JBL PRX718XLF/230 User manual

JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
Technical Manual
JBL PRX718XLF/230
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Frequency Response (±3 dB): 35 Hz – 87 Hz
• Frequency Range (–10 dB): 30 Hz – 103 Hz
• Maximum SPL: 134 dB peak
• Input Impedance: 20K Ohms (balanced),
• Crossover Frequency:
Internal: 90 Hz DSP Controlled 48 dB/octave
loop out: 120 Hz Analog 24 dB/Octave
SYSTEM COMPONENTS:
• Cabinet: Enclosure (Not For Sale)
• Grille: 5030354
• Low Frequency Driver: 2278H, 18 inch woofer
• D.C.Resistance: 5.3 ohm +/- 10%
AURAL SWEEP TEST SPECIFICATIONS:
A. System.Aural Sweep Test: 0.15V Input, 50 Hz Ito 20 kHz Knob
Fully CW.Line In and Main
B. L.F.Aural Sweep Test: 15V Input, 10 Hz to 100 Hz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions:
(HxWxD) 690.372 x 523.24 x 723.9 mm D
(27.18 x 20.6 x 28.5 in.D)
• Net Weight: 81 lb (36.8 kg)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
JBL PRX718XLF/230 REV F
3-17
PACKAGE WIRING DIAGRAM
Warranty Card
59660
User’s Guide
5032132
Carton
5032387
Filler
5032389 (2)
PKG, Microfoam (8)
49790P
Cord, AC, Line
425-00000-00 (120V)
425-00000-01 (230V)
Driver, Low Frequency
2278H
(5031789X)
C8R2278
Green Black
Green
Wire Harness
5033762
Grommet
5038031
+_

JBL PRX718XLF/230
COMPONENT EXPLODED VIEW
COMPONENT PARTS LIST:
JBL PRX718XLF/230
Part No. Qty Description Ref.Des.
18 5003856 1 Pole mount, M20 3 hole pattern n/a
19 364808-001 1 Gasket, pole cup n/a
20 806-11010-20 3 SCR,1/4-20 X 1 1/4,FLT,PH,UNC,BLK ZNC,L n/a
21 5058668 1 AMP ASSY, PRX718XLF n/a
23 804-11110-12 10 SCR, 10-32 X 3/4",FLT,PH,BLK ZINC,LCS n/a
24 5032124 2 HANDLE ASSY n/a
25 446376-001 16 SCREW, #8-32, HANDLE n/a
26 353445-001 4 FOOT n/a
27 884-41110-12 4 SCR,10 X 3/4,PAN,PH,PB,BLK ZINC,LCS n/a
28 5030688 1 LED PCB, PRX700 n/a
29 882-41110-12 2 SCR,6X3/4",PAN,PH,PB,BLK n/a
30 5018271 1 Large Plastic Logo n/a
31 5032365 1 GRILLE ASSY, PRX718XLF n/a
32 882-51110-12 14 SCR, 6 X 3/4,OV,PH,PTCL,BLK ZC,LCS n/a
34 5031789X 1 M/I 2278H n/a
35 804-01110-16 8 SCR,10-32 X 1,FIL,PH,BLK n/a
39 445327-001 2 GASKET, HANDLE n/a
44 5033762 1 HARNESS ASSY, PRX718XLF n/a
Part No. Qty Description Ref.Des.
50
39

JBL PRX718XLF/230
COMPONENT EXPLODED VIEW: 5058668
COMPONENT PARTS LIST:
JBL PRX718XLF/230
Item Part No. Qty Description Ref.Des.
15032685 1Input No Longer Available (Obsolete/
Swap Amp module)
n/a
2 5042333 1 PSU/Amplier Board PRX700 n/a
3 5032701 1 Input Plate Assembly n/a
5 5032753 1 Interface PCB Assembly-Sub n/a
8 5032723 1 26 Pin Ribbon Cable n/a
9 5032725 2 GAP PAD Top n/a
10 5032727 1 GAP PAD Middle n/a
11 5032729 1 GAP PAD Bottom n/a
12 5032731 1 Isolating Sheet n/a
13 813-41210-08 10 M3X8MM Machine Screws n/a
14 813-41210-08 10 M3X8MM Machine Screws n/a
15 813-41210-08 6 M3X8MM Machine Screws n/a
21 5032747 1 AC Inlet Socket n/a
22 5046094 1 Fan Assembly n/a
23 5034166 4 Light Pipe n/a
24 445045-001 1 Volume Knob n/a
25 363638-001 3Switch Cap No Longer Available n/a
27 5032126 2 Amplier Gasket n/a
28 5038780 1 Pass Through Gasket n/a
Item Part No. Qty Description Ref.Des.
29 5041553 1 NC3MB AV J4
30 5041554 2 XCR, 1/4 Combo Input J5,J7
31 5041555 1 RCA Dual Input J6
32 5041556 4 Switch TL2201 SW1, SW2,
SW3, SW4
33 5041557 2 Slice Switch SW3.SW4
34 5041558 2 10k 20% .05 w VR1, VR2
35 ZD8106 1 Fuse5x20mm T6.3A/250V F1
29 30 31 32 33 34 35