LG 42LX6500 Service Manual

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
WIRELESS
BCM_RXD1
R8705
2.2K
C8702
0.01uF
50V
+3.5V_ST
JK8700
KJA-PH-3-0168
14
GND_3
13
I2C_SDA
5
VCC[24V/20V/17V]_5
12
I2C_SCL
11
GND_2
2
VCC[24V/20V/17V]_2
19
GND_5
18
IR
10
RESET
4
VCC[24V/20V/17V]_4
1
VCC[24V/20V/17V]_1
17
GND_4
9
GND_1
8
INTERRUPT
3
VCC[24V/20V/17V]_3
16
UART_TX
7
DETECT
6
VCC[24V/20V/17V]_6
15
UART_RX
20
GND_6
21
SHIELD
TP8700
+24V
R8700
0
WIRELESS
C8701
2.2uF
R8711
4.7K
OPT
C8703
0.1uF
R8713 1K
IC8700
MC14053BDR2G
WIRELESS
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
R8704
22K
R8712
47K
OPT
R8706
0
NON_WIRELESS
R8708
0
WIRELESS
C8700
0.1uF
50V
WIRELESS_TX
WIRELESS_SCL
R8714
10K
TP8701
R8707
0
WIRELESS
WIRELESS_DL_RX
+3.3V_NORMAL
+3.5V_ST
IR_PASS
R8701
0
WIRELESS
WIRELESS_DETECT
R8702
10K
WIRELESS_RX
R8703
0
NON_WIRELESS
WIRELESS_PWR_EN
Q8700
E
B
C
WIRELESS_SW_CTRL
BCM_RX
BCM_TX
Q8701
AO3407A
G
D
S
WIRELESS_RX
WIRELESS_TX
BCM_TXD1
WIRELESS_DL_TX
WIRELESS_SDA
C8704
10uF
35V
C8705
10uF
35V
L8700
MLB-201209-0120P-N2
Q104
FDV301N
OPT
G
D S
Q103
FDV301N
OPT
G
D S
R124
0
WIRELESS
WIRELESS_SDA
WIRELESS_SCL
R173
10K
OPT
SCL2_3.3V
+3.3V_NORMAL
SDA2_3.3V
R123 0
WIRELESS
RS232C & Wireless
LOW
WIRELESS_SW_CTRL
Wireless power
WIRELESS Dongle connect --> WIRELESS RS232HIGH
SELECT PIN
WIRELESS Dongle Dis_con --> S7 RS232X0/Y0/Z0
X1/Y1/Z1
WIRELESS READY MODEL
STATUS
12
From wireless_I2C to micom I2C
Copyright © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only

LG 42LX6500 Specifications

General

Display diagonal	42 \
Audio system	Dolby Digital
RMS rated power	20 W
Number of speakers	2
PC in (D-Sub)	Yes
HDMI ports quantity	4
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Digital audio optical out	1
Power consumption (standby)	0.1 W
Power consumption (typical)	150 W
Annual energy consumption	156 kWh

Weight and Dimensions

Depth (with stand)	270 mm
Height (with stand)	692 mm
Weight (with stand)	19000 g
Depth (without stand)	29.3 mm
Width (without stand)	1016 mm
Height (without stand)	630 mm
Weight (without stand)	16700 g