LG 42LV4400, Руководство по обслуживанию

Страница: 73 / 137

CONFIDENTIAL – DO NOT COPY Page 10-2
File No. SG-0000034
Power Tree
AVDD12_RGB
AVDD12_MEMPLL
ZD6
NC/KDZ3.3VY
2
1
U8
AP1117EL-13
AD
J
/G
N
D
1
OUT
2
IN
3
TAB
4
AV125
L27 0
0805R
L80
80ohm/6A
0805L
LVDS_3V3
Low = > LVDS_VDD POW ER OFF
High = >LVDS_VDD POW ER ON
LVDS_POWER_ON
LVDS_VDD
L22
0
0805R
U4
AP1117EL-13
AD
J
/G
N
D
1
OUT
2
IN
3
TAB
4
AUD_Vref
L79
0
0805L
L54
80ohm/6A
0805L
F2
125V/5A
+3V3SB
RVREF2
R789
1K_F
R792
1K_F
L50 0
0805R
AV-33
DDRV
U15
+12V_AP
5387
TPS65168
TU9
+12V
U51
TPA3110D2
DV33 CONTROL
MAX ???A
L26
0
0805R
+5V_T
L12
0 0805R
U6
G5626P11U
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
E_
P
AD
9
L42 4.7uH_3.8A
NT5TU32M16CG
U48
+ CE15
220uF/16V/LESR
L48
0
0805R
AVDD33_USB
VCCK
AVDD33_CVBS
AVDD33_LVDS
AVDD33_DIG
OPWRSB CONTROL
U25
TUNER
U34
TUNER
High = >VCCK POW ER ON
Low = > VCCK POW ER OFF
Low = > AV_3V3 OFF
High = > AV_3V3 ON
U9
G5626P11U
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
E_
P
AD
9
L43 4.7uH_3.8A
3V3TC
+ CE16
220uF/16V/LESR
AT24C16BN
U14
L78
0
0805L
L25
0
0805R
TR92 0
TR94 0
DV33
16VTC
TCN1
、
TCN2
FB14
60ohm/3A
0603L
AV33
P11
JST1223
VIN
3
VCC
2
GND
1
P1
P1
P2
P2
+12V_OP
LED_PWR
C95
NC/1.0uF/25V
0805C
R371
120
1206R
ZD24
UDZSTE-175.1B
DTVA50CVH1019A
1V8TC
TL2428MC
TU2
High = >DV33 POW ER ON
VCCK CONTROL
TDVW-H814F(LG)
Low = > DV33 POW ER OFF
F3 0.75A 6V
1206F
R821 0
R791
1K_F
AVDD12_VPLL
AVDD12_APLL
R788
1K_F
R815 0
RVREF1
R820 0
DDRV
AVDD33_HDMI
AVDD12_HDMI
R822 1_F
F1
5A/125V
L2 0
0805R
+5VSB
VCOMR
VCC
DATA-
DATA+
GND
P1
P2
P1
USB-A
1
2
3
4
5
6
link to U50(PIN3
、
PIN5)
FB15 3.3nH
0603L
VCOML
AVDD33_DEMOD1
DRV602PWR
P5
1216-004-15S-1EF
P1
P2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
U49
R763 0
D11
BAT54C-7-F
1
2
3
VGA_PLUGPWR
L18
0
0805R
link to J12(KEYPAD)
、
J14(IR)
DDRV
L81
80ohm/6A
0805L
TO263
IN OUT
ADJ
ADJ
U52 G1084_ADJ
2 3
1
4
PI3HDMI2410-A
U24
L77
0 0805R
TR120 0
DV33_TMDS
AVDD33_AADC REFP_AADC R823 0
AVDD33_DAC FB13 150
0805L
AVDD33_VGA_STB R805 0
AVDD33_XTAL_STB
link to J9(power indicator)
R804 0
GMA3
VGI_NTC
L57 80ohm/4A
1206L
GMA4
MAX ???A
RMS ???A
GMA5
T CON POWER
TR115 0
R218 10
GMA7
Q29 AP2309GN
SOT23_GSD
3
1
2 FB17
60ohm/3A
0603L
AV_3V3
MEM_VREF3
R790
1K 1%
R793
1K 1%
VGH
H_VDD
VGL
P12V
VGI_PTC
PIN 8
、
9
、
10
PIN 1
、
2
、
3
VCC3IO
GMA16
GMA15
GMA14
GMA12
L46
0
0805R
+5V_TUNER
TO220
IN OUT
GND
IGO
U10 MC7805CDTG
3 1
2 4
U18
MX25L6445E
U17
SN74LVC1G08
VCOM_PG
DDRV
U50
NJM4558M
BUF08630RGW
TU8
VCCK
R853
47K_F R852
100
R851
47K_F
NT5TU32M16CG
U47
AVDD33_VDAC
R594
NC/4K7
P-CH
U21
AP4953GM
D2
5
S1
1
G1
2
S2
3
G2
4
D2
6
D1
7
D1
8
TU7
MAX17119
FB16 NC/60ohm/3A
0603L
AV_3V3
C69
NC/1.0uF/25V
0805C