DOWNLOAD LG 50PV490-UC (CHASSIS:PU11L) Service Manual ↓ Size: 9.54 MB | Pages: 72 in PDF or view online for FREE

Model
50PV490-UC (CHASSIS:PU11L)
Pages
72
Size
9.54 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pv490-uc-chassis-pu11l.pdf
Date
PREV: LG 50PV400-UB / 50PV430-UC / 50PV450-UA (CHASSIS:PU14K) Service Manual

LG 50PV490-UC (CHASSIS:PU11L) Service Manual ▷ View online

LG8300 Power Sequence
Digital/Analog I/O
Power                  3.3V
Core Power         1.0V
DDR2 I/O Power 1.8V
t
ON_IO
C
t
ON_CDD
R
t
ON_IODD
R
CLK_XIN(from 25MHz)
PORST_N
-
-
201us
DDR power on time after I/O power on
tON_IODDR
-
-
1 us
DDR power on time after core power on
tON_CDDR
-
-
200us
Core power on time after I/O power on 
tON_IOC
Max.
Typ.
Min.
Description
Power sequence(Recommendation)
Digital/Analog I/O
Power                  3.3V
Core Power         1.0V
DDR2 I/O Power 1.8V
t
ON_IO
C
t
ON_CDD
R
t
ON_IODD
R
CLK_XIN(from 25MHz)
PORST_N
-
-
201us
DDR power on time after Core power on
tON_IODDR
-
-
1 us
DDR power on time after I/O power on
tON_CDDR
-
-
200us
I/O power on time after Core power on 
tON_IOC
Max.
Typ.
Min.
Description
Power sequence(Possibility)
GP2-R I2C MAP
AMP
STA338
0x36??
AMP
STA338
0x36??
TGPIO2/I2C_CLK
TUNER
LGIT HN(LGT10)
0xC2(PLL)/0x10(Analog Demod)
TUNER
LGIT HN(LGT10)
0xC2(PLL)/0x10(Analog Demod)
TGPIO3/I2C_SDA
(R3)
(T3)
TGPIO0/UPGAIN
TGPIO1/DNGAIN
(U1)
(U2)
NVRAM
0xA0
NVRAM
0xA0
DDCR_DA/GPIO71
DDCR_CK/GPIO72
(M22)
(N22)
<I2C_SDA>
<I2C_SCL>
<AMP_DEMOD_SCL>
<AMP_DEMOD_SDA>
<TU_SCL>
<TU_SDA>
HDCP EEPROM
0xA8
HDCP EEPROM
0xA8
+3.3V
+3.3V_AVDD
+3.3V
DEMOD.(BRAZIL)
MN884433
0xD8
DEMOD.(BRAZIL)
MN884433
0xD8
PDP MODULE
0x1C
PDP MODULE
0x1C
DDCDB_CK/GPIO25
DDCDB_DA/GPIO26
EEPROM
HDMI1
0XA0
EEPROM
HDMI1
0XA0
DDCDD_CK/GPIO29
(B4)
(C4)
<DDC_SCL3>
<DDC_SDA3>
5V_HDMI_2
/+5.0V
DDCDD_DA/GPIO30
EEPROM
HDMI1
0XA0
EEPROM
HDMI1
0XA0
DDCDC_CK/GPIO27
(AA4)
(AB4)
<DDC_SCL4>
<DDC_SDA4>
5V_HDMI_Side
/+5.0V
DDCDC_DA/GPIO28
EEPROM
RGB
0XA0
EEPROM
RGB
0XA0
DDCA_CK/UART0_RX
(B5)
(A5)
<RGB_DDC_SCL>
<RGB_DDC_SDA>
+5V_ST
DDCA_DA/UART0_TX
S7R
I2S_IN_SD/GPIO176
SPDIF_IN/GPIO177
(F13)
(G14)
<P_SCL>
<P_SDA>
+3.3V_AVDD
EEPROM
HDMI1
0XA0
EEPROM
HDMI1
0XA0
(D4)
(E4)
<DDC_SCL2>
<DDC_SDA2>
5V_HDMI_1
/+5.0V
MX3232
MX3232
UART_TX2/GPIO65
(M23)
(N23)
<S7_TXD>
<S7_RXD>
+3.3V_ST
UART_RX2/GPIO64
PM1_PM_UART_TX
(D7)
(C5)
<UART_PM_TX>
<UART_PM_RX>
PM1_PM_UART_RX
RGB
Jack
RGB
Jack
Debug
Jack
Debug
Jack
Module
Module
UART1_RX/GPIO50
(F20)
(F19)
<MOD_ROM_RX>
