JBL SR4731X Manuel utilisateur

JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.

JBL SR4731X REV O

PACKAGE WIRING DIAGRAM

06-11

Technical Manual

JBL SR4731X

SPECIFICATIONS

ACOUSTIC & ELECTRICAL SPECIFICATIONS:

• Nominal Impedance: 4 ohms

• Power Capacity: 1200W Continuous Pink Noise

• Frequency Range: 40 Hz – 18 kHz (–10dB)

• Sensitivity: 98 dB SPL, 1 Watt @ 1 Meter

• Crossover Frequency: 1.2 kHz

SYSTEM COMPONENTS:

• Cabinet: SR4731X (Not For Sale)

• Grille: 128-00396-00

• Low Frequency 305mm (12 in.) Paper Cone

Transducer: Transducer (2206H) (2)

• DC Resistance: 5.3 ohm ±10% Copper Wire

• High Frequency 50.8mm (2 in.Exit) Pure Titanium

Transducer: Compression Driver (2447J)

• DC Resistance: 8.0 ohm ±8% Aluminum Wire

SYSTEM COMPONENTS:

(Cont’d)

• Crossover Network: 129-20057-00

AURAL SWEEP TEST SPECIFICATIONS:

A. System Aural Sweep Test: 7.0V Input, 20 Hz to 20 kHz

B. L.F. Aural Sweep Test: 15.0V Input, 20 Hz to 1.2 kHz

C. H.F. Aural Sweep Test: 2.0V Input, 550 kHz to 20 kHz

PHYSICAL SPECIFICATIONS:

• Enclosure Dimensions: 1092mm x 635mm x 460mm D

(43.0 x 25.0 x 18.0 in. D)

• Shipping Weight: 136 lbs. (61.6 kg.)

WARRANTY INFORMATION:

• Refer to Warranty Statement packed with each product.

Warranty 59660

User’s Guide

SR-X Series

981-00052-04

Carton

SR4731X

990-00178-00

Microfoam (8)

Packaging

49790P

Filler, (2)

Top & Bottom

991-00179-02

Network Assy

129-20057-00

SCHEMATIC (129-20057-00)

Speaker,

High Freq

2447J

Diaph Repl

D16R2450

Speaker,

Low Freq

2206H (2)

Cone Repl

C8R2206

GRN

WHT

YEL

GRN/BLK

WHT/BLK

YEL/BLK

FULL RANGE

BI AMP

FEMALE

CONNECTION

SP CROSSOVER PC BOARD

SPXXX T/C PC BOARD

1.06mH

15.0

15W

RED

WHT

GRN

BLK

BLU

YEL/BLK

GRN/BLK

YEL

8µF C5

6µF

48µF

3µF

1.18mH

–

– + – +

YEL +

YEL/BLK –

GRN/BLK –

WHT/BLK +

GRN +

WHT +

L.F.

2206H

H.F.

2447J

–2

–1

JBL SR4731X

COMPONENT EXPLODEDVIEW

Screw (10)

882-51110-12

6 x 3/4

OV PH

Screw (6)

61867

No. 6 x 3/4

OVHD PH

Screw (2)

883-31110-40

No. 8 x 2-1/2

TR HD PH PB

Grille

Support (2)

389-00032-00

Screw (8)

804-01110-16

10-32 x 1

FIL,PH, BLK,

ZINC

Gasket

75710

See

Detail A

Screw (8)

804-41110-12

10-32 x 3/4

PAN,PH,BLK

ZINC,LCS

Screw (12)

884-41110-12

No. 10 x 3/4

PNHD PH PB THD

Speaker,

Low Freq

2206H (2)

Cone Repl

C8R2206

Screw (10)

806-31010-16

1/4-20 x 1-1/4

THRUSS PH BLK

ZINC

Screw (4)

844-41210-16

10 x 1

PAN, PH, BLK

Screw (6)

882-51110-12

6 x 3/4

OV PH

Speaker,

High Freq

2447J

Diaph Repl

D16R2450

Network

129-20057-00

Network

129-20057-00

DETAIL A

Binding Post

RED 33750

BLK 33751

Stud (4)

75815

1/4-20

Foot (4)

353445-001

Stand-Off (2)

819-00000-00

T-Nut (8)

61861

No. 10-32

T-Nut (8)

61861

No. 10-32

T-Nut (10)

834-44011-00

1/4-20 BLK

Port Tube (2)

51644

(Not For Sale)

Horn

2381

126-00000-00

Hardware

Kit

76149

Grille

128-00396-00

Grille Trim (2)

382-00336-02

Name Plate

950-00037-00

Cabinet

SR4731X

(Not For Sale)

Gasket,

Handle (2)

382-00337-00

Gasket (2)

63284

Handle (2)

923-00022-00

NOTE: BLACK DURAFLEX

REPAIR KIT 30052

Washer (4)

845-00110-08

5/16 Flat

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