DOWNLOAD JBL GX-A422SI Service Manual ↓ Size: 3.67 MB | Pages: 31 in PDF or view online for FREE

Model
GX-A422SI
Pages
31
Size
3.67 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
gx-a422si.pdf
Date
PREV: JBL GX-A3001 Service Manual

JBL GX-A422SI Service Manual ▷ View online

1.GX-A422SI
(4
Ω
2
Ω）
）
2 channel
or
R5A
10K
R2A
10K
C8A
100P
C4A
10U/16V
R1A
22K
C6A
10P
R4A
10K
C7A
100P
C2A
NP100U/25V
R3A
10K
C3A
10U/16V
R16A
1.1K
C5A
10U/16V
C25A
100P
R7A
1.6K
R6A
5.6K
L
C9A
10U/16V
C11A
473
C23A
183
R12A
75K
R10A
75K
R13A
220R
1
2
R14A
220R
R19A
22K
C24A
471
R28A
1K
R5B
10K
R2B
10K
C8B
100P
C4B
10U/16V
R1B
22K
C6B
10P
R4B
10K
C7B
100P
C2B
NP100U/25V
R3B
10K
C3B
10U/16V
R16B
1.1K
C5B
10U/16V
C25B
100P
R7D
1.6K
R6B
5.6K
R
C9B
10U/16V
R28B
1K
6
5
7
U1B
NJM4560
+15V
-15V
2
3
1
8
4
U1A
NJM4560
2
3
1
8
4
U2A
NJM4560
+15V
-15V
6
5
7
U2B
NJM4560
2
3
1
8
4
U3A
4560
+15V
-15V
2
3
1
8
4
U6A
4560
+15V
6
5
7
U6B
4560
R26B
4.99K
R27B
10K
-15V
C36B
CL823
R20B
1K
BOOST
BASS
C34B
CL823
R22B
43K
C35B
823
R23B
39K
R21B
43K
5
4
6
SW3B
SW2P2T
R24B
10K
R25B
10K
C36A
823
R20A
1K
C34A
823
R22A
43K
C35A
823
R23A
39K
R21A
43K
R24A
10K
R25A
10K
0dB
12dB
6
5
7
U5B
4560
2
3
1
SW3A
SW2P2T
2
3
1
4
SW2A
SW2P3T
C11C
CL333
C23C
CL333
R17A
82K
R29A
43K
R18A
220R
R15A
220R
FL HI 80Hz
-15V
+15V
FL1 LP 180Hz
FL LP 80Hz
FL FULL
C11B
CL473
C23B
CL183
R12B
75K
R10B
75K
R13B
220R
R14B
220R
R19B
22K
C24B
CC471
2
3
1
8
4
U5A
4560
6
7
5
8
SW2B
SW2P3T
C11D
CL333
C23D
CL333
R17B
82K
R29B
43K
R18B
220R
6
5
7
U4B
4560
R15B
220R
FL HI 80Hz
LP 80Hz
FL LP 80Hz
FL FULL
6
5
7
U3B
4560
2
3
1
8
4
U4A
4560
+15V
-15V
-15V
+15V
C14A
104
C15H
104
1
2
3
4
5
6
7
8
9
CN1A
CN9
SP REM
LED-PRO
CH2OUT
CH1OUT
4
5
6
VR2B
B20K
1
2
3
VR2A
B20K
1
2
ESD1
NC
1
2
ESD2
NC
1
2
ESD3
NC
1
2
ESD4
NC
R9H
18K
R3H
18K
R7H
5.6K
R8H
18K
R4H
5.6K
R5H
18K
R6H
2.2K
R2H
2.2K
HAR+
C5H
106
C2H
106
R9
47K
R8
47K
R10
47K
R11
47K
1
2
3
4
CON1
4P
LED2
POWER
LED1
PROT
R27A
4.7K
+15V
R1S
56K
C1S
104P
RCA-PRO
R2S
56K
C2S
104P
RCA-PRO
RCA-PRO
R1
1K
C1
105
C4H
106
C3H
106
C7H
106
C6H
106
R4
4.7K
R5
10K
R6
10K
BOOST
BASS
0dB
12dB
D1
1N4148
1
2
3
4
SP REM
HAL+
HAL-
HAR-
HAR+
-15V
C3
104P
+15V
C5
681(NC)
C6
681(NC)
J16
12.5
J17
12.5
J18
12.5
J21
12.5
J11
7.5
J24
6
R5z
5.1K
C8z
100P
C6z
10P
R4z
5.1K
C7z
100P
R6z
8.2K
6
5
7
U7B
NJM4560
+15V
-15V
R5s
5.1K
C8s
100P
C6s
10P
R4s
5.1K
