JBL MA6002 (serv.man2) Service Manual ▷ View online
INPUT L
AUX OUT L
GAIN CONTROL
BALANCED
INPUT
(UNIT
INPUT
(UNIT
OP
OP
OP
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz--320Hz/12dB
VARIABLE LPF/HPF
32Hz--320Hz/12dB
10 32
320
20K
10
50
20K
BASS BOOST
VARIABLE
0dB--6dB/45Hz
VARIABLE
0dB--6dB/45Hz
MAIN AMP
FRONT L
FRONT L
AMP
2 ohm/4ohm
SPEAKER
Block Diagram
MA6002
INPUT R
AUX OUT R
GAIN CONTROL
BALANCED
INPUT
(UNIT
INPUT
(UNIT
OP
OP
OP
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz--320Hz/12dB
VARIABLE LPF/HPF
32Hz--320Hz/12dB
10 32
320
20K
10
50
20K
BASS BOOST
VARIABLE
0dB--6dB/45Hz
VARIABLE
0dB--6dB/45Hz
MAIN AMP
FRONT R
FRONT R
AMP
2 ohm/4ohm
SPEAKER
SPEAKER
BTL-4ohm
Battery
+
-
Power Supply
+VCC
-VCC
+15V
-15V
12
MARINE
series
MA6002
FRONT INPUT L
AUX OUT L
GAIN CONTROL
BALANCED
INPUT
(UNIT
INPUT
(UNIT
OP
OP
OP
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz--320Hz/12dB
VARIABLE LPF/HPF
32Hz--320Hz/12dB
10 32
320
20K
10
50
20K
BASS BOOST
VARIABLE
0dB--6dB/45Hz
VARIABLE
0dB--6dB/45Hz
MAIN AMP
FRONT L
FRONT L
AMP
2 ohm/4ohm
SPEAKER
FRONT INPUT R
AUX OUT R
GAIN CONTROL
BALANCED
INPUT
(UNIT
INPUT
(UNIT
OP
OP
OP
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz--320Hz/12dB
VARIABLE LPF/HPF
32Hz--320Hz/12dB
10 32
320
20K
10
50
20K
BASS BOOST
VARIABLE
0dB--6dB/45Hz
VARIABLE
0dB--6dB/45Hz
MAIN AMP
FRONT R
FRONT R
AMP
2 ohm/4ohm
SPEAKER
REAR INPUT L
GAIN CONTROL
BALANCED
INPUT
(UNIT
INPUT
(UNIT
OP
OP
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz--320Hz/12dB
VARIABLE LPF/HPF
32Hz--320Hz/12dB
10 32
320
20K
10
50
20K
BASS BOOST
VARIABLE
0dB--6dB/45Hz
VARIABLE
0dB--6dB/45Hz
MAIN AMP
REAR L
REAR L
AMP
2 ohm/4ohm
SPEAKER
REAR INPUT L
GAIN CONTROL
BALANCED
INPUT
(UNIT
INPUT
(UNIT
OP
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz--320Hz/12dB
VARIABLE LPF/HPF
32Hz--320Hz/12dB
10 32
320
20K
10
50
20K
BASS BOOST
VARIABLE
0dB--6dB/45Hz
VARIABLE
0dB--6dB/45Hz
MAIN AMP
REAR R
REAR R
AMP
2 ohm/4ohm
SPEAKER
OP
OP
OP
OP
OP
SPEAKER
BTL-4ohm
SPEAKER
BTL-4ohm
Battery
+
-
Power Supply
+VCC
-VCC
+15V
-15V
Block Diagram
MA6004
13
MA6002 Electrical Parts List
Part Number
Name
Description
Qty
Reference Designator
Semiconductors
P136T1220A
Rectifier
DIODE F12C20A 12A 200V
1
D10
P136T1220C
Rectifier
DIODE F12C20C 12A 200V
1
D8
P124T0SA06
Transistor
TR MOTOROLA MPSA06 80V NPN
1
Q145
P124T0SA56
Transistor
TR MOTOROLA MPSA56 80V PNP
2
Q139 Q239
P124TN4403
PNP Transistor
2N4403 40V 0.6A 625mW TO92 PNP
1
Q237
P124TN5401
Transistor
TR MOTOROLA 2N5401 PNP
1
Q1
P126TSB649
PNP Transistor
2SB649A 160V 1W 3A TO-126
3
Q8 Q146 Q246
P126TSD669
NPN Transistor
2SD669A 160V 1W 3A TO-126
3
Q14 Q141 Q241
P134TFR103
Diode
FR103
1
D3
P134TN4002
Diode
DIODE 1N4002 RET1.0A100V
