Only For Training And Service Purposes - LG MG370 Service Manual

3. TECHNICAL BRIEF
MIC_P
MIC_N
C200
HS_MIC_N
C204
HS_MIC_P
HS_MMI_L
MLED1 HS_MMI_R
MLED2 TXD
RXD
HS_DETECT
RPWRON
DSR
TXD
RXD
LGE Internal Use Only
C227
39p
L205
C229
1K
C230
18p
L206 C232
1K
Figure 3-10-4 Main Microphone interface
VMIC
R200
1.5K
R201
0.1u
2.2K
0.1u
C206
39p
C213 22u
C215 22u
Figure 3-10-5 Headset interface
VMIC
R217
1K
C228 R219
39p
10u 2.2K
C226
0.1u
C231
39p
0.1u
R221
C235
39p
2.2K
2V85_VIO
L200 100nH
R294 47
C212
39p
L201 100nH
L202 100nH
R299 0
R298 0
FM_ANT
Copyright © 2007 LG Electronics. Inc. All right reserved.
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MIC200
1
2
OB4-15L42-C33L
HSEJ-18S04-25R
21
19
1
2
3
R205 4.7 4
R206 4.7 5
R207 47
6
R208 47 7
R209 47
8
9
10
R211 1K 11
12
13
R212 47
14
15
R213 NA
16
R214 NA
17
18
20
22
CN201

Only for training and service purposes