LG 55LM6400 (CHASSIS:LA22E) Service Manual ▷ View online
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◈ CONTENT ◈
1. ‘2011 Product line-up and features
2. Model naming and tool option
3. New features
4. Main PCBs
5. Block Diagrams, IIC Map
6. Structure of TV set and connection of sub ass’ys
7. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
8. Adjust way of new features
9. Repair guide
10. The latest issue and concerning issue
14 / 153
Main PCB for Broadband
To PSU
1
2
3
1
Main processor, DDR Memory
eMMC Memory
2
3
4
Micom for Key/IR sensing
Audio AMP (10W+10W)
LVDS &EPI Wafer
xxLS5700-UA
Soft touch +IR
Front Spk
To module
4
All model
1
Only for Dev
1
2
Chassis : LA22E
PCB P/No : EAX64434205
PCB P/No : EAX64434205
WIFI
RF Assy
2
2
15 / 153
◈ CONTENT ◈
1. ‘2011 Product line-up and features
2. Model naming and tool option
3. New features
4. Main PCBs
5. Block Diagrams, IIC Map
6. Structure of TV set and connection of sub ass’ys
7. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
8. Adjust way of new features
9. Repair guide
10. The latest issue and concerning issue
16 / 153
MTK5369 Block Diagram( LS57 )
L/R In
SPDIF OUT
USB
Audio
AMP
(NTP7500
or STA380)
I2S Out
MTK
CI slot
CI slot
P_TS
CVBS
P_TS
T/C Demod
IF(+/-)
USB1
RS-232C
only Dev
PC-RGB
PC-AUDIO
OPTIC
LAN
SYSTEM
DDR3
X
1600 X
16
(2Gb)
HDMI1
HDMI2
HDMI3
Side
Rear
RGB,H/V
Ethernet
CVBS
UART
SYSTEM EEPROM X 1
(256Kb)
HDMI
MUX
(HDCP
EEPROM)
M-Remote
Module
Air/
Cable
Cable
TUNER
(T/C)
TUNER
(S2)
DIGITAL
DEMOD
(T/C)
DVB-S
ANALOG
DEMOD
DIGITAL
DEMOD
(S2)
TS_S/P
LNB
USB2
USB3
USB3
HDMI4
LVDS
41P
51P
eMMC X 1
(4GB)
USB_WIFI
SYSTEM
DDR3
X
1600 X 16
(2Gb)
DDR
CONTROLER A/B
SPI
LOCAL DIMMING
I2C
Sub Micom
(RENESAS)
IR
Remote Control
SYSTEM
DDR3
X
1600 X
16
(2Gb)
SYSTEM
DDR3
X
1600 X 16
(2Gb)
UART
P_TS
EPI
50P
50P
50P
X_TAL
27MHz
: according to input spec
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