Sony CMT-U1BT / HCD-U1BT Service Manual ▷ View online
49
49
HCD-U1BT
HCD-U1BT
6-23. PRINTED WIRING BOARDS — BT, ANT SECTION —
•
See page 27 for Circuit Boards Location.
:Uses unleaded solder.
C904
C905
C952
CN904
C918
C913
C922
C906
C909
FB904
CN901
FB903
R912
R930 R926 R936
C915
C931
C929
C928
C930
C923
C933
CN902
CN903
FB907
FB901
FB902
R905
R904 R903
R901
R902
R915
R917
R916
R920
R932
C917
R919 R918
R938
R928
R931
C920
C916
C914
R937
R927
R935
R925
R929
C919
FB906
R944
R949
R948
R947
R946
R943
1
6
1
6
for TEST
for TEST
MAIN BOARD
CN115
O
RF
CONNECTOR
SUPPLEMENT-1
Page 3
SUFFIX-12
Page 36
SUFFIX-13
IC902
IC905
IC903
1
3
4
5
50
1
25
26
CSP
CSP
(Chip Size Package)
(Chip Size Package)
*
*
1
2
A
B
C
D
3
4
5
6
BT BOARD
(SIDE A)
BT BOARD
(SIDE B)
ANT BOARD
1-870-579-
1-870-579-
1-870-580-
11
(11)
11
(11)
11
(11)
Ver. 1.1
50
50
HCD-U1BT
HCD-U1BT
6-24. SCHEMATIC DIAGRAM — BT, ANT SECTION —
•
See page 57 for IC Block Diagram.
SUFFIX-12
Page 38
SUFFIX-13
SUPPLEMENT-1
Page 5
RF
CONNECTOR
TP901
TP902
TP902
TP1
TP2
TP3
TP4
C905
C906
C909
C913
C914
C915
C917
C918
C919
C920
C922
C923
C928
C929
C930
C931
C933
R901
R902
R903
R904
R905
R912
R915
R916
R918
R919
R925
R926
R927
R928
R929
R930
R931
R932
R943
R946
R947
R948
R949
CN901
R938
R937
R936
R935
C916
C952
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP12
TP13
TP14
TP15
TP16
R944
CN902
CN903
IC905
R917
R920
C904
IC902(1/2)
IC902(2/2)
FB901
FB902
FB903
FB904
IC903
FB906
FB907
CN904
1 50V
47 16V
47
16V
22
16V
470p
50V
B
470p
50V B
470p
50V
B
0.1
0.0047
0.0047
0.1
4.7
35V
35V
2.2
50V
2.2
50V
2.2
50V
2.2
50V
0.1
100
100
100
100
100
100
2.2k
2.2k
100
100
220
220
220
220
4.7k
4.7k
4.7k
4.7k
47k
47k
47k
47k
47k
11P
FFC 1.0MM
4.7k
4.7k
4.7k
4.7k
470p
50V
B
2p
10k
6P
ZH SM3
6P
ZH SM3
CXN1401-5ACL
0
0
1 50V
NJM14558V-TE2
NJM14558V-TE2
0
0
0
0
XC6219B332MR
0
0
U.FL-R-SMT-1(10)
Ver. 1.1
51
HCD-U1BT
• Waveforms
– BD83S Board –
– BD83S Board –
– USB Board –
– PANEL Board ––
1
IC201
u;
(RFACO)
(CD PLAY mode)
200 mV/DIV, 500 ns/DIV
2
IC201
<z/,
(XTAO)
(CD PLAY mode)
1 V/DIV, 20 ns/DIV
3
IC201
1
(LRCK)
(CD PLAY mode)
1 V/DIV, 10
µ
s/DIV
4
IC201
5
(BCK)
(CD PLAY mode)
1 V/DIV, 200 ns/DIV
0.5 to 1.3 Vp-p
59.1 ns
3.3 Vp-p
22.7
µ
s
3.3 Vp-p
472 ns
3.4 Vp-p
1
IC302
qg
(X IN)
198 ns
2.46 Vp-p
1 V/DIV, 100 ns/DIV
1
IC8
<xxb
(EXTAL)
44.6 ns
1.62 Vp-p
1 V/DIV, 10 ns/DIV
2
IC8
<zxn
(TEX)
20.9 ns
1 Vp-p
500 mV/DIV, 5 ns/DIV
1
IC107
0
(XC IN)
30.6
µ
s
1.5 Vp-p
500 mV/DIV, 10
µ
s/DIV
2
IC107
qg
(X IN)
201 ns
2.78 Vp-p
1 V/DIV, 100 ns/DIV
1
IC701
0
(LRCK)
22.8
µ
s
3.2 Vp-p
1 V/DIV, 10
µ
s/DIV
2
IC701
qa
(BCK)
324 ns
3.6 Vp-p
1 V/DIV, 100 ns/DIV
82 ns
4 Vp-p
1 V/DIV, 50 ns/DIV
3
IC703
8
(Q2)
20.4 ns
3.9 Vp-p
1 V/DIV, 10 ns/DIV
4
IC705
rk
(XFSOIN)
– SMASTER Board ––
– MAIN Board –
52
HCD-U1BT
•
IC Block Diagrams
IC402 BA5947FM-E2
– BD83S Board –
1
LEVEL SHIFT
MUTING
D
15
16
+
–
+
–
D
D
17
18
D
19
20
VREF
21
22
23
24
25
26
27
28
PREVCC
OPOUT
OUTVREF
CH4CAPA
CH4IN
CH3FIN
CH3RIN
GND
MUTE
POWVCC
CH3OUTF
CH3OUTR
CH4OUTF
CH4OUTR
OPIN
–
2
OPIN+
INTERFACE
14
13
D
12
11
D
10
9
8
7
6
CH2FIN
CH2RIN
GND
5
4
CH1FIN
CH1RIN
VREFIN
POWVCC
CH2OUTR
CH2OUTF
CH1OUTR
CH1OUTF
INTERFACE
D
D
3
SW
INTERFACE
IC203 BH18LB1WG-TR
1
VIN
2
GND
3
STBY
4
NC
5
VOUT
VOLTAGE
REFERENCE
THERMAL
PROTECTION
OVER CURRENT
PROTECTION
CONTROL
BLOCK
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