LG M4224C Service Manual

Copyright LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
C
2008
- 19 -
RXC• /RX0•
RX1
• /RX2•
LGE6991DD
(lomeo2)
NTP3000A
(Digital Audio Amp
LC FILTER
L+
MX25L1605AM2C
(Flash Memory)
HYB25DC256163CE-4
(DDR SDRAM)
74HC14D
(Schmitt Trigger
Inverter)
MAX3232
(RS232C)
AD8009
(OP AMP)
PC R/G/B
PC H/V SYNC
PC R/G/B OUT
PC H/V SYNC OUT
IR&LED Board
42 FHD LCD Panel
KEY1 / KEY2
PREAMP IR
WIRE CONTROL
UART_RXD / TXD
Y/C
CVBS
CVBS OUT
A
V
A
u
d
i
o
I
N
Component Audio IN PC Audio IN
AV Audio OUT
Component 1 Y Pb Pr
WIRE
Control
RS-232C
IN / OUT
HDMI/DVI
PC RGB
IN / OUT
Component 1 IN
PC Audio
Component 1
Audio IN
CVBS
IN / OUT
CVBS Audio
IN / OUT
S-Video
KEY CONTROL B’DROL B’D
CXA2040 (Video SW)
Vout
14.318 MHz
Audio OP Amp
x4
A
u
d
i
o
O
u
t
I2S
L-
R+
R-
SPK_OUT
Y/C
CVBS
LVDS CLK 74 MHz
DDR CLK 210 MHz
RTC
I2C
RJ-45
PIC18F66J60
UART_RXD / TXD
25 MHz
BLOCK DIAGRAM

LG M4224C Specifications

General

Brand	LG
Model	M4224C
Category	Monitor
Language	English