HCD-EC59
HCD-EC59
25
25
5-8. SCHEMATIC DIAGRAM - 2H AMP/USB-JACK/JACK Boards -
0
0
2.1
0
0
32
0
0
0
0
33.7
-34
-32.2
0
0
0
0
0
0
MA2J1110GLS0
D140
470
R110
C107
3p
TP111
TP112
C108
3p
2W
0.22
2W
0.22
R112
0.1
C161
TP109
2.2k
R145
C106
100p
R111
50V
C102
1
25V
C109
47
R114
47k
2SA2026
Q141
MC2838-T112-1
D141
TP104
470
R109
2SA2026
Q142
C111
4700p
TP102
22k
R143
R108
47k
R113
47k
TP108
50V
C101
1
1.2k
R142
22k
R144
1
2
3
4
5
5P
CN100
OVERLOAD
AMP-STBY
IN-L
A-GND
IN-R
C104
470p
C103
470p
2.2k
R146
TP105
1.2k
R141
TP103
220
R160
220
R162
TP101
C105
100p
0.1
C160
R119
100
220
R161
TP110
25V
C110
47
R107
47k
220
R163
1k
R120
R116
1.5k
R115
1.5k
0.1
C165
0.1
C164
R105
2.2k
R106
2.2k
5P
W102
1
PA-GND
2
LOW-OUT-R
3
+VH
4
-VH
5
LOW-OUT-L
R104
2.2k
R103
2.2k
50V
C163
100
50V
100
C162
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
IC102
STK433-040
C141
0.1
C142
0.1
0.1
C112
IC102
2CH POWER AMP
2CH AMP BOARD
OVERLOAD DETECT
OVERLOAD DETECT
E
3
D
7
8
9
10
11
12
13
A
C
4
2
6
B
5
1
TP559
0
FB562
C565
1
TP560
TP561
TP562
0
FB561
2.2
R562
2.2
R561
10V
220
C561
1
2
3
4
4P
CN561
VBUSGND
D+
D-
VBUS5V
4P
CN560
1
2
3
4
USB-JACK BOARD
JACK BOARD
J491
TP498
R478
22k
TP491
TP496
TP493
TP494
TP492
TP495
J492
TP497
R477
22k
1
2
3
4
5
6
7
8
9
CN496
9P
GND
SP-RELAY
AMP-ON
HP-R
HP-L
HP-GND
AUDIO-R
A-GND
AUDIO-L
C491
0.1
C496
1000p
C495
1000p
PC IN
PHONES
