JBL MS125S/WH User Manual

JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JBL MS125S/WH REV H
PACKAGE
WIRING DIAGRAM
10-03
Technical Manual
JBL MS125S/WH
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance: 4 ohms
• Power Capacity: 700W, AES Noise 2800W Peak
• Frequency Range: 35 Hz – 250 Hz (–10dB)
• Sensitivity: 103 dB SPL, 1 Watt @ 1 Meter
• Crossover Frequency: 200 Hz 6dB/octave internal
SYSTEM COMPONENTS:
• Cabinet: (Not For Sale)
• Grille: 128-00393-6,128-00393-00 (Wh)
• Low Frequency 380mm (15 in.) Cone
Transducer: Transducer (2032H) (2)
DC Resistance: 4.3 ohm ± 10%
• Crossover Network/ 129-10032-00
Terminal Cup:
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 7.0V Input, 20 Hz to 1.2 kHz
B. L.F. Aural Sweep Test: 7.0V Input, 20 Hz to 1.2 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 922mm x 569mm x 572mm D
(36.3 x 22.4 x 22.5 in. D)
• Weight: 100 lbs. (45.5 kg.)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Filler (2)
991-00126-00
Microfoam (8)
Packaging
49790P
Carton
990-00148-00
Speaker,
Low Freq (2)
2032H
(318219-001X)
Cone Repl
C8R2032
See Note
Back of Page
Network
129-10032-00
SCHEMATIC (129-10032-00)
WHT
GRN/BLK
WHT/BLK
GRN
WHT
GRN
RED
BLK
2+
T1
N/C
N/C
T2
T1
T2
T3
T3
L1
3.0mH
2–
1–
1+
2+
2–
1–
1+
Busbar
Neutrik
Connector (2)
NL4MPR
REDBLK
REDBLK
GRN/BLK
CONNECTION INFORMATION
WHT/BLK
INPUT PCB
NETWORK PCB
Passive
Bypass
*
L.F.
2032H
Warranty 59660
Owner’s Manual 10
981-00043-03
Tech Note 980-00036-00
Logo Sticker, Marquis
950-00032-00

JBL MS125S/WH Specifications

General

Brand	JBL
Model	MS125S/WH
Color	White
Size	5.25 inches
Woofer Size	5.25 inches
Impedance	4 Ohm

Summary

JBL MS125S/WH Specifications

Acoustic & Electrical Specifications

Details impedance, power capacity, frequency range, sensitivity, and crossover frequency.

System Components

Lists cabinet, grille, low frequency transducer, DC resistance, and crossover network.

Aural Sweep Test Specifications

Specifies input voltage and frequency range for system and L.F. aural sweep tests.

Physical Specifications

Provides enclosure dimensions and overall weight of the unit.

Warranty Information

Refers to the warranty statement provided with the product.

Package Contents

Included Items

Lists items included in the package such as warranty, manuals, logo sticker, filler, and carton.

Wiring Diagrams & Schematics

Wiring Diagram

Illustrates the connections for the speaker, network, and input PCB.

Schematic

Details the internal network schematic with busbar and bypass connections.

Component Exploded View

Exploded View Diagram

Shows a visual breakdown of all speaker components and their part numbers.

Component Identification

Lists specific parts like port tubes, grille, speaker, network, and mounting hardware.