Schematic Diagrams - Sharp LC-32LE510E Service Manual

SCHEMATIC DIAGRAMS

27. Schematic Diagrams
Tuner & T2 Demodulator Diagram
1 2
ANALOG_IF
AIF
12 12
DIF1
11 11
DIF2
10 10
A
IF_AGC IF_AGC_TUNER
9 9
AS
8 8
16V
C904
22u
2
NC
100n
7 7 C2
1
10V
B2 5V_TUN
6 6
SDA
5 5
SCL
4 4
RF_AGC RF_AGC_TUNER
3 3
330R
5V_TUN
B1
2 2
F261
2
ANT_PWR 100n
1 1
1 10V
B C907
C3
22u
16V
R1595
10k
R1581
1k
FDN336P
Q175
Q172
R1594
BC848B
OVER_CUR_DETECT 10k
C965
100n
16V
C
F134
1V2_VCC
330R
D
C956
22u
16V
F267
2V5_VCC
330R
100n
10V
C916
E
F265
3V3_VCC
330R
C957
22u
16V
F262
330R
F
1 2
3
R1546
IF_AGC_MST
DIGITAL_IF_P 1 100R 2
R1597
N.C. 10k
R1545
IF_AGC_T2
DIGITAL_IF_N 1 100R 2
R1591
3
10k 3V3_VCC R1939
RF_AGC_CTL 10k 2 Q207
R1588
100R BC848B
8 1
TUN_SDA_MST 1
R1
7 2
R2 TUN_SDA_T2
6 3
R3 TUN_SCL_MST
5 4
R4 TUN_SCL_T2
R1592
10k 3V3_VCC
B0
3
FSA3157
GND
2
R1589
R1551 R1550
12V_VCC RF_AGC_MST
1 100R 2 12k 1 100R 2 1 B1
C901 C903
2 2
100n 100n
1 1
10V 10V
R1590
10k ANT_CTRL
F263
1V2_CVDD
330R
100n 100n 100n 100n 100n 100n
10V 10V 10V 10V 10V 10V
C920 C921 C922 C925 C919 C923
F269
1V2_MVDD
330R
100n 100n 100n
10V 10V 10V
C929 C927 C928
F264
1V2_PVDD
330R
100n
10V
C931
2V5_AVDD
3V3_RVDD
100n
10V
C932
3V3_DVDD
100n 100n 100n
10V 10V 10V
C917 C933 C935
3
4 5
R1552
S100
1 100R 2 IF_AGC_TUNER
5V_TUN
C912 C910
2 2
100n 100n
1 1
10V 10V
R138
1k
F266
R139
12V_VCC 1 2
1k
330R
3
R1932
2 2 Q205
100k 1
BC848B
1
150nH
C545
L124
ANALOG_IF
10n
47p
C1210
50V
100k
1 RF_AGC_MONITOR
2
R1934
82p
NC
47p
R1549
S28
50V
1 100R 2 RF_AGC_TUNER
C902
2
C14
100n
1
A 10V 10V
4
2
100n
1
VCC 5V_VCC
5
U3
S
6
RF_AGC_CTL
X1
1 4
2 3
41MHz
C915
S97
49
DIGITAL_IF_N AINM
C918
S96 100n
50
DIGITAL_IF_P AINP
10V
100n
51
AVSS1
10V
52
2V5_AVDD AVDD1
53
RFAIN
54
RVDD
3V3_RVDD
55
VSS8
56
CVDD6
1V2_CVDD
57
TUN_SDA_T2
TUNERDAT
58
TUN_SCL_T2
TUNERCLK
59
3V3_DVDD DVDD
60
VSS9
61
1V2_CVDD CVDD
62
PLLBPN
63
RFAGC_GPIO1
64
IFAGC
IF_AGC_T2
33R
4 5
85
6 7
5V_TUN 5V_TUN
2K7
Z101
C546
1
IN1 OUT1
1 2
K9656M
10n 2 1
2 IN2 OUT2
D145
16V
GND
BA782
5V_TUN
2
R483 R1580
Q140
1 2 47R
1k2 R209
SIF_CTL
100k 2 1
1
3 0R BSN20
R1857 3
2 Q144
200R
BF799
0R
1
Z102
C547
1
IN1 OUT1
1 2
K3958M
10n
2 IN2 OUT2
16V
GND
3V3_DVDD
47R RESET_T2
R1856
R1560
10k
R1561
3V3_DVDD
10k
32
TESTMODE
31
VSS6
30
CVDD4 1V2_CVDD
R1576
29
SDA 47R
28
SCL 47R
T2 DEMOD
R1575
27
DVDD2 3V3_DVDD
26
VSS5
U167 25
TSDATA7
5
CXD2820R 24
TSDATA6
6
23
TSDATA5
7
22
TSDATA4
8
47R
21
R1584
VSS4
20
CVDD3 1V2_CVDD
19
MVDD2
1V2_MVDD
18
MVSS2
17
TSDATA3
R1583
47R
R4
5
R3
6
33R 33R
R2
7
C953 R1
8
12p
50V
VESTEL
PROJECT NAME : 17mb60-4
TSMICLK
TSMIVALID
TUNER&T2_DEMOD
SCH NAME :
TSMISYNC
DRAWN BY : MB60_HW_TEAM
6 7
LC-32LE510
LC-40LE510
8
A
4
SIFP
5
SIFM
VIFM
4
B
5
VIFP
C
D
SDA_SYS
SCL_SYS
33R
R4
TS_MDI7
4
R3 TS_MDI6
3
R2 TS_MDI5
2
R1
TS_MDI4
1
E
33R
TS_MDI3
4
TS_MDI2
3
TS_MDI1
2
F
TS_MDI0
1
A3
9
TOTAL SHEET:
24-05-2011_13:42
8
A X M