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48
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
28
27
4
MAIN BOARD
(3/4)
(Page 47)
5
MAIN BOARD
(3/4)
(Page 47)
29
30
31
32
33
34
35
36
37
39
38
6
MAIN BOARD
(3/4)
(Page 47)
Q
TC BOARD
CN410
(Page 64)
0.1
C464
100
R435
10k
R234
100
R419
10k
R242
4700p
C150
0.1
C414
4700p
C203
10k
R409
3.3k
R233
4.7k
R241
2SB1
132-T100-QR
Q215
5MHz
X402
100
R438
0.1
C496
0.1
C412
2.2k
R235
MA2J1
110GLS0
D212
2.2k
R237
50V
10
C498
4700p
C104
10k
R417
10k
R329
2.2k
R90
3.3k
R238
10k
R232
10V
100
C462
1
2
3
4
5
6
7
8
9
10
11
11
P
CN102
TA
P
E
MECHANISM
DECK
PB-L
PB-R
A-GND
REC-R
REC-L
TC RELA
Y
REC-MUTE
REC BIAS
TC BIAS GND
TC BIAS GND
+9V
2.2k
R40
0.1
C499
100
R436
4.7k
R239
2SB1
132-T100-QR
Q214
100
R434
3.3k
R236
10k
R330
3.3k
R240
MA2J1110GLS0
D202
R205
0
50V
2.2
C201
MC2837
D201
100
R402
100
R403
100
R404
100
R421
100
R422
100
R423
100
R425
100
R427
100
R432
100
R437
100
R442
100
R443
100
R444
100
R446
100
R448
MA2J1
110GLS0
D100
100
R475
100
R461
10k
R370
100
R468
100
R454
10k
R379
10k
R380
100
R474
100
R470
100
R473
10k
R369
100
R452
100
R467
10k
R359
100
R469
100
R460
100
R465
100
R466
100
R453
R
T1P431C-TP-1
Q457
100
R488
10k
R382
15k
R385
15k
R386
10k
R381
15k
R384
4.7k
R391
1k
R493
10k
R324
MA2J1
110GLS0
D490
10k
R387
10k
R388
100
R483
10k
R400
22k
R243
1
2
3
4
5
6
7
7P
CN1
15
CHASSIS GND
CAPM+
REC SW
MGND
BSHUT
BTRIG
BHALF
R36810k
10k
R355
0.1
C258
10V
470
C257
25V
100
C224
25V
100
C223
0.1
C225
0.1
C222
25V
4700
C175
ET100 (CHASSIS)
0.01
C189
R257
6.8k
10V
470
C218
0.1
C226
10k
R255
1
2
2P
NO203
USB +5V
GND
0.1
C221
C220
10V
100
0.1
C227
0.01
C188
25V
2200
C259
10k
R365
㨪
㨪
D1
14
D5SBA20
X401
32.768kHz
D216
RB501V
-40TE-17
1
3
4
5
6
7
7P
NO1
13
AC3
AC3
MAIN CENTER GND
VG
VF-
VF+
R392
*
1
*
2
R492
*
3
R491
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
R5F3640MDF
AR
IC401
REQ
RST
M-MUTE
SIRCS
CCE
BUCK
SEL-SW
BYTE
CNVss
XC-IN
XC-OUT
RESET
X-OUT
VSS
X-IN
VCC
NMI
CAPM+
SBSY
AC-CUT
TMR
E1
E3
OPEN-SW
TBL-SENSE
CIG BK
E2
CIG LATCH
IIC-CLK
IIC-DATA
CIG DA
TA
TMF
CIG CLK
USB SERIAL
CTS0
USB SERIAL
TxD0
USB SERIAL
RxD0
USB-RST
USB SERIAL
R
TS0
B-TRIG
EFFECT
OR CTRL1
EFFECT
OR CTRL3
LED DRIVER-LA
TCH
LED DRIVER - DA
TA
LED DRIVER - CLOCK
NO USE
STBY_LED
B-SHUT
STBY
-RELA
Y
STK-MUTE
FA
N-ON
LINE-MUTE
FRONT-RELA
Y
LINK-RELAY
SW-RELA
Y
PROTECT
FAN HI SPEED
R2A15216FP-CLK
R2A15216FP-DATA
TUNED
TC RELAY
REC MUTE
VCC
REC BIAS
VSS
METER POSITION SW
HP DET/MIC DET
ST-CE
ST-DIN
ST-CLK
ST-DOUT
NO USE
METER LEVEL
DISPLAY&POWER KEY
RDS-DATA
RDS-INT
S0
S1
S2
BUS3
BUS2
BUS1
BUS0
B-HALF/REC
ADKEY0
ADKEY1
ADKEY2
MASTER VOL
OP
DIAL
V
ACS
OVER
VOL
