JBL Pulse 4 Service Manual Download Page 13

OE=H

OE=L

Hi-Z

Enable

Pin5

RL=1.2V/£¨Vout-1.2V)*RH

<1.2V: STBY

<0.4V: Shutdown

Floating: Enable 

G Sensor

TO BT

Logical Control

For RGB LEDs

IL=2A

IL=2A

Vout= Vfb X (1+ R40/R65)

VBAT=3V TO 4.2V

TO RGB PCB

3.7V level Conventor

Female Connector

to usb pcb

to AMP pcb

BT PCB

1 FB

2

IN

3

GND

4 OUT

5

LX

6

EN

U20

SYV709

L6

1.5uH/4A

R25

1M

C195

22u/10V

C196

104

R104

470K

R118

120K

R123

110K 

1

ADDR

2

SDA

3

IOVDD

4

RES

10

VDD_

9

GND2

8

GND1

7

VDD

11

IO_VDD

12

SCL

6

GND

5

INT

U15

KXTJ3-1057

R188

100R

R187

100R

R186

10R

C156

0.1uF

C155

0.1uF

C158

0.1uF

C157

0.1uF

R185

22R

R184

0R

R183

NC

R189

NC

R211

0R

R78

10K

1

VDD

2

GPI

3

GPIO

4

GPIO

5

GPIO

6

GPIO

7

GPIO

8

GND

9

GPIO

10

GPIO

11

GPIO

12

GPIO

13

GPIO

14

GPIO

U12

SLG4V4826V

R128

560R

R122

33K 

R142
0

R140

10K 

R119

2K

R120

0R

FB14

FB120

C111

104

R127

0R

C109

10u/6.3V

R117

1.5K

R135

100K 

R141

100K 

R34
33R

R228

10K

G

S

D

Q12

ME2333

R41

10K

R48

100K

R49

10K

C21

103

1

G

2

S

3

D

Q13

ME2333

R50

47K

R52

1K

C22

1u

1

2

3

Q15

2N3904

D7

B5819

1

VIN

2

GND

3

CE

4 NC

5

VOUT

U8

ME6212_3.3V

C23

1U

C24

4.7U

R53

10R

1

VIN

2

GND

3

CE

4 NC

5

VOUT

U4

ME6212_3.3V

C26

4.7U

C27

4.7U

R54

2.2R

C29

103P

C36

39P

C37

39P

FB4

FB120

C38
4.7u/10V

L2

1.5uH/10A

C70

1uF

C63

22u/10V

C64

1uF

R221

100K

C194

22u/10V

R103

10K

1

EN

2

MODE/SYNC

3

PG

4

VCC

5

AGND

6

FB

11

VIN

10

SW1

9

PGND

8

SW2

7

VOUT

U21

MP28164

R40

390K1%

R65

63.4K

C114

1U

R69

NC

TP10

TP

R191

0

R192

220

1

2

3

CON4

C159

0.1uF

R194

10K

R193

100K

N8

NC

N9

47P

1

VCCA

2

GND

3

A

4 B

5

OE

6

VCCB

U16

SD103

R70

10K

R74

10K

FB22

600@100M

C25

0.1uF

FB3

600@100M

R90

4.7K

1

3

5

7

9

11

13

15

17

19

20

18

16

14

12

10

8

6

4

2

CON11

1

2

3

4

5

6

7

8

9

10

11

12

CON10

CON_SMT_12

C50

4.7U

C76

220P

1

2

3

Q5

2N3904

R9

10K

R148

100K

R150

10K

R10

100K

G

S

D

Q1

ME2333

R5

1K

R6

NC

C1

22u/10V

1

SDA

2

VCC

3

GND

4

INTN

5 SHDN

15

GND_

14

OUT7

13

OUT6

12

OUT5

11

OUT4

16

OUT8

17

OUT9

18

NC

19

AD0

20

SCL

10

OUT3

9

OUT2

8

OUT1

7

OUT0

6

AD1

U2

AW9110B

R83

220R

R85

100R

R88

100R

R165

100R

R173

100R

R176

100R

R205

100R

R206

33R

R207

100R

R208

33R

R209

33R

R210

4.7K

R212

4.7K

C59

104

R214

0R

R215

10K

R217

10K

R14

10K

ING

TP

R19

NC

C2

NC

C3

NC

3V7

PWM

M_3V3

B75%

B60%

B45%

B30%

B15%

B_LOW

D-

D+

GND_

G_GND

R20

10K

R21

10K

R24

10K

C4

100P

C5

100P

C20

100P

C28

100P

C31

100P

C34

100P

R27

NC

R28

NC

FB1

0

3V7B

G

TP

C80

22U/10V

C81

104

R31

22K1%

3.6V

[1,2]

