JBL Charge 4, Service Manual

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1
1
2
2
3
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7
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8
D D
C C
B B
A A
Title
Number Revision Size
A3
Date: 2018/8/16 Sheet of
File: E:\
项目
\..\Charge4_MAIN_4_LOGIC_V5_2.SchDoc Drawn By:
6
5
7
TP2412-TSR
U501B
SLG46140r062
VDD
1
GP1
2
GPIO
3
GPIO
4
GPIO
5
G
P
IO
6
G
P
IO
7
GND
8
GPIO
9
GPIO
10
GPIO
11
GPIO
12
G
P
IO
1
3
G
P
IO
1
4
U502 2
3
1
+VS
-VS
8
4
TP2412-TSR
U501A
2
3
1
+VS
-VS
8
4
TP2412-TSR
U503A
6
5
7
TP2412-TSR
U503B
0R R510
0R R512
0R R518
0R R514
4.7uF
16V
C506
VCC_3V3_OP
100nF
16V
C502
GND
GND
Audio_out_R
10K R506
68pF
50V C505
10K
R508
10K
R509
Biass
4.7uF
16V
C507
10K
R507
Biass
1N4148WS
D501
4.7uF
16V
C512
10K
R524
Biass
10K
R531
Biass
1N4148WS
D503
GND
VCC_3V3_OP
100nF
16V
C509
GND
Audio_out_R
VCC_3V3_OP
100K
R525
10uF
6.3V
C511
GND
1M
R530
GND
A
1M
R527
232K
R528
6K8
R529
1238.8K
TP504
VCC_3V3
100nF
16V
C508
GND
Power_KEY
DC_BIAS
Power_ON_OFF 1K R516
Power_OFF_Ready
TP502
TP503
A
10K
R519
10K
R521
47K
R523
5.11K
R522
VCC_3V3_OP
0R R520
GND
0R R513
33R
R517
NC
R515
TP501
POWER_ON
VREG_EN
Mute_Requirement
TP500
5V_DET
VCC_3V3_OP
62.11K
10uF
6.3V
C513
100nF
16V
C514
1K
R532
1K
R533
10uF
6.3V
C515
100nF
16V
C516
GND
Biass
DV1 to DV2:
1
、
delete U500,D500,D502,C500,C501,C503,C504,R500,R501,R502,R504,C510.
2
、
Add R535 0R