Sharp LC-22LE320 Service Manual page 179

03. TUNER
NUTUNE FH2607
TU102
TUNER
1
RF Pin In/Out
2
Ant Pwr
3
GND
4
NC
5 RF_AGC_NXP
RF AGC
6
GND
7 +5V_T1
VP(TUN)
8
VT
9
GND
10
R1040
NC
11 +5V_T1
NC/0R05 1/10W
AS
12 T_SCL
SCL
13 T_SDA
SDA
14
NC
15 IF_AGCT_T
IF_AGC
16 FAT+
DIF1
17 FAT-
DIF2
18
WIF OUT
19
NC
20
NC
21
NC
22
NC 23
NC 24
NC
GND_Tuner
GND_Tuner
FB1003
DV33_DVBC 2 1
DV33
120R/3000mA
C1033 C1034 C1035 C1036
100N 16V 100N 16V 100N 16V 100N 16V
SMD/0402 SMD/0402 SMD/0402 SMD/0402
FB1004
120R/3000mA
DV12_DVBC 1 2
DV12
C1037 C1038 C1039 C1040
100N 16V 100N 16V 100N 16V 10uF 6.3V
SMD/0402 SMD/0402 SMD/0402
GND_Tuner
FB1009
120R/3000mA
1 2
DV12_VADC
DV12
C1072 C1071
100N 16V 10uF 6.3V
SMD/0402
IF_AGC_C
R1019 1K1/16W
SMD/0402
C1069
10N 50V
SMD/0402
CLOSE TO SI2163
37
36 GND
35 GPIO_0
R1017 SMD/0402
34 RESSI_ADC
TUNER_CLK_Demod 0R05 1/16W
33 SCL_MAST
TUNER_DATA_Demod R1018 SMD/0402
32 SDA_MAST
0R05 1/16W
31 ADC_CN
FAT_IN-_C
30 ADC_CP
C1070 100N 16V
ADC_IN
29
SMD/0402
ADC_IP
FAT_IN+_C
C1041 100N 16V
SMD/0402
SY S_RESET R1042
0R05 1/16W
R1031 SMD/0402
10K1/16W
DV33
SMD/0402 FB1024
120R/3000mA
1 2 SI2163_VDDH_ANA
R1043
0R05 1/10W
C1023 C1024
100N 16V 10uF 6.3V
X1000
2
R1016 1
DV33_DVBC
NC/4.7K1/16W
SMD/0402
16MHz
C1005
27P 50V
2008-03-14
FB1007
NC/120R/3000mA
1
C1009 C1003
NC/1N 50V NC/100N 16V
TU101 SMD/0402 SMD/0402
NC/TUNER
1
GND_Tuner GND_Tuner
ANT[+5V]
2
LNA ON/OFF
3
GND
4
+B(5V)
5 RF_AGC_NXP
R1007
RF AGC
6
10K1/16W SMD/0402
GND
7
SDA
8
C1012
SCL
9
47N 16V
TU AS
10
SMD/0402
DIF[+]
11
DIF[-]
12
IF AGC
13 C1031 100P 50V TU_MPX_P2
NC
14 SMD/0402
NC
15
NC
16 TUNER_CVBS1
NC
SMD/0402
FAT+ R1010 0R05 1/16W TU_FAT_IN2+
FAT- R1013 0R05 1/16W TU_FAT_IN2-
SMD/0402
GND_Tuner C1010 C1011
GND_Tuner NC/39pF 50V NC/39pF 50V
SMD/0402 SMD/0402
GND_Tuner
FB1000 120R/3000mA FB1017 120R/3000mA
1 2 1 2
FB1018 120R/3000mA
R1052 0R05 1/10W
1 2
FB1002 120R/3000mA
R1050 0R05 1/10W Tuner R1047 R1048
1 2
FB1005 120R/3000mA LG 0R 0R
R1049 0R05 1/10W
1 2
Nutune 100R 100R
FB1011 120R/3000mA FB1013 120R/3000mA
1 2 1 2
FB1012 120R/3000mA FB1014 120R/3000mA
Impedance Contrl 100ohm and
1 2 1 2
route these path w ith differential
FB1020 120R/3000mA
R1051 0R05 1/10W
pattern on top layer.
