Sharp LC-32LE631E Service Manual page 133

10-9 Main Unit (SSB) (Continue)
DVBS supply
B08B
I I
H H
G G
F F
+12V
E E
RES
IT56
5T51
+V-LNB
30R
RES
D D
C C
B B
A A
1 1 2 2 3 3
B08B DVBS supply Schematic Diagram
RES
3T51
SCL-SSB
100R
3T61
SDA-SSB
100R
3T60 RES
10K
3T55 RES
2T54 RES
LNB-RF1 DISECQ-DET
IT61
10K
10n
3T56
9T50
10K
RES 9T51
F22-DISECQ-TX
IT65
IT57
4 4 5 5 6 6 7 7
+12V +12V
IT50
RES
IT28
IT60
7T50-1
LNBH23Q
Φ
IT53
3T52
28
ISEL
9
22K
SCL
6 4
SDA LX
10 21
ADDR VORX
29 22
DETIN VOTX
IT62 IT66
3T57 RES
1 2 1 1
DSQIN DSQOUT +3V3-DVBS
IT63
10K
13 1
EXTM
2
14 3
TTX
7
30 8
VCTRL
16
27 17
VUP NC
23
IT58
15 24
BYP
25
26
31
32
6T54 RES IT68
BAS316
7T50-2
LNBH23Q 9T52 RES
VIA
34 39
35 VIA 40
VIA
36
VIA
8 8 9 9 10 10
133
+3V3-DVBS
3T22
5T52
IT51 IT52
220u
3T53
15R
IT54 IT67 IT55
3T62 2T60 3T58
RES
1R0 2K2
10u
IT64
RES
7T51
BC817-25W
IT69
IT59
SPB SSB TV550
2K11 4DDR EU SD
11 11 12 12 13 13
LC-32LE631
LC-40LE631
LC-46LE631
B08B
V0-CTRL
LNB-RF1
DISECQ-DET
DISECQ-RX
2 2011-02-01
3139 123 6519
14 14 15 15 16 16