Philips 43PUH6101/88 Service Manual page 79

Circuit Diagrams and PWB Layouts
10-5-11 Silabs DEMODInput
B11
Silabs DEMODInput
C1302 C1302
SONY DEMOD
41.0MHz 41.0MHz
SLVADR0 SLVADR3
SlaveAddres SlaveAddres
(PIN (PIN30
(Write) (Read)
25) )
C1303 C1303
NM(L) NM(H) 0xD8 0xD9
NM(L) 0ohm(L) 0xC8 0xC9
0ohm(H) NM(H) 0xDA 0xDB
0ohm(H) 0ohm(L) 0xCA 0xCB
T2_IF_P R174 R174 0R05 1/16W 0R05 1/16W T2_FEAINP
T2_IF_N R175 R175 0R05 1/16W 0R05 1/16W T2_FEAINN
C163 C163 100N 16V 100N 16V
100N 16V 100N 16V
C165 C165
T2S2_TUNER_SDA
T2S2_TUNER_SCL
13/18V_SW
R183 R183 3.3K 1/16W 3.3K 1/16W
T2_IF_AGC_TUNER
R1080 R1080
LNB_EN
0R05 1/16W 0R05 1/16W
LNB POWER SUPPLY
DVDD3V3 DVDD3V3 DVDD3V3
R718 R718 R720 R720 R774 R774
10K 1/16W 5% 10K 1/16W 5% 10K 1/16W 5% 10K 1/16W 5% 10K 1/16W 5% 10K 1/16W 5%
LNB_EN LNB_LINEDROP 13/18V_SW
R7775 R7775
R719 R719 R721 R721 NC/100K 1/16W 5% NC/100K 1/16W 5%
NC/100K 1/16W 5% NC/100K 1/16W 5% NC/100K 1/16W 5% NC/100K 1/16W 5%
LNB_EN: 13/18V_SW:
Low: disable LINEDROP: High: 18V
High: enable Low: 13.3/18.3V Low: 13V
MP8124 Enable Selection High: 14.3/19.3V
Compensation Selection
TPL16.1E LA 10.
DEMOD_RST
15PF 50V 15PF 50V
R168 R168 C8067 C8067
100N 16V 100N 16V
X101 X101
10K 1/16W 5% 10K 1/16W 5%
4 2 R8049 R8049
499 OHM +-1% 1/16W 499 OHM +-1% 1/16W
R169 R169
15PF 50V 15PF 50V 0R05 1/16W 0R05 1/16W
R172 R172
CVDD_1V1
10K 1/16W 5% 10K 1/16W 5%
Core
U101 U101
CXD2844ER CXD2844ER
37 24
TAINP DSQIN
38 23
TAINM DSQOUT
39 22
AVSS CVDD
40 21
TESTMODE SDA
41 20
RFAIN SCL
42 19
AVDD DVDD
43 18
VSS VSS
44 17
CVDD TSDATA7
45 16
TTUSDA TSDATA6
46 15
TTUSCL TSDATA5
47 14
GPIO1 TSDATA4
48 13
TIFAGC TSDATA3
49
PAD
Core Core
C166 C166 C167 C167
100N 16V 100N 16V 100N 16V 100N 16V
S_TSDATA0 R1307 R1307
S_TSCLK R1308 R1308
S_DEMOD_TSVALID R1309 R1309
S_DEMOD_TSSYNC R1310 R1310
S_DEMOD_GPIO2 R1091 R1091 NC/22 OHM 1/16W NC/22 OHM 1/16W DMD_TSERR
R1092 R1092 0R05 1/16W 0R05 1/16W LNB_LINEDROP
L201 L201 10uH 10uH
+12V_LNB
C250 C250 C298 C298
100NF 25V 100NF 25V 10UF 16V 10UF 16V
C253 C253 R227 R227 C249 220NF 16V C249 220NF 16V
U202 U202
3.3NF 50V 3.3NF 50V 60.4K 1% 60.4K 1%
8
AGND PGND
11
BYPASS
12
+12V_LNB
VDD
10
COMP VBOOST
LNB_EN
2
EN VOUT
LNB_LINEDROP
1
LINEDROP
TCAP
13/18V_SW
14