<MOD_ROM_TX>
+3.3V
UART1_TX/GPIO51
Touch
Assy
Touch
Assy
I2S_IN_BCK/GPIO75
(F14)
(F15)
<SUB_SDA>
<SUB_SCL>
+3.3V
I2S_IN_WS/GPIO74
RF emitter
Assy
RF emitter
Assy
<3D_RF_RXD>
<3D_RF_TXD>
+3.3V
GPIO36/UART3_RX
(K21)
(L23)
GPIO37/UART3_TX
LG8300
0x74
LG8300
0x74
GP2-R Power flow
Regulator
IC
17V
+5V_TU
IC700
STA338
1
2
16V_
Audio
IC507
TPS54231
+3.3V
TU1300
Tuner
+1.2V_DE
+3.3V
IC101
IC101
S7R
S7R
IC501
IC501
TPS54319
TPS54319
5
6
17
8
+5V
5V_ON
5Vst
RL_ON
7
14
13
15
+5V_ST
IC500
IC500
AP2121N
AP2121N
+5V_ST_EN
+3.3V_ST
+1.5V_DDR_IN
IC502
IC502
TPS54319
TPS54319
+1.26V_VDDC
IC504
IC504
AZ1085S
AZ1085S
+3.3V_AVDD
+3.3V_AVDD
IC505
IC505
MIC39100
MIC39100
+2.5V_AVDD
IC104
IC104
NAND
NAND
IC103
IC103
Serial
Serial
IC109
IC109
NVRAM
NVRAM
Reset
CEC FET
Q800
IC901
IC901
AT24C02
AT24C02
IC900
IC900
MAX3232
MAX3232
IC1201~2
IC1201~2
DDR3
DDR3
P Switch
P Switch
Q501
Q501
PM4
PM4
IC506
IC506
AZ1085S
AZ1085S
+5V
+3.3V
IC602
MN884433
IC600
IC600
AZ11117
AZ11117
+1.2V_DE
+3.3V_DE
IC801/2/4
AT24C02
+5V
IC1000
NL17SZ00
IR
IC1101
AP2191
Side USB
SVC USB
2A
VDDC
3A
+1.26V_MIU1VDDC
3A
+1.26V_MIU0VDDC
AVDD_DDR0_1.5
AVDD_DDR1_1.5
AVDD_DMPLL_3.3
AVDD_NODIE_3.3
VDD33_DVI
VDD33_3.3
AU33_3.3
FRC_LPLL_3.3
AVDD2P5_2.5
AVDD25_PGA_2.5
AU25_2.5
ADC2P5_2.5
5A
IC102
IC102
HDCP
HDCP
IC1400
IC1400
LG8300
LG8300
IC1404
IC1404
TPS54319
TPS54319
+1.0V
IC1406
IC1406
AZ1085S
AZ1085S
IC1407
IC1407
AZ1117
AZ1117
+1.8V
IC1405
IC1405
BD35331
BD35331
DDR_VTT
IC1401
IC1401
DDR2
DDR2
+1.0V_LTX
+3.3V_VDD
+3.3V_LTX
+3.3V_PLL
+3.3V_LRX
IC1402
IC1402
Serial
Serial
IC1403
IC1403
KIA7029
KIA7029
+3.3V_3D
3D emitter
+3.3V
0.3A
3A
3A
3A
3A
2A
3A
1A
1A
1.5A
3A
3A
1A
1.5A
5A
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
5A
2A
2A
5A
2A
2A
5A
5A
5A
5A
5A
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
2A
3D block
SW
SW
Q702
Q702
1.
Power-Up Boot Fail Trouble Shooting
2.
No OSD Trouble Shooting
3.
Digital TV Video Trouble Shooting
4.
Analog TV Video Trouble Shooting
5.
Component Video Trouble Shooting
6.
RGB Video Trouble Shooting
7.
AV Video Trouble Shooting
8.
HDMI Video Trouble Shooting
9.
All Source Audio Trouble Shooting
10.
Digital TV Audio Trouble Shooting
11.
Analog TV Audio Trouble Shooting
12.
Component / RGB / AV Audio Trouble Shooting
13.
HDMI Audio Trouble Shooting
14.
USB Trouble Shooting
15.
3D Trouble Shooting
Trouble Shooting Guide for LG Service Man
Please check system, after power Off/On one time
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