LG -P990 Service Manual page 57

V_POWERRAIL
FB1002
?
C1011
VCC_AUDIO_1V8
4.7u
C1013
1u
WM_LDO_EN
VCC_AUDIO_1V8
R1022
DAP1_SCLK
DAP1_FS
DAP1_DOUT
DAP1_DIN
AUDIO_INT_N
DAP2_SCLK
DAP2_FS
DAP2_DOUT
DAP2_DIN
FM_I2S_CLK
FM_I2S_FSYNC
FM_I2S_DIN
FM_I2S_DOUT
MIC1P
FM_AUDIO_L
MIC2P
FM_AUDIO_R
50PIN_EJ_MIC
EARJACK_SENSE
LGE Internal Use Only
E9
LDO1VDD
D9
AVDD1
B2
SPKVDD1
C2
SPKVDD2
D8
AVDD2
G9
CPVDD
F1
DCVDD
D2
DBVDD
D1
LDO2VDD
C1014
1u
D4
LDO1ENA
D5
LDO2ENA
DNI E6
VREFC
C1015
0.1u
C6
TP1002
DMICCLCK
U1001
G1
BCLK1
E3
LRCLK1
E4
DACDAT1
F2
ADCDAT1
G3
ADCLGCLK/GPIO1
H2
TP1004
GPIO3/BCLK2
F4
TP1005
GPIO4/LRCLK2
H3
TP1006
GPIO5/DACDAT2
E5
TP1007
GPIO7/ADCDAT2
G4
GPIO6/ADCDLRCLK2
F6
GPIO11/BCLK3
H5
GPIO10/LRCLK3
H4
GPIO8/DACDAT3
F5
GPIO9/ADCDAT3
D7
C1022 1u
IN1LN
C1023 C8
1u
IN1LP
B9
IN2LN/DMICDAT1
B8
TP1008
IN2LP/VRXN
B7
C1024 1u
IN1RN
C7
C1029 1u
1N1RP
C1025 A9
1u
IN2RN/DMICDAT2
A8
IN2RP/VRXP
TP1009
VCC_IO_1V8
Q1001
C1035
0.1u
D6
AGND1
A1
SPKGND1
C1
SPKGND2
H9
CPGND
E2
DGND
F7
HP2GND
F3
SDA
H1
SCLK
G2
R1003 100K
CS/ADDR
A4 R1004 100K
CIFMODE
D3
TP1001
MCLK1
E1
GPIO2/MCLK2
A3
SPKMODE
A5
REFFGND
A7
MICBIAS1
B6
MICBIAS2
C9 C1018
4.7u
VMIDC
E7
AGND2
E8
AGND3
F9
HPOUT2N
F8
HPOUT2P
G5
0 R1016
HPOUT1FB
G6
HPOUT1R
H6
HPOUT1L
C1019
C1020
C5
LINEOUT1N
B5
LINEOUT1P
C4
LINEOUT2N
B4
LINEOUT2P
A6
LINEOUTFB
B1
SPKOUTLN
A2
SPKOUTLP
C3
SPKOUTRN
C1033
B3
SPKOUTRP
DNI
G8
CPCA
H8
C1026 2.2u
CPCB
H7
R1014 10K
CPVOUTN
G7
2.2u
CPVOUTP
C1030
2.2u
C1031
R1015 10K
EJ_MICBIAS
50PIN_EJ_MIC
HOOK_ADC
HOOK_DET
50PIN_EAR_SENSE
- 57 - Copyright © 011 LG Electronics. Inc. All right reserved.
3. TECHNICAL BRIEF
GEN2_I2C_SDA
GEN2_I2C_SCL
AUDIO_MCLK
AUDIO_MCLK2
VCC_AUDIO_1V8
MICBIAS
EJ_MICBIAS EJ_MICBIAS Added
C1016 C1017
4.7u 4.7u
RCV_N
RCV Path Added
RCV_P
EAR_GND
50PIN_EAR_R
50PIN_EAR_L
0.1u R1010 20
0.1u R1011 20
SPK_N
SPK_P
C1034
DNI
C1032
0 R1017
0 R1023
Only for training and service purposes
C1027 C1028
47p
1u
120p