13V/18V EXTM
MP8124GD–Z MP8124GD–Z
R223 R223 R214 R214
EN 79
3,5,6,7,9,10,12,13,15,17,19,27
T2 T2+S2
Parts CXD2837 CXD2844
R171 0ohm NC
R1068 R1068
AGC_S R1068 NC 10K
C1301 NC 2.2nF
10K 1/16W 5% 10K 1/16W 5% C1301 C1301
R1084 NC 0ohm
2.2nF 50V 2.2nF 50V
R1031 NC 0ohm
FB105 FB105
120R 3A 120R 3A
1 2
DVDD3V3
R1031 R1031 0R05 1/16W 0R05 1/16W
R1084 R1084 DISEQC_OUT
0R05 1/16W 0R05 1/16W DVDD3V3
R1085 R1085 R1086 R1086
3.3K 1/16W 3.3K 1/16W
3.3K 1/16W 3.3K 1/16W
C162 100N 16V C162 100N 16V
R1087 R1087 OSDA2
0R05 1/16W 0R05 1/16W
R1088 R1088 OSCL2
0R05 1/16W 0R05 1/16W
C164 100N 16V C164 100N 16V
R1087 R1089
R1088 R1090
T2/S2 SMT NC
T/C NC SMT
DVDD3V3
C703 C703
47R 1/16W 5% 47R 1/16W 5% DEMOD_TSDATA0 1uF 10V 1uF 10V
47R 1/16W 5% 47R 1/16W 5% DEMOD_TSCLK
47R 1/16W 5% 47R 1/16W 5% DEMOD_TSVAL
47R 1/16W 5% 47R 1/16W 5% DEMOD_TSSYNC
D4013 D4013
1 2
C243 C243 C240 C240 C244 C244
FB340M FB340M
10uF 35V 10uF 35V 10uF 35V 10uF 35V 10uF 35V 10uF 35V
D504 D504
FB340M FB340M
4
3
SW
C248 C248 100NF 25V 100NF 25V
5
BST
6
7
9 C245 C245 22N 25V 22N 25V
C297 C297 ZD201 ZD201 ZD202 ZD202
13
D503 D503
FB340M FB340M
100NF 25V 100NF 25V R216 R216 R217 R217
2.2K 1/4W 2.2K 1/4W 2.2K 1/4W 2.2K 1/4W
R224 R224
DISEQC_OUT
33 OHM 1/16W 33 OHM 1/16W
back to
2016-Sep-23
div.table
DVDD3V3 DVDD3V3
3,5,24,27 +18V +18V
Tuner to Demod.
T2_IF_P
13 T2_IF_P
T2_IF_N
13 T2_IF_N
T2S2_TUNER_SCL
13 T2S2_TUNER_SCL
T2S2_TUNER_SDA
13 T2S2_TUNER_SDA
AGC_S
13 AGC_S
Scaler to Demod.
OSCL2
OSCL2 9,13
OSDA2
OSDA2 9,13
T2_IF_AGC_TUNER
T2_IF_AGC_TUNER 13
LMB to Scaler
TUN_LNB
17 TUN_LNB
LNB to S2 Tuner
TUNER_LNB
13 TUNER_LNB
S2 Interface
QOUTP
13 QOUTP
IOUTP
13 IOUTP
LNB control
DMD_TSERR
DMD_TSERR 17
Scaler to Demod.
DEMOD_RST
DEMOD_RST 17
DEMOD_TSCLK
DEMOD_TSCLK 17
DEMOD_TSVAL
DEMOD_TSVAL 17
DEMOD_TSSYNC
DEMOD_TSSYNC 17
DEMOD_TSDATA0
DEMOD_TSDATA0 17
+12V_LNB
+12V_LNB 24
GND 3,5,6,7,8,9,10,11,12,13,15,16,17,18,19,20,21,22,23,24,26,27
CVDD_1V1
U4252 U4252
1 5
IN OUT
2
GND
R8053 R8053
C8070 C8070
3 4
SHDN SET
10UF 6.3V 20% 10UF 6.3V 20%
G9141T11U G9141T11U
R8052 R8052 10K +-1% 1/16W 10K +-1% 1/16W
TUNER_LNB
R221 R221
33K 1% 33K 1%
TUN_LNB
ZD203 ZD203
R225 R225
5.1K 1% 5.1K 1%
Silabs DEMOD
B11
C 2016-1-26
715G8132
20110_516.eps