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6

HOOKUP DIAGRAMS

Quick Start

1.  Start with the following settings on the back of the 

SRM450v2:

 

Turn the POWER switch off (down).

 

Set the TIMED TURNOFF, CONTOUR, and LOW CUT 
switches out.

WARNING:

 Turn the LEVEL control 

down (counterclockwise) before every 
use. If not, you could be in for a startling 
surprise, especially if the last time you 
used it was with a microphone and now 
you want to connect a line-level source.

2.  Connect the output from your signal source (mixing 

console, microphone, preamp, or other mic- or line-level 
source) directly to the INPUT connector on the back of 
the SRM450v2. It accepts balanced line-level signals from 
mixers, preamplifiers, CD players, tape decks, etc., and 
accepts direct connections from dynamic microphones.

3.  Connect the supplied AC power cord to the IEC socket 

on the back of the SRM450v2. Plug the other end into 
an AC outlet properly configured with the correct   
voltage for your particular model.

4.  Turn on your signal source. Make sure its Master    

Volume control (if it has one) is turned all the  

 

way down.

5.  Turn on the SRM450v2 POWER switch.

6.   Start the signal source, whether it be speaking into a 

microphone or starting a CD player. Adjust any volume 
controls on the signal source for normal operation.

7.  Slowly turn up the LEVEL control on the back of the 

SRM450v2 until the desired volume is reached (and the 
PEAK light does not come on)  

Always

 wear hearing 

protectors if you are close when it is playing at high 
levels.

8.  If there is no sound, 

always

 turn down the SRM450v2 

LEVEL control before investigating. There may be a 
mixer or preamplifier mute or tape switch engaged,  
or a mic switch off.

SRM450v2: STEREO OPERATION WITH A MIXER, AND USING THE THRU JACK

POWER

SIGNAL PRESENT

INPUT

THRU

THERMAL

PEAK

TIMED TURNOFF

ON

OFF

CONTOUR

LOW CUT

ON

75Hz

12k/AIR

100Hz

+3dB 

MIC

LINE

LEVEL

(+4dBu)

NORMAL

+40dB

O

O

O

PARALLEL

POWER

SIGNAL PRESENT

INPUT

THRU

THERMAL

PEAK

TIMED TURNOFF

ON

OFF

CONTOUR

LOW CUT

ON

75Hz

12k/AIR

100Hz

+3dB 

MIC

LINE

LEVEL

(+4dBu)

NORMAL

+40dB

O

O

O

PARALLEL

Mixing Console

(Mackie Onyx 

1220i shown)

From Mixer

Left Output

From Mixer

Right Output

Thru

Mixing Console

(Mackie Onyx 1220i shown)

From Mixer

Right Output

From Mixer

Left Output

Thru

Next

Next

SOLO

SOLO

SOLO

SOLO

SOLO

SOLO

SOLO

SOLO

MUTE

MUTE

MUTE

MUTE

MUTE

MUTE

MUTE

MUTE

MAIN MIX

TALKBACK

TAPE 

MAIN OUT

IN

OUT

ALT 3-4 OUT

CTRL - RM OUT

EQ

MID

HIGH

L

L

L

L

R

R

R

R

R/4

L/3

L

R

L

R

1

2

3

4

EQ

MID

LOW

HIGH

EQ

MID

LOW

HIGH

MID

LOW

HIGH

HIGH

LOW

EQ

AUX

2

1

PAN

1

LINE

2

LINE

4

LINE

3

LINE

AUX MASTER

2

1

2

1

CTRL ROOM/PHONES

SOURCE

PHONES

CONTROL

ROOM

L

R

LOW

AUX

2

1

PAN

2

3

4

7-8

5-6

AUX

2

1

PAN

AUX

2

1

PAN

AUX

2

1

PAN

9-10

11-12

LINE IN 9-10

LINE IN 11-12

LINE IN 7-8

LINE IN 5-6

MID

HIGH

LOW

EQ

AUX

2

1

PAN

MID

HIGH

LOW

EQ

AUX

2

1

PAN

MID

HIGH

LOW

EQ

AUX

2

1

PAN

MID

1

Summary of Contents for SRM450v2

Page 1: ...F 4A B 0 D0 Powered Loudspeaker SRM450v2...

