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6

HOOKUP DIAGRAMS

Quick Start

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

SRM450v:

 

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.

.  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 SRM450v. It accepts balanced line-level signals from 
mixers, preamplifiers, CD players, tape decks, etc., and 
accepts direct connections from dynamic microphones.

.  Connect the supplied AC power cord to the IEC socket 

on the back of the SRM450v. Plug the other end into 
an AC outlet properly configured with the correct volt-
age for your particular model.

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

ume control (if it has one) is turned all the way down.

5.  Turn on the SRM450v 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 

SRM450v 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 SRM450v 

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

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

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

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

Mixer or

Preamplifier

Right

Line level

Output

Left

Line level

Output

Thru

Daisy-chaining SRM450 v2s

Thru

Next

Next

PREMIUM ANALOG MIXER

w/ PERKINS EQ & FIREWIRE OPTION

1

2

3

4

5

6

7

8

9

10

11

12

PREMIUM ANALOG MIXER

w/ PERKINS EQ & FIREWIRE OPTION

1

2

3

4

5

6

7

8

9

10

11

12

Summary of Contents for SRM450v2

Page 1: ...SRM450v2 Active Sound Reinforcement SPEAKEr USer s manual...

Page 2: ...an Department of Communications ATTENTION Le pr sent appareil num rique n met pas de bruits radio lectriques d passant las limites applicables aux appareils num riques de class A de class B selon le c...

Page 3: ...TRODUCTION 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 9...

Page 4: ...de the following features The low frequency amplifier produces up to 540 watts peak 300 continuous before clipping The high frequency amplifier produces up to 150 watts peak 100 continuous before clip...

Page 5: ...amplifier only receives the correct frequency range for its driver The amplifiers are designed specifically for these speaker load impedances There is no guesswork as to what load each amplifier has...

Page 6: ...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 PRES...

Page 7: ...et feedback Power Cord Power Cord Pole Mount Pole Mount Line level Hi pass out Line level Hi pass out Full Range Full Range Power Cords Power Cords SWA1501 plays the low frequencies SWA1501 plays the...

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

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: ...50v2 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 level signal When con...

Page 11: ...d 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 reflections become louder too The best approach...

Page 12: ...450v2 120V model draws 2 5 amps on average 1 3 amps for the 240V model Under normal con ditions the current draw is below 1 amp We recommend that a stiff robust supply of AC power be used because the...

Page 13: ...u are plugging into an AC power distribu tion 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...

Page 14: ...ith 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 confirm the problem Visit the Su...

Page 15: ...rface 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 below The...

Page 16: ...able 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 in Washington Avoid expo...

Page 17: ...names mentioned are trademarks or registered trademarks of their respective holders and are hereby acknowledged 2003 2009 LOUD Technologies Inc All Rights Reserved System Specifications Frequency Res...

Page 18: ...FREQ AMP HI FREQ AMP SENSE RESISTOR BASS CONTROL SERVO LOOP WOOF PEAK LIGHT PEAK DETECTION MACKIE SRM450 v2 BLOCK DIAGRAM 05 16 08 THRESHOLD LPF THRESHOLD MID VDC LO VDC HI VDC POWER TRANSFORMER FUSE...

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: ...Road NE Woodinville WA 98072 USA United States and Canada 800 898 3211 Europe Asia Central and South America 425 487 4333 Middle East and Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail s...

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