HT-R370
SCHEMATIC DIAGRAMS-3 (PART-5)
MICOM CODEC SECTION
HT-R370
A
1
2
3
4
5
B C D E F G H
6
7
8
I J K
ROMSDO
ROMCLK
OPT1
COAX1
OPT2
COAX2
SR-
SW+
OMCK
DIGSDI
DIGSDO_DIR
DIRCS
DIRRST
SL-
SBR-
CX_SCLK
CX_LRCK
FL-
FL+
FR+
FR-
SW-
C-
C+
SR+
SBR+
SBL+
FTXD
FRXD
FCLK
FBUSY
SR_TXD
DIRCS
DIRRST
DSPCS
DSPRST
DIGSDI
DIGSDO_DSP
DIGSDO_DIR
VOLDAT
ROMSDO
APOWER
APOWE_JTAG
VDSW_SCL
SEC1H
THERMAL
REMIN
STEREO
SD
HPDET
VOLB
VOLA
ROMCS
MICDET
MICMUT
KEYINT1
KEYINT0
KEY3
KEY2
KEY1
KEY0
HDMI_PWR
INT1
INT2
VMUT
SYSIN
+10S
+12VD
APOWER
COAX2
COAX1
OPT2
OPT1
SL+
AMUT_CON
AMUT
POFF
PLLSDA
DIRINT0
FLDSDO
FLDCLK
FLDCS
FLDRST
LEDSTBY
+10S
DSPSLR
DSPSBLR
DSPCSW
DSPLR
DIR_LRCK
DIR_SDOUT
RMCK
+3.3VMPU
DIR_BCK
VOLCLK
ROMSDI
POFF2_1
IPROTECT
VDSW_SDA
MMPDETINT
MMPSCL
MMPRXD
MMPTXD
PROTECT
VOLH
MMPDET
SRRST
SRRXD
RDSCLK
CNVSS
RDSDATA
DIRCLK
DIRCLK
DSPCLK
SR_TXD
SRRST
SRRXD
GNDA
SBL-
DSPINT1
RDSCLK
THERMAL
HPDET
+10VS
+12VD_ST
POWERD
POFF
PLLSDA
VDD_SEL
TU_L
TU_R
GNDTU
GNDTU
FM_RDS
SD
STEREO
FLAC1
FLAC2
-VP-VP
+5.0VDIS
MMPDETMMPDET
MMPTXD
MMPRXD
MMPSCLMMPSCL
MMPSDA
MMPSCLMMPSCL
MMPRST
MMPDETINT
VDSWDCTL_FANCTRL
MMPDETINT
VDSW_SDA
VDSW_SCL
VMUT
VDSW_SCL
AUX_V
GNDV_AUX
AUX_V
POFF2_2
+12VD
+5VD_CODEC
+5VA_CODEC
GNDA
TU_L
DAC_SBL
DAC_SL
DAC_SBR
DAC_SR
DAC_FR
DAC_FL
DAC_SW
DAC_CT
MICOUT
AUX_L
AUX_R
GNDA_AUX
RTAD
LTAD
VOLH
SEC1H
VOLDAT
VOLCLK
IPROTECT
-12V
+12V
AMUT
PROTECT
HPDET
FLAC1
KEYINT0
MICDET
MICMUT
AUX_V
AUX_R
-VP
FLAC2
REMIN
FLDRST
FLDCS
FLDCLK
FLDSDO
KEY0
KEY1
KEY2
KEY3
+3.3S
KEYINT1
VOLA
VOLB
LEDSTBY
MICOUT
AUX_L
GNDV_AUX
GNDA_AUX
GNDA_AUX
+5.0VDIS_
-12V
+3.3VMPU
RESET
APOWE_JTAG
FTXD
FBUSY
FCLK
FRXD
CNVSS
HDMI_SCL
DSPINT1
DSPINT2
DSPINT0
DSPCS
DSPRST
DIGSDI
CX_LRCK
CX_SCLK
DSPSBLR
DSPSLR
DSPCSW
DSPLR
DIR_BCK
RMCK
DIR_SDOUT
HDMI_SDA
DSPCLK
GNDA_HDMI
DIGSDO_DSP
HDMI_PWR
ROMCS
ROMSDI
SBZ2MUT
SBZ2MUT_CON
SBZ2MUT
+12V
DIRINT0
MMPSDA
HDMI_SDA
MMPRST
HDMI_SCL
ROMCLK
SPRLCS
VDSWDCTL_FANCTRL
RLHP
RLHP
SPRLCS
SPRLF
SPRLF
SPRLF
SPRLSB
SPRLSB
SPRLB_SPB
SPRLB_SPB
SPRLCS
SPRLB_SPB
+9VTU
Z2LPMUT
RESET
BAND
SYSOUT
INT3
SBZ2MUT_CON