1 2
FB1022 120R/3000mA FB1021 120R/3000mA
1 2 1 2
FB1025 120R/3000mA
1 2
GND_Tuner TU_FAT_IN2+_T
DV33_DVBC
R1037 R1036
NC/4.7K1/16W NC/4.7K1/16W
SMD/0402 SMD/0402 RP1002
0OHM 1/16W TU_FAT_IN2-_T
TVAVLID 4 5 CI_INVALID
SMD/0402
TSY NC 3 6 CI_INSY NC
100OHM1/16W
TUNER_CLK 2 7
R1032
TUNER_DATA TDO 1 8 CI_INDATA0
100OHM1/16W
R1033
RP1003
SMD/0402
4 5 TVAVLID
FB1023
3 6 TSY NC
SI2163_CLK 2 7 2 1 TCK
1 8 TDO
60 OHM
0OHM 1/16W
C1042 C1049
NC/10P 50V 10P 50V
SMD/0402
U101
RP1000
11 0OHM 1/16W
TS_DATA0
12 4 5 CI_INDATA1
TS_DATA1
13 3 6 CI_INDATA2
TS_DATA2 14 2 7
CI_INDATA3
TS_DATA3 15 1 8
DV33_DVBC CI_INDATA4
VDD_HVIO 16
TS_DATA4 17 4 5
CI_INDATA5
TS_DATA5 18 3 6
CI_INDATA6
TS_DATA6 2 7
CI_INDATA7
1 8
RP1001
0OHM 1/16W CI_INCLK
Si2163 DVB_C Demod
TP1000
SMD/0402
TUNER_DATA TUNER_DATA_Demod
R1034 NC/0R05 1/16W
TUNER_CLK TUNER_CLK_Demod
R1035 NC/0R05 1/16W
SMD/0402
R1034 R1035
4
3 W DVB-C NC NC
W/O DVB-C YES YES
C1006
27P 50V
EC080-35 も础
FB1006
220R/2000mA +5V_TUNER
2
LNA_ON/OFF
1 2
+5V_T1
C1048 C1001 + C1000
100N 16V 10U 10V 470UF 10V R1024
SMD/0402 100K1/16W
SMD/0402
GND_Tuner GND_Tuner GND_Tuner
RF_AGC RF_AGC
GND_Tuner
NC/0R05 1/10W
Close to MT5363
+5V_TUNER
RFAGC Critical Signal
Place these tw o LPF closed to
R1002 R1003
main chip rather than tuner.
4.7K1/16W 4.7K1/16W
SMD/0402 SMD/0402
T_SCL R1011 100R 1/10W 1% TUNER_CLK_Demod
T_SDA R1012 100R 1/10W 1% TUNER_DATA_Demod
C1017 C1016
39pF 50V 39pF 50V
SMD/0402 SMD/0402
Place these tw o LPF closed to
GND_Tuner GND_Tuner
main chip rather than tuner.
