LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.11 Microphone Trouble
Check Points
-18pin IO connector
-Passive Parts soldering Status
TP1 (R214), TP2 (C222) : Mic path
-> Audio signal Check
4. TROUBLE SHOOTING
- 66 -
TP1
TP2
TEST POINT
VA205
0.1u
C220
DNI
R225
0
R227
22n
C224
C221
10u
1K
R214
39p
C217
C223
DNI
SPM0204LE5-QB
2
G1
3
G2
G3
4
G4
6
OUT
1
5
PWR
MIC200
DNI
C225
100nH
L200
L201
100nH
MICBIAS
C222
22n
MICIN
MICIP
CIRCUIT
TP 2
TP 1
Содержание KP151Q
Страница 1: ...Service Manual Model KP151Q Service Manual KP151Q Date September 2008 Issue 1 0 Internal Use Only ...
Страница 107: ... 108 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 127: ...Note ...
Страница 128: ...Note ...