DOWNLOAD JBL GT-BassPro12 Service Manual ↓ Size: 2.64 MB | Pages: 32 in PDF or view online for FREE

Model
GT-BassPro12
Pages
32
Size
2.64 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
gt-basspro12.pdf
Date
PREV: JBL GT 800P (serv.man2) Service Manual

JBL GT-BassPro12 Service Manual ▷ View online

1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
A3
Date:
20-Aug-2011
Sheet    of 
File:
E:\wen\歌乐系列\XR.DD B
Drawn By:
GT-BassPro12.PRE-SYSTEM.SCH3
C38
473
GAIN
LPF
1
3
2
VR3A
B20K
2011.08.19
R125
470R 1/4W
C35
47P
R97
33K
R101
15K
R102
15K
R98
33K
L+
C34
47p
R124
47k
L-
-15V
+15V
R131
1K
40Hz～200Hz
R121
300R
3
2
1
8
4
U5A
JRC4558
R108
1K8
R106
47K
R107
47K
C40
101
C47
10u/25
C53
153
R105
100K
C37
104
R133
12K
R129
12K
R147
1k
R112
15K
3
2
1
8
4
U4A
JRC4558
5
6
7
U5B
JRC4558
-15V
+15V
BASS BOOST
0~12dB
1'
3'
2
'
VR1B
C100K
1
3
2
VR2A
B20K
C44
4U7/50
C43
4U7/50
R128
470R 1/4W
R100
33K
R99
33K
R+
R-
C46
4U7/50
C45
4U7/50
R178
680R
R177
6K2
LED
G-R
1
3
2
W5
20KB
REM.pow
REM.pro
R117
100K
R130
20K
R111
5K6
at45Hz
REMOTE
D18
4148
D17
4148
D15
4148
D16
4148
1
2
3
sw1A
SW6*8
R79
4K7
D13
4148
C33
220U/16
C48
22U/16
C39
471p
5
6
7
U4B
JRC4558
1
3
2
VR1A
B20K
R132
10K
C50
154
SUB
C55
154
25Hz
R115
220R
R116
18k
R104
100K
R119
100R
R114
10K
C36
102P
1
2
3
sw2A
SW6*8
R110
10K
R109
10K
L+R OUT
3
2
1
4
1
1
U3A
TL074
5
6
7
U3B
TL074
10
9
8
U3C
TL074
12
13
14
U3D
TL074
-15V
+15V
PHASE
180
0
3
2
1
8
4
U6A
JRC4558
5
6
7
U6B
JRC4558
L IN
R IN
C61
1u/50
R143
47k
R144
100k
R142
47k
R141
100k
C54
33P
C60
1u/50
C58
1u/50
R140
47K
R137
100k
C49
33P
R138
47K
R139
100k
C51
33P
C59
1u/50
RCA1-3
RCA1-4
R134
47R
R146
1K
R136
150K
R119
150K
R135
47R
C57
33P
R145
1K
-15V
+15V
ONLY(IN HI LEVEL INPUT  MODE)
AUTO TURN
ON
OFF
HIGH
INPUT LEVEL MODE
R76
100K
HI LEVEL ON/OF
R113
100R
PDF 文件使用 "pdfFactory Pro" 试用版本创建  
 
 
 
 
 
 
 
 
 
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12
1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
A3
Date:
20-Aug-2011
Sheet    of 
File:
E:\wen\歌乐系列\XR.DD B
Drawn By:
GT-BassPro12.AMP.SCH2
D7
4148
D5
4148
D4
4148
D6
4148
+15V
-15V
+VCC1
C3
104/63V
R27
100R
R34
1K
R42
13k
R44
22R
R32
22R
R51
680R
C17
122
R23
100R
R28
22R
R45
1k
Q10
2N5401
Q14
2N5401
Q7
D667
Q9
2N5551
Q11
2N5551
R43
22R
C14
100U/16
Q8
B647
Q4
C1815
L+R-in
R25
10K
R14
10R 1W
L+R-Out
 Protect
R57
220R
R53
220R
R56
1K
R54
1K
+40V
-40V
C9
101p
C8
101p
Q17
2N5551
Q18
2N5401
-VEE1
R3
3K3
R2
3K9
R33
56K
R35
56K
R22
220R 
Q5
C2073
Q6
A940
Q1
C1815
R1
2K7
R26
47R
R24
47R
R11
10K
C4
104
R52
47K
R50
10K
R40
1k
C29
22u/25
Q3
A1941
Q2
C5198
R18
0.1R/5W
R19
0.1R/5W
R15
3R 0.5W
R16
3R 0.5W
R120
3K3
C13
200P
C15
200P
R8
100R
D
2011.08.19
PDF 文件使用 "pdfFactory Pro" 试用版本创建  
 
 
 
 
 
 
 
 
 
www.fineprint.com.cn
13
Pre‐ and Power P.C.B. Layout
14
 
 
 
 
Pin Configuration 
 
 
 
 
TL494 Pin Configuration: U1 
 
 
 
 
       
 
 
TL074 Pin Configuration: U3 
 
 
 
 
 
 
 
JRC4558 Pin Configuration: U4; U5; U6 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
15
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