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華
碩
電
腦
華
碩
電
腦
10. ACOUSTICS
10.1 HANDSET
10.1.1 Introduction
The purpose of this test is mainly verifying the handset microphone、
speaker and receiver function.
M530w has three kinds of the audio output and input
Type
Handset
Hand free
Headset
[9]
MICAMP_O
2
1
C319
R317
100PF/50V
100KOhm/1%
2
1
[9]
MIC2_IN
[9]
MIC2_IP
2
1
C325
R321
100PF/50V
100KOhm/1%
2
1
VSS_CCA
Utilize the handset microphone and receiver.
Utilize the handset microphone and speaker.
Utilize the handset earpiece.
C320
MICOB_IN
1
2
2
1
R318
1UF/6.3V
30KOhm/1%
R320
C323
MICOB_IP
1
2
2
1
30KOhm/1%
1UF/6.3V
Microphone circuit
26
TSD ■ Lv3Lv4 Repair Manual
Comment
Microphone
U16
MICOB_0
1
OUTPUT
1
2
C
GAIN CONTROL
_ G
2
C321
SPM0208HE5-SB
B
O
100PF/50V
I C
1
M
2
VSS_MIC
R319
0Ohm
2
C
_ G
1
B
O
I C
M
2
C324
1UF/10V
1
VSS_MIC
MICOB_VD
2
2
C334
100PF/50V
1
VSS_MIC
VLDO13_MICBIAS
4
POWER
3
GND
1
VSS_MIC
C322
10UF/10V
2
R326
1
0Ohm
VSS_MIC
ASUS Proprietary
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