Philips 32PFL3007H/12 Service Manual page 62

Circuit Diagrams and PWB Layouts
10-1-15 DVB-T/C/T2 Tuner
DVB-T/C/T2 Tuner
B15
Tuner
+5V_ANT
1
+B activ e ANT
+5V_VCC
2 (0mVr)
+B
3 RF_AGC_T
RF-AGC Monitor
5
NC
6
BT Monitor
9 TT_SCL
SCL
10 TT_SDA
SDA
11
IF Monitor
12 IF_AGCT
IF AGC
13 DIF1_OUT2
IFD-out1
DIF1_OUT1
14
IFD_out2
ENV57U04D8F
TU1003
I2C +5V_TUNER
R1181
R1180
4K7 1/10W 5%
4K7 1/10W 5%
100R 1/10W 5%
TT_SCL R1182 TUNER_CLK
TT_SDA TUNER_DATA
R1183
100R 1/10W 5%
From MT5135
C1157
C1158
39P 50V
39P 50V
LNA(LG tuner)
FB1037
NC/120R/3000mA
LNA_CONTROL LNA_ON/OFF
1 2
GPIO 7
C1186 C1187
NC/1NF 50V
NC/100N16V
TPM9.1E LA 10.
Current Limit Switch
TH1300
1
NC/G552B1TA1U
+5V_ANT
1
VOUT
C1188 4
ON/ON
NC/100N16V
FB1034
+5V_VCC 1
120R/600mA
C1159 C1160
100N 50V 10UF 10V
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%
RF_AGC_T RF_AGC_S RF_AGC_H
3 2
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
10N 50V NC/0.22uH 10%
R1223 R1197
C1168
DIF1_OUT2 C1170
NC/220pF 50V
0R05 1/10W
0R05 1/16W
C1203
33pF 50V
BPF need NC for SAWless tuner
EN 62
NC/PTCR
2
R1501
NC/0R05 1/16W
+5V_TUNER
U1000
T/C/T2_TUNER_SCL
5 Q1501
VIN
2N7002
3 FROM MN88472 or MT5135
FLAG
DVDD3V3
R1502
NC/0R05 1/16W
+5V_TUNER
T/C/T2_TUNER_SDA Q1500
2 2N7002
FROM MN88472 or MT5135
DVDD3V3
TUNER I2C level shift
DVB-T/C/T2 TUNER CIRCUIT
GPIO_6 DIF1_OUT2 TUN_INP
R1222
33R 1/16W 5%
0R05 1/10W
GPIO_34
DIF1_OUT1 R1244 TUN_INN
33R 1/16W 5%
0R05 1/10W
C1164 NC/5P6 50V
R1195
0R05 1/16W
NC/220pF 50V
C1165
10N 50V
L1006
C1167
R1192
NC/0.12UH
51R 1%
NC
L1007
C1169 R1194
NC/0.22UH
NC/0R05 1/16W
NC/220pF 50V
51R 1%
10N 50V
L1008
R1198
C1171
NC/0.12UH
NC/10N 50V
R1193
C1174
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
NC/10N 50V
C1175
R1202
NC/49.9 OHM 1/16W 1% R1203
NC/0R05 1/16W
back to
2012-Apr-27
div. table
MT5135AD+
MT5135AD+ 15
MT5135AD-
MT5135AD- 15
T2_AINP
17 T2_AINP
T2_AINN
17 T2_AINN
T/C/T2_TUNER_SDA
15,17 T/C/T2_TUNER_SDA
T/C/T2_TUNER_SCL
15,17 T/C/T2_TUNER_SCL
TU_FAT_IN2+
TU_FAT_IN2+ 8
TU_FAT_IN2-
TU_FAT_IN2- 8
T2_IFAGC
17 T2_IFAGC
T2_RFAGC
17 T2_RFAGC
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
TUNER_CLK
TUNER_DATA
GND
IF BPF for T2
C1508
R1505 R1506
22R 1/16W 5%
100N 16V
L1500 C1509 R1528
NC/0.33uH 10% NC/56pF 50V NC/270R 1/16W 5%
C1511
R1507 R1508
22R 1/16W 5%
100N 16V
IF AGC (Panasion tuner)
R1190
AGC:OFF(analog), ON(digital)
100K 1/16W 5%
3 2
Q1002
TU_FAT_IN2-
BC857C
R1220
To MT5366
NC/0R05 1/16W
TU_FAT_IN2+
10K 1/16W 5%
MT5135AD- R1184
R1185
IF_AGCT
10K 1/16W 5% From MT5366
To MT5135
C1161
C1162
47nF 16V 47nF 16V
MT5135AD+
Tuner
B15
8
2,3,4,5,6,7,8,9,10,11,12,13,14,15,17
C1507
T2_AINP
100N 16V
C1513
T2_AINN
100N 16V
RF_AGC_Control
GPIO_6
T2_IFAGC
IF_AGC
2 2011-12-19
715G5155
19230_514_120207.eps
120207