62
62
HCD-GTX777/GTX787/GTX888
HCD-GTX777/GTX787/GTX888
123456789
1
0
1
1
1
4
1
5
12
13
A
B
C
D
E
F
G
H
I
J
6-30.
SCHEMA
TIC DIA
GRAM — MIC BO
ARD —
• Ref
er to pa
g
e
67 IC Bloc
k Dia
grams.
G
POWER
BOARD
CN601
(Page 54)
H
MAIN BOARD
(1/4)
CN101
(Page 45)
IC
1
100
(1/3)
IC
1
100
(2/3)
IC1
1
0
0
(2/3)
MIC BOARD
C1
104 0.1
JL1012
JL1004
JL1003
A1
100 (GROUND PLA
TE)
JL1008
0.1
C1
106
C1
105
470PF 100V
C1
155
470PF 100V
JL101
1
MC2840-T1
12-1
D1
101
JL1009
JL1005
MC2840-T1
12-1
D1
104
1
8
3
4
5
6
7
8P
NO908
HP
DETECT
A+9V
AUDIO L
AUDIO GND
AUDIO R
MIC AGND
MIC SIGNAL
JL1006
JL1010
+
-
NJM4558V
-TE2
MIC AMP
MIC AMP
MIC AMP
IC1
100
5
6
7
50k
R
V
1150
C1
164 0.1
10k
R1181
100
R1
137
+
-
NJM4558V
-TE2
IC1
100
(2/3)
(3/3)
(1/3)
3
2
1
16V
100
C1
190
10V
220
C1
189
47p
C1160
NJM4558V
-TE2
IC1
100
8
POWER
4
GND
1k
R1
180
100k
R1
189
C111
0
220p
R1
173 10k
4.7k
R1183
4.7k
R1182
100k
R1177
100
R1
187
1000p
C1
192
1000p
C1
193
1
2
3
3P
CN909
HP
R
HP
GND
HP
L
A1
101 (GROUND PLA
TE)
L
J1
102
0.001
C1
157
1k
R1
175
50V
2.2
C1
158
4.7k
R1141
8.2k
R1140
47k
R1
143
47k
R1
144
100k
R1145
220k
R1142
0.001
C
111
6
MC2840-T1
12-1
D1
102
C1
100
0.1
1
2
3
4
5
6
7
8
9
15k
R1
138
150k
R1
188
1500p
C
1111
100p
C1
161
*
1
C1
162
50V
2.2
C1
163
50V
10
C1
177
50V
1
C
111
2
50V
1
C1
11
3
J1
101
PHONES
*
2
*
2 R1
100, R1
170
47k : MX
1k : EXCEPT
MX
R1
170
*
2
R1
100
*
1 C1
162
0.22/50V : MX
2.2/50V : EXCEPT
MX
J1
100
MIC
AUDIO
INPUT
R
MIC
LEVEL
IC B/D
IC B/D
IC B/D
4.5
4.5
4.5
4.5
4.5
9.0
4.5
Содержание HCD-GTX777
Страница 107: ...MEMO 107 HCD GTX888 GTX777 GTX787 ...