Philips 19HFL3007D/10 Service Manual page 65

Circuit Diagrams and PWB Layouts
10-2-15 Tuner
Tuner
B15
Tuner
DVB-T/C: Panasonic ENV57U09D5F(094GPASEALL17M)
DVB-T2: Panasonic ENV57U04D8F(094GPASEALL15M)
DVB-T/C: LG TDTK-G731D
DVB-T2: LG TDTK-G631D
NC/TDTK-G731D
15
TH4
14
13 TH3
TH2
12
TH1
For LG T2 support (W/ SAW), the IF_AGC is connected.
I2C
+5V_TUNER
R1181
R1180
4K7 1/10W 5%
4K7 1/10W 5%
100R 1/10W 5%
TT_SCL TUNER_CLK
R1182
TT_SDA R1183 TUNER_DATA
100R 1/10W 5%
From MT5135
C1157
C1158
39P 50V 39P 50V
LNA(LG tuner)
FB1037
NC/120R/3000mA
1 2
LNA_CONTROL LNA_ON/OFF
GPIO 7
C1186 C1187
NC/1NF 50V
NC/100N16V
TPM9.3HE LA 10.
Current Limit Switch
TH1300
1
NC/G552B1TA1U
1
+5V_ANT
VOUT
4
C1188
ON/ON
NC/100N16V
TU1002
1
+5V_ANT
N/C
2 LNA_CONTROL
N/C(P3)
3
N/C
4 RF_AGC_T
RF AGC
5
+5V_VCC
+B(5V) 6
TT_SDA
FB1034
SDA
7 TT_SCL
SCL
8 1
+5V_VCC
N/C
9
120R/600mA
N/C 10
DIF1_OUT2
C1159 C1160
DIF(+)
11 DIF1_OUT1
100N 50V 10UF 10V
DIF(-)
RF AGC AGC:ON (analog), OFF(digital)
T2_RFAGC
From MN88472
R1186
RF_AGC_Control
R1254
NC/0R05 1/16W
NC/100K 1/16W 5%
R1187
10K 1/16W 5%
3 2
RF_AGC_T RF_AGC_S
From MT5366
Q1001
C1163 NC/BC857C
470nF 16V
R1188
0R05 1/10W
DIF
C1202
33pF 50V
10N 50V
R1191
R1245
DIF1_OUT1 C1166
0R05 1/10W
0R05 1/16W
L1001
NC/0.22UH
R1223 10N 50V R1197
C1168
DIF1_OUT2 C1170
0R05 1/10W NC/220pF 50V
0R05 1/16W
C1203
33pF 50V
NC = not connected for SAWless tuner
EN 65
TUNER I2C level shift
NC/PTCR
2
SMD/0402
R1501 NC/0R05 1/16W
+5V_TUNER
U1000
5
T/C/T2_TUNER_SCL
VIN
3
FROM MN88472 or MT5135
FLAG
DVDD3V3
SMD/0402
R1502 NC/0R05 1/16W
+5V_TUNER
T/C/T2_TUNER_SDA
2
FROM MN88472 or MT5135
DVDD3V3
DVB-T/C/T2 TUNER CIRCUIT
GPIO_6 DIF1_OUT2 TUN_INP
R1222
0R05 1/10W
RF_AGC_H
GPIO_34
DIF1_OUT1 R1244 TUN_INN
0R05 1/10W
C1164 NC/5P6 50V
R1195
0R05 1/16W NC/220pF 50V
C1165
L1006
R1192
NC/0.12UH
51R 1%
NC
L1007
C1169 R1194
NC/0.22UH
NC/220pF 50V NC/0R05 1/16W
51R 1%
L1008
R1198
NC/0.12UH
R1193
C1172
R1199
0R05 1/16W NC/220pF 50V
R1200
NC/49.9 OHM 1/16W 1%
NC/0R05 1/16W
NC/150R 1/16W 1%
C1173 NC/5P6 50V
R1201
R1202
R1203
NC/49.9 OHM 1/16W 1%
NC/0R05 1/16W
back to
2012-Sep-28
div. table
MT5135AD+
MT5135AD+ 15
MT5135AD-
MT5135AD- 15
17 T2_AINP
17 T2_AINN
15,17 T/C/T2_TUNER_SDA
15,17 T/C/T2_TUNER_SCL
TU_FAT_IN2+
TU_FAT_IN2+ 8
TU_FAT_IN2-
TU_FAT_IN2- 8
17 T2_IFAGC
17 T2_RFAGC
Q1501 TUNER_CLK
2N7002
RF_AGC_Control
RF_AGC_Control 13
RF_AGC_T
RF_AGC_T 15
IF_AGC
IF_AGC
LNA_ON/OFF
LNA_ON/OFF 13
RF_AGC_H
RF_AGC_H 8
GND
Q1500 TUNER_DATA
2N7002
GND
IF BPF for T2
C1508
R1505 R1506
33R 1/16W 5% 22R 1/16W 5%
SMD/0402 100N 16V SMD/0402
SMD/0402 L1500 C1509
NC/0.33uH 10% NC/56pF 50V
C1511 SMD/0402
R1507 R1508
33R 1/16W 5% 22R 1/16W 5%
SMD/0402 100N 16V SMD/0402
SMD/0402
IF AGC (Panasonic tuner)
AGC:OFF(analog), ON(digital)
3
10N 50V
Q1002
C1167 TU_FAT_IN2-
BC857C
R1220
To MT5366
NC/0R05 1/16W
10N 50V
C1171 TU_FAT_IN2+
NC/10N 50V 10K 1/16W 5%
C1174 MT5135AD- R1184
IF_AGCT
10K 1/16W 5%
To MT5135
C1161 C1162
47nF 16V
NC/10N 50V 47nF 16V
SMD/0402
C1175 MT5135AD+ SMD/0402
For T/C/T2 tuner with saw, ATV control by IF_AGC from 5366, DTV control by
T2_IFAGC from MN88472
Tuner
B15
T2_AINP
T2_AINN
T/C/T2_TUNER_SDA
T/C/T2_TUNER_SCL
T2_IFAGC
T2_RFAGC
8
2,3,4,5,6,7,8,9,10,11,12,13,14,15,17
C1507
T2_AINP
100N 16V
R1528 SMD/0402
NC/270R 1/16W 5%
C1513
SMD/0402
T2_AINN
100N 16V
SMD/0402
R1190
RF_AGC_Control
GPIO_6
100K 1/16W 5%
2 T2_IFAGC
From MN88472
for DVB-T/C/T2
R1185
IF_AGC
From MT5366
1 2011-12-19
715G5430
19270_518_120409.eps
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