JBL LX-2000, LX-2000-SUB Service manual

Service Manual
LX 2000 SUB
SPECIFICA TIONS:
General Section
Amplifier Power: 150 Watts RMS (<0,5% THD, 4 Ohm) Bass Driver: 250mm (10") Laminated Paper Driver with 50mm (2") high power voice coil Inputs: Line Level -> Left and Right, LFE (No low pass crossover) High Level -> 5-way speaker binding posts Outputs: High Level -> 5-way speaker binding posts Low-Pass Frequency: Continuously variable from 75Hz to 100Hz High-Pass Frequency: 38Hz when using high level output Frequency Response: 38Hz (-3 dB) to low pass crossover setting Dimensions (H x W x D): 500 x 300 x 370 mm Weight: 20kg Grille Material and Finish: Dark Grey Finish: Beech, Black Ash, Brown Cherry
24/06/02
R128,30,49,50,209,12,
LX2000
REFERENCE PART NO. DESCRIPTION QTY
1 106LX200 AMP ASS'Y 200W 1 2 101LF03-4 LF03 ASS'Y 1 3 104lf0300 PCB 1 4 12211332m401 5 132104kb70 6 101ODS300D AMP PCB ASS'Y 300W CLASS D 1 7 101OLX200 PCB ASS'Y 1 8 101ALX200 AI PCB ASS'Y 1 9 104lx20000 PCB 1
10
R201,2
11
R503,4,10
12
R511
13
R506
14
R505
15
R153,213,4,5,54
6,7
16
11012472j52 11014103j26 11014222j26 11014432j26 11014472j26 11016102j26
11016103j26
20,1,2,5,6,8,9,30,2,5,4
17
R122,6,231,63,6,307
18
R259
11016104j26 11016105j26
inductor 3.3mH
Mylar Capacitor 0.1U 275V
Resistor 4.7K 1/2W ±5% CF Resistor 10K 1/4W ±5% CF Resistor 2.2K 1/4W ±5% CF Resistor 4.3K 1/4W ±5% CF Resistor 4.7K 1/4W ±5% CF Resistor 1K 1/6W ±5% CF
Resistor 10K 1/6W ±5% CF
Resistor 100K 1/6W ±5% CF Resistor 1M 1/6W ±5% CF
1 1
2 3 1 1 1 5
33
6 1
19
R265
20
R253
21
R107,234
22
R233,52,71
23
R145
24
R227,62
25
R309
26
R257
27
R144
28
R102
29
R238,55,316,8
30
R223,37
31
R310
11016122j26 11016151j26 11016153j26 11016154j26 11016182j26 11016183j26 11016203j26 11016205j26 11016221j26 11016222j26 11016223j26 11016273j26 11016333j26
Resistor 1.2K 1/6W ±5%CF Resistor 150 1/6W ±5% CF Resistor 15K 1/6W ±5% CF Resistor 150K 1/6W ±5% CF Resistor 1.8K 1/6W ±5% CF Resistor 18K 1/6W ±5% CF Resistor 20K 1/6W ±5% CF Resistor 2.0M 1/6W ±5% CF Resistor 220 1/6W ±5% CF Resistor 2.2K 1/6W ±5% CF Resistor 22K 1/6W ±5% CF Resistor 27K 1/6W ±5% CF Resistor 33K 1/6W ±5% CF
1 1 2 3 1 2 1 1 1 1 4 2 1
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