C7s
100P
R6s
8.2K
2
3
1
8
4
U7A
NJM4560
J14
12.5
J15
12.5
+15V
+15V
-15V
-15V
J23
7.5
J2
7.5
J5
7.5
J20
7.5
J22
12.5
J19
12.5
J10
7.5
J9
7.5
J6
7.5
J7
10
J8
10
J12
10
J13
10
J26
0R
C2
10
C4
10
J3
0R
J4
0R
J25
0R
R2A1
0R
R2A2
0R
R1G
4.7K
J27
15
J28
6
SCHEMATICS DIAGRAM - FRONT END BOARD
1
2
3
4
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
C102
102
R169P
22R,
 1/
3W
3
3
2
2
1
1
CN3
POWER
R157P
2K2
R161P
2K2
PGND
REM
+12V
D31
F16C20
D32
F16A20
Q22
80N70F4
Q26
80N70F4
R160P
47R
R164P
47R
C125P
103
R167P
22R/ 1W
C126
103
R168P
22R/ 1/2W
R69
10K,1/10W
C139
104
C140
104
31   5.5:10.5
R176P
10K,1/3W
R177P
10K,1/3W
C152
CC104
C24
104
P+12V
C119P
104
R155P
1K
R156P
1K
+
1
-
2
FED
3
DT
4
CT
5
RT
6
GND
7
OP1
8
E1
9
E2
10
OP2
11
VC
C
12
13
RE
F
14
-
15
+
16
U18
TL494
R154P
100K
R175P
20K
C143P
102
C117P
104
C132P
104
R36
10K
R19P
47K
R132P
2K2
R102
4K3
C9P
104
R33P
91K
2R1
6K8
C1P
CC104
C21
100uF
/25V
C151
22uF
/50V
REM
R83P
100K
R70P
1K
1
2
F1A
20A
C24P
104
+BATT
CA2P
104
CA124P
100uF/
16V
CA123P
100uF/
16V
R111P
22R/1W
R126P
22R/1W
CA1P
104
R8
3K3
R7
3K3
C9
22uF/
50V
C11
22uF/
50V
1
2
L6
2.5MH
R178P
3K3
R179P
3K3
C20
104
C19
104
C145
1000U
/35V
C146
1000U
/35V
CA125P
104
C10P
104
3
4
8
6
5
1
2
7
T1
LED-PRO
C92
222
1
2
3
4
5
6
7
8
9
CN1B
CN9
C401
102
C402
102
C403
102
C404
102
C26
CL104
1
2
3
4
U1P
PC817
Q8
2SC1815
R9P
10K
R10P
220K
R11P
10K
R33
1M
C59
4.7uF/50V 
2
3
1
8
4
U2PA
4560
6
5
7
U2PB
4560
R40
4.7R
R39
10K
R38
4.7R
R37
10K
C60
104P
R16P
2.2K
RB6
13K
R171P
12K
C82
47uF/25V
C79
104
R20P
47K
R138P
2K
C81
104
C84
104
C124P
104
R200P
2K
R46
220R
RB4
22K
R61P
100K
R149P
10K
RB5
10K
R2P
4.99K
R35
10K
RB3
4.02K
D1
1N4148
2.5
Hi16.5
D11P
1N4148
R34P
10K
+VCC
-VCC
+15V
-15V
LED-PRO
-15V
+15V
+15V
-15V
+15V
RCA-PRO
Q201P
SMD,BCX55
Q202P
SMD,BCX52
D38
IN4148
D18
IN4148
D19
IN4148
Q33
2SC1815
Q17
SMD,BCX52
Q32A
2SC1815
Q32
2SA1015
Q19
2SA1015
Q20
2SA1015
Q7
2SC1815
DZ102P
15V
DZ103P
15V
D1
5
IN
4007
C3S
100uF/25v
R4S
4.7K
Q1S
1815
Q2S
1815
R3S
10K
RCA-PRO
D1S
1N4148
PROT
C124
104
D39
3.9V
+5V
LP 8.5
C111
W1500/25V
J2
10mm
J3
10mm
J4
10mm
A
1
P1
3.5
A
1
P2
3.5
A
1
P3
3.5
J5
10mm
J6
5mm
J7
15mm
J8
20mm
J9
15mm
J10
5mm
PROT
C125
104
J12
7.5mm
J13
7.5mm
J14
20mm
J15
20mm
J17
10mm
J19
10mm
J26
7.5mm
J27
7.5mm
J25
7.5mm
J11
20mm
J30
10mm
J42
20mm
J41
6mm
J43
15mm
J44
15mm
J45
6mm
J46
15mm
J47
