+ 3.5PI EARJACK
SPK + RCV + MOTOR
MAIN-MIC FILTER
3.5PI EARJACK
u-USB SWITCH
IF CONNECTOR (u-USB)
MOTOR
L503
C512
ZD513
C500
R508
V_BAT
L506
ZD509
R516
VUSB_FET_5V
R500
VREG_MSMP_2.6V
C509
C501
ZD507
ZD502
R511
R507
R512
C520
L505
ZD505
C522
C505
C513
V_BAT
L500
VMOTOR_3.3V
VREG_MSMP_2.6V
C521
C507
R506
VMOTOR_3.3V
V_BAT
ZD508
C511
V_BAT
C524
C517
VREG_MSMP_2.6V
NC
13
6
S1
S2
7
C518
3
3
4
4
5
5
8
NC
NC
9
10
NC
NC
11
12
NC
HY07-AB0720
IFC500
1
1
2
2
7
TXD
8
BOOT
9
VDDIO
R510
20
ID_CON
21
GND
22
NC
23
NC
3
MIC
4
DP_HOST
5
DM_HOST
6
RXD
13
I2C_SDA
14
I2C_SCL
15
VBUS_OUT
16
CHG_DET|ISET
17
VBUS_IN
18
DM_CON
19
DP_CON
2
AUDIO_L
FSA9280AUMX
U500
1
AUDIO_R
10
JIG
11
VBA
T
12
INTB
7
8
8
9
9
17
NC
NC
18
19
NC
NC
20
15
15
16 16
2
2
3
3
4
4
5
5
6
6
7
1
1
10
10
11
11
12
12
13
13
14
14
L508
HDC500
D500
3
1
2
L509
C523
VMIC_BIAS1_1.8V
L502
ZD51
1
TP500
ZD504
VBUS_IN
L504
C519
R504
ZD501
2
GND
VDD
4
VOUT 1
U501
CE
3
5
GND
56nH
1005
ZD503
L501
1
3
2
TR500
2
1
3
5
4
R502
U502
C510
VBUS_IN
R501
C506
R515
R505
TP501
R513
R509
R518
TP502
R517
C514
VMIC_BIAS1_1.8V
ZD510
ZD512
VREG_MSMP_2.6V
C516
ZD506
C508
D-
USB_ID
L507
MUSB_INT
MUS_SDA
MUS_SCL
CHG_SEL
D-
D+
USB_ID
USB_D+
USB_D-
UART_RXD
UART_TXD
JTAG_RXD
JTAG_TXD
JTAG_JIG_ON_N
JIG_ON
UART_BOOT_ON
D+
CON_FM_GND
CON_EARSPK_R
VIB_EN
CON_EARSPK_R
FM_ANT
MOTOR_P
MOTOR_N
MOTOR_N
MOTOR_P
RCV_R
RCV_L
CON_EARSPK_L
EAREF
MAIN_MIC_P
KEY_MIC_N
CON_EARMIC
CON_EARSPK_L
AMP_NOUT
CON_EAREF
AMP_POUT
3PI_ADC
EAREF
JACK_INT
SEND_END
EAR_MIC
CON_EARMIC
EAR_MIC
EARSPK_L
EARSPK_R
CON_FM_GND
CON_EAREF
JTAG_VBUS
JTAG_USB_ID
KEY_MIC_P
MAIN_MIC_N
SAMSUNG CONFIDENTIAL
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
GT-B6520 SERVICE SCHEMATICS
< Speaker, Mic ,Earjack
, Motor >
Power On
SIM Card
Charging
LCD
USB
Camera
Baseband Part
Speaker
Receiver
EAR MIC
EAR Speaker
MAIN MIC
AUDIO Part