400

Portable Powered

Mixing System

OPERATING MANUAL

INDEX

1

INTRODUCTION

SAFETY INSTRUCTIONS

FEATURES OF FRONT PANEL

MIC CHANNEL SECTION

STEREO CHANNEL SECTION

LEVEL & TAPE, AUX SECTION

FEATURES OF REAR PANEL

REAR SECTION

CAUTIONS ON INSTALLATION

HOW TO OPERATE

INSTALLATIONS ( EXAMPLE )

INSTALLATIONS ( CONNECTIONS )

BLOCK DIAGRAM

SPECIFICATIONS

2

3

4

5~6

7

8

9~10

11

12

13

.

INTRODUCTION

2

Taking this opportunity, we express our heartful thanks to clients who purchased our products.

Whole member of our Company, with a pride of long history and tradition, are paying hardest

efforts to turn out products which can go with consumers' taste under continuos R & D and Q.C

based on long-accumulated know-how.

We are sure this product will enhance the function of your systems one level higher, Your further

interests in our products and continuous encouragement would be very much appreciated.

Thank you again.

SAFETY INSTRUCTIONS

1. Read Instructions : All the safety and operation

instructions should be read before the EMX

-400

is operated

2. Retain Instructions : The safety and operating

instructions should be kept for future reference

3. Head Warning : All warning on the

EMX

-400

and in these operating instruction should be

followed

4. Follow Instructions : All operating and other

instructions should be followed.

5. Water and Moisture : The EMX

-400

should not

be used near water-for example, near a bathtub,

washbowl, kitchen sink, laundry tub, in a wet

basement, near a swimming pool, swamp or

salivating St. Bernard dog, etc.

6. Heat : The EMX

-400

should be situated away

from heat sources such as radiators, or other

device which produce heat.

7. Power Source : The EMX

-400

should be

connected to a power supply only or the type

described in these operation instructions or as

marked on the EMX

-400

.

8. Object and Liquid Entry : Card should be taken

so that objects do not fall into and liquids are

not spilled into the inside of the EMX

-400.

9. Servicing : The user should not attempt to

service the EMX

-400

beyond those means

described in this operating manual. All other

servicing should be referred to the Service

Department.

10. To prevent electric shock, don't open the case of

this appliance. There are no user serviceable

parts inside. Please contact authorized service

center for all servicing.

11. Grounding or Polarization : Precautions should

be taken so that the grounding or polarization

means of the EMX

-400

is not defeated.

WARNING : To reduce the risk or fire or electric

shock, do not expose this appliance to rain or

moisture

FEATURES ON FRONT PANEL

3

1. HIGH FREQUENCY EQUALIZATION CONTROL

Provided E 15dB of fixed frequency equalization that shelves at 12KHz

2. MID. FREQUENCY EQUALIZATION CONTROL

Provided E 12dB of fixed frequency equalization that shelves at 3KHz

3. LOW FREQUENCY EQUALIZATION CONTROL

Provided E 15dB of fixed frequency equalization that shelves at 80Hz

4. MONITOR CONTROL

Use this control to be the level of signal from external monitor source and

the main signal control is re-controlled by master section. (see master

section)

5. EFFECT CONTROL

Use this control when you want to get effect sound by adjustment of input

signal. When you don't use external source, digital delay & reverb will be

working which installed inside.

6. PAN CONTROL

The pan control sends continuously variable amounts of the post fader signal

to either the left of right main busses.

In the center position equal amounts of signal are sent to the left and right

busses.

7. CHANNEL LEVEL

You can adust the volume of signal source which connected to the relevant

channel.

8. PAD (-20dB)

This switch, when push, attenuates the input signal -20dB.

9. UNBALANCE INPUT (HI-Z)

Using by 1/4" standard unbalanced connector, You can use unbalance

(tip/sleeve) and balance (tip/ring/sleeve).

10. CHANNEL LEVEL

Electronically balanced inputs accept a standard XLR male connector.

