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HCD-GTX999
HCD-GTX999
43
43
• See page 35 for waveforms. • See page 48 for IC Block Diagrams. • See page 55 for IC Pin Function Description.
6-30. SCHEMATIC DIAGRAM - DISPLAY Board -
1.5
1.5
1.5
0.2
0.2
0.2
0.1
0.1
3.3
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
11.8
5.4
7.4
7.4
1.2
11.8
5.1
7.4
1.2
4
1.6
3.3
0
0
2.2
0
0.2
0
0
0
0
1.7
0.1
0.1
0
0
0.2
0
2.5
3.3
3.3
3.3
3.3
3.3
0
0
0
0.4
1.6
0
1.8
1.4
3.3
3.3
1.2
1.2
1.8
3.7
3.7
0.4
1.4
3.6
3.6
0.6
0
3.3
3.5
3.3
0.2
0
3.3
3.5
3.3
0
0.5
3.3
3.5
1.8
1000p
C712
10V
100
C717
5MHz
X701
0
R713
10k
R717
10k
R709
0.1
C716
10k
R741
10k
R746
0.1
C774
0.1
C798
100
R797
NJL24H400B
IC711
100
R711
0.22
C711
470p
C766
50V
10
C759
0.1
C760
2.7k
R756
1k
R759
1
C761
1
C752
1
C763
0.047
C758
10k
R755
1k
R758
0.047
C757
0.022
C755
1
C765
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NJM2760V-TE2
IC751
1k
R761
50V
C768
2.2
1
C751
1k
R757
5.6k
R754
0.022
C756
4700p
C754
1
C762
6.8k
R753
1k
R760
4700p
C753
1
C764
56k
R752
470p
C767
33k
R751
220
R722
33k
R723
MAZ8075GMLS0
D721
50V
10
C721
50V
10
C722
100V
0.1
C723
22k
R728
15k
R726
12k
R727
5.6k
R1725
5.6k
R725
22k
R1728
12k
R1727
220
R721
100
R795
100
R794
100
R793
100
R792
3.3k
R777
3.3k
R775
3.3k
R774
3.3k
R773
220
R781
330
R782
1000p
C782
0.1
C783
0.1
C784
0.1
C785
0.1
C788
RT1N141C-TP-1
Q702
RT1N141C-TP-1
Q704
RT1N141C-TP-1
Q705
16V
100
C705
0.1
C706
10V
100
C797
0.1
C799
3.3k
R785
3.3k
R765
100
R791
47k
R742
47k
R743
0.1
C741
0.1
C742
0.1
C743
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SN74LV123APWR
IC741
MC2836
D742
10k
R744
10V
100
C701
0.1
C702
1
2
3
100
R701
100
R702
100
R703
100
R704
100
R706
100
R707
100
R729
100
R730
100k
R712
2SC3052EF-T1-LEF
Q741
1k
R745
RT1P137L-TP
Q701
RT1P137L-TP
Q703
1
2
3
4
5
5P
CN704
STANDBY LED
POWER SW
DGND
LED BAR 1
LED BAR 2
1
2
3
4
4P
CN705
SHUFFLE PLAY KEY
GND
LED SEL B
LED BAR 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17P
CN706
M-GND
M+12V
STBY LED
DISPLAY KEY
POWER KEY
GC RST
SIRCS
GC CLK
GC DATA
D+3.3V
SA SIGNAL
D+3.3V
D-GND
D-GND
VG
VF2
VF1
17P
CN703
15k
R1726
FL721
1
6
7
8
9
10 11 12 13
32 33 34 35 36 37 38 39
44
100
R714
100
R731
100
R732
100
R734
100
R733
100
R715
33k
R772
100
R705
1
2
3
4
5
6
7
8
9
9P
CN701
D-GND
TXD
RTS
D+3.3V
CLK
RXD
CNVss
RESET
D-GND
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 27 28 29 30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
S701
S702
DISPLAY
IC711
IC741
IC751
DISPLAY BOARD
FLUORESCENT
INDICATOR TUBE
REMOTE CONTROL
RECEIVER
BAND-PASS
FILTER
Q701,702
REGULATOR
(NC)
Q703,704
REGULATOR
DATA
SELECTOR
SWITCH
LED DRIVE
A
18
H
19
17
11
G
5
D
4
12
B
14
C
15
16
2
M
L
6
E
K
9
7
8
3
F
10
13
1
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299