M_3.3V

[1,2]

POWER_KEY

[1]

SLG_3.3V

[2]

POWER_OFF_READY

[1]

POWER_ON_OFF

[1]

DC_BIAS

[2]

POWER_ON

[2]

USB+5V_IN

[1,2]

VREG_EN

[1]

OP_3.3V

[1,2]

GPIO_SLG4V4826V

[1]

POWER_ON

[2]

USB+5V_IN

[1,2]

VBAT_1

[2]

VBAT-1

[1,2]

SLG_3.3V

[2]

VBAT_1

[2]

VBAT_O

[2]

VBAT_O

[2]

3.6V

[1,2]

OP_3.3V

[1,2]

M_3.3V

[1,2]

MCU_3.3V

[2]

SCL1

[1,2]

SDA1

[1,2]

RGB_LED_POWER_EN

[2]

VBAT_1

[2]

VBAT-1

[1,2]

RGB_3.7V

[2]

RGB_LED_PWM

[1]

RGB_3.7V

[2]

M_3.3V

[1,2]

SCL1 [1,2]

SDA1

[1,2]

DC_BIAS

[2]

AMP_MUTE

[1]

AMP_SD

[2]

USB+5V_IN

[1,2]

VBAT_1

[2]

M_3.3V

[1,2]

BOOST_EN

[1]

NTC2_TMP

[1]

MODSEL

[1]

M_3.3V

[1,2]

BAT_LED_75%

[2]

BAT_LED_60%

[2]

BAT_LED_45%

[2]

BAT_LED_30%

[2]

BAT_LED_15%

[2]

BAT_LED_LOW

[2]

USB_D-

[1,2]

USB_D+

[1,2]

USB_D-

[1,2]

USB_D+

[1,2]

BOOST_SW

[1,2]

VDD_FEM

[1,2]

M_3.3V

[1,2]

LDO_EN_MCU

[1]

BOOST_BYPASS_EN

[1]

BOOST_SW

[1,2]

VBAT_1

[2]

BAT_LED_LOW

[2]

BAT_LED_15%

[2]

BAT_LED_30%

[2]

BAT_LED_45%

[2]

BAT_LED_60%

[2]

BAT_LED_75%

[2]

BT_LED

[1]

RGB_LED_POWER_EN

[2]

LINK_LED

[1]

SCL1

[1,2]

SDA1

[1,2]

/SHDN

[1]

MCU_3.3V

[2]

MCU_3.3V

[2]

MCU_3.3V

[2]

AMP_SD

[2]

BT_SPK_RP

[1]

BT_SPK_RN

[1]

VDD_FEM

[1,2]

Summary of Contents for Pulse 4

Page 1: ...NTENTS 2 3 6 7 TECHNICAL SPECIFICATIONS SAFETY SHEET BLOCK DIAGRAM WIRING DIAGRAM HOW TO DISASSEMBLE 8 11 17 28 SCHEMATIC DIAGRAMS LAYOUT DIAGRAMS EXPLODED VIEW PARTS LIST REVISION LIST 29 Released by...

Page 2: ...Lithium ion polymer 26 WH Equivalent to 3 6 V 7260 mAh Battery charge time 3 5 hours 5 V 3 A Music playtime up to 12 hours varies by brightness volume level and audio content Bluetooth transmitter po...

Page 3: ...ment IC Statement and Warning Canada Only This Class B digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe B est conforme la norme NMB 003 du Canada For Canadian Mode...

Page 4: ...asons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electr...

Page 5: ...wheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into a 120V AC 60Hz outlet and turn the AC power switch on Any current measured must not exceed o 5mA ANY MEASUR...

Page 6: ...ade BT and MCU BUFFER SGM7SZ125 SD103 120 RGB LEDs with drivers Charger BQ25601 SW LDO 3 3V ME6211 3 3V for OP Logic SLG4V4826V OP 1PCS TPA2412 NJM2740 BA4510 OP 1PCS TPA2412 NJM2740 B A4510 Boost con...

