Sharp LC-32LE631E Service Manual page 131

10-7 Main Unit (SSB) B07A
DVBS-FE
B07A
I I
+1V-DVBS
H H
+1V-DVBS
+1V-DVBS
G G
IR00
5R00
+3V3-DEMOD
+3V3-DVBS +3V3-DEMOD
30R
F F
+1V-DVBS
+2V5-DVBS
E E
D D
+3V3RF
SCLT
SDAT
C C
AGC
1R01
73356-5070
IR01 +3V3RF
5R01
+3V3-DVBS
10u
B B
FR01
LNB-RF1
A A
1 1 2 2 3 3
DVBS-FE Schematic Diagram
7R01-2
STV0903BAC
15
POWER_VIA
17
22
25
28
31
33
36
39
42
45
48
51
53
57
VDD1V0
61
66
69
72
77
81
85
88
93
99
102
105
110
112
21
38
54
76
80 VDD3V3
92
96
106
2
3 VDDA1V0
5
9
13
114
VDDA2V5
118
123
127
+3V3RF
1R10
2R37
NX3225GA
7R02
+3V3RF
6 8 1 1 14 22
STV6110AT
10p
LNA LT MIX DIG BB
3 4
30 VSS
XTAL_IN
31
2R38
Φ
1 2
1
10p XTAL_CMD
SATELLITE
IR07 12 TUNER
SCL
IR08 13
SDA
I2C-ADDRESS : C6
2
AGC
9R02 16
AS
RES
23
NC
24
NC
2R43
1 4
RF_IN
27p
GND
RF LNA LT MIX DIG BB
5 3 9 1 0 1 5 17
4 4 5 5 6 6
Φ
XTAL
1
4
6
10
14
GNDA
113
117
121
125
QM
QP
129
GND_HS
130
131
IM
132
IP
133
134
135
136
137
138
139 RES 2R21
DISECQ-DET
140 F22-DISECQ-TX
141
142
143
144 SCL-SSB
145 100R
SDA-SSB
146 RES 2R23
147 SCLT
VIA 148
SDAT
149
150
151
152
RESET-DVBS
153
154
155
156
157
158
+3V3-DVBS
159
160
161
162
163
164
165
IR06
3R12
4R7
27 2 8
VCO SYN
2R40
3R09
32
XTAL_OUT
1K0
100p
18 4 5
IP
19 3 6 3R08-4 100R
IN
3R08-3 100R
21 1 8
QP
20 2 7 3R08-1 100R
QN
3R08-2 100R
7
RF_OUT NC
34
35
36
37
VIA 38
39
40
41
42
VCO
SYN HS
25 26 2 9 3 3
7 7 8 8 9 9 10 10
131
7R01-1
STV0903BAC
Φ
122 52
XTALI MAIN VS
124 16
XTALO AGCRF1
NC
I2C-ADDRESS : D0
59 63
DIRCLK 0
104 64
CLKI 1
103 65
NC CLKI2 2
100 67
NC CLKOUT27 3
D 68
4
11 70
N 5
12 I1 71
P 6
73 3R03
7
74 3R04
CLKOUT
75 3R05
STROUT
8 78 3R06
N DPN
7 Q1 79
P ERROR NC
82
NC
83
NC
60 84
0 NC
56 CS 86
1 NC
87
NC
1n0 128 89
DISEQCIN1
NC
20 90
DISEQCOUT1 NC
126 91
NC FSKRX_IN NC
107 94
NC FSKRX_OUT
NC
RES 2R22 47p IR04 95
NC
NC
97 108
SCL NC
3R01 98 109
SDA
NC
47p 100R 3R00 IR03 111
NC
19 115
SCLT NC
18 1 116
SDAT NC
119
NC
120
NC
62 40
RESETB 0
IR02 IR05
9R00 58 COMP 41
STDBY 1
RES
26 101
FR02 TCK 1
23 50
FR03 TDI 2 NC
24 49
3R11 FR04 TDO 3 NC
29 47
FR05 TMS 4 NC
27 46
10K FR06 TRST 5 NC
44
6 NC
43
GPIO 7 NC
37
8 NC
35
NC
9
34
NC
10
32
FR07 11 NC
30
NC
12
55
13 NC
XTAL
QP
QM
IP
IM
SPB SSB TV550
2K11 4DDR EU SD
11 11 12 12 13 13
LC-32LE631
LC-40LE631
LC-46LE631
B07A
SENSE+1V0-DVBS
FR00
3R02
AGC
2R53
1K0
47n
* To be drawn near PNX85500
47R TS-DVBS-DATA 4 9R03-4 5
* TS-FE-DATA
47R 9R04
TS-DVBS-CLOCK * TS-FE-CLOCK
47R TS-DVBS-SOP 2 9R03-2 * 7 TS-FE-SOP
47R TS-DVBS-VALID 1 9R03-1 8 TS-FE-VALID
*
3R07
120K
DISECQ-RX
2 2011-02-01
3139 123 6519
19101 048 110504.eps
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