HT-GT1
HT-GT1
34
34
6-5. SCHEMATIC DIAGRAM - MAIN Section (2/5) -
1.7
2.4
1.6
1.2
1.6
4.9
2.5
2.5
2.5
2.5
1.7
2.4
1.6
1.2
1.6
4.9
6.2
6.2
6.2
12.4
6.2
6.2
6.2
12.4
12.4
12.4
6.2
6.2
6.2
6.2
6.2
12.4
6.2
6.2
6.2
6.2
6.2
6.2
12.4
6.2
6.2
6.2
6.2
3.3
3.3
-0.5
1.2
0
0
17.9
17.9
17.9
17.9
17.9
17.9
0
0
0
0
0
17.9
17.9
17.9
17.9
17.9
17.9
1.1
3.2
1.9
1.9
1.9
3.2
3.2
1.9
1.9
0.9
3.3
12.4
1.9
12.4
12.4
29.1
36.2
36.2
17.4
17.4
17.4
36.2
17.4
36.2
29.1
29.1
36.2
36.2
17.4
17.4
3.2
12.4
29.1
17.4
17.4
36.2
36.2
12.4
0
0.7
+12V
BA4558F-E2
IC006
1
2
3
VEE
4
5
6
7
VCC
8
TAS5613APHDR
IC002
OC_ADJ
1
RESET
2
C_STARTUP
3
INPUT_A
4
INPUT_B
5
VI_CM
6
GND_7
7
AGND
8
VREG
9
INPUT_C
10
INPUT_D
11
FREQ_ADJ
12
13
OSC_IO-
14
SD
15
OTW1
16
OTW2
17
CLIP
18
READY
19
M1
20
M2
21
M3
22
GND_23
23
GND_24
24
GVDD_C
25
GVDD_D
26
BST_D
27
OUT_D_28
28
OUT_D_29
29
PVDD_D_30
30
PVDD_D_31
31
GND_D_32
32
GND_D_33
33
GND_C_34
34
GND_C_35
35
OUT_C_36
36
OUT_C_37
37
PVDD_C_38
38
PVDD_C_39
39
BST_C
40
BST_B
41
PVDD_B_42
42
PVDD_B_43
43
OUT_B_44
44
OUT_B_45
45
GND_B_46
46
GND_B_47
47
GND_A_48
48
GND_A_49
49
PVDD_A_50
50
PVDD_A_51
51
OUT_A_52
52
OUT_A_53
53
BST_A
54
GVDD_A
55
GVDD_B
56
GND_57
57
GND_58
58
NC_59
59
NC_60
60
NC_61
61
NC_62
62
PSU_REF
63
VDD
64
BA4558F-E2
IC007
1
2
3
VEE
45
6
7
VCC
8
LINE_MUTE
RY001
PVDD
DC_OFFSET
F_SPK_RELAY
O-DAMP-RESET
PVDD_GND
PROTECT_DET
BA4558F-E2
IC001
1
2
3
VEE
4
5
6
7
VCC
8
BA4558F-E2
IC003
1
2
3
VEE
4
5
6
7
VCC
8
DGND
JL016
JL018
JL012
JL010
AVDD+5V
JL013
JL008
JL015
AMP_BCK
JL011
AMP_DATA_SW
JL002
JL009
JL014
AMP_LRCK
JL017
PCM1754DBQR
IC005
BCK
1
DATA
2
LRCK
3
DGND
4
NC
5
VCC
6
VOUTL
7
VOUTR
8
AGND
9
VCOM
10
ZEROA
11
TEST
12
DEMP
13
MUTE
14
FMT
15
SCK
16
JL007
AMP_MCK
PCM1754DBQR
IC004
BCK
1
DATA
2
LRCK
3
DGND
4
NC
5
VCC
6
VOUTL
7
VOUTR
8
AGND
9
VCOM
10
ZEROA
11
TEST
12
DEMP
13
MUTE
14
FMT
15
SCK
16
+12V
AMP_DATA_LR
CN2001
TB003
2P
SW+
1
SW–
2
12V_GND
10uH
L006
10uH
L005
10
R077
10
R076
10
R075
10
R078
10
C016
0.1
C017
0.1
C014
10
C013
10
R072
10
R071
10
R074
10
R073
CL003
CL015
2.2k
R098
2.2k
R097
2.2k
R094
2.2k
R095
2.2k
R096
2.2k
R093
1k
R099
10
C040
0.001
C038
0.001
C035
10
C039
0.001
C042
0.001
C041
0.1
C037
10V
100
C121
16V
100
C120
0.1
C122
2.2k
R110
2.2k
R109
0
R125
10k
R057
10k
R059
10k
R058
100p
C003
0.1
C020
10
C005
100
R061
0
R126
10k
R054
10k
R055
0
R056
10k
R116
100p
C001
10
C004
100
R060
CL005
CL006
CL008
CL001
CL007
CL002
100
R001
0
R067
10k
R068
100
R066
10k
R070
10k
R119
100p
C009
4.7
C008
4.7
50V
C007
100
R065
0
R064
10k
R063
10k
R120
10k
R062
100p
C006
0.1
C021
10k
R025
0.1
C093
0.0047
C089
1
C092
10k
R008
10k
R006
100
R004
15k
