JBL FLIP3, Service Manual

Page: 11 / 30

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BC8670
Power Led
JBL Link LED
BT led
10V
BT
Antenna
5V
4ohm x2
USB upgrade
D+/D-
I2C
Charge
status
Ba ery
detect
Aux_in
TI
Class D
TPA3130
BT Module(BM870)
CSR8670
(BT and MCU)
Power key and
other keys
V+/V- key
Ba ery
LEDs
Micro USB
1.8A/0.5A/
1A
Ba ery
Charger
MP2637
Input
Voltage
Detect
Mic1
On/o ff
switch
On/O ff
switch
3.7V
3000mAH
Boost
MPS
MP3428
LDO
SD35
3.3V
Control
chargingg
Audio Signal:
Power Signal:
Control Signal:
On/o ff
switch
10V for Amp /lm13700
OP
BA4510
OP
BA4560
LM13700/JRC1
3700
Power
detect
LM393
8W x2
Release
/A ack
me
Audio
detect
16 bit I2C
I/O
Expander
Audio
switch
32Mbi
t SPI
fl ash
SET BLOCK DIAGRAM
5