LG 55LM6700 (CHASSIS:LT22E) Service Manual ▷ View online
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◈ CONTENT ◈
1. Model naming and tool option
2. New features
3. Main PCBs
4. Block Diagrams, IIC Map
5. Structure of TV set and connection of sub ass’ys
6. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
7. Adjust way of new features
8. Repair guide
9. The latest issue and concerning issue
10 / 79
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
Soft touch +IR
Front Spk
To module
4
All model
1
Only for Dev
1
2
Chassis : LT22E
PCB P/No : EAX64434205
PCB P/No : EAX64434205
WIFI
RF Assy
2
2
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◈ CONTENT ◈
1. Model naming and tool option
2. New features
3. Main PCBs
4. Block Diagrams, IIC Map
5. Structure of TV set and connection of sub ass’ys
6. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
7. Adjust way of new features
8. Repair guide
9. The latest issue and concerning issue
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MTK5369 Block Diagram( LT22E )
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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