LG 47LA62XX / 47LA6200 / 47LA6210 / 47LA6230 / 47LA621Y (CHASSIS:LB33B) Service Manual ▷ View online
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Main PCB for Broadband
Main + TCON all in one
1
Main processor, DDR Memory
eMMC Memory
eMMC Memory
2
3
Micom for Key/IR sensing
Audio AMP
**LA62**-T*
**LN61/LN57**-T*
4
LVDS Wafer
60” : 51Pin, 41Pin
32/39/42/47/50/55” : 51Pin
60” : 51Pin, 41Pin
32/39/42/47/50/55” : 51Pin
With Isolator Tuner
1
Chassis : LB33B
PCB P/No :
PCB P/No :
EAX64872101
1
4
To module
Key+IR
Front Spk
WIFI/BT
1
2
3
To PSU
1. M13 Block Diagram
Audio AMP
(NTP7513)
MTK A2
CI Slot
P_TS
P_TS
T/C Demod
IF (+/-)
USB1
OPTIC
LAN
DDR3 1600 X 16
(512MB X 2EA)
HDMI1
HDMI2
HDMI3
Analog Demod
SYSTEM EEPROM
(256Kb)
HDMI
MUX
Air/
Cable
TUNER
(T/C/A)
DVB-S
USB2
USB3
USB3
41P
51P
eMMC
(4GB)
Sub Micom
(RENESAS R5F1000G)
DDR3 1600 X 16
(256MB X 1EA)
P_TS
50P
50P
50P
X_TAL
27MHz
DVB-T Without ATV
A
B
HDCP EEPROM
(16Kb)
X_TAL
32.768KHz
I2S Out
I2C 1
I2C 1
EPI
I2C 2
LVDS
USB
P_TS
I2C 5
I2C 1
H/P
AV/COMP
SCART
Tuner : I2C 6
OCP
2.5A
OCP
1A
(HDD)
MHL 1A
SIL1392
MHL : I2C 4
MHL
R
E
A
R
E
A
R
S
I
D
E
E
S
I
D
E
E
R
E
A
R
E
A
R
(H)
AMP
TI
CVBS/YPbPr
CVBS/RGB
SPDIF OUT
ETHERNET
I2C 3
LOCAL DIMMING
BLUTOOTH
IR / NFC
PM
IC
LEVEL
SHIFTER
WIFI
KEY
LOGO LIGHT
SUB
ASSY
I2C 1
UART
IR
KEY
USB_WIFI
#EPI & LVDS Diagram
2. M13 I2C Block Diagram
검토용
EYE-Q
100Ω
33Ω
+3.3V_Normal
2.7KΩ
+3.5V_ST
3.3KΩ
IC3000
Renesas MICOM
TUNER(S)
1.2KΩ
+3.3V_Normal
I2C_SDA4
I2C_SCL4
I2C_SDA3
I2C_SCL3
LNB
33Ω
22Ω
33Ω
+3.3V_Normal
2.7KΩ
IC7700
PMIC
I2C_SDA2
I2C_SCL2
33Ω
+3.3V_Normal
1.2KΩ
IC5800
NTP7513 (AMP)
I2C_SDA1
I2C_SCL1
22Ω
P7600
Local dimming
33Ω
IC101
HDCP EEPROM
22Ω
33Ω
IC100
NVRAM
2.7KΩ
+3.3V_Normal
I2C_SDA5
I2C_SCL5
33Ω
33Ω
I2C_SDA6
I2C_SCL6
TUNER(D)
2.7KΩ
+3.3V_Normal
33Ω
33Ω
IC3302
MHL
1.2KΩ
+3.3V_MHL
IC105
MTK5398
3. Power Block Diagram
3.5V
24V
+12V_LNB
LNB option
PANEL_VCC
PANEL_POWER
NTP_7400(PVDD1)
NTP_7400(PVDD2)
NTP_7400(PVDD2)
AMP
5V Normal
3A
3.3V DAC
MTK(AVDD33_DAC)
HDMI_EEPROM
RGB_EEPROM
CI (+5V_CI_ON)
TUNER(+5V_TU)
RGB_EEPROM
CI (+5V_CI_ON)
TUNER(+5V_TU)
1.2V Core
6A
MTK(AVDD12_LVDS)
MTK(AVDD_)
MTK(AVDD_)
MTK(VCCK)
MICOM(VDD)
IR A'ssy
IR A'ssy
1.5V DDR
3A
MTK (DDRV)
DDR(VDD)
DDR(VDDQ)
DDR(VDD)
DDR(VDDQ)
TUNER(+1.23V)
12V
5V USB
1CH DCDC 4A
2CH OCP 1.2A
USB2(Max 1.2A)
USB3(Max 1.2A)
USB3(Max 1.2A)
USB_WIFI
3.3V Noraml
4A
SPDIF
IR A'ssy
M_REMOTE
HDCP EEPROM
NVRAM
MTK (DVDD3V3)
MTK (AVDD33_AADC)
MTK (AVDD3V3)
MTK(AVDD3V3_MEMPLL)
MTK(AVDD3V3_LVDS)
MTK(AVDD33_STB)
AUDIO AMP
EARPHONE AMP
EMMC(VCC)
EMMC(VCCQ)
TUNER(+3.3V_TU)
IR A'ssy
M_REMOTE
HDCP EEPROM
NVRAM
MTK (DVDD3V3)
MTK (AVDD33_AADC)
MTK (AVDD3V3)
MTK(AVDD3V3_MEMPLL)
MTK(AVDD3V3_LVDS)
MTK(AVDD33_STB)
AUDIO AMP
EARPHONE AMP
EMMC(VCC)
EMMC(VCCQ)
TUNER(+3.3V_TU)
1.8V_TU
5V USB 3A
USB1(DVR Max 1.5A)
1.23V
2A
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