LG KG300 Service Manual page 69

5. CIRCUIT DIAGRAM
1 2
MicroPhone
A
B200 B200
MMZ1608S102C MMZ1608S102C
P1 MICP0
L0603 L0603
C212 C212
C205 C205 33P 33P
100P 100P C0402 C0402
C0402 C0402
B202 B202
MMZ1608S102C MMZ1608S102C
P1 MICN0
L0603 L0603
C211 C211
B
33P 33P
C0402 C0402
C
TP205 TP205
TP20MIL TP20MIL TP20MIL TP20MIL
Camera
TP204 TP204
TP20MIL TP20MIL TP20MIL TP20MIL
D
TP206 TP206
TP20MIL TP20MIL TP20MIL TP20MIL
R201 R201
TP207 TP207 N.C N.C
TP20MIL TP20MIL TP20MIL TP20MIL R0402 R0402
P1 CMRST
TP209 TP209
TP20MIL TP20MIL TP40MIL TP40MIL
P1 CMDATA1
P1 CMDATA3
P1 CMDATA2
P1 CMPCLK
P1 CMMCLK 1 2
R222 R222 0R 0R R0402 R0402
P1 CMHREF
E
P1 CMVREF
1 2
P1,5 GPIO8_SCL
R224 R224 1 0R 0R 2 R0402 R0402
P1,5 GPIO9_SDA
R223 R223 0R 0R R0402 R0402
TP201 TP201
TP20MIL TP20MIL TP20MIL TP20MIL
TP202 TP202
TP20MIL TP20MIL TP20MIL TP20MIL
F
Louder SPK
Components in metal case
G
C237 100N C237 100N
P1 MP3_OUTR
C0402 C0402
C234 N.C_100N C234 N.C_100N
P1 MP3_OUTL
C0402 C0402
P1 GPIO1_OP1_EN
H
1 2
3 4 5
MICBIASP
R206 R206
SMT Microphone
1K 1K
U201 U201 R0402 R0402
C200 100N C200 100N MICIN+
1 4
OUT POW
C0402 C0402
3 2
GND IN/C
R202 R202 SPM0204HE5 SPM0204HE5
N.C_0R N.C_0R ESD205 ESD205 SPM0102ND3 SPM0102ND3
R0402 R0402 ESD ESD
C208 100N C208 100N C202 C202
C0402 C0402 10U 10U
C0805 C0805
R203 R203
1K 1K
R0402 R0402
P3 USBD-
MICIN+
P3 USBD+
D201 D201
PESD5V0L5UY PESD5V0L5UY
SC88 SC88
CMOS
connector
TP208 TP208
J201 J201 TP20MIL TP20MIL TP20MIL TP20MIL
7504924_25P 7504924_25P
6296-025 6296-025
25
NC.
23 24 CMDATA0 P1
Y1 Y0
21 22
CMDATA4 P1
Y3 Y4
19 20
Y2 Y5 CMDATA5 P1
17 18
PCLK Y6 CMDATA6 P1
15 16
CMDATA7 P1
DGND Y7
13 14
XVCLK1 Y8 CMDATA8 P1
11 12
CMDATA9 P1
DOVDD Y9
9 10
HREF DVDD
7 8
VSYNC PWDN CMPDN P1
5 6
SIO_C RESET
3 4 VCMOS_1V8
SIO_D AVDD
1 2
NC AGND
C223 C223 C222 C222
100N 100N 100N 100N
VCMOS_2V8
C0402 C0402 C0402 C0402
R208 R208
C224 C224 MMZ1005S102C MMZ1005S102C B208 B208
100N 100N R0402 R0402 MMZ1005S102C MMZ1005S102C
C0402 C0402 R0402 R0402
C239 C239 100P 100P
C0402 C0402
R213 R213 43K 43K
R0402 R0402
U200 U200
R212 R212 20K 20K SPK+
A1 C2
-IN Vo2(+)
R0402 R0402
R217 R217 N.C_20K N.C_20K SPK-
A3 A2
+IN Vo1(-)
R0402 R0402
VBATBB
C1
BYPASS
C241 C241 1U 1U B3
VDD
C0402 C0402
B2
GND1
C238 C238
C3 B1
/SHUTDOWN GND0
2U2 2U2
LM2890 LM2890 C0603 C0603
NCP2890-D NCP2890-D
R214 R214
