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HCD-EC59/EC590
Ver. 1.1
• Waveforms
– BD74UR Board –
– USB Board –
IC101 2 (RFOUT)
IC901 7 (CF2)
1
qa
(CD play mode)
0.7 to 1.5 Vp-p
200 mV/DIV, 500 ns/DIV
IC101 us (XOUT)
2
2.8 Vp-p
59.1 ns
1 V/DIV, 20 ns/DIV
– MAIN Board –
IC801 qh (CLK IN)
wa
30.5 s
HCD-EC59/EC590
– PANEL Board –
IC301 qf (X1A)
ea
2.8 Vp-p
30.8 s
83.3 ns
1 V/DIV, 20 ns/DIV
1 V/DIV, 20 s/DIV
IC301 os (X1)
es
168 ns
1 V/DIV, 100 ns/DIV
Approx.
304 mVp-p
200 mV/DIV, 20 s/DIV
5-7.
PRINTED WIRING BOARDS - 2CH AMP/USB-JACK/JACK Boards -
• See page 15 for Circuit Boards Location.
1
2CH AMP BOARD
A
3.1 Vp-p
TP105
5
C164
C160
TP104
IC102
R162
B
R160
JW202
1
R141
R111
R112
3.3 Vp-p
R163
R119
JW204
C
C105
15
C106
C101
R114
R107
C108
R108
R110
C104
R116
C102
C112
R120
C110
TP109
D
(SUFFIX-11)
2CH AMP BOARD
E
TP105
5
C164
C160
TP104
IC102
R162
R160
JW202
1
R141
R111
F
R112
R163
R119
JW204
C105
15
C106
C101
R114
R107
C108
R108
R110
R116
C104
G
C102
C112
R120
C110
TP109
(SUFFIX-12)
24
24
•
: Uses unleaded solder.
2
3
(Page 22)
J1
MAIN BOARD
CN633
USB-JACK BOARD
A102
W102
1
TP102
TP101
TP103
JW201
C162
B
Q141
JW203
E
C141
B
Q142
C142
E
R145
R146
C165
R144
R143
C161
R161
D141
JW205
C163
C111
D140
C109
JACK BOARD
TP108
R103
R105
J491
C103
TP111
TP110
PC IN
R106
CN100
4
2
R104
5
1
TP112
11
R478
1-882-028-
(11)
K1
MAIN BOARD
CN603
(Page 22)
TP494
(Page 22)
J492
J2
MAIN BOARD
PHONES
C496
CN633
C495
A102
W102
1
TP102
TP103
TP101
JW201
C162
B
JW203
Q141
E
C141
B
Q142
C142
E
R145
R146
C165
R144
R143
C161
R161
D141
JW205
C163
C111
D140
C109
TP108
R103
R105
C103
TP111
TP110
R106
CN100
4
2
R104
5
1
TP112
12
(12)
1-882-028-
K2
MAIN BOARD
CN603
(Page 22)
Note: Refer to the "2CH AMP AND PT-SWITCH BOARDS
DISCRIMINATION" (page 14) for how to distinguish
SUFFIX-11 and SUFFIX-12.
4
5
(Page 20)
C
USB BOARD
CN903
CN561
1
4
TP561
TP559
TP562
TP560
C565
C561
JW560
R561R562
FB561
FB562
4
1
CN560
11, 12
(11, 12)
1-882-031-
TP492
9
CN496
8
TP493
N
TP491
MAIN BOARD
R477
CN605
2
(Page 22)
1
C491
JW492
JW491
TP495
TP498
TP496
11, 12
TP497
1-882-029-
(11, 12)
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