Z2LPMUT
DSPINT2
DSPINT0
RDSDATA
+3.3VMPU
GNDTU
GNDDG
GNDDG
HP_GND
GNDDG
GNDDG
GNDDG_HDMI
IR
IR
DIR_LRCK
TU_R
PLLSCL
PLLSCL
+5.0V
OPT1
OPT2
DIGITAL IN
COAX1
COAX2
+3.3V
+3.3V
C306-S.N:398054707T(UTSJ)
[SBL/SBR]
[FL/FR]
[Center/Sub]
[SL/SR]
UTSP
UTSP
UTSP
UTSP
+3.3VMPU
No Mic
+3.3VMPU
UTSP
UTSP
TO FLASH WRITER
BCDG-0022
SN-347342224R2
chip
chip
+5.0V
UTSP
TUNED
ST
SN-2350005R1
[SBL/SBR]
[SL/SR]
[Center/Sub]
[FL/FR]
2
4
6
8
1 3 5
7
Rear
Front
TOP-UNDER
10 12
14
16
9 11
13
15 17
18
19
20
21
22
23
24
+3.3VD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
TOP-UNDER
TO TUNER PACK
TO PART-6: K4 BAVD-0038
TO PART-9_2:D1
BAPS-0039
TO PART-7
BATRM-0029
+3.3VMPU
GNDDG
TO PART-3
BAETC-0011
TO PART-3:G2 BAAF-0002
TO PART-3 BAAF-0008
TO PART-3 BAAF-0008
TX-SR307 HT-R370
TO PART-3:B1BAAF-0002
HT-R570
TO PART-3 BAAF-0008
(GNDMIC)
-35.0V
TO PART-9:K2 BADIS-0036
TO PART-10:K8 BAHDM-0058
TX-SR307 HT-R370
HT-R570
R700
R701
R702
R703
R704
R705
R706
R707
0 0
TX-SR307
NO
0
NO
0
NO
0
NO
MPP
10K
10K
NO
0
NO
0
NO
R102
+3.3V
+5.0V0
OPEN
TUNER-Vdd
RDS
TX-SR307-MPP/MPB
HT-R370-MPP
HT-R570 ONLY
MIC
MUTIMEDIA
FAN
R506
R598
HT-R570 ONLY
MUTE
SIRIUS
HT-R570MMO ONLY
R549
RDS
P5504A
SBL/SBR
SB-MUTE
7P
9P
MPP MPB
FFC-CONNECTOR
MDD
MDC
MDF
NO
0
NO
0
NO
0
10K
NO
MMO
MMQ
NO
0
HT-R370
10K
10K
NO
0
10K
NO
10K
NO
NO
0
10K
NO
10K
NO
MPP
MDD
MDC
MDF
10K
10K
NO
10K
NO
NO
0
NO
MMO MDD
MDC
MMO
HT-R570
33K
NO
0
10K
10K
10K
10K
NO
0
10K
10K
10K
10K
10K
10K
NO
10V-Zerner
NOT USE
SN-3010469T
R152 10K
C151
104Z
R151 10K
R724
100
R153 2.2K
C624
104Z
R137
10K
R138
10K
C136 080D
C135 080D
R140
82K
R139
82K
R141
47
C141
104Z
C142
104Z
R142
47
Q401:A
NJM4580M-D
7
8
6
5
4
Q401:B
NJM4580M-D
1
3
2
Q402:B
NJM4580M-D
1
3
2
Q403:B
NJM4580M-D
1
2
3
Q404:B
NJM4580M-D
1
2
3
Q404:A
NJM4580M-D
7
4
5
6
8
Q403:A
NJM4580M-D
7
4
5
6
8
C171 104Z
C173
060D
C172
060D
C314
104Z
R312
47
R302
330
R303
330
C305 104Z
C315 104Z
R304
220
R305
47
R306
220
R307
220
R308
47
R309
220
C316 221J
C309 104Z
R314
330
R315
47
C333 330J
R319
330
R318
330
R317
330
Q171
