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8.2 AUDIO
1
2
A
V_IO
U203
MAX4624EUT-T
1
SPK_EN
IN
NO
2
VCC
COM
3
GND
NC
R235
NA
B
EAR_SPK
R208
RCV_N
C
12
R209
RCV_P
NA
C212
10p
R233
0
Close to IOTA
D
R214
MICBIAS
1K
C217
C218
47p
2.2u
R217
(1608)
2.4K
C220
0.1u
R219
MICP
1K
C224
0.1u
R222
MICN
1K
C230
C231
27p
27p
E
1
2
LGIC(42)-A-5505-10:01
3
4
5
C233
R236
0.022u
33K
1
MCLK
CLK1
4
LCD_RESET
_RST
V_IO
30
A(1)
A0
31
_RD
_RD
R203
29
MIDI_CS
_CS
NA
5
NC
28
_WR
_WR
3
MELODY_INT
_IRQ
D(0:7)
27
D(0)
D0
26
D(1)
D1
25
D(2)
D2
D(3)
24
D3
23
D(4)
D4
D(5)
22
D5
6
21
D(6)
D6
D(7)
20
D7
5
V_SRAM
R207
3.3K
PLLC
6
4
VREF
9
32 IOVDD
VDD
7
VSS
8
C209
C210
C211
0.1u
1uF
0.1u
R234
0
C208
100p
EAR_N
EAR_P
C216
10u
C213
10p
EAR_SPK
HOOK_DETECT
R220
100
C228
47p
MIC201
OB4-15L42-C33L
C221
C222
2
27p
27p
1
R224
1K
Iss.
3
4
5
6
7
U201
YMU762
11
HPOUT_R
10
HPOUT_L
C201
R201
12
EQ1
0.01u
27K
13
EQ2
VCC_EXT
VBAT
C202
R205
180K
390p
R206
150K
14
EQ3
2
LED
19
MTR
VIBRATOR
R230
R231
NA
0
17
SPKP
SPOUT1
SPKN
C206
C207
47p
47p
18
SPOUT2
SPVDD
15
16
SPVSS
V_IO
HSMICBIAS
R211
10K
R213
47K
C219
10u
(2012)
R216 100
R215
HSO
HSMICP
R232
0
R298
100
C223 0.1u
AUXI
R999
NA
C225
R221
C229
47p
1K
47p
Section
22/03
Designer
22/03
Checked
Approved
Notice No.
Date
Name
LG Electronics Inc.
- 120 -
8
9
10
VCC_EXT
VBAT
U202
SI9182DH-33-T1
1
8
C_NOISE
_SD
2
7
DELAY
_ERROR
3
6
GND
SENSE_ADJ
4
5
VIN
VOUT
C203
C204
C205
2.2u
220n
1uF
(1608)
R210
1.2K
C214
2.2u
(1608)
R212
5.6K
J201
0
5
1
3
4
R299
100
2
C226
C227
27p
27p
R223 33K
JACK_DETECT
C232
R225
22K
27p
Date
Sign & Name
MODEL
L1100
2004
2004
DRAWING
AUDIO
NAME
DRAWING
V1.1
NO.
LG Electronics Inc.
A
BCLKX
B
C
D
Sheet/
Sheets
2/8
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