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JBL Pulse 4 Service Manual

JBL Pulse 4
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©2017 HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
2
JBL PULSE 4 BLOCK DIAGRAM
Audio Signal:
Power Signal:
Control Signal:
3ohm
25wX1
5.2V14VforAMP
ANT
Battery
3.7V/7800mAH
MCU
STM32F401CCU6
64KB SRAM
256K FLASH
TI
TPA3128
25W PBTL
26dB
BT Module
WS9638BFEM
( with 32Mb SPI
flash)
UART
4MB Flash
SPI
Mix/Mono
Indication
LEDx10
AC adaptor
5V/3A
SW
Buck-Boost
MP28164
3.7VforRGBLEDs
3.3VforMCU/BTFEM
G Sensor
KXTJ31057
USB
upgrade
BTand
MCU
BUFFER
SGM7SZ125
/SD103
120
RGB LEDs
(with drivers)
Charger
BQ25601
SW
LDO-3.3V
ME6211
3.3VforOP
Logic
SLG4V4826V
OP 1PCS
TPA2412/NJM2740/
BA4510
OP 1PCS
TPA2412/NJM2740/B
A4510
Boostcontrol
Boostcontrol
Power_ON_OFF
Powerbutton
LDO-3.3V
ME6211
3.3Valwaysonfor
logiccontrolchip
USBDetect
OP
LMV331/
DIO20871A
D+/D
D+/D
LDO-3.3V
ME6211
I2C
DCDET
5V/2.3ADET
NTC2
DC-DC boost
MP3431
BOOST &
BYPASS
SYV709
3.6V
3.7V
TypeC
USBport
IO Expander
SLG4L41466V
I2C
Need6PWM
GPIOforbatteryLEDS
NTC1
6buttons
I2C
DC5V
BAT
SW
BAT_DET
SPI_MOSI1
PowerON
PowerOn
Power_OFF_READY
BOOST_EN
BOOST_EN
RGB_LED_EN
EN
EN
EN

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JBL Pulse 4 Specifications

General IconGeneral
Wi-Fi-
BluetoothYes
Cord length1.2 m
3.5 mm connectorNo
Bluetooth version4.2
Bluetooth profilesA2DP, AVRCP
USB connector typeUSB Type-C
Connectivity technologyWireless
Product colorBlack
Product designCylinder
Volume controlButtons
Housing materialPlastic
Protection featuresWaterproof
International Protection (IP) codeIPX7
Frequency range70 - 20000 Hz
RMS rated power20 W
Signal-to-Noise Ratio (SNR)80 dB
Battery typeBuilt-in battery
Battery capacity7260 mAh
Power source typeBattery, USB
Battery life (max)12 h
Recommended usageUniversal
Mobile operating systems supportedAndroid, iOS
Cables includedUSB Type-A to USB Type-C
Woofer diameter50 mm
Number of speakers1
Woofer diameter (imperial)2.25 \
Package depth246 mm
Package width113 mm
Package height140 mm
Package weight1770 g
Pallet length1200 mm
Quantity per pallet276 pc(s)
Master (outer) case width154 mm
Quantity per pallet layer46 pc(s)
Master (outer) case height272 mm
Master (outer) case length245 mm
Master (outer) case volume0.01 cm³
Master (outer) case weight3940 g
Number of layers per pallet6 pc(s)
Number of cartons per pallet138 pc(s)
Master (outer) case GTIN (EAN/UPC)6925281958311
Export Control Classification Number (ECCN)China
Pallet net weight543720 g
Weight and Dimensions IconWeight and Dimensions
Depth96 mm
Width207 mm
Weight1260 g

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