TC7WU04FU
1
2
3
4
GND
5
6
7
8
VD
PCB
R313
150
R711
47
C625 104Z
C615
104Z
R721
10K
R410
3.3K
R400
3.3K
R430
470
R420
470
R470
180
R460
180
R401
3.3K
R411
3.3K
R421
470
R461
180
R471
180
R407
3.3K
R417
3.3K
R427
470
R437
470
R447
4.7K
R457
4.7K
R467
180
R477
180
R412
3.3K
R402
3.3K
R432
470
R422
470
R452
4.7K
R442
4.7K
R472
180
R462
180
R414
3.3K
R404
3.3K
R424
470
R434
470
R444
4.7K
R454
4.7K
R474
180
R464
180
C424
681J
C414
681J
C413
681J
R443
4.7K
R403
3.3K
R423
470
R463
180
R413
3.3K
R433
470
R453
4.7K
R473
180
C423
681J
R416
3.3K
R456
4.7K
R476
180
C426
681J
R466
180
C416
681J
R406
3.3K
R446
4.7K
C415
681J
R445
4.7K
R465
180
R405
3.3K
R415
3.3K
R475
180
C425
681J
R455
4.7K
R505
220
R513 10K
R517
10K
R51810K
R519 1M
R527
47
R528 47
R529
47
R531
2.7K
R532
10K
R540
47
R541
47
R543
47
R544
47
R546
47
R547
470
R548
1K
R550
47
R551
47
R552
47
R553
47
R555
10K
R556
47
R557
47
R558
220
R560
47
R561
47
R562
10K
R559
10K
R563
220
R564
220
R565
220
R566
220
R567 47
R569 47
R572 220
R573 220
R574
47
R579 220
R581 220
R582 220
R588
27K
R587
1K
R589
1K
R590
27K
R591 1K
R592
10K
R593
1K
R594
1K
R595
47
R596
1K
R597
10K
R598
100
R599
220
R600
47
R601
220
R602
220
R603
220
R604
220
R605
47
R607
47
R609
4.7K
R610
4.7K
R611
4.7K
R612 2.7K
R613
4.7K
R615
4.7K
R616 2.7K
R617
4.7K
R620 47K
R700
Val
R701
Val
R702 Val
R703
Val
R704 Val
R705
Val
R706 Val
R707
Val
C504104Z
C505
104Z
C506 101J
C507 101J
C512 104Z
C513 104Z
C514
102K
C515
104Z
C516 102K
C519 102K
C520 102K
C521 102K
R614 2.7K
C522 102K
C523 102K
R618 2.7K
C524 102KC527 104Z
R571 47
R181
4.7(1/2W)
R182
1(1/2W)
R320
56
R330
56
R340
3.9K
R360
10K
R321
56
R331
56
R341
3.9K
R361
10K
C312 104Z
R333
330
R334
330
R336
330
C337
330J
R337
330
R714 10K
R713
2.2K
R549
10K
R500
10K
C510 101J
C511 101J
R575 10K
R577 10K
R606 2.2K
R608 2.2K
C517 101J
C518 101J
R723
100
R584
220
R586
220
R583
47K
R619
47
R506
220
C552
104Z
R111
1M
R110
10K
C526 104Z
C528 104Z
C800 104Z
R800
NC
D181
KDS4148U
12
D182
KDS4148U
12
D183
RL1N4003
1 2
C134
104K
R171
1M
C341
CFILM2125