R1005 R1006
IF_AGCT_T IF_AGC IF_AGCT
10K1/16W 10K1/16W
C1013 SMD/0402 C1014 SMD/0402
47N 16V
47N 16V
SMD/0402 SMD/0402
GND_Tuner
Close to MT5363
IF BPF
SMD/0402
C1020 C1018 33P 50V
SMD/0402
SMD/0402
L1002
22P 50V L1000 C1105
0.33uH 10% 0.22uH 10%
R1047 C1022
100OHM1/16W L1005
SMD/0402 33P 50V NC/0.33uH 10%
L1003
SMD/0402 L1001
0.33uH 10% 0.22uH 10%
R1048 SMD/0402 C1106
100OHM1/16W C1021 SMD/0402
SMD/0402 C1019 33P 50V
SMD/0402
22P 50V
TU_FAT_IN2+_T TU_FAT_IN2+
R1045 0R05 1/16W SMD/0402
BYPASS M UX
TU_FAT_IN2-_T TU_FAT_IN2-
R1046 0R05 1/16W SMD/0402
IF_AGC_C IF_AGC
R1025 0R05 1/16W SMD/0402
DV33_DVBC
U102
TS5A3157DCKR
1 6
M_AOLRCK
NO IN
2 5
GND V+
3 4
TCK
NC COM
179
LC-19LE320, LC-22LE320, LC-26LE320, LC-32LE320, LC-37LE320, LC-42LE320
RF_AGC_TUNER Tuner R1004 Q1001 R1024 C1003 C1009 FB1007 R1047
LG Yes NC NC Yes Yes Yes 0R
Nutune NC Yes Yes NC NC NC 100R
R1008
RF_AGCT
Q1001
10K1/16W
BC857C
C1015 SMD/0402
47N 16V
R1004 SMD/0402
T uner Control
A/V Filter
TU_MPX_P2 R1026 MPX_P1
NC/0R05 1/16W
SMD/0402
C1025
NC/15PF50V
SMD/0402
R1027 MPX_N1
NC/0R05 1/16W
10N 50V SMD/0402
FAT_IN+ GND_Tuner
FAT_IN- TUNER_CVBS1 R1028 TUNER_CVBS
NC/0R05 1/16W
10N 50V SMD/0402
R1001 R1000 C1026
NC/75OHM1/16W NC/75OHM1/16W NC/47pF 50V
SMD/0402 SMD/0402 SMD/0402
GND_Tuner
L1008 NC/0.22uH 10%
C1043 NC/56pF 50V
SMD/0402
TU_FAT_IN2+ R1039 0R05 1/16W R1041 0R05 1/10W
SMD/0402
SMD/0402
TU_FAT_IN2- R1038 0R05 1/16W R1044 0R05 1/10W
SMD/0402
C1044 NC/56pF 50V
L1009 NC/0.22uH 10%
Close to DVB_C Demod
R1048
4,8,10,11,12,13,14,15,16 +5V_SW +5V_SW
0R
5 DV12 DV12
4,9 DV18_DDR DV18_DDR
100R
5 +5V_TUNER +5V_TUNER
4,5,7,8,10,11,14,15,16 DV33 DV33
4,5,7,8,9,10,11,12,13,14,15,16 GND
TDO
11 TDO
TVAVLID
11 TVAVLID
TCK
11 TCK
TSY NC
11 TSY NC
LNA_ON/OFF
11 LNA_ON/OFF
MPX_P
8 MPX_P
MPX_N
8 MPX_N
TUNER_BY PASS_In
8 TUNER_BY PASS_In
CVBS0P
8 CVBS0P
CI_INDATA0
11 CI_INDATA0
CI_INDATA1
11 CI_INDATA1
CI_INDATA2
11 CI_INDATA2
CI_INDATA3
11 CI_INDATA3
CI_INDATA4
11 CI_INDATA4
CI_INDATA5
11 CI_INDATA5
CI_INDATA6
11 CI_INDATA6
CI_INDATA7
11 CI_INDATA7
CI_INVALID
11 CI_INVALID
CI_INSY NC
11 CI_INSY NC
CI_INCLK
11 CI_INCLK
RF_AGC_TUNER
11 RF_AGC_TUNER
M_AOLRCK
7,8 M_AOLRCK
FAT_IN-
8 FAT_IN-
FAT_IN+
8 FAT_IN+
TUNER_DATA
8 TUNER_DATA
TUNER_CLK
8 TUNER_CLK
IF_AGCT
8 IF_AGCT
RF_AGCT
8 RF_AGCT
SY S_RESET
11 SY S_RESET
As Closed as to Main Chip
C1027
MPX_P
NC/10nF50V
SMD/0402
C1028 SMD/0402
NC/10nF50V
MPX_N
SMD/0402
C1029 NC/47nF 16V
R1029 TUNER_BY PASS_In
NC/100R 1/16W 5%
SMD/0402
C1030 NC/47nF 16V
R1030 SMD/0402 CVBS0P
NC/100R 1/16W 5%
SMD/0402
NC/100N 16V
C1046
SMD/0402 FAT_IN+_C
FAT_IN-_C
C1045
NC/100N 16V
SMD/0402