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CAUTION    

AVIS

RISK OF ELECTRIC 

SHOCK 

DO NOT OPEN

RISQUE DE CHOC ELECTRIQUE

NE PAS OUVRIR

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK

DO NOT REMOVE COVER (OR BACK)

NO USER-SERVICEABLE PARTS INSIDE

REFER SERVICING TO QUALIFIED PERSONNEL

ATTENTION: POUR EVITER LES RISQUES DE CHOC

ELECTRIQUE, NE PAS ENLEVER LE COUVERCLE.  AUCUN

ENTRETIEN DE PIECES INTERIEURES PAR L'USAGER.  CONFIER

L'ENTRETIEN AU PERSONNEL QUALIFIE.

AVIS: POUR EVITER LES RISQUES D'INCENDIE OU

D'ELECTROCUTION, N'EXPOSEZ PAS CET ARTICLE 

A LA PLUIE OU A L'HUMIDITE

   The lightning flash with arrowhead symbol within an equilateral 
triangle is intended to alert the user to the presence of uninsulated
"dangerous voltage" within the product's enclosure that may be 
of sufficient magnitude to constitute a risk of electric shock to persons.

   Le symbole éclair avec point de flèche à l'intérieur d'un triangle 
équilatéral est utilisé pour alerter l'utilisateur de la présence à 
l'intérieur du coffret de "voltage dangereux" non isolé d'ampleur 
suffisante pour constituer un risque d'éléctrocution.

   The exclamation point within an equilateral triangle is intended to 
alert the user of the presence of important operating and maintenance 
(servicing) instructions in the literature accompanying the appliance.

   Le point d'exclamation à l'intérieur d'un triangle équilatéral est 
employé pour alerter les utilisateurs de la présence d'instructions 
importantes pour le fonctionnement et l'entretien (service) dans le 
livret d'instruction accompagnant l'appareil.

7. 

Heat — This Mackie product should be situated away from heat

sources such as radiators, or other devices which produce heat.

8. 

Power Sources — This Mackie product should be connected to a

power supply only of the type described in these operation
instructions or as marked on this Mackie product.

9. 

Power Cord Protection — Power supply cords should be routed

so that they are not likely to be walked upon or pinched by items
placed upon or against them, paying particular attention to cords at
plugs, convenience receptacles, and the point where they exit this
Mackie product.

10. 

Object and Liquid Entry — Care should be taken so that

objects do not fall into and liquids are not spilled into this Mackie
product.

11. 

Damage Requiring Service — This Mackie product should be

serviced only by qualified service personnel when:

A. 

The power-supply cord or the plug has been

damaged; or

B. 

Objects have fallen, or liquid has spilled into this

Mackie product; or

C. 

This Mackie product has been exposed to rain; or

D. 

This Mackie product does not appear to operate

normally or exhibits a marked change in performance;
or

E. 

This Mackie product has been dropped, or its chassis

damaged.

12. 

Servicing — The user should not attempt to service this

Mackie product beyond those means described in this operating
manual. All other servicing should be referred to the Mackie Service
Department.

13. 

To prevent electric shock, do not use this polarized plug with an

extension cord, receptacle or other outlet unless the blades can be
fully inserted to prevent blade exposure.

Pour prévenir les chocs électriques ne pas utiliser cette fiche
polariseé avec un prolongateur, un prise de courant ou une autre
sortie de courant, sauf si les lames peuvent être insérées à fond
sans laisser aucune pariie à découvert.

14.

 Grounding or Polarization — Precautions should be taken so

that the grounding or polarization means of this Mackie product is
not defeated.

15.

 This apparatus does not exceed the Class A/Class B (whichever

is applicable) limits for radio noise emissions from digital apparatus
as set out in the radio interference regulations of the Canadian
Department of Communications.

ATTENTION —Le présent appareil numérique n’émet pas de bruits
radioélectriques dépassant las limites applicables aux appareils
numériques de class A/de class B (selon le cas) prescrites dans le
règlement sur le brouillage radioélectrique édicté par les ministere
des communications du Canada.

SAFETY INSTRUCTIONS

1. 

Read Instructions — All the safety and operation instructions

should be read before this Mackie product is operated.

2. 

Retain Instructions — The safety and operating instructions

should be kept for future reference.

3. 

Heed Warnings — All warnings on this Mackie product and in

these operating instructions should be followed.

4. 

Follow Instructions — All operating and other instructions

should be followed.

5. 

Water and Moisture — This Mackie product 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.

