Printed Wiring Board - Usb Board - Sony HCD-EC69 Service Manual

HCD-EC69/EC79/EC99
• Waveforms
– CD Board – – USB Board –
IC101 (RFi) IC101
(CD play mode)
0.5 to 1.3 Vp-p
200 mV/DIV, 500 ns/DIV
IC101 (XO)
(CD play mode)
3.3 Vp-p
59.1 ns
– MAIN Board –
1 V/DIV, 20 ns/DIV
IC801
HCD-EC69/EC79/EC99
– PANEL Board –
(XOUT_PLL) IC301 (X1A)
2.6 Vp-p
30.6 μs
60 ns
1 V/DIV, 20 ns/DIV 1 V/DIV, 10 μs/DIV
IC301 (X1)
168 ns
1 V/DIV, 100 ns/DIV
(XOUT)
1.2 Vp-p
13.4 μs
500 mV/DIV, 5 μs/DIV
6-6.

PRINTED WIRING BOARD - USB Board -

• See page 23 for Circuit Boards Location.
1
USB BOARD
3.1 Vp-p
A
3.6 Vp-p
B
USB BOARD
C
TP110
C141
D D113
E
• Semiconductor
Location
Ref. No. Location
D106 D-2
D107 D-2
D108 D-2
D109 D-2
D110 D-1
D113 D-1
IC101 B-2
26 26
• : Uses unleaded solder.
2 3
(COMPONENT SIDE)
L102 C109
C111 C110
R129 32 17
FB103
R128
33
16
R123 IC101
R113
C112
R146 R151
48
1
R147
C120
C116
49 64
C119
C118
1-878-379-
(CONDUCTOR SIDE)
TP102
X101 TP101
TP103
R108
C115
1
TP122
R125
TP104
R124 C101
C113
TP106
R102
FB101
R103
TP123
TP107
D110 D106 TP108
C143
C123
D108
FB102
C147
TP114
D109
4 D107 1
TP118 TP119
TP113
C144
1-878-379-
TP117 TP120
CN104
(USB)
12
(12)
D
MAIN
BOARD
CN613
(Page 30)
12
(12)