100K 100K
R0402 R0402 On-semi NCP2890-D
3 4 5
6 7
U203 U203
Phone Jack
1 6
GPIO2_UR1_CTL P1
B1 S
2 5
GND V+ VDD
3 4
B0 A
NLASB3157DFT2G NLASB3157DFT2G
P1 UTXD1
SC70-6 SC70-6
1
P1 MP3_OUTL
C201 C201 C204 C204
22U 22U 33P 33P
C0805 C0805 C209 C209 C0402 C0402
100P 100P
C0402 C0402
R215 R215 B204 B204
200R 200R MMZ1005S102C MMZ1005S102C
1 2
P1 MP3_OUTR
R0402 R0402 L0402 L0402
C215 C215 R216 R216
22U 22U 10K 10K
MICBIASP
C0805 C0805 R0402 R0402
R204 R204
1K 1K
R0402 R0402
C203 100N C203 100N
P1 MICN1
C0402 C0402
C213 C213
33P 33P C207 C207
C0402 C0402 100P 100P R205 R205
C0402 C0402 1K5 1K5
R0402 R0402
C210 100N C210 100N
P1 MICP1
C0402 C0402
C214 C214
33P 33P
C0402 C0402
P1 ASS_ID
R211 R211 1K 1K
P1 URXD1
R0402 R0402
Components in metal case
(option)
Receiver
B206 B206
MMZ1005S102C MMZ1005S102C
P1 RECN0
R0402 R0402
C228 C228
100P 100P
C0402 C0402 B207 B207
MMZ1005S102C MMZ1005S102C ESD209 ESD209
ESD ESD
P1 RECP0
R0402 R0402
C229 C229 C230 C230
33P 33P 33P 33P
C0402 C0402 C0402 C0402
AAC SPK :
DMS1608F-02-PC-G
Louder SPK
connector
B213 B213
0R 0R
L0402 L0402 LS203 LS203
CBE-2809-2258H CBE-2809-2258H
1 2
P30-02B1-00 P30-02B1-00
SPK1P
C243 C243 B212 B212
100P 100P 0R 0R SPK1N
C0402 C0402 L0402 L0402
1 2
C242 C242 C244 C244 ESD211 ESD211 ESD212 ESD212
33P 33P 33P 33P ESD ESD ESD ESD
C0402 C0402 C0402 C0402
6 7
- 70 -
8 9 10
TX
GND L
MIC R
1 3 5
TOP VIEW
2 4 6
GND TX RX
B201 B201 RX
(PC PHONE )
R207 R207 MMZ1005S102C MMZ1005S102C
200R 200R L0402 L0402 J200 J200
LGK1509-0901F LGK1509-0901F
2
R0402 R0402 LGK1509-0901F LGK1509-0901F
RX EMIC
2
TX MP3_L 3
5
INT0
6
MP3_R
4
1
FM_ANT P5
L200 L200
C235 C235 150NH 150NH
22P 22P
L0603 L0603
ESD ESD ESD ESD ESD ESD ESD ESD ESD ESD C0402 C0402
EINT0_HEADSET P1
C206 C206
10U 10U
C0805 C0805 B203 B203
MMZ1005S102C MMZ1005S102C
L0402 L0402 INT0 ASS_ID
MP3_R MP3_L
D202 D202
PESD5V0L5UY PESD5V0L5UY
SC88 SC88
AAC reciver :
SDRP0615FJ01-F1-G
Receiver connector
ReceiverN 1 LS201 LS201
TP35MIL TP35MIL
ReceiverP 2 SDRP0615F-J04-F1-G SDRP0615F-J04-F1-G
ESD210 ESD210
ESD ESD
SPK1P ReceiverP
SPK1N ReceiverN
D203 D203
PESD5V0L5UY PESD5V0L5UY
SC88 SC88
E201 E201
N.C_SPK_PROBE N.C_SPK_PROBE
AS5016-A0G1E AS5016-A0G1E
KG300
Audio,CMOS Audio,CMOS
A3 A3
7312 7312
Thursday, August 10, 2006 Thursday, August 10, 2006 2 2
8 9 10
A
B
C
D
E
F
G
H
P1D P1D
7 7