(Pin 1 = ground, 2 = Positive, 3 = negative)

MIC CHANNEL SECTION (CH 1-6)

1

2

3

4

5

6

7

8

9

10

FEATURES ON FRONT PANEL

4

11. HIGH FREQUENCY EQUALIZATION CONTROL

Provided E 15dB of fixed frequency equalization that shelves at 12KHz

12. MID. FREQUENCY EQUALIZATION CONTROL

Provided E 12dB of fixed frequency equalization that shelves at 1.5KHz

13. LOW FREQUENCY EQUALIZATION CONTROL

Provided E 15dB of fixed frequency equalization that shelves at 80Hz

14. MONITOR CONTROL

Use this control to be the level of signal from external monitor source and

the main signal control is re-controlled by master section.

15. EFFECT CONTROL

Use this control when you want to get effect sound by adjustment of input

signal. When you don't use external source, digital delay & reverb will be

working which installed inside.

16. PAN CONTROL

The pan control sends continuously variable amounts of the post fader

signal to either the left of right main busses. In the center position equal

amounts of signal are sent to the left and right busses.

17. CHANNEL LEVEL

You can adust the volume of signal source which connected to the relevant

channel

18. INPUT JACK : LEFT(MONO)

Line with connection 1/4 jack as line input of L, R stereo and input the signal

of balance line level. Now the signal input into the input terminal of left side,

output the mono output to left & right side.

19. INPUT JACK : RIGHT

Line with connection 1/4 jack as line input of L, R stereo and input the signal

of balance line level. Now the signal input into the input terminal of left side,

output into the right side only.

STEREO CHANNEL SECTION (CH 7-10)

11

12

13

15

14

16

17

18

19

FEATURES ON FRONT PANEL

5

20. LEVEL DISPLAY

This is level meter which shows output level of left & right channel and

working condition on the way of operation.

Therefore, you can see output condition thru master level indicator.

21. HEADPHONE VOLUME CONTROL

The headphone volume control for the monitor, output signal to the head-

phone jack.

22. TAPE & AUX LEVEL CONTROL

By adjusting, you can control input level from AUX INPUT & TAPE PLAY

BACK.

23. HEADPHONE JACK

You can monitor working condition by sound thru headphone.

24. RECORD & PLAY BACK (PIN JACK)

These jacks are can be connected with cassette deck when recording

the mixed output & when playing back recorded.

25. POWER SWITCH

Push marked ( I ) When you want to operate.

26. POWER ON LED

When power switch push marked( I ), the LED will be turned on.

27. PHANTOM ON LED

The LED begin to illuminate when the PHANTOM POWER switch turn on

(+48V DC).

28. PROGRAM SELECTOR CONTROL

You can select the annexed functions of each location for parameter

adjust selector.

LEVEL & TAPE, AUX SECTION

20

21

22

23

24

26

27

28

25

FEATURES ON FRONT PANEL

6

29. PARAMETER ADJUST CONTROL

Using by this control switch, you can take best sound you

want from 0 to 9 and A to F.

30. EFF.LEVEL

Using by this control, you can adjust effect level when you

connect external

31. PROGRAM CHART

This chart is explanation for No 28,29

32. DUAL GRAPHIC EQUALIZER

7-band dual graphic equalizer is provided for tone control

over each frequency, and for precise high quality sound

by final tone control.

33. MASTER LEVEL

This is a master control volume for adjustment for volume

of left/right.

34. LINE LOOP

Connects external auxiliary unit(EQ,EFF) to your mixer in

order to improve the performances of this product.

send is input and return is output of external unit.

35. MONITOR LEVEL

Controls the amount of volume of each channel that is

sent to the monitor outputs.

36. MONITOR

This jack is to be connected with the input jack of monitor

amplifier when using separate monitor amplifier.

37. AUX IN

This jack is to be connected with various external auxiliary

signal.

STEREO CHANNEL SECTION (CH 7-10)

29

30

31

32

33

35

36

37

34

FEATURES ON REAR PANEL

7

38. PHANTOM POWER SWITCH

Depressing this switch applies 48V DC across all microphone input channels connectors

for remote powering of condenser microphones.

39. AC CORD

AC 220V, 50/60Hz *check the power source of AC 220V before connections.

40. FUSE HOLDERS

When occurs problem on this appliance, the fuse will be cut off power to prevent from a

problem. To replace, use standard fuse as specified on this appliance.

41. SPEAKER JACK

Connect same poles of speaker (+,-) as terminal of connection of Left, Right speaker.

42. EFFECT FOOT SWITCH

Connection this foot switch , EFFECT sound

38

40

41

42

39

AC 230V, 50Hz

INTRODUCTION

8

Please take care of the following points for installations

1. Install this product at the place of good ventilation. And keep a interval over 30cm from the

other object.

