Earphone Trouble - LG KP175 Service Manual

4. TROUBLE SHOOTING

4.11 Earphone Trouble

TEST POINT
C233
C226
R222
CIRCUIT
R218
C220 0.1u
AUXIN
AUXIP
C226 0.1u
C230
HS_OUT_L
C232
DNI
HS_OUT_R
LGE Internal Use Only
2V5_VMIC
1.5K
C224 C225
10u DNI
R222
2.2K
ACC_DETECT
C229
39p
39p
IO_P6
C233 C234
IO_P7
39p 39p
JACK_DETECT
RPWRON
DSR
CN202
Figure 4.11
VBAT
2V8_VEXT
R224 R226 R225
100K 100K DNI
R227 0
FB801 1800
FB802 1800
R230
47
Copyright © 2008 LG Electronics. Inc. All right reserved.
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FB802
R227
R218
CN202
21
19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Only for training and service purposes