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43
43
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
5-21. SCHEMATIC DIAGRAM — MAIN BOARD (4/5) — • Refer to page 22 for Block Diagrams. • Refer to page 59 for IC Block Diagrams.
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR8/GTR8B
0
4.5
9
0
0
4.5
4.5
4.5
9
4.5
4.5
4.5
4.5 4.5 4.5
9
4.5
4.5
0
4.5
4.5
4.5
9
4.5
4.5
4.5 4.5
0
0
0
0
0.6
3.5
0
3.4
0.6
0
0.6
18
0
0
10
0
0
0
GTR7/GTR8/GTR8B
7
3
E
8
2
6
10
13
F
G
H
14
11
50V
C236
C234
R233
C231
R240
R232
R241
R235
C294
R231
22p
C273
NJM4558V-TE2
IC251
50V
C277
10
2SC3052EF-T1-LEF
Q270
R203
470
16V
47
C270
R229
2.2k
R253
470
47p
C272
NJM4558V-TE2
IC252
470
R221
22k
R222
R206
10k
NJM4558V-TE2
IC253
470
R271
50V
C227
10
1k
R278
R256
10k
R276
47k
R279
2.2k
1k
R228
22k
R272
R293
16V
C218
47
2SC3052EF-T1-LEF
Q250
47p
C222
16V
47
C220
22p
C223
R299
C290
16V
C258
47
C281
C284
R281
R282
R283
R284
C292
R236
R285
R286
NJM4558V-TE2
IC254
C286
C239
C289
R290
R291
8.2k
R270
8.2k
R220
R243
R292
R359
Q245
2.2k
2.2k
47k
1k
R294
R244
R242
2SC3052EF-T1-LEF
2SC3052EF-T1-LEF
2SC3052EF-T1-LEF
SWITCH
SWITCH
Q295
C275
0.1
10V
C276
470
22k
R607
MA2J1110GLS0
D104
*2
*2
2.7k : GTR7
3.3k : GTR6 /GTR6B/GTR8/GTR8B
*3
680 : GTR6/GTR6B
1k : GTR7/GTR8/GTR8B
R608
0
R609
22k
R606
330
R615
R613
*3
*3
R612
R295
470k
1k
47k
0.15
8.2k
10k
6.8k
6.8k
0.15
5.0MM
27k
C291
470
10V
10
50V
0.15
8.2k
6.8k
10k
0.15
1k
100k
0.068
*13
*13
0.056
6.8k
0.056
0.068
27k
*13
0.1 :GTR7
*14
8.2k : GTR7
0 : GTR8/GTR8B
6.8k
10k : GTR7
100k : GTR8/GTR8B
*14
100 10V
1000p
0
1k
0.1
6.8k
Q290
RT1P141C-TP-1
MUTE SWITCH
SWITCH
SWITCH
2.2k
R296
MA2J1110GLS0
D290
JL161
JL162
JL163
JL164
JL165
JL166
JL167
JL168
JL169
JL170
JL171
JL172
JL173
JL174
JL175
R246
R247
C246
C247
JW246
JW245
5.0MM
2.2
50V
C217
2.2
50V
C267
C785
0.1
4.7
C784
4.7
C783
68k
R277
68k
R227
R258
27k
27k
R208
Q788
2SC3906K-T146E
1k
1k
R797
Q789
R789
JL185
JL184
JL181
JL182
JL183
JL187
JL576
JL575
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
16P
CN200
UNREGULA
TE
MAIN GND
FL-IN
AGND
FR-IN
THERMAL-V
ACS
PROTECT
STK-MUTE
AC CUT
FRONT
RELA
Y
HP-L
HP-GND
HP-R
-VL
FA
N HIGH SPEED
LINK RELA
Y
8
7
6
5
4
3
2
1
OUTPUT
INPUT
-
INPUT+
GND
INPUT+
INPUT
-
OUTPUT
VCC
8
7
6
5
4
3
2
1
OUTPUT
INPUT
-
INPUT+
GND
INPUT+
INPUT
-
OUTPUT
VCC
8
7
6
5
4
3
2
1
OUTPUT
INPUT
-
INPUT+
GND
INPUT+
INPUT
-
OUTPUT
VCC
8
7
6
5
4
3
2
1
OUTPUT
INPUT
-
INPUT+
GND
INPUT+
INPUT
-
OUTPUT
VCC
C279
330
R616
330
R617
330
R618
330
R619
330
R620
33
R275
51
50
67
PROTECT
31
JL191
JL192
JL193
JL194
JL195
JL196
JL197
JL198
JL199
JL200
JL201
JL202
JL203
JL204
JL205
JL206
JL207
JL208
JL209
JL210
JL211
JL212
JL213
JR192
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P
CN500
XIFCS
XIBSY
XSYSRST
IFSDI
IFSDO
IFSCK
DGND
RIN
AGND
LIN
AGND
LOUT
AGND
ROUT
AGND
VBUS_DET
3.3V
RST
M+9V
OC2
DGND
OC1
DGND
C623
0.01
22
CD_USB-R
CD_USB-L
49
48
47
23
25
24
21
19
18
33
31
45
FR PREAMP
SW PREAMP
USB RECORD PREAMP
26
25
49
50
45
46
47
48
4
19
18
16 17
5
6
7
34
29
28
27
30
31
32
35
38
36
37
33
39
40
1
2
3
4
5
6
7
8
CN550
8P
CN551
7P
FAN HIGH SPEED
FAN GND
SW RELAY
UNREG
STK MUTE
SW-L IN
GNDA
SW-R IN
1
2
3
4
5
6
7
AN HIGH SPEEDF
AN GNDF
SW RELAY
UNREG
STK MUTE
SW IN
GNDA
C624
0.01
OP AMP
IC252
OP AMP
IC253
OP AMP
IC251
OP AMP
IC254
SWITCH
SW-RELAY
GTR8/GTR8B
GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR7
GTR7
GTR7
GTR8/GTR8B
GTR7
10
C229
C616 100P
C617 100P
C619 100P
C618 100P
C620 100P
C621 100P
0.1
C730
47k
GTR8/
GTR8B
5.6k
R798
R788
47k
1 50V
R738
C747
51k
5.6k
R749
R748
C797
1
50V
NJM4558V-TE2
IC730
OP AMP
IC730
51k
R799
OUTPUT
INPUT
-
INPUT+
GND
INPUT+
INPUT
-
OUTPUT
VCC
8
7
6
5
4
3
2
1
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
HUB
BOARD
CN1554
(Page 56)
MAIN
BOARD
(2/5)
(Page 41)
MAIN
BOARD
(5/5)
(Page 44)
MAIN
BOARD
(5/5)
(Page 44)
MAIN
BOARD
(3/5)
(Page 42)
SUBWOOFER
BOARD
CN802
(Page 52)
SUBWOOFER
BOARD
CN801
(Page 52)
FRONT
BOARD
CN1300
(Page 38)
MAIN
BOARD
(1/5)
(Page 40)
MAIN
BOARD
(2/5)
(Page 41)
MAIN
BOARD
(2/5)
(Page 41)
MAIN
BOARD
(1/5)
(Page 40)
MAIN
BOARD
(1/5)
(Page 40)
MAIN BOARD (4/5)