222J
C340
CFILM2125
222J
Q402:A
NJM4580M-D
7
8
6
5
4
C417
153J
C427
153J
C407
333J
C401
472J
C400
472J
C402
472J
C403
472J
C404
472J
C405
472J
C406
472J
C411
681J
C410
681J
C412
681J
C422
681J
C420
681J
C421
681J
C751
0.47/50
C74710/50
C408220/25
C409
220/25
C140104Z
C145
220/10
C604
4.7/50
C307 104Z
C308
100/25
C318
104Z
C306
47/25
C303
470/10
C304
470/10
C706470/16
C701104Z
C709104Z
C753
470/10
L302
BLM21PG221SN1
R316
47
Q702
S812C33AUA
I
G
O
Q703
S812C56AUA
I
G
O
Q201
KRC105S
L153
BLM18PG181SN
R530 47
R568 47
R570 47
R578
220
R576 47
R580 220
R435
470
R425
470
R426
470
R436
470
R441
4.7K
R431
470
R451
4.7K
R440
4.7K
R450
4.7K
C133
104K
R133
10
R135
220K
R136
220K
R131
75
R132
75
C132
101J
C131
101J
R134
10
C302
470/10
Q752
KRA102S
2
1
3
Q751
KRC104S
3
1
2
Q601
KRC104S
1
2
3
D110 KDS4148U
1 2
D601
KDS4148U
1
2
D701 KDS4148U
2 1
D702
KDS4148U
2 1
R409
22
R408
22
L304
BLM21PG221SN1
L301
BLM21PG221SN1
Q301
CS42518-CQ
49
49:RXP0
50
50:TXP
51
VD2
52
DGND2
53
VLS
54
SAI_SDOUT
55
RMCK
56
CX_SDOUT
57
ADCIN2
58
ADCIN1
59
OMCK
60
SAI_LRCK
61
SAI_SLCK
62
62:CX_SDIN4
63
63:CX_SDIN3
64
64:CX_SDIN2
1
CX_SDIN1
2
CX_SCLK
3
CX_LRCK
4
VD1
5
DGND1
6
VLC
7
CCLK/SCL
8
CDOUT/SAD
9
CDIN/AD1
10
CS/AD0
11
INT1
12
_RST
13
AINR-
14
AINR+
15
AINL+
16
AINL-
17
VQ
18
FLT+
19
REFGND
20
AOUTB4-
21
AOUTB4+
22
AOUTA4+
23
AOUTA4-
24
VA
25
AGND1
26
AOUTB3-
27
AOUTB3+
28
AOUTA3+
29
AOUTA3-
30
AOUTB2-
31
AOUTB2+:31
32
AOUTA2+:32
33
AOUTA2-
34
AOUTB1-
35
AOUTB1+
36
AOUTA1+
37
AOUTA1-
38
MUTEC
39
LPFLT
40
AGND2
41
VARX
42
RXP7/GP7
43
RXP6/GP6
44
RXP5/GP5
45
RXP4/GP4
46
RXP3/GP3
47
RXP2/GP2
48
RXP1/GP1
C313
104Z
R301
330
C300
470/10
R311
1.5K
C310
102J
C311
223K
R514
220
C139
220/10
C330
47/50
C320
47/50
C321
47/50
C331
47/50
D111
KDS4148U
1 2
R542
10K
C107104Z
C103
10/50
C104
10/50
C105104Z
C110
331J
C508 101J
C509 101J
R534
10K
R533
10K
L747
BLM18PG181SN
R516
220
R107
100
R103
10K
R522
47
R809
0
R811
0
R813
0
R808
0
R810
0
R812
0
R807
0
L742
BLM21PG221SN1
C744104Z
C748100/10
L303
LBC2518T4R7M
Q746
BH33FB1WG
1
VIN
2
GND
3