  Ventilation — This Mackie product should be situated so

that its location or position does not interfere with its proper
ventilation. For example, the Component should not be situated
on a bed, sofa, rug, or similar surface that may block any
ventilation openings, or placed in a built-in installation such as a
bookcase or cabinet that may impede the flow of air through
ventilation openings.

PORTABLE CART WARNING

Carts and stands - The
Component should be used
only with a cart or stand
that is recommended by
the manufacturer.
A Component and cart
combination should be
moved with care.  Quick
stops, excessive force, and
uneven surfaces may cause
the Component and cart
combination to overturn.

WARNING

 — To reduce the risk of fire or electric

shock, do not expose this appliance to rain or moisture.

Summary of Contents for SRM 450

Page 1: ...SRM450 ACTIVE SOUND REINFORCEMENT SPEAKER USER S MANUAL AND WARRANTY REGISTRATION...

Page 2: ...e in performance or E This Mackie product has been dropped or its chassis damaged 12 Servicing The user should not attempt to service this Mackie product beyond those means described in this operating...

Page 3: ...worn when operating this amplification system in order to prevent a permanent hearing loss if exposure is in excess of the limits set forth here Duration Per Day Sound Level dBA Typical In Hours Slow...

Page 4: ...htweight high strength cabinet FR Series Power Amplifiers To power these beautiful things each SRM450 includes two of our acclaimed FR Series Fast Recovery power amplifiers Our exclusive design uses l...

Page 5: ...nitor applications The Active Advantage There are a number of advantages to us ing an active speaker system over a passive loudspeaker The internal crossover is active and its low power circuitry oper...

Page 6: ...M450 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 turne...

Page 7: ...SRS1500 Subwoofer to create an incredibly powerful system The active crossover inside the SRS1500 splits the full range in put signal into two ranges The SRS1500 plays the low frequency range through...

Page 8: ...here is plenty of ventilation to the rear panel Please see Ther mal Considerations on page 12 The SRM450 has several connectors controls and indicators that you should understand IEC Socket This is wh...

Page 9: ...it will be in the NORMAL position 12 o clock If you have a particu larly high line level signal connected to the SRM450 you may need to turn the control down to the LINE indication 9 o clock If you h...

Page 10: ...450 helps to minimize the problems that typically arise Balanced XLR Connectors CONNECTIONS The SRM450 has a female XLR input that accepts a balanced or unbalanced mic or line level signal When connec...

Page 11: ...to cover large glass windows or hanging tapestries or other materials on the walls to absorb some of the sound However in most cases these remedies are not possible or practical So what do you do Maki...

Page 12: ...in the U S This provides two phases of AC power on either side of the center tap at 120V each If lighting is used in a show it is prefer able to power the lights from one leg of the service and power...

Page 13: ...thumps and bangs from your source equipment being amplified When turning off your system turn off the SRM450s first This will prevent any turn off thumps and bangs from your source equipment being am...

Page 14: ...ecurely connected at both ends Make sure the output volume gain control on the mixing console or preamp is turned up sufficiently to drive the inputs of the speaker You should be able to see the SIGNA...

Page 15: ...s is very dangerous The hum may appear when using an unbalanced source consumer preamp CD player VCR etc This is caused by the unbalanced to balanced interface shield 1 2 3 XLR RCA 3 Conductor Cable b...

Page 16: ...f the prob lem including how we can duplicate it 6 Write the RA number in BIG PRINT on top of the box 7 Ship the active speaker to us We recommend United Parcel Service UPS We suggest insurance for al...

Page 17: ...Over Excursion Protection Second Order High Pass Filter Thermal Protection Amplifier shutdown auto reset Low Line Voltage Shut Down 60 Nominal line Acoustic Frequency Response 48Hz 20kHz Low Freq 3 dB...

Page 18: ...ET LO FREQ AMP HI FREQ AMP SENSE RESISTOR BASS CONTROL SERVO LOOP WOOF PEAK LIGHT PEAK DETECTION MACKIE DESIGNS SRM450 BLOCK DIAGRAM 071699SE THRESHOLD LPF THRESHOLD MID VDC LO VDC HI VDC TOROIDAL POW...

Page 19: ...ke sure that the problem can be dupli cated If you bring your active speaker to an Authorized Service Center and they can t find anything wrong with it you may be charged a service fee 4 If the Mackie...

Page 20: ...rope Asia Central South America 425 487 4333 Middle East Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail sales mackie com Some of the people at our factory who helped design build sell an...

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