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HCD-GTX88
HCD-GTX88
6-30. SCHEMATIC DIAGRAM — SUBWOOFER SECTION —
E
3
D
5
8
F
A
4
6
C
2
7
1
B
CN607
POWER BOARD
P
CN513
MAIN BOARD (4/4)
I
0.3
0.1
0.9
0.8
0
16.1
0
0
16.1
0
3.2
2.7
50.6
-50.4
-51.7
52
0
0
0
0
50.7
0
-0.1
0.6
-0.1
-0.1
RY862
2SC2712-YG-TE85L
Q814
RELAY DRIVE
2SC3052F-T1-LF
Q815
AC CUT DETECT
1k
R865
2.2k
R863
22k
R866
22k
R864
56k
R860
47k
R861
1/2W
10
R842
1/2W
10
R892
1/4W
100
R827
2SC3906K-T146E
Q800
2SC3906K-T146E
Q850
100k
R841
22k
R890
1k
R889
100k
R891
5W
0.22
R838
1/4W
100
R828
5W
0.22
R888
100p
C803
100p
C853
47k
R808
1/4W
1
R804
1/4W
1
R805
10k
R817
2.2k
R812
50V
10
C820
2SC3906K-T146E
Q812
STK MUTE
10k
R814
0.1
C804
10V
100
C802
47k
R858
10V
100
C852
R851
470k
47k
R801
1
C801
1k
R800
50V
4.7
C800
0.1
C805
1/2W
82
R862
8.2p
C858
8.2p
C808
1k
R839
22k
R840
1
3
4
5
6
6P
NO800
SW RC GND
VIR
TUAL GND
-VL
+VL
AC CUT DETECT
MC2838-T112-1
D800
1/2W
10
R736
L780
L730
1/2W
10
R786
0.1
C838
0.1
C839
0.1
C889
0.1
C888
MA111-TX
D810
MA111-TX
D811
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
IC800
STK433-130-E
-PRE
-VCC
+VCC
+RE1
-RE1
+RE2
-RE2
+PRE
SUB
GND
IN1
NF1
ST
-BY
NF2
IN2
1
2
3
4
5
6
7
8
8P
CN700
DC DETECT
OVERLOAD
UNREG
UNREG
STK MUTE
SW R
Y
SW A-GND
SW IN
R802
470
R852
470
47k
R843
50V
4.7
C843
50V
4.7
C850
1k
R850
C851
1
JW760
63V
100
C825
63V
100
C826
JW740
(CHASSIS)
B791
(CHASSIS)
LP701
POWER AMP
IC800
SUB WOOFER BOARD
TM700
L
R
SUBWOOFER
OUT
TM700
Q800,850
OVERLOAD DETECT
(Page 59)
(Page 47)
Summary of Contents for HCD-GTX88
Page 103: ...103 HCD GTX88 MEMO ...