HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
2828
6-12. PRINTED WIRING BOARD - DAB Board (HX80R/HX90BTR) -
• : Uses unleaded solder.
• See page 21 for Circuit Boards Location.
• Waveforms
– CD Board –
SB
IC901
5 V/DIV, 20 µs/DIV
45.6 µs
9.4 Vp-p
SE
IC901
2 V/DIV, 20 µs/DIV
45.6 µs
4.9 Vp-p
SG
Q906, 907 (Base)
5 V/DIV, 20 µs/DIV
45.6 µs
6.6 Vp-p
SH
Q906, 907 (Collector)
5 V/DIV, 20 µs/DIV
45.6 µs
11.2 Vp-p
ST
IC901
2 V/DIV, 20 µs/DIV
46.8 µs
5.5 Vp-p
22.8 µs
3.2 Vp-p
FB
IC701 (LRCK)
1 V/DIV, 10 µs/DIV
FT
IC701 (BCK)
1 V/DIV, 100 ns/DIV
324 ns
3.6 Vp-p
FE
IC703 (Q2)
1 V/DIV, 50 ns/DIV
82 ns
4 Vp-p
FG
IC709
1 V/DIV, 10 ns/DIV
20.3 ns
3.9 Vp-p
IC101 JB (RFi)
(CD play mode)
0.5 to 1.3 Vp-p
200 mV/DIV, 500 ns/DIV
IC101 XG (XO)
(CD play mode)
59.1 ns
3.3 Vp-p
1 V/DIV, 20 ns/DIV
RB
IC901 VE (X2)
1 V/DIV, 50 ns/DIV
111 ns
3.7 Vp-p
XB
IC301 RB (XCOUT)
2 V/DIV, 20 µs/DIV
30.4 µs
2.7 Vp-p
XT
IC301 RE (XOUT)
1 V/DIV, 100 ns/DIV
200 ns
3.3 Vp-p
– USB Board – – PANEL Board –
– AMP Board –
– MAIN Board –
JW803
D806
D805
D804
C816
C815
JW804
JW805
C823
JW802
C817
C818
JW801
CN800
C824
C805
CN801
C830
C808
C825
R833
R810
R809
R808
R807
R806
IC802
R805
C814
C813
C812
C811
R804
R803
JR801
C806
JR802
C804
R825
R830
R826
R832
L802
IC801
R800
C803
C821
R824
R819
C820
R823
R801
C802
C807
IC803
R820
1
3
4
5
1
3
4
5
12
3029
DAB BOARD
1-876-122-
12
(12)
ANTENNA
DAB 75
DAB
TUNER
MODULE
E
MAIN
BOARD
CN512
A
B
C
123
(Page 30)
Ref. No. Location
• Semiconductor
Location
D804 C-1
D805 C-1
D806 C-2
IC801 C-1
IC802 B-1
IC803 A-2
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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