2. Install this product at rear side for not-touching of some body, if possible and avoid an

installation of a aisle & the front side of the stage.

3. Cause an obstacle and an drop of product from the vibration of speaker, if you put this

product one speaker for a long time.

4. Avoid strong or using product in condition of excessive heat or cold, or in position shore it is

likely to be subject to vibration, dust or moisture.

5. Connect the plug into an outlet by the check of power source "AC 220V" of the installation

place

6. Install the speaker more front side than the used MIC and far away from MIC, if possible.

7. Insert a plug of cord closely into the speaker jack at the speaker connection.

8. Clean this product by using soft dry cloth & poly-wax.

INTRODUCTION

First of all, please make sure to confirm AC power voltage to eliminate any chance of unexpected.

Please turn off pier switch of this appliance, when you connect AC power cord to this appliance.

Set every controls to the positions stated belows to avoid loud blasts. Loud blasts may cause

damage for your speaker system or your ears when you are wearing headphone.

LEVEL CONTROL ( 7, 17 ) . . . . . . . . . . . . . . . . . . TURN TO THE LEFT COMPLETELY

HI, MID & LOW ( 1,2,3,11,12,13 ) . . . . . . . . . . . . . TURN TO THE LEFT COMPLETELY

MONITOR & EFFECT CONTROL ( 4, 5, 14, 15 ) . . . . . . . TURN TO THE LEFT COMPLETELY

PAN CONTROL ( 6, 16 ) . . . . . . . . . . . . . . . . . . . TURN TO THE LEFT COMPLETELY

PAD SWITCH ( 8 ) . . . . . . . . . . . . . . . . . . . . . . TURN TO THE LEFT COMPLETELY

EQUALIZER CONTROL ( 32 ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PULL ON

SET OTHERS TURN TO THE LEFT COMPLETELY

Push power switch marked ( I ), then the led will be turned on when start working.

To make sound thru external sources, the LEVEL DISPLAY LED will be illuminated in usual sound.

Adjust tone controls ( 1,2,3,11,12,13,32 ) in accordance with your taste.

When use Phantom Power (+48V), turn on the Phantom Power switch in rear panel.

CAUTION : To prevent electric shock, don't open case of this appliance. There are no user service-

able parts inside. Please contact authorized service centre for all servicing.

.

INSTALLATIONS (Example)

9

FIGURE 3

500

630

315

200

250

125

80

100

160

40

50

31.5

25

20

63

400

+12

+6

+9

-3

0dB

-9

-6

+3

-12

20K

12.5K

8.0K

10K

5.0K

3.15K

4.0K

6.3K

1.6K

2.0K

1.25K

1.0K

800

2.5K

16K

7-10 Ch.

Keyboard,CD,Guitar

& Line input.

IN (R)

IN (L)

High Impedance Mic

Low impedance Mic

Phantom Condenser Mic

Low & High Impedance Mic

1~6 Ch.

Monitor Amp Monitor Speaker

Stereo Headphone

Equalizer & Effects

Open Real Tape Recoder

& Cassette Deck

Guitar & Bass Amp

OUT (R)

OUT (L)

LEVEL

PROTECT

ACTIVE

SIGNAL

CLIP

CHANNEL A

POWER

CHANNEL B

MAX

MIN

MAX

MIN

PROFESSIONAL POWER AMPLIFIER

EMA-

EMA Series Amplifier

2 x 600 WATTS

ON

OFF

INSTALLATIONS (Example)

10

FIGURE 2

Bass Drum

Rack Toms

Drumer

Hi Hat/Snare

Drum

Electronic

To stereo channels

of the Front Panel

MIXER

Speaker(R)

Total Impedance

above 4 ohm

Speaker(L)

Total Impedance

above 4 ohm

AC 230V, 50Hz

INSTALLATIONS (CONNECTIONS)

11

FIGURE 3

1. UNBALANCED 1/4" MONO PHONE PLUG

2. BALANCED 1/4" STEREO PHONES PLUG

3. BALANCED XLR CONNECTOR

2

Hot(+)

Cold(-)

Gnd

3

1

2

31

Washer

Screw

Balanced Input

Ring

Tip

Sleeve Sleeve TipRing

Ground

Hot(+) : Left Signal

Cold(-) : Righ Signal

Tip Ground

Signal

Sleeve Tip

Sleeve

BLOCK DIAGRAM (Signal Flow Chart)

12

1 2

3

B-

B+

-

+

LOW PASS FILTER

5 Dot Display

BLOCK DIAGRAM

MODULE

DSP

FOOT

SWITCH

EFF

SEND

OUT

MONITOR

LINE OUT

MAIN IN

RETURN

SEND

TO MAIN

MAIN IN

RETURN

LINE OUT

SEND

R

L

REC.

