Read JBL L830 (serv.man11) Service Manual online
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance
• Nominal Impedance
8 ohms
• Max Amp Power
150 watts*
• Frequency Response
48Hz – 40kHz (±3dB)
• Sensitivity
90dB (2.83V @ 1 meter)
• Crossover Frequencies
2500Hz, 20kHz
SYSTEM COMPONENTS:
• Grille
• Grille
353229-001
• Low-Frequency Transducer
6" (152mm) PolyPlas
™
cone, shielded (335148-002)
DC Resistance
4.8 ohms ±10%
• High-Frequency Transducer
1" (25mm) Pure-titanium
dome (353237-001)
dome (353237-001)
DC Resistance
3.3 ohms ±10%
• Ultrahigh-Frequency
3/4" (19mm) Mylar
®
dome
Transducer
(353107-001)
DC Resistance
3.6 ohms ±10%
• Crossover Network
353440-001
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test
• System Aural Sweep Test
6.0V Input 50Hz to 20kHz
• L.F. Aural Sweep Test
5.0V Input 50Hz to 3kHz
• H.F. Aural Sweep Test
2.83V Input 2kHz to 20kHz
• U.H.F. Aural Sweep Test
n/a
PHYSICAL SPECIFICATIONS:
• Enclosure dimensions
• Enclosure dimensions
15-1/4" x 8-3/4" x 12-3/4"
(H x W x D)
(385mm x 222mm x 320mm)
• Weight
44 lb (20kg) Sold in Pairs
WARRANTY:
• Refer to Warranty Statement packed with each product.
• Refer to Warranty Statement packed with each product.
* The maximum recommended amplifier power rating will
ensure proper system headroom to allow for occasional
peaks. We do not recommend sustained operation at these
maximum power levels.
peaks. We do not recommend sustained operation at these
maximum power levels.
Technical Manual
L830
Studio L Series
L830
Studio
L
Series
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, New York 11797
9/05
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PACKAGING
L830 SCHEMATIC
.250
.205
LF
INPUT
L1
2.0mH
.110
L.F.
U.H.F.
C1B
0.01uf
100V
+
–
.205
12" GRN
12" GRN/BLK
16" ORG/BLK
16" ORG
L3
0.4mH
L2
0.2mH
C2
4uf
100V
.110
H.F.
R1
4.0ohm
10W
R2
3.9ohm
5
W
HF/UHF
INPUT
+
–
.205
16" YEL/BLK
16" YEL
C1
12uf
100V
C2B
0.01uf
100V
CROSSOVER
NETWORK
353440-001
HIGH-FREQUENCY
TRANSDUCER
353237-001
ULTRAHIGH-
FREQUENCY
TRANSDUCER
353107-001
LOW-FREQUENCY
TRANSDUCER
335148-002
BLK
RED
GRN/BLK
GRN
ORG/BLK
ORG
YEL/BLK
YEL
C3
0.5uf
100V
C4
0.5uf
100V
C4B
0.01uf
100V
C3B
0.01uf
100V
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10
1
12
10
2
11
3
9
8
22
5
14
15
6
4
7
14
13
L830 Cabinet – Not for Sale
Item
Part No.
Description
Qty.
1
353237-001
HF TWEETER, ASSY, W/FACEPLATE
1
2
353133-001
HORN, UHF – STUDIO SERIES
1
3
353107-001
ASSY, TWEETER, UHF – STUDIO SERIES
1
4
335148-002
ASSY, WFR, 6-1/2" – STUDIO L SERIES
1
5
352504-001
ASSY, PTB – STUDIO L830
1
6
333249-001
GRILLE CUP, BLACK
4
333249-003
GRILLE CUP, BE & CH
4
7
353440-001
CROSSOVER NETWORK L830
1
8
351317-001
TERMINAL CUP, BI-WIRE, PLSTC-NE
1
9
900301-008
SCREW (UHF TWT) MS, PPH, 6-32X.5, BLK
2
10
908302-012
SCREW (HF TWT, UHF HORN)
8
PB, HXS, #6X.75, ZINC
11
353327-001
GSKT, TWEETER, UHF
1
12
353331-001
GSKT, TWEETER, HF
1
Item
Part No.
Description
Qty.
13
903802-012
SCREW (WOOFER) PB, HXS, #8X.75, ZINC
6
14
903401-012
SCREW (NETWORK, TERM CUP)
8
PB, PPH, #6X.75, BLK
15
353284-001
ASSY, LOGO – STUDIO L SERIES
1
16
353229-001
ASSY, GRILLE – STUDIO L830
1
17
353436-001
OUTER CARTON, STUDIO L830, BLK
1
353436-002
OUTER CARTON, STUDIO L830, BE
1
353436-003
OUTER CARTON, STUDIO L830, CH
1
18
353334-001
L830 OWNER’S MANUAL
1
19
353439-001
PAD, END, TOP & BTM L830
2
20
338322-001
WARRANTY CARD, JBL PASSIVE
1
21
330104-001
FOOT, BUMP-ON, 3M, SJ5744
8
22
CS06-6
NETWORK SHORTING STRAPS (SET)
1
L830
Studio
L
Series
Technical Manual
L830
Studio L Series
EXPLODED VIEW
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, New York 11797
9/05
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