STBY
4
NC
5
VOUT
L500
BLM18PG181SN
Q400:B
NJM4580M-D
1
2
3
R350
10K
C350 101J
Q400:A
NJM4580M-D
7
4
5
6
8
R351
10K
C351 101J
C551
104Z
L171
LBC2518T470M
R803
NC
L131
LBC2518T2R2M
L132
LBC2518T2R2M
L134
LBC2518T470M
L133
LBC2518T470M
C336 330J
C334 330J
R521
220
R539
10K
R515 220
C102 104Z
C101 100/25
JL5501B
1
2
3
JL6610B
7
6
5
4
3
2
1
JL901B
5
4
3
2
1
P101A
1
2
3
4
5
6
7
8
9
10
11
P131
3
5
2
4
1
P2001A
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P5501A
7
6
5
4
3
2
1
P5502A
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P5503A
9
8
7
6
5
4
3
2
1
P5504A
9
8
7
6
5
4
3
2
1
P701A
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P751A
1
2
3
4
5
6
7
8
9
P8001A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Q131 74HCU04F
8
OUT4
9
IN4
10
OUT5
11
IN5
12
OUT6
13
IN6
14
VCC
1
2
3
4
5
6
7
GND
X171
HC-49US24.576MHz
X701
CSTCR6M0055-R0
U131
JSR1165-001recieving
2
GND
3
VCC
1
IN
U132
JSR1165-001recieving
2
GND
3
VCC
1
IN
R762
2.2K
R763
1K
R761 10K
C761
0.47/50
C762
C2125
105K
Q762
KRA102S
2
1
3
Q761
KRC104S
3
1
2
R806
0
Q153
R1EX25064ASA00A
1
CS
2
SO
3
WP
4
GND
5
SI
6
SCK
7
HOLD
8
Vcc
R538
10K
R536 10K
R520 220
R524 220
R502
47
R525
47
R501 47
R512 220
R509 220
R102
0
R101 10
R113
220
R114
220
R115
33K
D112
MTZJ10VD
Q111
2SC2235-Y
C111
47/50
C112
104Z
R112
22(1W)
C301 103K
C106
331J
C113
221J
Q101
LC72725V
1
RDSID
2
RDDA
3
VREF
4
MPXIn
5
Vdda
6
Vssa
7
FLout
8
C In
9
TEST
10
MODE
11
Vssd
12
Vddd
13
XIn
14
Xout
15
RST
16
RDCL
R371
1K
R771 10K
TP01
Q701
M306
81
P07/AN07/D7
82
P06/AN06/D6
83
P05/AN05/D5
84
P04/AN04/D4
85
P03/AN03/D3
86
P02/AN02/D2
87
P01/AN01/D1
88
P00/AN00/D0
89
P107/AN7/KI3
90
P106/AN6/KI2
91
P105/AN5/KI1
92
P104/AN4/KI0
93
P103/AN3
94
P102/AN2
95
P101/AN1
96
AVSS
97
P100/AN0
98
Vref
99
AVcc
100
P97/ADTRG/SIN4
1
P96/ANEX1/SOUT4
2
P95/ANEX0/CLK4
3
P94/DA1/TB4IN
4
P93/DA0/TB3IN
5
P92/TB2IN/SOUT3
6
P91/TB1IN/SIN3
7
P90/TB0IN/CLK3
8
BYTE
9
CNVSS
10
P87/XCIN
11
P86/XCOUT
12
RESET
13
XOUT
14
VSS
15
XIN
16
VCC1
17
P85/NMI
18
P84/INT2
19
P83/INT1
20
P82/INT0
21
P81/TA4IN/U
