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HCD-BX70DBi
• Waveforms
- CD Board -
- IP 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
1 V/DIV, 20 ns/DIV
- MAIN Board -
IC301
IC301
HCD-BX70DBi
- PANEL Board -
(XOUT)
IC902
(OSCI)
1.7 Vp-p
1.3 µs
50 ns
1 V/DIV, 1 µs/DIV
1 V/DIV, 20 ns/DIV
Q903 (Collector)
11.2 µs
20 V/DIV, 5 µs/DIV
(XCOUT)
Q903 (Base)
2.8 Vp-p
11.2 µs
30.6 µs
2 V/DIV, 5 µs/DIV
1 V/DIV, 100 ns/DIV
(XOUT)
3.1 Vp-p
200 ns
1 V/DIV, 100 ns/DIV
6-7.
PRINTED WIRING BOARD - DAB Board -
• See page 21 for Circuit Boards Location.
1
DAB BOARD
1.7 Vp-p
A
R818
B
32 Vp-p
R825
R811
C805
C813
C
R826
3.2 Vp-p
C817
C818
D
24
24
•
: Uses unleaded solder.
2
3
(Page 28)
B
MAINT BOARD
CN326
CN801
R832
R830
IC801
5
4
R810
C812
C834
1
3
D804
R804
R806
R800
R801
D805
C808
C802
C833
3
1
IC803
C807
IC802
FB802
C821
4
5
29
1
CN800
30
2
C820
JW805
C827
DAB TUNER
ANTENNA
DAB 75Ω
MODULE
4
5
C804
C828
C806
FB801
W801
11
(11)
1-876-414-
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