LG 42LV4400 Service Manual page 113

5
D
0622 delete
C
U34 U34
TH1 16
GND1 NC_16
TH2 15
GND2 NC_15
14
NC_14
13
NC_13
12
IF_AGC
11
IF-
10
IF+
9
AS
8
SCL
7
SDA
6
GND_6
5
RF AGC
4
+B(5V)
3
GND_3
2
NC_2
1
NC_1
TH3
GND3
TH4
GND4
B
TDVW-H814F(A) TDVW-H814F(A)
CIS LG footprint pin description error
1229:update footprint
A
5
4
IF_AGC_T R46 R46
4K7 4K7
C6 C6
0.01uF/16V 0.01uF/16V C272 C272
0.047uF/25V 0.047uF/25V
Near MT5387 chip
+5V_T
R384 R384 R385 R385
FAT_IN- 4K7 4K7 4K7 4K7
FAT_IN+
SCL_TU R48 R48 100 100 TUNER_CLK
SDA_TU R50 R50 100 100 TUNER_DATA
+5V_T C5 C5 C4 C4 C17 C17
33pF/50V 33pF/50V 33pF/50V 33pF/50V 33pF/50V 33pF/50V
033 ADD C17,C19
+5V_T L12 L12
0 0805R 0 0805R
+5V_TUNER
C256 C256
C248 C248 0.1uF/16V 0.1uF/16V
0.1uF/16V 0.1uF/16V
+ + CE19 CE19
NC/100uF/25V NC/100uF/25V
0330 ADD CE19
4
3
C140 NC/47pF/0603 C140 NC/47pF/0603
0603C 0603C
R135 R135 0.01uF/16V 0.01uF/16V
FAT_IN+
L39 L39
NC/220nH/0603 NC/220nH/0603
0603L 0603L
FAT_IN- R134 R134 0.01uF/16V 0.01uF/16V
C175 C175
Close to NC/47pF/0603 NC/47pF/0603
Tuner 0603C 0603C
R77 R77
IF_AGC 8
10K 10K
TUNER_CLK 8
TUNER_DATA 8
C19 C19
33pF/50V 33pF/50V
USB_DM
8 USB_DM0
USB_DP
8 USB_DP0
3
2
0331 ADD L46,L47,C171
C139 C139
C2 C2 0603C 0603C 27pF/50V 27pF/50V
180pF/50V 180pF/50V 0603C 0603C
R844 R844 0 0
1 2 1 2
0603R 0603R L37 L37 0.22uH/150mA 0.22uH/150mA L17 L17 0.22uH/150mA 0.22uH/150mA
L40 L40 0603C 0603C C170 C170 L47 L47 L46 L46
330nH 330nH NC/220nH/0603 NC/220nH/0603 NC/220nH/0603 NC/220nH/0603
0603L 0603L 33pF/50V 33pF/50V 0603L 0603L 0603L 0603L
R845 R845 0 0
1 2 1 2
0603R 0603R L38 L38 0.22uH/150mA 0.22uH/150mA L19 L19 0.22uH/150mA 0.22uH/150mA
C3 C3 C174 C174
180pF/50V 180pF/50V 27pF/50V 27pF/50V
0603C 0603C 0603C 0603C
Close to Scaler
1,2,3,4,6,7,8,9,10,11,12,13,14,15,16
+5VSB F3 F3
0.75A 6V 0.75A 6V
L2 L2 0 0
USB_5V
0805R 0805R
+ CE31 + CE31
100uF/16V 100uF/16V
R71 R71 NC/0 NC/0
MCM2012B900GB MCM2012B900GB
1 6
3 4
L23 L23
R72 R72 NC/0 NC/0
APPROVED BY: APPROVED BY: APPROVED BY:
MODEL MODEL MODEL
CHECKED BY: CHECKED BY: CHECKED BY:
CIRCUITY CIRCUITY CIRCUITY
PCB P/ N: PCB P/ N: PCB P/ N:
DESIGN BY: DESIGN BY: DESIGN BY:
ECN NO: ECN NO: ECN NO:
SCH FILE : SCH FILE : SCH FILE :
PCB FILE : PCB FILE : PCB FILE :
2
1
C117 C117
NC/100pF/0603 NC/100pF/0603
0603C 0603C
C183 C183
100 100 VIP_ATV 8
0603C 0603C
C171 C171 0603C 0603C
D
NC/33pF/50V NC/33pF/50V
C184 C184
100 100 VIN_ATV 8
0603C 0603C
C120 C120
NC/100pF/0603 NC/100pF/0603
0603C 0603C
GND
GND
C
0330 modufy P1 footprint
B
P1 P1
USB-A USB-A
5
P1 P1
1
VCC VCC
2
DATA- DATA-
3
DATA+ DATA+
4
GND GND
6
P2 P2
D18 D18 D19 D19
C238 C238
0.1uF/16V 0.1uF/16V
service port
TECHNOLOGY TECHNOLOGY TECHNOLOGY
A
42LV4400(364213320150) 42LV4400(364213320150) 42LV4400(364213320150)
47LV4400(364705220150) 47LV4400(364705220150) 47LV4400(364705220150)
PLL/TUNER/USB PLL/TUNER/USB PLL/TUNER/USB
017122714132 017122714132 017122714132 Sheet Sheet Sheet 5 5 5 of of of 17 17 17
2.0 2.0 2.0
REV: REV: REV:
PCN0000627 / PCN0000637 PCN0000627 / PCN0000637 PCN0000627 / PCN0000637
364213320150_PCN0000627.DSN 364213320150_PCN0000627.DSN 364213320150_PCN0000627.DSN
PCB REV: PCB REV: PCB REV: 2.0 2.0 2.0
017122714132.BRD 017122714132.BRD 017122714132.BRD DATE: DATE: DATE:
Monday, August 29, 2011 Monday, August 29, 2011 Monday, August 29, 2011
1