20mm
J16
10mm
J48
5mm
J49
20mm
J50
20mm
R41
0R
R42
0R
R43
0R
R44
0R
1
2
R45
0R
J51
10mm
1
2
J52
10mm
R
L
-AMP
+AMP1
-AMP1
J69 10mm
J71
15mm
J73
15mm
J72
15mm
J70
15mm
Auto
Auto
RB7
0R
+AMP
R241
0R
J76
10mm
D1
6
IN
4007
D1
7
IN
4007
J1
30mm
J79
5mm
DZ102P1
15V
R161
0R
R162
0R
C12
7UH(NC)
C13
7UH(NC)
-25V
SCHEMATICS DIAGRAM - MAIN BOARD - POWER  PART
R131
2K
R144
1K
C137
47uF/25V
Q103
2SC1815
R135
47R
R139
6K8
R134
47R
Q102
2SC1815
Q105
2SC1015
Q104
2SC1015
R137
47R
R136
47R
R138
6K8
Q109
667
Q108
MPSA13
C135
CM104
R147
3K3
R148
5K6
Q106
2N5401
Q107
2N5551
C131
100P
R146
47R
R149
47R
C132
100P
R165
0.15/5W
R156
680R
D101
IN4148
R159
6K8
Q113
2SC1815
C136
104
Q110
647
R155
0.15/5W
R157
680R
D102
IN4148
R160
6K8
R158
4R7/1W
C158
104
C133
47P
R145
11K
R151
220R/0.5W
+VCC
R170
1K
R168
10K
R169
1K
R175
33K
R166
3K
R231
2K
R244
1K
C237
47uF/25V
Q203
2SC1815
R235
47R
R239
6K8
R234
47R
Q202
2SC1815
Q205
2SC1015
Q204
2SC1015
R237
47R
R236
47R
R238
6K8
Q209
667
Q208
MPSA13
C235
CL104
R247
3K3
R248
5K6
Q206
2N5401
Q207
2N5551
C231
100P
R246
47R
R249
47R
C232
100P
R265
0.15/5W
R256
680R
D201
IN4148
R259
6K8
Q213
2SC1815
C236
104
Q210
647
R255
0.15/5W
R257
680R
D202
IN4148
R260
6K8
R258
4R7/1W
C258
104
C233
47P
1
2
R245
11K
R251
220R/0.5W
+VCC
-VCC
R270
1K
R268
10K
R269
1K
R275
33K
R266
3K
LCH
RCH
R133
33K
R233
33K
-VCC
Q111
718
Q211
718
Q212
688
Q112
688
Q102P
STN3904S
Q103P
STN3904S
R158P
6K8
C142P
100uF/25V
D101P
IN4148
1
2
3
4
JK1
REAR
R132
56K
R232
56K
C192B
CW 10u/50V
C192A
CW 10u/50V
R140
220R/0.5W
R240
220R/0.5W
C17
CL224
C18
CL224
R24
51K
C22
220U/16V
R30
6K8
D25
1N4148
Q17A
2SC1815
Q16
2SC1815
D9
1N4148
R23A
51K
RCH
LCH
C300
100p
C301
100P
C302
100P
C303
100P
D203
IN4148
D103
IN4148
C2
122
C3
122
R3B
PTC NC
R3A
PTC NC
R4B
270R
R4A
270R
152改为122
152改为122
R31
6K2
PROT
J24
20mm
PROT
J21
20mm
J20
20mm
J23
20mm
J22
20mm
J28
10mm
J29
10mm
PROT
J31
10mm
J32
10mm
J33
12mm
PROT
J34
15mm
PROT
C142P1
100uF/25V
J35
6mm
J36
6mm
J37
10mm
J38
10mm
J39
7.5mm
J40
6mm
R
L
J53
6mm
J54
10mm
-AMP1
-AMP
+AMP
+AMP1
J55
10mm
J56
10mm
J57
10mm
J58
10mm
J59
20mm
J61
15mm
J60
15mm
J62
12mm
J65
10mm
J64
10mm
J63
15mm
J66
6mm
J67
7.5mm
J74
12mm
J75
7.5mm
J77
12mm
J78
7.5mm
PROT
C23
CL222(NC)
C25
CL222(NC)
J80
7.5mm
SCHEMATICS DIAGRAM - MAIN BOARD - AMPLIFIER  PART
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