Page 7: ...DC_BIAS SW LDO 3 3V ME6211 SW 30V 4 3A 78mohm LDO 3 3V ME6211 LDO 3 3V ME6211 SLG_3 3V OP_3 3V VDD_FEM 3 8V for RGB LEDs 3 6V PVDD 5 2V 14 5V MUTE SHUT BOOST_EN VBUS POWER_STBY IL 2A EN_LED POWER_STBY...

Page 8: ...efer to related video Disassemble the USB PCBA Tear down the bottom cover Take away the top cap Move away the top cap with _ type screwdriver Move away the silicone BT button Move away the silicone po...

Page 9: ...Disassemble the LED USB PCBA Move away the connected bracket Move away screws Push the inner body away from the out barrel Out barrel Inner barrel Move away the 9 screws from speaker upper bracket...

Page 10: ...Disassemble the Main PCBA and BT PCBA Main PCBA BT PCBA Move away the speaker upper bracket from the inner body...

Page 11: ...OUTPL 24 BSPL 25 GND 26 BSNR 27 OUTNR 28 GND 29 OUTPR 30 BSPR 31 PVCC 32 PVCC 33 GND U1 TPA3128D2 L1 6 8uH 9A L2 6 8uH 9A R1 3 3R C6 103 C7 2 2uF 50V C8 2 2uF 50V R2 3 3R C9 103 C3 NC C4 NC C13 224 C...

Page 12: ...7 100K D12 ESD C6 104P C123 104 R96 33 D14 ESD R32 33 R97 33 R98 33 R11 33 R12 1K R175 33 R177 10K R179 33 R180 33 R181 0R R182 33 R190 33 1 2 3 Q4 2N3904 R201 10K R202 100K C8 0 1uF TP12 PLAY_KEY TP1...

Page 13: ...0 1uF FB3 600 100M R90 4 7K 1 3 5 7 9 11 13 15 17 19 20 18 16 14 12 10 8 6 4 2 CON11 1 2 3 4 5 6 7 8 9 10 11 12 CON10 CON_SMT_12 C50 4 7U C76 220P 1 2 3 Q5 2N3904 R9 10K R148 100K R150 10K R10 100K G...

Page 14: ...15 1 2 S4 BT D8 15 R4 100 1 2 S3 POWER D6 15 D5 15 R3 100 1 2 S1 LIGHT 1 2 S2 LINK D3 15 D4 15 R2 100 1 2 S7 PLAY 1 2 S6 VOL 1 2 S5 VOL 1 2 3 4 J3 1 2 3 4 5 J1 1 2 3 4 5 6 J2 P_LED POWER_KEY SLG_3 3V...

Page 15: ...B_LT 1 GND 2 DIN 4 VDD 3 DOUT LED306 RGB_LT 1 GND 2 DIN 4 VDD 3 DOUT LED307 RGB_LT 1 GND 2 DIN 4 VDD 3 DOUT LED308 RGB_LT 1 GND 2 DIN 4 VDD 3 DOUT LED309 RGB_LT 1 GND 2 DIN 4 VDD 3 DOUT LED310 RGB_LT...

Page 16: ...RED A10 A7 A8 A9 1 GND1 2 TX1 3 TX1 4 VBUS1 5 CC1 6 D 1 7 D 1 8 FRU1 9 VBUS2 10 RX2 11 RX2 12 GND2 13 GND3 14 TX2 15 TX2 16 VBUS3 17 CC2 18 D 2 19 D 2 20 RFU2 21 VBUS4 22 RX1 23 RX1 24 GND4 25 26 27 2...

Page 17: ...6 Layout Diagrams...

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Page 28: ...REL ASSY BLK PULSE4 SY 1 A21 A22 A27 32200965 OUTER BARREL ASSY WHT PULSE4 SY 1 A22 32200858 LOGO ASSY PULSE4 EA 2 A23 45901331 BOTTOM SEALING RING PULSE4 EA 1 A24 32200849 PR ASSY BLK PULSE4 EA 1 A24...

Page 29: ...2200966 CONNECTOR ASSY WHT BLK PULSE4 ND SY 1 A31 31200811 IO COVER BLK PULSE4 ND EA 1 A31 31200816 IO COVER WHT PULSE4 ND EA 1 A32 45901345 CHAMBER SEALING RING WHT PULSE4 ND EA 1 A32 45901346 CHAMBE...

Page 30: ...Revision List Version 1 0 Initial release 2019 08...

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