4
D135 D136 D235 D236
P134TN5402
Diode
DIODE 1N5402 ET3.0A100V
1
D9
P154T04558
IC DIP8
ROHM BA4558 DUAL OP-AMP
8
IC101~105 IC201~203
P154LM358N
IC
DIP8 LM358N DUAL OP-AMP
1
IC2
P154TNE555
IC
NE555 TIMER
1
U1
P158TTL494
IC DIP16
NEC UPC494 OR TI TL494 PWM
1
IC1
P123TRFZ48
Transistor
IR IRFZ48V MOSFET
2
Q11 Q15
P128TIP35C
Transistor
ST TIP35CW T0247 125W 100V NPN
2
Q142 Q242
P128TIP36C
Transistor
ST TIP36CW T0247 125W 100V PNP
2
Q147 Q247
P124TN4401
NPN Transistor
2N4401 40V 0.6A 625mW TO92 NPN
11
Q2 Q4~5 Q135 Q140 Q143 Q235 Q138
Q238 Q240 Q243
Q238 Q240 Q243
P124TN4403
PNP Transistor
2N4403 40V 0.6A 625mW TO92 PNP
6
Q6 Q9~10 Q136 Q137 Q236
P124T0SA06
Transistor
TR MOTOROLA MPSA06 80V NPN
1
Q245
P125T0C945
Transistor
TR NEC 2SC945P 0.1A60V NPN
2
Q144 Q244
P126TSB647
Transistor
2SB647A PNP
1
Q7
P131TN4148
Diode
DIODE NS1N4148HSS150MA
10 D1 D2 D4~7 D11~13 D15
P133T0011B
ZENER Diode
DIODE NEC RD11EB3 11V
1
ZD2
P133T0015B
ZENER Diode
DIODE NEC RD15EB3 15V
3
ZD3 ZD4 ZD5
P133T0J5B6
ZENER Diode
DIODE NEC RD5.6JSB ZNR5.6V
1
ZD1
P155TTL431
IC DIP3
TL431 Adjustable Precision Shunt Regulator
1
Q3
P137T05B02
LED
5
ψLED 3
BLED1 BLED2 BLED3
Resistors
P220440221
Resistor
RD 1/4W 220
Ω
2
R148 R248
P220440272
Resistor
RD 1/4W 2.7K
2
R151 R251
P22022047A
Resistor
RD 1/2W 4.7
Ω
2
R152 R252
P220880000
Resistor
RD 1/8W 0
Ω
24
NP1 NP17 JP6 JP14 JP18 JP21 JP25
JP26 JP30 JP32 JP34 JP36 JP37 JP49
JP40 JP52 JP42 JP46 JP48 JP50 JP97
JP101 R103 R203
JP26 JP30 JP32 JP34 JP36 JP37 JP49
JP40 JP52 JP42 JP46 JP48 JP50 JP97
JP101 R103 R203
P220880101
Resistor
RD 1/8W 100
Ω
9
R27 R138~139 R238~239 R142~143
R242~243
R242~243
P220880102
Resistor
RD 1/8W 1K
12
R7 R14~15 R44 R119 R136~137 R156
R219 R236~237 R256
R219 R236~237 R256
P220880103
Resistor
RD 1/8W 10K
18
R4 R9~11 R25 R45 R104 R106~107
R114 R135 R204 R206~207 R214 R235
R154 R254
R114 R135 R204 R206~207 R214 R235
R154 R254
P220880104
Resistor
RD 1/8W 100K
9
R3 R5~6 R12 R26 R105 R124 R205
R224
P220880112
Resistor
RD 1/8W 1.1K
2
R257 R157
P220880123
Resistor
RD 1/8W 12K
1
R17
P220880153
Resistor
RD 1/8W 15K
2
R49 R50
P220880183
Resistor
RD 1/8W 18K
5
R35 R140 R141 R240 R241
P220880204
Resistor
RD 1/8W 200K
1
R23
P220880205
Resistor
RD 1/8W 2M
1
R22
P220880221
Resistor
RD 1/8W 220
Ω
1
R21
P220880222
Resistor
RD 1/8W 2.2K
1
R36
14
MARINE
series
MA6002
Part Number
Name
Description
Qty
Reference Designator
P220880223
Resistor
RD 1/8W 22K
5
R30 R100 R115 R215 R200
P220880242
Resistor
RD 1/8W 2.4K
2
R147 R247
P220880272
Resistor
RD 1/8W 2.7K
1
R24
P220880302
Resistor
RD 1/8W 3K
4
R18 R20 R38 R39
P220880303
Resistor
RD 1/8W 30K
1
R51
P220880362
Resistor
RD 1/8W 3.6K
2
R120 R220
P220880391
Resistor
RD 1/8W 390
Ω
2
R111 R211
P220880392
