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Mackie SRM 450, Руководство пользователя и регистрация гарантии

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18

SRM450 BLOCK DIAGRAM

INPUT

THR

U

2

3

1

2

J15

3

1

HI-P

ASS

LOW CUT

CONT

O

UR

COMPRESSOR

THRESHOLD

COMPRESSOR

SWEEPING

FIL

TER

LO-P

ASS

DELA

Y

176uS

HI-FREQ

40-120 Hz

LO-FREQUENCY

DRIVER

TW

EET

LO-FREQ

AMP

HI-FREQ

AMP

SENSE

RESIS

TO

R

B

A

SS CONTR

OL SER

VO

 L

O

OP

WOOF

PEAK

LIGHT

PEAK

DETECTION

MA

CKIE DESIGNS

SRM450

BL

OCK DIA

GRAM

(#071699SE)

THRESHOLD

LPF

THRESHOLD

+

–

MID VDC

+

–

LO

 V

D

C

+

–

HI VDC

TO

R

O

ID

AL P

OWER

TRANSFORMER

FUSE

P

OWER

SWIT

CH

ON

OFF

+15VDC

SIGNAL

SENSE

SIGNAL

SENSE

MUTE

ON/OFF

CONTR

OL

MUTE

MUTE

PO

W

E

R

LEDS

THERMAL

LED

THERMAL

SWIT

C

H

LOW A

C

VO

LT

S SENSE

TIMED

TURNOFF

SIGNAL

LED

Содержание SRM 450

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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