LEVEL INDICATOR

EFF LEVEL

HEAD PHONE

HEAD PHONE V/R

MONITOR

RIGHT

LEFT

MASTER LEVEL

7 BAND GRAPHIC EQUALIZER

5 Dot Display

LEVEL INDICATOR

7 BAND GRAPHIC EQUALIZER

MASTER LEVEL

PROTECTOR

R-Ch. Same

PLAY

RL

TAPE & AUX

INPUT

Ch 7~10

Ch 1~6

INPUT

Buffer

Right

EFFECT

PAN

Buffer

MONITOR

LEVEL

3 Stage EQ

HIGH

LOW

MID

Left & Mono

MONITOR

LEVEL

Phantom Power

AC

SPEAKER

L.OUT

POWER AMP

PRE AMP

DEFFERENT AMP

L.MAIN INPUT

N.F.B

REGULATOR

POWER SUPPLY

-15V

GND

+15V

RET.

AUX INPUT

HIGH

MID

LOW

Gnd

B+

Phantom

B-

Monitor

Effect

Left

Right

EFFECT

PAN

Buffer

3 Stage EQ

-20dB

PAD

HI-Z & LO-Z

LO-Z

-

+

SPECIFICATIONS

13

Power Output ( R.M.S )

400 Watts (200W + 200W) / 4ohms x 2 0.1%

( T.H.D ) @ 1KHz

Total Harmonic Distortion

Main Amp 0.05% > @ 1KHz

Mic Ch - Main Amp 0.1% > @1KHz

Frequency Response

+1, -3dB 20Hz ~ 20KHz @ 1W/4ohms(SP.Out)

+1, -3dB 20Hz ~ 20KHz@ +4dB/10Kohms

Input Level

Mic Ch : -40dBv

Line Ch : -20dB / -50dBv (Phono)

Aux In : -20dBv

Eff Ret : -20dBv

Line in : -20dBv

@ Rs = 150 ohms (20Hz~20KHz)

Hum & Noise

-70dB Bellow ("A" Filter)

Remaining Noise

-75dB Bellow ("A" Filter)

Tone Control

Mic Ch :

Parametric EQ High 12KHz / E 15dB

Mid 3KHz / E 12dB

Low 80Hz / E 15dB

Line Ch :

Parametric EQ High 12KHz / E 15dB

Mid 1.5KHz / E 12dB

Low 80Hz / E 15dB

Graphic EQ :

63Hz, 160Hz, 400Hz, 1KHz

2.5KHz, 6.3KHz, 16KHz / E 12dB

Headphone Outputs

5V / 220 ohms

Internal Effecter

Multi Effects : 255 programs

Power Requirement

AC 220V (50/60Hz)

Power Consumption

675Watts

Dimension ( W x H x D )

480 x 310 x 330m/m

Net Weight ( Kg / Ib )

20 / 44

ACCESSORIES

Manual : 1 Copy

Spare Fuse : 1 Ea

14

MEMO

3rd floor, 271-183, Kochk-2Dong,

Guro-Gu, Seoul, Korea (152-082)

Tel : 82)2+2612+4422

Fax : 82)2+2612+7676

Seoul office.

3Ra-618, Shihwa Industrial Complex, #1378, Jungwang-Dong,

Shiheung-City, Kyunggi-Do, Korea (429-450)

Tel : 82)31+432+5112 / 82)31+432+4422

Fax : 82)31+432+5450 / 82)31+431+1690

E-mail : [email protected] / [email protected]

Home Page : http://www.ekars.co.kr / http://www.samhyoung.co.kr

Headquarter & Overseas Dep.

MEMO

PUBLIC ADDRESS TOTAL SOLUTION

Ekars EMX-400 Operating instructions

Ekars EMX-400 Operating instructions

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