R007
15k
R005
220p
C096
3.3
R017
3.3
R016
0
R012
0
R011
0.1
C100
0.1
C103
0.1
C102
2.2
C105
C111
220p
C110
220p
SK310A-R3
D012
0
R113
1/2W
R019
10
0
R112
E
ET002
E
ET001
4.7
C029
4.7
C028
2.2k
R083
1k
R101
2.2k
R117
2.2k
R084
2.2k
R091
2.2k
R080
2.2k
R085
2.2k
R086
2.2k
R081
0.1
C026
0.001
C023
0.001
C027
CL014
CL013
0.001
C030
0.001
C034
4.7
C032
LTA014EUBFS8TL
Q013
2.2k
R087
2.2k
R088
2.2k
R089
0
R124
2.2k
R090
2.2k
R079
2.2k
R092
2.2k
R082
0.001
C033
0.001
C022
1k
R103
2.2k
R118
1/2W
R020
10
1/2W
R021
10
0.1
C107
0.1
C106
2.2
C108
C116
220p
C112
220p
C115
220p
2.2
C109
C117
220p
SK310A-R3
D010
SK310A-R3
D011
50V
470
C050
50V
470
C051
10k
R028
10k
R029
50V
470
C052
0
R053
10k
R031
10k
R030
50V
2200
C053
1
C061
0.0022
C070
0.0022
C071
0.0022
C068
0.0022
C069
1
C060
50V
1000
C063
2W
330
R052
2W
330
R027
3.3
R035
3.3
R034
2W
330
R026
2W
330
R051
3.3
R038
3.3
R039
0.022
C079
0.022
C076
0.022
C078
0.022
C077
50V
1000
C062
0.1
C123
E
ET003
DA2J10100L
D008
C126
0.1
E
ET010
0.01
C088
0.01
C087
0.01
C085
0.01
C086
0.0047
C084
0.0047
C083
CL010
CL009
CL011
CL012
0.0022
C067
1
C058
0.022
C072
0.022
C073
0.022
C075
1
C059
0.022
C074
0.0022
C066
0.0022
C065
0.0022
C064
3.3
R036
3.3
R032
3.3
R033
3.3
R037
50V
470
C049
0.1
C097
0.1
C099
0.1
C101
C114
220p
C113
220p
4.7
C098
0.1
C012
2.2
C104
0
R009
3.3
R015
1/2W
R022
10
3.3
R014
SK310A-R3
D009
2.2k
R049
220k
R042
220k
R045
220k
R046
220k
R048
220k
R040
220k
R043
220k
R044
10k
R050
220k
R041
220k
R047
10
C081
47
C080
10
C082
100
R108
100k
R107
100
R121
50V
2.2
C046
2PB709ART
Q006
2PB709ART
Q007
2PB709ART
Q005
2PB709ART
Q004
2PB709ART
Q002
2PB709ART
Q003
Q008
Q012
CL016
CL017
CL018
CL019
JL003
E3.3V
0
R111
4.7
C031
10
C015
10
C018
AVDD+5V
E3.3V
E3.3V
PROTECT_DET
IC002
POWER AMP
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
IC003
PRE AMP
IC001
PRE AMP
IC006
DAC LPF
IC007
DAC LPF
IC005
D/A CONVERTER
IC004
D/A CONVERTER
MAIN BOARD (2/5)
(NOT USE)
50V
50V
50V
50V
16V
16V
16V
16V
50V
63V
63V
LSCR523UBFS8TL
DC DETECT
63V
63V
-1
-2
LSCR523UBFS8TL
RELAY DRIVE
SPEAKERS
FRONT
R
L
(SUBWOOFER)
SP1
MAIN
>113S
(5/5)
BOARD
MAIN
BOARD
>112S
(5/5)
MAIN
BOARD
>110S
(4/5)
MAIN
BOARD
>117S
(5/5)
MAIN
BOARD
>107S
(1/5)
BOARD
MAIN
>111S
(3/5)
10
11
12
13
14
15
G
16
H
17
I
18
F
20
M
21
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
19
8
9
22
Q002 - 007
OVER LOAD DETECT
+
+
–
–
• See page 46 for IC Block Diagrams.
Note:
When the IC002 on the MAIN board is replaced, refer to
“NOTE OF REPLACING THE IC002 ON THE MAIN
BOARD AND THE COMPLETE MAIN BOARD” on page 5.
(Page 35)
(Page 33)
(Page 37)
(Page 36)
(Page 37)
(Page 37)