22
P80/TA4OUT/U
23
P77/TA3IN
24
P76/TA3OUT
25
P75/TA2IN/W
26
P74/TA2OUT/W
27
P73/CTS2/RTS2/TA1IN/V
28
P72/CLK2/TA1OUT/V
29
P71/RXD2/SCL2/TA0IN/TB5IN
30
P70/TXD2/SDA2/TA0OUT
31
P67/TXD1/SDA1
32
P66/RXD1/SCL1
33
P65/CLK1
34
P64/CTS1/RTS1/CTS0/CLKS1
35
P63/TXD0/SDA0
36
P62/RXD0/SCL0
37
P61/CLK0
38
P60/CTS0/RTS0
39
P57/RDY/CLKOUT
40
P56/ALE
41
P55/HOLD
42
P54/HLDA
43
P53/BCLK
44
P52/RD
45
P51/WRH/BHE
46
P50/WRL/WR
47
P47/CS3
48
P46/CS2
49
P45/CS1
50
P44/CS0
51
P43/A19
52
P42/A18
53
P41/A17
54
P40/A16
55
P37/A15
56
P36/A14
57
P35/A13
58
P34/A12
59
P33/A11
60
P32/A10
61
P31/A09
62
VCC2
63
P30/A8(/-/D7)
64
VSS
65
P27/AN27/A7(/D7/D6)
66
P26/AN26/A6(/D6/D5)
67
P25/AN25/A5(/D5/D4)
68
P24/AN24/A4(/D4/D3)
69
P23/AN23/A3(/D3/D2)
70
P22/AN22/A2(/D2/D1)
71
P21/AN21/A1(/D1/D0)
72
P20/AN20/A0(/D0/-)
73
P17/D15/INT5
74
P16/D14/INT4
75
P15/D13/INT3
76
P14/D12
77
P13/D11
78
P12/D10
79
P11/D9
80
P10/D8
R523 220
R526 220
R108
100
L101
BLM18PG181SN
R173
47
L173
LM182
L311 LM182
L313 LM182
L741
BLM18PG181SN
L743
BLM18PG181SN
L744
BLM18PG181SN
L746
BLM18PG181SN
R712
1K
Q756
KRC102S
R537
10K
R535
10K
R511
10K
C708100/10 C707100/10
C702100/10
C705100/10
R508 10K
0
R805
0
R814
0
R815
C613
C2125
105K
C746105Z
C745106K
Q753
KRA107S
Q754
KRC102S
R722
220K
Q755
KRA107S
C108150J
C109
150J
X101
HC-49USSMD4.33MHz
F
F
EUROPEAN MODEL ONLY
E
220/240V AREA ONLY
D
MUTIMEDIA
D
HT-R370 ONLY
G
H
A
DIGITAL IN
A
HT-R570 ONLY
B
B
HT-R570 ONLY
C
C
HT-R570 ONLY
E
EUROPEAN MODEL ONLY
HT-R570MMO
HT-R570 MDD
HT-R570 MDC
TX-SR307
HT-R370
G
H
YES
N.C
N.CYES YES
YES
MMO MMA
HTR-570 ONLY
HT-R570 ONLY
DAC_SL
DAC_SR
DAC_FR
DAC_FL
DAC_SW
DAC_CT
MICOUT
AUX_L
AUX_R
GNDA_AUX
RTAD
LTAD
TO PART-3:D2 BAAF-0002
P5502A
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
N.C
N.C
N.C
GNDA
TX-SR307 HT-R370 ONLY
HT-R570 ONLY
U002
MICOM CODEC PC BOARD
<Note>
1. NC = No mount of parts.
2. PART-x : XY is short for Schematic Diagrams-x and each sockets location, X = A to K, Y = 1 to 7.
AUDIO DIGITAL SIGNAL
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