Resistor
RD 1/8W 3.9K
2
R122 R222
P220880470
Resistor
RD 1/8W 47
Ω
4
R145 R245 R158 R258
P220880472
Resistor
RD 1/8W 4.7K
2
R146 R246
P220880473
Resistor
RD 1/8W 47K
6
R1 R34 R101 R102 R201 R202
P220880474
Resistor
RD 1/8W 470K
2
R125 R225
P220880512
Resistor
RD 1/8W 5.1K
1
R2
P220880562
Resistor
RD 1/8W 5.6K
9
R16.R121 R155 R116~117 R216~217
R221 R255
R221 R255
P220880563
Resistor
RD 1/8W 56K
5
R52 R109 R110 R209 R210
P220880682
Resistor
RD 1/8W 6.8K
2
R118 R218
P220880821
Resistor
RD 1/8W 820
Ω
2
R153 R253
P230881002
Resistor
MF 1/8W 10K 1%
2
R19 R48
P230881052
Resistor
MF 1/8W 10.5K 1%
1
R47
P230881502
Resistor
MF 1/8W 15K 1%
1
R212
P230882202
Resistor
MF 1/8W 22K 1%
1
R8
P230884751
Resistor
MF 1/8W 4.75K 1%
1
R213
P230884991
Resistor
MF 1/8W 4.99K 1%
2
R112 R113
P230885901
Resistor
MF 1/8W 5.9K 1%
2
R144 R244
P231100220
Resistor
1Ws 22
Ω
1
R37
P220220470
Resistor
RD 1/2W 47
Ω
2
R32 R33
P220440392
Resistor
RD 1/4W 3.9K
1
R13
P220880472
Resistor
RD 1/8W 4.7K
2
C103 203
P231100101
Resistor
1Ws 100
Ω
1
R31
P23251002A
Resistor
5W 0.2
Ω
4
R149 R150 R249 R250
P202G13B23
Variable Resistor
B20K 20% BASS BOOST, INPUT LEVEL
2
VR103 VR101
P202G15C53
Variable Resistor
C50K 20% H=15 L=22 FREQUENCY
1
VR102
Capacitors
P31J510110
Ceramic Capacitor
C/C NPO 100pF 100V J
6
C101 C106 C138 C201 C206 C238
P31J547010
Ceramic Capacitor
C/C NPO 47pF 100V J
8
C105 C136 C137 C142 C205 C236
C237 C242
C237 C242
P31Z510410
Ceramic Capacitor
C/C Y5V 0.1uF 100V Z
13
C12 C6~C9 C10~11 C25 C31 C32 C35
CN3 CN4
CN3 CN4
P31K547110
Ceramic Capacitor
C/C Y5E470pF 100V K
2
C111 C211
P31K547310
Ceramic Capacitor
C/C 0.047uF 100V K
2
C37 C38
P31J522110
Ceramic Capacitor
C/C NPO 220PF/100V
3
C34 C40 C41
P31J568125
Ceramic Capacitor
C/C Y5E 680pF 250V K
1
C22
P32J582310
Metal film Capacitor
M/C 0.082 uF 100V J
4
C107 C108 C207 C208
P32J510410
Metal film Capacitor
M/C 0.1uF 100V J
1
C143
P32J568210
Metal film Capacitor
M/C 0.0068uF 100V J
1
C20
P340Z10650
CAP, Electro
10UF/50V 5*11
4
C112 C212 C229 C429
P340Z10716
CAP, Electro
100uF 16V 5*11
11
C4 C18 C19 C29~30 CN1 CN2 C27
C28 C141 C241
C28 C141 C241
P340Z10750
CAP, Electro
100uF 50V 8*12
4
C135 C140 C235 C240
P340Z22616
CAP, Electro
22UF/16V
1
C21
P340Z22550
CAP, Electro
2.2UF/50V 5*11
1
C3
P340Z22625
CAP, Electro
22UF/25V 5*11
8
C2 C5 C100 C102 C104 C200 C202
C204
C204
P340Z47616
CAP, Electro
47uF 16V 5*11
1
C14
P370Z10550
CAP, Electro
1UF/50V 5*11
3
C13 C139 C239
P370Z22616
CAP, Electro
22UF/16V NP
1
C1
P391T10393
MET Capacitor
BOX 0.039uF 100V MEMB
2
C110 C210
P391T63184
MET Capacitor
BOX 0.18uF 63V MEMB
2
C109 C209
P31J522110
Ceramic Capacitor
C/C NPO 220PF/100V
1
C39
15
MARINE
series
MA6002
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