DOWNLOAD LG 42PT350B-SG (CHASSIS:PB12K) Service Manual ↓ Size: 9.09 MB | Pages: 63 in PDF or view online for FREE

Model
42PT350B-SG (CHASSIS:PB12K)
Pages
63
Size
9.09 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
42pt350b-sg-chassis-pb12k.pdf
Date
PREV: LG 42PT350B-SA (CHASSIS:PB11K) Service Manual

LG 42PT350B-SG (CHASSIS:PB12K) Service Manual ▷ View online

S7LR Power Sequence
# t2 : Reset Pulse Width : 40ms 
Æ
OK
a) AC On 
b) DC(Remocon) On
1 :X-tal
2 : 3.3V
3 : 1.26V
4 : Reset
S7LR Power Sequence
1 :X-tal
2 : 3.3V
3 : 1.26V
4 : Reset
# t1 : Reset Pulse Width : 400ms 
Æ
OK
# t3 : Reset Pulse Width : 400ms 
Æ
OK
# t4 : Reset Pulse Width : 400ms 
Æ
OK
# t1 : Reset Pulse Width : 120ms 
Æ
OK
# t3 : Reset Pulse Width : 120ms 
Æ
OK
# t4 : Reset Pulse Width : 120ms 
Æ
OK
LM1 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
S7LR
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
Sub(IR)
Assy
Sub(IR)
Assy
I2S_IN_BCK/GPIO75
(F14)
(F15)
<SUB_SDA>
<SUB_SCL>
+3.3V
I2S_IN_WS/GPIO74
LM1 Power flow
LDO
IC
P_17V
+3.3V
IC300
STA368BWG
1
2
17V
IC603
TPS54327
+3.3V_AVDD
IC400
IC400
LM1
LM1
IC604
IC604
AP1117
AP1117
5
6
17
8
+5V
5V_ON
5Vst
RL_ON
7
14
13
15
+5V_ST
IC602
IC602
AP2121N
AP2121N
+3.3V_ST
+1.5V_DDR_IN
IC505
IC505
Serial
Serial
Reset
CEC FET
Q203
IC203
IC203
MAX3232
MAX3232
IC500/1
IC500/1
DDR3
DDR3
PM4
+5V
IC204
NL17SZ00
IR
IC206
AP2191
Side USB
+1.10V_VDDC
+1.5V_DDR_IN
+3.3V_ST
+2.5V_AVDD
0.3A
3A
1.5A
2A
2A
2A
5A
5A
+3.3V_AVDD
2A
DCDC
1A
10mA
22mA
1.8mA
IC601
IC601
TJ3964
TJ3964
+2.5V_AVDD
IC504
IC504
NAND
NAND
IC503
IC503
NVRAM
NVRAM
IC502
IC502
HDCP
HDCP
1A
2A
2A
IC605
TPS54237
+1.10V_VDDC
3A
+3.3V
+3.3V_AVDD
VCC_1.5V_DDR
Stby: 0.017A
0.034A
0.58A
L600
L604
+3.3V_TU
L600
+3.3V_CI
IC607
IC607
AP1117
AP1117
+1.8V_TU
L500
VCC_1.5V_DDR
TU2101
Tuner
IC601
TJ3964S-2.5
0.3A
0.18A
Speaker
Speaker
0.09A
0.58A
0.36A
L605
0.1A
+2.5V_AVDD
0.18A
IC600
TPS54327
IC607
IC607
AZ1117
AZ1117
+5V
+7V
+5V_TU
+5V_TU
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