LG -P768 Service Manual page 151

AUDIO CODEC (TWL6040)
VBAT
C802 C803 C804 C805 C806
0.1u 0.1u 2.2u 220n 2.2u
VBAT
FB801 120
VSEL_2.1V C818
100n
FB802 120 H11
VDDREGNCP
E10
NCPOUT1
E11
C824
NCPOUT2
G9
4.7u
NCPFB
G11
C827
C828 CFLYP
F11
CFLYN
10u 4.7u
P760_RevD/P768_RevB : Delete TP801, TP802
K9
PDM_DL_DATA PDMDN
DOWNLINK
L8
PDM_UL_DATA PDMUP UPLINK
L10
ABE_CLKS PDMCLK
K8
PDM_CLK PDMCLKLB
H8
PDM_FRAME PDMFRAME
TP803
H6
I2C1_SDA SDA
G6
I2C1_SCL SCL
D8
AUD_PWRON AUDPWRON
J9
SYS_nRESPWRON NRESPWRON
E8 U803
SYS_nIRQ2 NAUDINT
D4
GPO1
B6
TWL6040
GPO2
B7
GPO3
L6
C837 4.7u
REFN EUSY0424501
K6
REFP
L5
C838 4.7u
REF
Open/ground switch input G5
EAR_SENSE
PLUGDET
E1
ACCONN
HOOK_ADC
Microphone input
K2
ATEST
A1
DTEST1
L1
DTEST2
A11
DTEST3
L11
PROG
K7
AUD_CLK_IN MCLK
H7
CLK32K_AUD CLK32K
D5
NC1
D6
NC2
D7
NC3
E5
NC4
R808 0
R809 0
LGE Internal Use Only
VSEL_1.8V
VSEL_2.1V
C807 C808 C809 C810 C811
100n 0.1u 0.1u 0.1u 0.1u
C812 470n
C813 0.1u
C814 2.2u
C815 0.47u
C819 0.1u MICBIAS
C820
C821 2.2u
1u
TCT0M1A225M8R
J5
DBIAS1
L4
MMIC_P
DBIAS2
K3
MBIAS R804 0
K1
C825 0.1u
MMICP
J2
C826 0.1u AMIC_GND
MMICN
J4
C829 0.1u
SMICP SMIC_P
Main/Sub/HMIC Bias 2.1V
H4 C832 0.1u
SMICN
AMIC_GND
J3
HBIAS HS_MICBIAS
H1
C833 10n
HMICP HS_MIC
H2
C834 10n
HMICN
Cutoff FEQ : 31.8Hz
F2
C835 0.1u
AFMR FM_AUDIO_R
F1
C836 0.1u
AFML FM_AUDIO_L
B10
EARP AUD_RCV_P
C11
EARN AUD_RCV_N
J11
HSL
EAR_L
K11
HSR
EAR_R
G3
R816
AUXLP C850 C851
F3
AUXLN 1n 10K 1n
G4
AUXRP
F4
AUXRN
A4
HFLP1
A5
HFLN1
B9
FB803 120
HFRP1 AUD_SPK_P
B8 FB804 120
HFRN1
AUD_SPK_N
B4
HFLP2
B5 C839 C840
HFLN2
A9
1n 1n
HFRP2
A8
HFRN2
C1
VIBLP
D3
VIBLN
A2
VIBRP
B1
VIBRN
F5
PBKG1
F6
PBKG2
F7
PBKG3
E4
PBKG4
K10
PBKG5
AMIC_GND
HS_MIC_GND
Proxi. Sensor LDO
VBAT
U804 RT9032AGQW
1 8
VIN VOUT1
2 7
SENSOR_LDO_EN
EN1 VOUT2
3 6
P2 GND
4 5
P1 EN2
C844
EUSY0407401
1u
revA -> revB : Change 6.3V -> 10V
revA -> revB : LDO Changed For CI
P760_RevD/P768_RevB : LDO Change (=Dual LDO of RevA)
HS_MIC_GND
Digital compass
+ accelerometer sensor
VSEL_1.8V
C830
C831
0.1u
0.1u
MOTION_INT1
16 15 14 13 12
1 11
INT2 U801 SDI
2 10
PS1 SDO
BMC050
3 9
PS2 DRDY
4 5 6 7 8
BOSCH
EAN62222201
- 151 -
Proxi. Sensor
SENSOR_3.0V
PROXI_3.0V
VSEL_1.8V
R817
4.7K
U800 APDS-9190
PROXI_LDO_EN
1
I2C3_SDA SDA
C842 C843
1u 1u
2
PROX_INT INT
3
LDR
4
TP806 LEDK
EAN62006801
revA -> revB : Change 1uF -> 2.2uF
rev1.0 -> rev1.1 : Change for CI, 2.2uF -> 1uF
MOTOR DRIVER
QCoin Motor + ERM Mode
DNI
R803
TP805
I2C4_SCL
1
VIBE_EN
EN
I2C4_SDA U806
2
VIBE_PWM
PWM ISA1000A
3
MODE
4
GAIN
EAN62532201
COMPASS_DRDY
R807
0
C849 10n
R811
Copyright © 2012 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
P760_RevD/P768_RevB : SENSOR_3.0V Added
revA -> revB Sensor 3.0V DNI
SENSOR_3.0V PROXI_3.0V
8
VDD
7
SCL I2C3_SCL
6
GND
5
LEDA
C853
C852
1u
1u
P760_RevD/P768_RevB : C853 Added
TWL_LDO_3.2V
VIB_L_P
8
VDP
7
GND C847
6
VDD 1u
5
VDN
VIB_L_N
C848
1u
DNI
Only for training and service purposes