Philips 19PFL3507T/60 Service Manual page 89

Circuit Diagrams and PWB Layouts
10-4-15 DVB-T/C/T2 Tuner
DVB-T/C/T2 Tuner
B15
Tuner
+5V_ANT
1
+B active ANT
2 +5V_VCC
(0mVr)
+B
3 RF_AGC_T
RF-AGC Monitor
5
NC
6
BT Monitor
TT_SCL
9
SCL
10 TT_SDA
SDA
11
IF Monitor
IF_AGCT
12
IF AGC
13 DIF1_OUT2
IFD-out1
DIF1_OUT1
14
IFD_out2
ENV57U09D5F
TU1003
I2C +5V_TUNER
RF AGC
R1181
R1180
4K7 1/10W 5%
4K7 1/10W 5%
100R 1/10W 5%
TT_SCL TUNER_CLK
R1182 RF_AGC_T
TT_SDA R1183 TUNER_DATA
100R 1/10W 5%
From MT5135
C1157 C1158
39P 50V
39P 50V
LNA(LG tuner)
FB1037 DIF
NC/120R/3000mA
LNA_ON/OFF
1 2
GPIO 7
C1186 C1187
NC/1NF 50V NC/100N16V
DIF1_OUT1
DIF1_OUT2
TPM9.3E LA 10.
Current Limit Switch
TH1300 NC/PTCR
1 2
+5V_TUNER
NC/G552B1TA1U
U1000
+5V_ANT 1 5
VOUT VIN
C1188 4 3
ON/ON FLAG
NC/100N16V
+5V_TUNER
FB1034
+5V_VCC 1 2
120R/600mA
C1159 C1160
100N 50V 10UF 10V
AGC:ON (analog),OFF(digital)
T2_RFAGC
From MN88472
R1186
RF_AGC_Control
R1254
NC/0R05 1/16W GPIO_6
NC/100K 1/16W 5%
R1187
10K 1/16W 5%
RF_AGC_S 3 2 RF_AGC_H
GPIO_34
From MT5366
Q1001
C1163 NC/BC857C
470nF 16V
R1188
0R05 1/10W
5P6 50V
C1164
R1195
C1202
NC/0R05 1/16W
56pF 50V
10N 50V
R1191 L1006
R1245
C1166
0.12UH
0R05 1/10W
0R05 1/16W
L1007
NC/0.22UH
L1001
10N 50V R1197 0.22uH 10%
R1223 L1008
C1168
C1170
0R05 1/10W 220pF 50V 0.12UH
0R05 1/16W
C1203 R1193
56pF 50V
NC/0R05 1/16W
C1173 5P6 50V
EN 89
SMD/0402
R1501 NC/0R05 1/16W
T/C/T2_TUNER_SCL Q1501 TUNER_CLK
2N7002
FROM MN88472 or MT5135
DVDD3V3
SMD/0402
R1502 NC/0R05 1/16W
T/C/T2_TUNER_SDA TUNER_DATA
Q1500
2N7002
FROM MN88472 or MT5135
DVDD3V3
TUNER I2C level shift GND
DVB-T/C/T2 TUNER CIRCUIT
C1508
DIF1_OUT2 R1222 TUN_INP R1505
NC/33R 1/16W 5%
NC/0R05 1/10W
SMD/0402 NC/100N 16V
SMD/0402 L1500
NC/0.33uH 10%
C1511
DIF1_OUT1 R1244 TUN_INN R1507
NC/33R 1/16W 5%
NC/0R05 1/10W
SMD/0402 NC/100N 16V
SMD/0402
IF AGC (Panasion tuner)
AGC:OFF(analog), ON(digital)
220pF 50V
C1165
10N 50V
C1167 TU_FAT_IN2-
R1192
51R 1%
NC
C1169 To MT5366
R1194
NC/220pF 50V NC/0R05 1/16W
51R 1%
10N 50V
R1198 C1171 TU_FAT_IN2+
10N 50V
C1174 MT5135AD-
C1172
IF_AGCT
R1199
220pF 50V R1200
49.9 OHM 1/16W 1%
0R05 1/16W
To MT5135
R1201
150R 1/16W 1% 10N 50V
C1175 MT5135AD+
R1202
49.9 OHM 1/16W 1% R1203
0R05 1/16W
back to
2013-Mar-01
div. table
MT5135AD+
MT5135AD-
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
RF_AGC_Control
RF_AGC_T
IF_AGC
LNA_ON/OFF
RF_AGC_H
IF BPF for T2
C1507
R1506 T2_AINP
NC/22R 1/16W 5%
SMD/0402 NC/100N 16V
C1509 R1528 SMD/0402
NC/56pF 50V NC/270R 1/16W 5%
C1513
SMD/0402 SMD/0402
R1508 T2_AINN
NC/22R 1/16W 5%
SMD/0402 NC/100N 16V
SMD/0402
R1190
RF_AGC_Control
NC/100K 1/16W 5% GPIO_6
T2_IFAGC
3 2
Q1002
NC/BC857C
R1220
NC/0R05 1/16W
10K 1/16W 5%
R1184
R1185
IF_AGC
10K 1/16W 5% From MT5366
C1161
C1162
47nF 16V 47nF 16V
SMD/0402
SMD/0402
DVB-T/C/T2 Tuner
B15
MT5135AD+ 15
MT5135AD- 15
T2_AINP
T2_AINN
T/C/T2_TUNER_SDA
T/C/T2_TUNER_SCL
T2_IFAGC
T2_RFAGC
RF_AGC_Control 13
RF_AGC_T 15
IF_AGC 8
LNA_ON/OFF 13
RF_AGC_H 8
GND 2,3,4,5,6,7,8,9,10,11,12,13,14,15,17
C 2012-06-21
715G5475
19272_518_120703.eps
120717