Blu Touchbook 7.0 3G, Service Manual

Page: 23 / 45

5
Handset Microphone 1
Analog MIC
Close to MIC
2 FB1002 FB0402 MIC_VIN0_P
CON2_0.8MM 4 MIC+ C404
CN403 3 1 100pF
D
MIC-
6.3V
FB1003 FB0402 MIC_VIN0_N C0201
C405 C406
6.3V
33pF 33pF
6.3V
C0201 C0201
4
Close to BB
MICBIAS0
R401 C407 100nF
1K/1%
6.3V C0201
R0201
R402 1.5K/1%
R0201
C408 1uF
C0402
AU_VIN0_P [3]
6.3V C410
10uF
C409 1uF 6.3V
C0402
AU_VIN0_N [3]
C0603
6.3V
R403
1.5K/1%
R0201 [3]
[3]
R404 1K/1%
R0201
3
Earphone Audio
close to IC
Reserve bead+C footprint for FM
performance tuning
C419 C420
22pF/NC
6.3V 6.3V
22pF/NC
C0201 C0201
FB407 C417 22uF 6.3V R405 100R
AU_HPL BLM15HD102SN1
C0603
R0201
FB408 C418 22uF
6.3V
R406 100R
AU_HPR BLM15HD102SN1 C0603 R0201
2
same power domain
VIO18_PMU
close to connector
R410
470K
R0201
R411 47K
[2] EINT15_HP R0201
HP_MP3L FB409 BLM15HD102SN1
HP_MP3R FB410 BLM15HD102SN1
C421
33pF
6.3V
C0201 C422
33pF
6.3V
C0201
1
(1) iPhone : L-R-G-M
(2)
瓣夹
: L-R-M-G (V)
D
EAR_L JP3
EAR_R EAR_MIC 2 2
EAR_DET 5
EAR_DET 5
EAR_L 4
EAR_FM EAR_R 3 4
EAR_MIC EAR_FM 1 3 1
NJP372-102T
HANDSET RECEIVER
close to IC close to connector
[3] HSN FB405 BLM15HD102SN1 HSN_CON 1 HANDSET-1 TP_0.4MM
C411 100pF C414
6.3V
100pF
C C0201 6.3V C0201
[3] HSP FB406 BLM15HD102SN1 HSP_CON 1 1 TP_0.4MM
C412 C413 C415 C416 测试点焊盘 1.5mm ，两焊盘间距 2mm
33pF 33pF 33pF 33pF 20131023
6.3V 6.3V 6.3V 6.3V
C0201 C0201 C0201 C0201
Earphone MICPHONE
Close to BB Close to MIC
[3] AU_VIN1_N C423 100nF AU_VIN1_N1
MICBIAS1
GND of C(4.7uF) and headset
should tie together and single
C
via to GND plane
R412 1K
R0201
when choose AUTO,please R416,R418,R411,R414 NC
when choose OMTP,please R416,R418,R415,U401 NC
C428 4.7uF
VBAT C435 2.2uF
C0603
FB412 50 6.3V
L0603 C430 C431 U402
10uF 100nF AW8736
6.3V 6.3V
C2P
D1
C0603 C0201
[2] SPK_EN R423 33R A4 SHDN C2N_0
B1
B
R0201 C2N_1
B2
B
4
VOP
C432 22nF R424 R0402 56K A2
[3] AU_HPL C02016.3V INN
D4
[3] AU_HPR C433 22nF/NC C02016.3V R425 R0402 56K A1 INP VON
D
3
C441 C434 PVDD
22nF 220pF C0201
C0201
6.3V
C426
33pF
C425 6.3V C0201
100pF
6.3V
C0201
C427
33pF
6.3V
[3] AU_VIN1_P C424 100nF
C0201 C0201
6.3V
R414 1K
[3] ACCDET R0201
Speaker
TP1929
TP_0.6MM
C436
2.2uF
C0603
6.3V
FB413 DCR 0.05 SPKL_P CON2_0.8MM
BLM18EG221SN1D,0603,220R,2A,SMD 1 3
L0603 4
FB414
DCR 0.05
SPKL_N 2
BLM18EG221SN1D,0603,220R,2A,SMD L0603
C437 C438 CN402
C439 1nF 1nF
4.7uF
C0603 25V C0201 25V C0201
C
0
4
0
2
R
4
1
3
6.3V
C
l
o
s
e
t
o
EarJack
1.5K R0201
tie together and single via to GND plane
HP_MIC
together then single
via to main GND
when choose CTIA,please
R411,R414,R415,U401 NC
R415 0R/NC
R0201
R416 0R
R0201
FB411
BLM15HD102SN
1 EAR_FM
EAR_MIC
20140317
ES
D 对策
R418 0R
R0201
R419 0R/NC
R0201
L401
82nH
L0402
R420 0R
R0201
CTIA 标准 : R415 ，
R419
；
OMTP 标准 : R416 ，
R418.
FM_ANT [10]
FM_RX_N_6627 [10
1