TCL L55E5800UDS Service Manual page 27

8 7
F 1
ANT
TU1
TU_3V3
2
3V3
NA_TUNER
TUNER-SCL
3
SCL
TUNER-SDA
4
SDA
5
GND
6
XOUT
7
IF_N
8
IF_P
9
IF_AGC
C2155
T
07-500WF3-SA0G For NA
0.1U
TUNER_IF_AGC
07-345ZI3-TA0G For EM&AU
NA_TUNER
GND
E
TU2
Cable
RF_SW="0"=Cable
RF_SW="1"=Air
Air
GND
D
RF_SW
U2103
5V
AS1117-3.3 DEMO3V3
DEMO3V3
T
R2129
0R
C2106 C2115 C2152
10U 0.1U
10U
C
GND GND
R2130
0R
GND
U2104
AS1117-1.2
DEMO_1V2
B
C2117
C2102
10U 0.1U
A
8 7
6
TU_3V3
T_SDA
T
T_SCL
T
R2117
TUNER_SCL
(4)
100R
TUNER_SDA
(4)
100R
R2118
FAT-_D FAT+_D
T T
330R
RT19
FAT-_D
GND
Zi
FAT+_D
R2161
TUNER_IF_AGC
1K 330R
NA_TUNER RT18
C2153
C2154
NA_TUNER NA_TUNER
33P
33P
GND
U2101
TU_3V3 TU_3V3
T
AS1117-3.3
5V
C2107
C2101
10U 0.1U
GND
GND
GND
close to the VCC PIN of tuner
AVDD3V3
VDD3V3
close to Demod
D_IF_AGC
C2132
0.022U
DEMO_1V2
T
R2131
1V2_VDD
0R
C2118
10U
GND
Close to Demod
GND
6
5 4
Tuner Circuit
GND
NC
22P
CT27
TUNER_IF_AGC
FAT_IN-
CT36 0.1U
NC
820R
RT20
FAT_IN+
CT35 0.1U
NC
22P
CT26
Close to SOC
GND
ISDB-T Demod Circuit
R2156
SDA
100R
SCL
100R
R2155
GND
C2114
33P
R2126
DEMO3V3 XTAL_OUT
0R
SCL_D
C2113
XTAL_IN
XTAL_OUT
XTAL_IN
NEAR to Demod IC
33P
AVDD3V3
GND MSPI_WP
R2133
IF_AGC
0R
C2112 R2124
FAT+_D 0.1U
0R
FAT-_D
C2111 0R
R2123
0.1U
NEAR to Democ IC
GND GND GND
GND
Index-Lab DATE NAME DESCRIPTION
Last saved :
4
5
3
IF AGC Selection Circuit
T_IF_AGC
T
R2105
NC
0R
TU_3V3
D_IF_AGC
R2104
NC
0R BT3906
TU_3V3
Q133
BT3906
Q131
R2110
R2109
100K
R2150 IFAGC 10K
(4)
0R
TU_3V3 R2111
0R
NC
R2106
C
10K Q134
R2112
B
10K
BT3904
C
Q132 R2108
GND E
B
100K IF_AGC is selected when IF-AGC-SEL="0"
BT3904
D_IF_AGC is selected when IF-AGC-SEL="1"
E
GND
GND
R2140 33R
R2142
33R
R2152
33R
R2151
33R
R2148
33R
R2147
33R
R2146
GND 33R
R2145
33R
R2144
33R
R2143
33R
R2141
33R
DEMO3V3
1 36
I2CS_SCL TS_D[6]
2 35
GND1 TS_D[7]
3 34
XTAL_OUT TS_CLK
4 33
XTAL_IN SSPI_CLK ISDB_RST D2100
5 32
LL4148
AVDD33_1 SSPI_DI
T
6 31
RFAGC SSPI_DO
U2105
7 30
IFAGC GND7
ISDB_RST
8 29
QP MSB101S RESETZ
9 28
QM SSPI_CSZ
10 27 VDD3V3
GND2 VDD33_2
11 26
IP GND6
12 25 1V2_VDD
IM VDD2
GND
GND
DEMO3V3
R2136
10K
GND
NC
I2C slave address:
TS_ERR=0, I2C slave address=0xD2
TS_ERR=1, I2C slave address=0xF2
GND
GND
SBU :
TCLNO: .............
DESIGNATION
Last modif
DESIGNATION
3
2 1
F
(4)
IF_AGC_SEL
(4)
E
D
TS_SYNC
TS_VLD
TS_D0
TS_D1
TS_D2
TS_D3
TS_D4
TS_D5
TS_D6
TS_D7
C
TS_CLK
GND GND GND GND GND GND GND GND GND GND GND
B
TCL Thomson Electronics Singapore Pte. Ltd.
A
8 Jurong Hall Road #28-01/06
The JTC Summit SINGAPORE 609434
Tel (65) 63092900 Fax (65) 63092999
DRAWN
CHECKED
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2 1
FORMAT DIN A2