Table of Contents
Advertisement
NVVDD_AUDIO_1V8_F
NVVDD_SV3_1V8
C807
C808
4.7u
0.1u
VDD_1V8
NVVDD_SV3_1V8
FB800
VDD_1V8
NVVDD_AUDIO_1V8_F
FB801
3.5pl_Earjack
HS_MIC_BIAS_EN
EAR_R
M4D_DETECT
EAR_L
EJ_MIC
LGE Internal Use Only
V_POWERRAIL
C800
C801
C802
4.7u
0.1u
1u
C803
C806
4.7u
0.1u
C809
C810
C811
1u
4.7u
0.1u
AVDD1_3V0_EN
DAP1_SCLK
DAP1_FS
DAP1_DOUT_1
DAP1_DIN_1
AUDIO_INT_N
DAP2_SCLK
DAP2_FS
DAP2_DOUT
DAP2_DIN
C823
EJ_MIC
C825
MIC_P
MIC_N
VDD_3V3_ALWAYS
U803
4
1
VDD
VOUT
3
2
CE
GND
C827
R854
18K
2.2u
R848
HOOK_ADC
FB1302
75
R1317
12
R1318
12
FB1303
75
C1313
C1312
47p
47p
Audio CODEC WM8994
E9
LDO1VDD
D9
AVDD1
B2
SPKVDD1
C2
SPKVDD2
D8
AVDD2
G9
CPVDD
F1
DCVDD
D2
C804
C805
DBVDD
D1
LDO2VDD
1u
0.1u
D4
TP800
LDO1ENA
D5
LDO2ENA
GPIO2/MCLK2
E6
VREFC
C812
1u
C6
TP801
DMICCLCK
U800
G1
TP803
BCLK1
E3
TP804
LRCLK1
E4
TP805
DACDAT1
F2
TP806
ADCDAT1
G3
TP807
ADCLGCLK/GPIO1
H2
GPIO3/BCLK2
F4
GPIO4/LRCLK2
H3
GPIO5/DACDAT2
E5
GPIO7/ADCDAT2
G4
GPIO6/ADCDLRCLK2
F6
GPIO11/BCLK3
H5
GPIO10/LRCLK3
LINEOUT1N
H4
GPIO8/DACDAT3
LINEOUT1P
F5
GPIO9/ADCDAT3
LINEOUT2N
LINEOUT2P
LINEOUTFB
1u
D7
IN1LN
C8
IN1LP
B9
IN2LN/DMICDAT1
B8
IN2LP/VRXN
1u
B7
IN1RN
C7
1N1RP
A9
IN2RN/DMICDAT2
A8
IN2RP/VRXP
EAR_SENSE
C830
R846
C831
2.2K
10u
33p
0
EJ_MIC
C1314
C1315
33p
15p
- 46 -
Copyright © 2011 LG Electronics. Inc. All right reserved.
3. TECHNICAL BRIEF
D6
AGND1
A1
SPKGND1
C1
SPKGND2
H9
CPGND
E2
DGND
F7
HP2GND
F3
SDA
GEN2_I2C_SDA
H1
SCLK
GEN2_I2C_SCL
G2
R802
100K
CS/ADDR
A4
R803
100K
CIFMODE
D3
MCLK1
AUDIO_MCLK1
E1
AUDIO_MCLK2
A3
SPKMODE
A5
REFFGND
A7
MICBIAS1
MIC_BIAS
B6
4.7u
C815
MICBIAS2
C9
C816
4.7u
VMIDC
E7
AGND2
E8
AGND3
F9
HPOUT2N
F8
HPOUT2P
C818
R816
20
0.1u
G5
HPOUT1FB
G6
HPOUT1R
EAR_R
H6
HPOUT1L
EAR_L
C819
0.1u
R826
20
C5
TP808
B5
TP809
C4
TP812
B4
A6
C821
DNI
B1
SPK_L-
SPKOUTLN
A2
SPKOUTLP
SPK_L+
C3
SPKOUTRN
SPK_R-
B3
SPKOUTRP
SPK_R+
G8
CPCA
H8
2.2u
C826
CPCB
H7
CPVOUTN
G7
CPVOUTP
VDD_1V8
Q800
R845
R847
18K
1M
M4D_DETECT
M6-GND
6
M1-R
1
M4-DETECT
4D
M4-L
4
FB1304
600
M5-MIC
5
J1300
EAR_SENSE
STATE
LOW(DEFAULT)
UNMATING
HIGH
MATING
Only for training and service purposes
Advertisement
Table of Contents
Troubleshooting
