JBL CHARGE 5 Service Manual page 24

Circuit Diagram-Main Board
USBVCCA33
VCC_3V3
VCC_BT
C77 C78 C79
FB2 220/100MHz VDD_FEM
SYS_3V3
C87 C88 C155
BAT_DET
BAT_DET
DC_DET_BT
DC_DET_BT
KEY_LINK
KEY_LINK
KEY_PLAY
KEY_PLAY
KEY_BT
KEY_BT
KEY_VOL+
KEY_VOL+
KEY_VOL-
KEY_VOL-
NTC2
NTC2
VREG_EN
VREG_EN
Detect_5V_2.3A
Detect_5V_2.3A
IO_INT
IO_INT
POWER_ON_OFF
POWER_ON_OFF
CHARGE_INT
CHARGE_INT
TYPA_FAULT
TYPA_FAULT
Charge_In_Status
Charge_In_Status
Charge_Out_Status
Charge_Out_Status
USB_DM
USB_DM
USB_DP
USB_DP
XP22
RFB00
1 R81 0/1%
1
C82 C83
NC/15pF/50V/NP0 NC/15pF/50V/NP0
ENTER_ATE_TEST
U10
JX268-03
I2C_SCL1 1
GPIO4/UART0_CTS
POWER_ON_OFF 2
GPIO1/UAR0_TX
I2C_SDA1 3
GPIO2/UART0_RTS I2S_SDIN
4
GND I2S_SDOUT
VDD_FEM 5
VDD_FEM I2S_BCLK
BOOT_SEL 6
BOOT_SEL GPIO_L_2/SD_DETECT
7
ECO_SCL USB_VBUS
8
ECO_SDA
9
GND
KEY_VOL+ 10
GPIO16/I2S0_LR
KEY_VOL- 11
GPIO17/I2S0_DI USBVCCA33
KEY_LINK 12
GPIO15/I2S0_SCLK
AMP_MUTE 13
GPIO18/I2S0_DO
14
VCC_BT
VBAT
15
R790 NC VCHG
VCHG
16
C306 NC/1uF/10V/X5R GND
17
VDD33
VDD33
VREG_EN 18
PWR
19
REST R99 1K
RST
IO_INT
20
GPIO_L_13
Charge_Out_Status
21
GPIO_L_4/LCD_CSB
BAT_DET
22
AI0
POWER_OFF_READY
23
GPIO_L_14/LCD_D6 GPIO11/SPI_DO
GPIO_L_11
24
GPIO_L_11/LCD_D3 GPIO12/SPI_CLK
GPIO_L_15
[0]:TCL
33 33 1K
KEY_LINK BOOT_SEL VREG_EN
REST
C498 ESD9 ESD7 C138
ESD10
AU0521M1 AU0521M1
NC/AU0521M1
0.1uF/16V/X7R
Bypass_en R807 10K
EXT_3V3
I2S1_BCLK
C509
NC/33pF/50V/NP0
63
GND
62 R768 33 I2S1_LRCLK
I2S_WS
61
I2S1_DI
60 R770 33 I2S1_DATA
59 R769 33 I2S1_BCLK R90 10
58 IO_RESET
57 R89 10
USB_OVP_5V
56
USB_DN
55
USB_DP
54
USB_ID
53 USBVCCA33 C91 1uF/10V/X5R C92 C93
52
R91 10
GND
51
NC
50
NC
49
R781 0
MICLN
48
NTC2
MICLP
47
C510
MBIAS
46
AGND
45
0.1uF/16V/X7R
NC
44
NC
43
NC
42
NC
AMP_MODSEL
41 R148 1K
DAC_MUTE
40
VDD33 R159 0/1% R162 15K/1% NTC2
C89
R160 C90
4.7uF/6.3V/X5R
8.2K/1% 0.1uF/16V/X7R
Serial printing and Upgrade software +USB
SYS_3V3 SYS_3V3
UART1_TX
UART1_TX
RF UART1_RX
UART1_RX
ENTER_ATE_TEST
ATE_TEST
KEY_PLAY
GPIO9
RF debug KEY_BT
GPIO10
VCC_BT VCC_BT
USB_DM GPIO_L_10
GPIO_L_10
BT debug
GPIO_L_11
USB_DP GPIO_L_11
BOOT_SEL
BOOT_SEL
VCHG
VCHG
GND3
SWCLK
SWCLK
Jlink
SWDIO
SWDIO
Bypass_en
BYPASS
Bypass
judge GND4
XP21
4
4
UART1_TX R88 33 3
3
UART1_RX R784 33 2
2
1
1
NC/4PIN/1.25mm
I2C_SCL
I2C_SCL I2C_SCL charge IC
I2C_SDA expander IC
I2C_SDA I2C_SDA
I2C_SCL1
I2C_SCL1 I2C_SCL1
DAC
I2C_SDA1
I2C_SDA1 I2C_SDA1
I2S1_LRCLK
I2S1_LRCLK I2S1_LRCLK
I2S1_BCLK
I2S1_BCLK I2S1_BCLK
I2S1_DATA
I2S1_DATA I2S1_DATA
AMP_MUTE
AMP_MUTE
IO_RESET
IO_RESET
POWER_OFF_READY
POWER_OFF_READY
AMP_MODSEL
AMP_MODSEL
POWER_LED
POWER_LED
DAC_MUTE
DAC_MUTE
BT_STATUS
BT_STATUS