Channel Browser - LG 42LE5400 Service Manual

Channel Browser

+1.8V_TU +1.8V_ADC
L1509
BLM18PG121SN1D
C1501 C1512
10uF 0.1uF
10V
+1.8V_CHB
L1511
BLM18PG121SN1D
C1510 C1554
10uF 0.1uF
10V
SCL2_3.3V
SDA2_3.3V
9:G3 TW9910_RESET
+3.3V_CHB
+3.3V_NORMAL
L1502
BLM18PG121SN1D
C1504 C1507
10uF 0.1uF
10V
+3.3V_VSB
L1503
BLM18PG121SN1D
CVBS_CHB
7:AI7;7:AJ21
C1505 C1508
10uF 0.1uF
10V
+3.3V_ADC
L1501
BLM18PG121SN1D
C1506 C1509
10uF 0.1uF
10V
IC1500
+3.3V_TU
+1.2V_VSB
AZ1117H-1.2TRE1
CHB_1.2_BCD
L1500
500
L1510
BLM18PG121SN1D
IN OUT
ADJ/GND
C1503
22uF C1511
C1500 EAN38974501 0.1uF
C1502
50V
2.2uF 2.2uF
16V
16V
IC1500-*1
KIA1112ST
INPUT OUTPUT
3 2
1
GND[ADJ]
CHB_1.2_KEC
C1514 0.01uF
IF_N_CHB
7:Y20
C1515 0.01uF
7:Y20 IF_P_CHB
R1508
R1509
R1501 R1503
7:Y18 IF_AGC_CHB
1K 1K
C1513 C1516
0.1uF 0.1uF
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
+3.3V_ADC
+1.8V_ADC
C1520 0.1uF VDDE_1
1 36
R1504 100 SCLK
2 35
R1505 100 SDAT
3 34
PDN
4 33
IC1505
R1502 100 RSTB
5 32
TMODE TW9910DANB2-GR
6 31
NC_1
7 30
C1521 0.1uF AVD_1
8 29
0x88
C1522 0.1uF YMUX3
9 28
C1523 0.1uF YMUX2
10 27
YGND
11 26
C1524 0.1uF YMUX1
12 0IPRP00630E 25
C1519
R1507 0
C1527
0.1uF
0.1uF
C1531
0.1uF
C1532 C1533
30pF
30pF
50V
50V
X1502
25MHz
R1516
1M
+3.3V_VSB
L1506
BLM18PG121SN1D
+1.2V_VSB
C1537
0.1uF
R1512
5.1K
NC_1 PLLAVSS
1 36
VINA2 PLLAVDD
2 35
VINA1 VSS33_2
3 34
C1517 0.1uF INCAP VSS_2
4 33
IC1504
VSSAAD10A VDD_2 C1538
5 32
R1511
I2CSEL VSS_1
6 LGDT3305 31
ANTCON SCL
1K 7 30
C1518 0.1uF VDD_1 VDD33_2 C1539
8 0x1C 29
OPT 22 I2CRPT_SCL SDA
9 28
OPT 22 I2CRPT_SDA NIRQ
10 27
IFOUT TPSOP
11 26
EAN58270401
RFOUT TPCLK
12 25
R1510
A1[GN]
1K C
A2[RD]
LD1501
SAM2333
Put near to IC1504 Put near to IC900
OPT OPT
AR1505 AR1506
E1;G2 VSB_SOP
E1;G2 VSB_CLK
E1;G2 VSB_DATA
E1;G2 VSB_VALID
0 0
+3.3V_ADC
+1.8V_ADC
F4
TW9910_DATA[0-7]
VD[7]
AR1501 22
VD[8]
TW9910_DATA[0]
VD[9] TW9910_DATA[1]
VD[10]
TW9910_DATA[2]
VDD C1535 TW9910_DATA[3]
NC_3 0.1uF
VD[11]
AR1502 22
VD[12]
TW9910_DATA[4]
VD[13]
TW9910_DATA[5]
VD[14]
TW9910_DATA[6]
VD[15]
TW9910_DATA[7]
VDDE_2 C1536
0.1uF
R1523
TW9910_CLK F3
22
E6 TW9910_DATA[0-7]
+3.3V_VSB
C1540 0.1uF
E5 TW9910_CLK
0.1uF
100 R1524
SCL2_3.3V
0.1uF
100 R1525
SDA2_3.3V
AR1503
VSB_SOP
E7;G2
VSB_CLK E7;G2
VSB_DATA E7;G2
VSB_VALID E7;G2
22
#ALL CHB OPTION#
CHB_SOP_OUT 10:C1;I3
CHB_CLK_OUT 10:C1;I3
CHB_DATA_OUT 10:C1;I3
CHB_VALID 9:G5;I3
CHB OPTION
+1.8V_TU +3.3V_TU
+3.3V_TU
L7000
10uH
IC7001
AP1117E18G-13
CE
IN ADJ/GND
3 1
FB
2
OUT
VDD
C7012
10uF
C7007 C7009
10V
10uF 0.1uF
16V
10V
+3.3V_CHB
+1.8V_CHB
C1544
VDDIO_1
1
TW9910_DATA[4] D1_DATA4
0.1uF
2
TW9910_DATA[3] D1_DATA3
3
D1_DATA2
TW9910_DATA[2] 4
VSSIO_1
R1526 5
0 D1_CLK
6
TW9910_DATA[1] D1_DATA1 IC1506
7
C1543
VDDCORE_1 LG1140
8
0.1uF VSSCORE_1
9
D1_DATA0
TW9910_DATA[0] 10
0xF2
CI0_CLK
11
E7;E1 VSB_CLK
CI0_DATA
12
E7;E1 VSB_DATA
CI0_VALID
13
E7;E1 VSB_VALID
CI0_SOP
14
E7;E1 VSB_SOP
EAN60750501
GP2_BCM_ATSC
C7015
0.1uF
50V
+32V_TU
D7000 D7001 D7002
MMSD4148T1G
MMSD4148T1G MMSD4148T1G
100V 100V 100V
IC7002
NCP1406SNT1G
C7020
100pF
LX
50V
1 5
C7019
0.1uF
C7021
50V
2
C7018 0.1uF
DEV 0.1uF 50V
50V
GND
3 4
EAN61013901
C1549 C1552
30pF 30pF
X1503
27MHz
R1534
1M
42 IRQ_CHB_N
41 TSVO0_DATA
AR1504
40 TSVO0_SOP
CHB_DATA_OUT 10:C1;F7
39 VSSIO_3
CHB_SOP_OUT 10:C1;F7
38 TSVO0_CLK
CHB_CLK_OUT
10:C1;F7
37 PA4/FIFOADR0
CHB_VALID 9:G5;F7
36 VSSCORE_2
C1556 22
35 VDDCORE_3
34 PA1/INT1# 0.1uF
33 PA0/INT0#
VCC_4
32
CTL2/FLAGC
31
SPI_MODE[1]
30
VDDIO_3
29
C1555
0.1uF
09.10
CHB 15 100