Panasonic KX-PRX120W Service Manual page 65

MTK MIC
[11] MICP_ANDROID
[11] MICN_ANDROID
MTK RECEIVER
close to IC
[3] HSN
100pF
[3]
HSP
MTK Earphone
[3] MICN1
Close to BB
[3] MICP1
RECEIVER
B410
[11] RECP
B411
[11] RECN
Close to MIC
Digital Microphone is reserved
B401
0402
B402
100pF
C428
C434 C433
33pF 33pF
0402 0402
tie together and single via to GND plane
B412
C403
0402 B413
C404 C407
33pF 33pF
0402 0402
[3] EARBIAS
Close to MIC
R408
0603
560R
C454 10uF
AU_VIN1_N1
R411 Close to CON401
560R
C402
0402
100pF tie together and single via to GND plane tie together and single via to GND plane
C416
33pF
0402
C406
100pF
0402
C405
C408
33pF
33pF
0402
0402
65
VMIC
Close to BB
0402 R401
1K
R405
1.5K
C430 1uF
MICP0
C431
0402
10uF
C432 1uF
0603
MICN0
0402
R406
1.5K
R412
1K
RECN_ANDROID [11]
RECP_ANDROID [11]
GND of C454(10uF) and headset GND of C454(10uF) and headset
should tie together and single should tie together and single
via to GND plane via to GND plane
HPM_ANDROID [11]
REC2
KX-PRX120W/KX-PRXA10W
[3]
[3]