Page 2: ...cessible to the user 19 The MAINS plug or an appliance coupler is used as the disconnect device so the disconnect device shall remain readily operable 20 NOTE This equipment has been tested and found...

Page 3: ...NTRODUCTION 4 HOOKUP DIAGRAMS 6 Quick Start 6 REAR PANEL DESCRIPTION 8 1 IEC Socket 8 2 POWER Switch 8 3 POWER ON Indicator 8 4 TIMED TURNOFF 8 5 THERMAL Indicator 8 6 CONTOUR 8 7 LOW CUT 8 8 LEVEL 9...

Page 4: ...res s 4HE LOW FREQUENCY AMPLIlER PRODUCES UP TO WATTS peak 300 continuous before clipping s 4HE HIGH FREQUENCY AMPLIlER PRODUCES UP TO WATTS peak 100 continuous before clipping s Each ampli er has its...

Page 5: ...ampli er only receives the correct frequency range for its driver s 4HE AMPLIlERS ARE DESIGNED SPECIlCALLY FOR THESE speaker load impedances There is no guesswork as to what load each ampli er has to...

Page 6: ...M450v2 until the desired volume is reached and the PEAK light does not come on Always wear hearing protectors if you are close when it is playing at high levels 8 If there is no sound always turn down...

Page 7: ...rophones away from the SRM450v2s otherwise you may get feedback Power Cord Power Cord Pole Mount Pole Mount Line level High Pass output Line level High Pass output Power Cords Mixing Console Mackie On...

Page 8: ...ing the SRM450v2 as a stage monitor This allows the bass ampli er to utilize its power for those frequencies useful in stage monitor applications The SRM450v2 has several connectors controls and indic...

Page 9: ...el It senses the signal just prior to the LEVEL control so even if the LEVEL control is turned down the SIGNAL PRESENT indicator still works letting you know there is a signal present at the input bef...

Page 10: ...rsion of the SRM450v2 helps to minimize the problems that typically arise Balanced XLR Connectors CONNECTIONS The SRM450v2 has a female XLR input that accepts a balanced or unbalanced mic or line leve...

Page 11: ...e sound However in most cases these remedies are not possible or practical So what do you do Making the sound system louder generally doesn t work because the re ections become louder too The best app...

Page 12: ...pping the SRM450v2 120V model draws 2 5 amps on average 1 3 amps for the 240V model Under normal conditions the current draw is below 1 amp We recommend that a stiff robust supply of AC power be used...

Page 13: ...plugging into an AC power distribution system you know nothing about You may even be faced with 2 wire outlets that are missing the third safety ground pin It s a good idea to have a three wire AC out...

Page 14: ...ctions with a non lubricating electrical contact cleaner If you think your Mackie product has a problem please check out the following troubleshooting tips and do your best to con rm the problem Visit...

Page 15: ...ed interface between the devices and exacerbated by the fact that most consumer audio equipment have a two wire linecord without the third pin safety ground Use an interconnect cable wired as shown be...

Page 16: ...ovide many years of reliable service if you follow these guidelines Avoid exposing the loudspeakers to moisture If they are set up outdoors be sure they are under cover if you expect rain or you live...

Page 17: ...es mentioned are trademarks or registered trademarks of their respective holders and are hereby acknowledged 2003 2011 LOUD Technologies Inc All Rights Reserved System Speci cations Frequency Response...

Page 18: ...ENCY DRIVER TWEET LO FREQ AMP HI FREQ AMP SENSE RESISTOR BASS CONTROL SERVO LOOP WOOF PEAK LIGHT PEAK DETECTION THRESHOLD LPF THRESHOLD MID VDC LO VDC HI VDC POWER TRANSFORMER FUSE POWER SWITCH SWITCH...

Page 19: ...ive will at its option either repair or replace any such nonconforming product provided that Customer gives notice of the noncompliance within the Warranty Period to the Company at www mackie com supp...

Page 20: ...F S ATS A PS 4 F SX eX T F0 DB0 D XcTS BcPcTb P S 2P PSP 4da _T 0bXP 2T caP P S B dcW 0 TaXRP XSS T 4Pbc P S 0UaXRP 5Pg fff PRZXT R 4 PX bP Tb PRZXT R...

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