Sharp XL-30H Service Manual page 28

XL-30H/30W
A
CD SIGNAL
PU_IN
1
CD_STB
2
BUS0
3
BUS1
4
BUS2
5
BUS3
B
6
BUCK
7
CCE
8
9
10
C
D
E
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
• The numbers 1 to
1
CLID_SW
R813
10
R817
R818
1K
1K
C825
0.056
C834
C833
470P 470P
X801
16.93MHZ
R815 R816
10K 10K
C832
C831
10/16 10/16
80 79 78 77 76 75 74 73 72 7170 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
0V
DVSR
81
82
RO 2.4V
C830 C828
17
83
DVDD 0V
0.056 100/10
84
2.3V
DVR
85
LO 2.4V
16
86
DVSL 0V
C840
87
NC TEST1 5V
100/10
C862
R819
88
NC TEST2 5V
0.0022
220
89
NC TEST3 5V
90
BUS0 4.3V
91
BUS1 4.3V
92
BUS2 4.3V
C835
93
BUS3 4.3V
0.056
94
VDD 5V
95
VSS
0V
96
BUCK 4V
97
/CCE 3.3V
98
5V
NC TEST4
5V
99
NC
/TSMOD
100
/RST
C837 4.9V
470P 1 2 3 4 5
+B
17 are waveform numbers shown in page 37.
2
Figure 28 SCHEMATIC DIAGRAM (5/6)
+B
C824
0.056
C823
0.01
C822
220/10
IC802
TC9462F
SERVO/SIGNAL CONTROL
6 7 8 9 10 11 12 13 14 15 16 19
17 18
13
C820
0.01
3 4
– 28 –
R814
3.3K
R812
C819 C821
3.3K
0.1
C818
0.1
C817
4
R811
0.1
2.2K
15
R810
3.3K
VREF
50
2.1V
49
2.1V TRO
11
48
2.2V FOO
14
1
47
2.2V TEZI
46
2.2V TEI
6
45
2.1V TSIN
44
SBAD
2.1V
7
43
2.2V FEI
5
42
2.1V RFRP
41
2.1V RFZI
RFCT 40
2.1V
39
5V AVDD
38
2.1V RFI
37
2.1V SLCO
36
0V AVSS
1.4V VCOF 35
VCOREV
34
2.1V
PVREV
2.1V 33
LPFO
32
2.1V
LPFN
31
2.1V
12
20 21 22 23 24 25 26 27 28 29 30
R804
100K
R801
R802
10K
47K
C829
C838
100/10
47/10
5
L803
10µH
0.1
C810
0.001
R809
C811
47/10
10K
R808
C809
3.3K
0.0047
C807
0.033
R807
10K
C806
0.0047
C805
0.0027
C804
0.01
C803
47/10
R806
C802 C863
15K 0.015 470P
C801
100P
+B
6