Hisense MT5659AUHT Service Manual page 50

5
N3-3
AR0_ADAC
AD26
AIN_R0 AL0_ADAC
AE25
AIN_L0
AF25
AIN_R1 AR1_ADAC
AD25
AIN_L1 AL1_ADAC
AIN_R2 AC25
AIN_R2
AIN_L2 AE26
AIN_L2
CPN
CPP
VEE
D
VEE_LO
AVDD33_ADAC
AVDD33_AADC AF23
AVDD33_AADC
ASPDIFI
ASPDIFO
VMID_AADC AE24
VMID_AADC
C125 C126 AOBCK
AOLRCK
100n/16V AOMCLK
1u/16V
AVSS33_CLN T18
AVSS33_CLN AOSDATA0
AOSDATA1
AOSDATA2
MT5659
SPEAKER Amplifier
C
VCC_A
C61
R783
100u/25V
10R
C65
1u/25V
MUTE_AMP
R489
AMP_INR C756 1u/16V
R106
R611 1k/NC 0R C704 1u/16V
100R
R734
R612 1k/NC 0R C779 1u/16V
R490
AMP_INL
C791 1u/16V
C706 1u/16V
100R
R716 4.7k/NC
C748 C753
C755 1u/16V
47n/16V
47n/16V
R740 0R
R492 0R
R485
100k/NC 100k/NC
VCC_A
B
HeadPhone
DVDD3V3
R132
AR0_ADAC R250 0R
10k
AL0_ADAC R251 0R
R133 R134
HP_DET
100R 100R
靠近IC端 RV6
C146
100n/16V
AVLC18S02015/NC
A
5
4
Analog Power
AB22 AR0_ADAC
AC22
AL0_ADAC
AC24 AMP_INR
AC23 AMP_INL AVDD3V3
AVDD33_ADAC
P18 1
TP_CPN
P19 1 C57
TP_CPP
100n/16V
AA20 C321 2.2u/10V
AA21 2.2u/10V
C322
AF24 AVDD33_ADAC
AVDD3V3
AE3 ASPDIFO1
AF2 ASPDIFO0
AVDD33_AADC
AD2 1
TP_BCK1
AD3 1
TP_LRCK1
AD1 1
TP_MCK1
AE1 1
TP_DATA1
AE2
AD4
VCC_A
C747
C705
C64
C62
C63
1n/50V
10u/16V
1n/50V 100u/25V
10u/16V
N14
L32
TPA3110D2
BLM21PG220SN1D/NC
C790
1 26 L8 15.0 uH
SD BSPL
2
FAULT
220n/25V
25
OUTPL
3
LINP L33
4 23
LINN OUTNL
BLM21PG220SN1D/NC
C795
11 22 L9 15.0 uH
RINN BSNL
12
RINP 220n/25V
C714
R101 9 21
L10
GVDD BSNR
10
10k
PLIMIT 220n/25V
20 BLM21PG220SN1D/NC
OUTNR
5
GAIN0 L35
6 18
GAIN1 OUTPR
C788
17 L11
BSPR
R758 13
NC
220n/25V L36
BLM21PG220SN1D/NC
XS5
2
R
1
L
3
SW
4
GND
4
3
SPDIF OUT
C58
10u/16V
C59
100n/16V
VCC_A
12VS Power off mute
5V
L15
STPB2012-121PT
L26
R272
1k/NC
STPB2012-121PT
C672
C752
C149
1n/50V/NC 470n/50V
R274
C673
C767 100k/NC
1n/50V/NC 470n/50V 47u/25V/NC
ROUT+ 4
ROUT- 3
LOUT- 2
15.0 uH LOUT+ 1
C674
C766
XP13
1n/50V/NC 470n/50V
12VS
C675
C784
470n/50V
1n/50V/NC
15.0 uH
Power on mute
3
2
5V
L41
BLM18PG181SN1
C133
C134
10u/10V 100n/16V
XS15
GQ-101\Reflow
C136
R112
ASPDIFO0 SPDIFOUT 1
2
100R
100n/16V
3
R113
C135
10k
33p/50V
VD20
R271
1N4148W /NC
1k/NC
R235
AMP_MUTE
0R
R236
R242
VD28
47k/NC 4.7k
1N4148W /NC
R273
2 3
0R/NC
V40
VD21
MMBT3906LT1 /NC
1 2
1N4148W /NC
AMP mute
VD22 BAT54C
1
3 R239
C206
R270
2
R275
1k/NC
3.3VS
47u/25V/NC
47k/NC
VD8
R241
1N4148W/NC
R537
100k/NC
10k/NC
VD9
请测试直流待机后交流关机是否
AMP_MUTE 1 2
会爆音，以调整R994。
1N4148W/NC
2
1
4,5,6,7,8,9,10,11,12,13
GND
OSCL0
5,8,10,13 OSCL0
OSDA0
5,8,10,13
OSDA0
AIN_R2
AIN_R2
6
AIN_L3
AIN_L2
6
ASPDIFO1
11 ASPDIFO1
HP_DET
HP_DET
12
SPDIF AMP_MUTE
12 AMP_MUTE
VCC
12VS
GND
14 12VS
MUTE_AMP
5V
R240
10k/NC
MUTE_AMP
10k/NC 1 V41
R269
4.02k/NC
MMBT3904LT1 /NC
Hisense Electric Co.,LTD
Title Title Title
MT5655 MT5655 MT5655
Size Size Size Document Number Document Number Document Number
Custom Custom Custom
Date: Date: Date: Wednesday, October 25, 2017 Wednesday, October 25, 2017 Wednesday, October 25, 2017 Sheet Sheet Sheet 8 8 8 of of of 15 15 15
1
D
C
B
A
Rev Rev Rev
1.0 1.0 1.0