HCD-GTK1i/GTK2i
HCD-GTK1i/GTK2i
22
22
5-9. SCHEMATIC DIAGRAM – MAIN BOARD (3/3) –
• Refer to page 25 for IC Block Diagrams
MAIN BOARD (3/3)
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
9
10
11
12
13
2.2k
R235
50V
2.2
C815
2SC5625
Q800
Q811
RELAY DRIVE
2SC3052EF-T1-LEF
1k
R230
2SC5625
Q801
1.5k
R811
Q807
PROTECTOR
2SC3052EF-T1-LEF
50V
C220
2.2
R842
100k
63V
2200
C841
2SC3052EF-T1-LEF
MUTING
MUTING
Q245
63V
2200
C842
100k
R808
1k
R234
4.7
C241
C803
1000p
100k
R858
R237
470k
TH800
47k
R860
4.7
C291
2SC3052EF-T1-LEF
Q295
R841
100k
50V
47
C861
50V
C800 10
50V
47
C811
100p
C855
47k
R239
1k
R840
100p
C805
1.5k
R861
R244
2.2k
50V
C850 10
R293
47k
KIA7809API-U/PF
IC502
IC502
2SC3052EF-T1-LEF
Q802
50V
C221
2.2
R243
47k
1k
R818
4.7k
R814
10V
100
C806
2SC3052EF-T1-LEF
Q803
D10XB60F
D800
C843
0.1
100
1/2W
100
1/2W
R802
R852
1
R803
R294
2.2k
JL522
33k
R131
33k
R132
0.1
C844
JW803
JW853
820
R231
63V
100
C802
63V
100
C852
JL260
100k
R815
1000p
C801
RY800
1000p
C851
JL602
JL601
0.1
C554
KIA7812API-U/PF
IC600
IC600
JL600
MC2838-T112-1
D806
4.7k
R879
4.7k
R829
0.1
C831
0.1
C832
0.1
C882
0.1
C881
47k
R816
22k
R817
Q806
PROTECTOR
ISA1235AC1TP-1EF
DA2J10100L
D802
DA2J10100L
D804
DA2J10100L
D500
1
3
4
5
6
7
8
9
NO105
AC3
AC3
VH
VH
GND
GND
VH
VH
JL803
JL805
JL804
JL801
JL802
MC2838-T112-1
D801
D10XB60F
D501
C502
0.1
C501
0.1
C503
0.1
10k
R805
10k
R855
39k
R806
39k
R856
JW800
6.8k
R812
22k
R511
150k
R500
C504
4700
4p
C860
1/2W
R831
10
1/2W
R881
10
JW502
50V
C551
22
1000p
C507
2W
0.22
R804
2W
0.22
R854
8.2
R562
8.2
R563
Q565
2SC3052EF-T1-LEF
PROTECTOR
47k
R565
1
2
3
3P
CN125
FAN
+
FAN-
1
2
3
4
4P
CN801
L+
L-
R+
R-
8.2
R564
0.1
C505
0.1
C555
16V
100
C506
16V
100
C552
ET800
1000p
C510
16V
22
C565
25V
C553
47
1.5k
R800
1.5k
R850
47k
R801
47k
R851
37
92
PROTECT
36
94
PROTECT
OVERLOAD DET
OVERLOAD DET
DC DET
DC DET
+9V REG
FAN 12V
56k
R859
68k
R809
35V
KTA1271Y-AT
FAN MOTOR DRIVE
FAN MOTOR DRIVE
Q699
R556
10k
R555
2.7k
R552
1k
2SC3052EF-T1-LEF
Q697
R554
2.7k
47k
R810
C810
4p
3
2200p
C885
2200p
C886
2200p
C887
8
E
(CHASSIS)
ET100
E
(CHASSIS)
M101
DC FAN
LINE-MUTE
8P
SPEAKER
LEFT
SPEAKER
RIGHT
9.0
20.6
20.5
-37.6
-39.2
39.2
0
0
0
0
37.7
0
0
0.6
0
0
12.8
0.7
0
0
-3.6
-3.6
0
12.3
0
0
12.3
0
-10.8
0
12.7
12.7
0
12.7
3.67
12.8
0
0
0.8
0.1
12.8
12.9
0
12.8
3.67
Summary of Contents for HCD-GTK1i
Page 39: ...MEMO HCD GTK1i GTK2i 39 ...