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46
46
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
6-14.
SCHEMA
TIC DIA
GRAM — MAIN BO
ARD (2/4) —
• Ref
er to pa
g
e
67 f
or IC Bloc
k Dia
grams.
M892
DC F
A
N
M891
DC F
A
N
4.4
4.5
4.5
4.5
470
R3
22p
C60
1
2
3
3P
CN206
D-LIGHT
SYNC OUT
FA
N
+
FA
N
+
FA
N
-
CN200
680
R214
R216
0
GTX888
1
SW
-LED
2
SW VOL
3
DGND
4
+4V
50V
10
C61
47p
C54
R53
470
50V
1000p
C2
0.1
C103
R212
1k
50V
10
C1
1
22p
C10
100k
R1017
100k
R1006
MA2J1
110GLS0
D206
MA2J1
110GLS0
D207
KTC3203Y
-A
T
Q202
0.1
C167
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC51
O/P(1)
V
-(1)
V+(1)
GND
V+(2)
V
-(2)
O/P(2)
VCC
Q1
2SC3052EF-T1-LEF
Q51
2SC3052EF-
T1-LEF
C6
50V
4.7
C1
50V
4.7
R328 470k
Q303
R
T1P141C-TP-1
2.2k
R269
HZU2.0BTRF
D204
R244
10k
2.2k
R267
KT
A1273-Y
-A
T
Q153
2SC3052EF-T1-LEF
Q152
0.1
C254
10k
R266
R218
10k
JW504
1k
R7
1k
R57
25V
470
C5
0.1
C656
50V
10
C654
MAZ8047GMLS0
D205
MAZ8062GMLS0
D200
47p
C4
16V 33
C105
47
C21
1
R1 68k
MAZ8068GMLS0
D203
1
2
3
4
5
6
7
8
8P
CN106
DBFB
SPK RELAY
GND
UNREG
FAN DET
A+9V
FR-IN
AGND
FL-IN
1
2
3
4
5
6
7
8
8P
CN205
-VL
MAIN CENTER GND
AC CUT
STK MUTE
FRONT RELA
Y
LINK RELAY
PROTECT
THERMAL V
ACS
15k
R60
15k
R10
10k
R2
10k
R52
2.7k
R6
2.7k
R56
R14
39k
R13
39k
R54 1k
R4 1k
R77 1k
R27 1k
R327 100
R82
470
R32
470
R25 100k
R26 10k
Q53
2SC3052EF-T1-LEF
R75 100k
Q3
2SC3052EF-T1-LEF
R76 10k
50V
C101
10
50V
C51
10
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC2030
O/P(1)
V
-(1)
V+(1)
GND
V+(2)
V
-(2)
O/P(2)
VCC
C2030
0.1
C2031
0.1
0
R2005
R2055
0
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC2031
O/P(1)
V
-(1)
V+(1)
GND
V+(2)
V-
(2
)
O/P(2)
VCC
0.1
C1
12
100k
R123
Q
111
2SC3052EF-T1-LEF
R
T1N140C-TP-1
Q222
R
T1N140C-TP-1
Q223
Q221
2SC3052EF-T1-LEF
R
T1N140C-TP-1
Q220
MAZ8130GMLS0
D110
R
T1N140C-TP-1
Q1
10
2.2k
R104
2.2k
R105
R2001 6.8k
R2002
6.8k
R2051
6.8k
R2052
6.8k
C2055
0.068
C2058
0.068
C2008
0.068
C2005
0.068
C2057
0.1
C2007
0.1
R2000 5.6k
5.6k
R2050
R2003 100k
R2053
100k
8.2k
R2007
8.2k
R2057
10k
R2056
10k
R2006
C2053
0.12
0.12
C2003
1
2
3
3P
CN202
FA
N
+
FA
N
+
FA
N
-
C207
0.1
1
3
4
5
6
7
8
9
10
NO105
10P
SW-L-IN
AGND
SW-R-IN
STK-MUTE
SW-RL
Y
SW RELAY
GND
UNREG
FAN
-
FA
N +
R135
R134
R131
R128
R127
R126 47
*1
*1
*1
47
47
2SC4495 : EXCEPT
MX
2SC3052EF-T1-LEF : MX
Q1
12
94
100
51
52
53
55
93
49
AC-CUT
FAN-ON
54
49
56
GTX888
GTX888
GTX888
EXCEPT
GTX888
GTX888
MAIN BOARD
(2/4)
AMP
IC51
AMP
IC2031
AMP
IC2030
17
40
16
18
22
21
19
15
13
23
24
25
26
3
MAIN BOARD
(1/4)
(Page 45)
7
MAIN BOARD
(4/4)
(Page 48)
SYSTEM
CONTROL
CN201 4P
N
POWER
BOARD
CN610
(Page 54)
M
POWER
BOARD
CN61
1
(Page 54)
W
SUB WOOFER
BOARD
CN809
(Page 56)
REG
FAN CONTROL
SWITCH
Q152-Q153
FAN DRIVE
Q220-Q221
FAN CONTROL
SWITCH
SWITCH
FAN DETECT
MUTE
MUTE
MUTE
MUTE
MUTE
R2008
KT
A1273-Y
-A
T
Q151
2SC3052EF-T1-LEF
Q150
0 UH
FB207
JW507
1
C302
10V
47
C59
10V
470p
C57
ET100 (CHASSIS)
JW51
1
R331 2.2K
47
C2032
470P 50v
C2002
470P 50v
GTX888
EXCEPT
GTX888
FAN DRIVE
FAN DRIVE
FAN DRIVE
FAN DRIVE
FAN DET
*1 R131, R134, R135
82 1/4W
: EXCEPT
MX
100 1/2W
: MX
4.5
4.5
4.5
9.0
4.5
4.5
4.5
4.5
4.5
4.5
9.0
4.5
8.6
4.5
9.0
4.5
4.5
14.2
12.6
13.3
4.1
7.6
4.7
0
*
0.6
0
13.3
*
14.8
5.8
6.3
14.8
5.8
15.3
0
0.7
0
0
0
3.2
0
0.7
0.6
0
6.3
0
0
0
-06.4
0
0
-06.4
0
0
-06.4
-06.4
0
0
3.3
-06.4
3.3
IC B/D
IC B/D
IC B/D
Содержание HCD-GTX777
Страница 107: ...MEMO 107 HCD GTX888 GTX777 GTX787 ...