JBL SR4702X Technical Manual
JBL Incorporated, 8500 Balboa Boulevard, P.O.Box 2200, Northridge, California 91329 U.S.A.
JBL SR4702X REV M
PACKAGE
WIRING DIAGRAM
01-08
Technical Manual
JBL SR4702X
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance: 8 ohms
• Power Capacity: 600W Continuous Pink Noise
• Frequency Range: 42 Hz – 20 kHz (–10dB)
• Sensitivity: 95 dB SPL, 1 Watt @1 Meter
• Crossover Frequency: 1.2 kHz
SYSTEM COMPONENTS:
• Cabinet: SR4702X (Not For Sale)
• Grille: 128-00397-00
• Low Frequency 305mm (12 in.) Paper Cone
Transducer: Transducer (2206HPL)
• DC Resistance: 5.3 ohm ±10% Aluminum Wire
• High Frequency 25mm (1 in.Exit) Pure Titanium
Transducer: Compression Driver (2425HS)
• DC Resistance: 3.2 ohm ±8% Aluminum Wire
SYSTEM COMPONENTS:
(Cont’d)
• Crossover Network: 129-20056-00
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: 586mm x 387mm x 403mm D
(23.1 x 15.2 x 15.9 in. D)
• Shipping Weight: 64.8 lbs. (29.3 kg.)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Warranty 59660
User’s Guide
SR-X Series
981-00052-04
Carton
SR4702X
990-00174-00
Microfoam
Packaging(4)
49790P
Filler, (2)
Top & Bottom
991-00181-00
Network
129-20056-00
SCHEMATIC (129-20056-00)
Speaker, High Freq
2425HS
(66923X)
Diaph Repl
D8R2425
Speaker, Low Freq
2206HPL
Cone Repl
C8R2206
GRN
YEL
GRN/BLK
YEL/BLK
FULL RANGE
BI AMP
FEMALE
CONNECTION
SP CROSSOVER PC BOARD
SPXXX T/C PC BOARD
L1
1.2mH
RED
RED
WHT
GRN
BLK
BLK
BLU
BLU
YEL/BLK
GRN/BLK
YEL
YEL
C4A
15µF
C4B
14µF
C5
12µF
C1
24µF
C2
20µF
C3
2.2µF
L2
40mH
+
–
+–
YEL +
YEL/BLK –
GRN/BLK –
GRN +
L.F.
2206HPL
H.F.
2425H
1
2
–
2
+2
3
4
1
+1
2
3
4
1
2
3
4
–
1
R1
30
20W
R2
30
20W
R3
30
20W
R4
30
20W
R5
7.50
15W
JBLSR4702X
JBL SR4702X
COMPONENT EXPLODED VIEW
Screw (10)
882-51110-12
6 x 3/4
OV PH
Screw (6)
882-51110-12
6 x 3/4
OV PH
Screw (4)
882-51110-12
6 x 3/4
OV P H
Grille
Support (2)
389-0033-00
Screw (4)
804-01110-16
10-32 x 1
FIL,PH, BLK,
ZINC
Gasket
359-00110-03
Screw (4)
804-41110-12
10-32 x 3/4
PAN, PH,
BLK,ZINC,LCS
Screw (6)
884-41110-12
No.10 x 3/4
PNHD PH PB THD
Speaker, Low Freq
2206HPL
Cone Repl
C8R2206
Screw (4)
803-11010-16
8-32 x 1
FLT, PH, BLK
ZINC, LCS
Screw (4)
73709
Speaker, High Freq
2425HS
(66923X)
Diaph Repl
D8R2425
Network
129-20056-00
Network
129-20056-00
Pole Mount
339268-001
T-Nut (4)
61861
No.10-32
T-Nut (4)
61861
No.10-32
T-Nut (4)
61860
No.8-32 x 3/8
Horn
126-00013-00
Grille
128-00397-00
Grille T rim (2)
382-00336-00
Name Plate
950-00037-00
Cabinet
SR4702X
(Not For Sale)
Gasket,
Handle
382-00337-00
Gasket
63284
Gasket
359-00212-00
Handle (2)
923-00022-00
NOTE:DURAFLEX REPAIR KIT
16677
Screw (4)
882-51110-12
6 x 3/4
OV P H
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