TAGE
MODEL-IN
DEST
-IN
THERMAL
V
ACS
SW LEVEL
IN
EEP_SCL
AV
S
S
EEP_SDA
VREF
A
VCC
SW ON LED
0.1
C262
100k
R204
0.1
C263
100p
C426
100p
C428
1k
R428
1k
R426
10k
R305
10k
R306
8765
4
3
2
1
S-24CS16A0I-J8T1G
IC675
A0
A1
A2
GND
SDA
SCL
WP
VCC
R152
0
10k
R420
100
R431
100
R433
2SC3052EF-T1-LEF
Q101
470p
C1
17
100
R132
50V
2.2
C1
19
100k
R1
14
2SC3052EF-T1-LEF
Q100
50V
22
C1
18
470
R129
100k
R1
13
680
R130
MC2837
D101
100
R1
17
50V
4.7
C120
1.8k
R1
19
15k
R136
6.3V
1000
C416
MA2J1110GLS0
D102
10k
R395
10k
R397
R627
47k
R628 10k
Q627
KT
A1271Y
-A
T
22k
R494
100k
R490
330k
R411
22p
C41
1
18p
C410
JL110
R
T1N441C-TP-1
Q212
R
T1N441C-TP-1
Q213
I
O
G
TA7809LS
IC204
I
O
G
TA7809LS
IC206
I
O
G
TA
7809LS
IC209
I
O
G
TA7809LS
IC205
I
O
G
TA7809LS
IC207
I
O
G
TA7805LS
IC203
I
O
G
UPC3504AHF
IC208
R
T1N431C-TP-1 : MX
2SC3052EF-T1-LEF : EXCEPT
MX
Q628
10k
R629
0.1
C205
0.1
C212
0.1
C264
JL
111
JW210
JW204
JW201
10EDB40-TB3
D227
10EDB40-TB3
D228
38
47
83
29
20
19
9
30
12
58
57
5
6
32
37
39
FA
N-ON
49
24
18
27
25
23
22
21
7
1
4
3
2
34
35
36
54
56
57
58
61
67
76
77
78
59
53
55
81
85
87
82
94
83
88
93
63
100
46
66
47
52
60
65
51
48
TAPE-R
TAPE-L
33
31
42
43
44
84
86
26
28
40
41
80
79
63
61
60
TC-REC-L
TC-REC-R
39
18
AC-CUT
68
69
74
75
70
D+5V
VF+4V
A+9V
M+9v
D+9V
D+9V
*
1 R392
*
4
680 : MX
1k : E2, E51,
AR
4.7K: OTHER MODELS
*
3 R491
1k : GTX787
1.5k : GTX777
2.2k : GTX888
*
2 R492
150 :
AEP
330 : E3
1.5k : GTX888:
AUS
4.7k : OTHER MODELS
*
4 Q628
MAIN BOARD
(4/4)
8
9
14
10
11
12
23
24
25
26
2
MAIN BOARD
(1/4)
(Page 45)
7
S
MAIN BOARD
(2/4)
(Page 46)
USB BOARD
CN901
(Page 50)
SYSTEM CONROL
IC401
EEPROM
IC675
+9V REG
IC207
+9V REG
IC205
+9V REG
IC209
+9V REG
IC206
+3.3V REG
IC204
+5V REG
IC203
+4V REG
IC208
P
TRANS BOARD
CN1296
(Page 58)
Q627, Q628
LEVEL
DETECT
Q100, Q101
METER LEVEL
AMP
PROTECT
OR
Q212, Q214
CAPST
AN MOT
OR DRIVE
Q213, Q215
B TRIGGER
DRIVE
10k
R341
10k
R346
0.047
C465
C266
25V
1000
47
C265
16V
0.1
C494
3.3
3.3
3.3
3.3
0
0
3.5
3.3
3.3
0
0
1.6
1.9
3.3
1.5
1.7
3.3
3.3
0
0
3.5
0
0
3.3
3.3
3.3
2.3
0
0
3.5
3.5
3.3
3.3
3.3
3.3
3.3
1.6
2.3
2.7
1.1
1.7
0
3.3
3.3
3.3
3.3
3.3
3.3
0
0
*
0
2.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
2.8
3.1
1.7
3.1
3.3
3.2
3.2
0
0
0
0
0
0
1.7
1.7
3.3
*
1.7
3.2
0
0
0
1.8
3.3
0
3.3
3.3
0
3.4
0
0
3.3
0
3.2
3.2
3.1
3.3
16.6
9.0
9.0
15.3
16.6
9.0
9.0
3.3
5.3
9.0
0.1
9.0
15.1
10.9
6.5
2.5
3.5
0
3.5
4.5
8.2
3.9
4.5
1.6
0.9
3.3
0.6
0
0
3.3
17.5
0.2
0
8.9
8.9
8.9
8.9
IC B/D
JW509
JW508
1
2
6-16.
SCHEMA
TIC DIA
GRAM — MAIN BO
ARD (4/4) —
• Ref
er to pa
g
e
67 IC Bloc
k Dia
grams.
Summary of Contents for HCD-GTX777
Page 107: ...MEMO 107 HCD GTX888 GTX777 GTX787 ...