DOWNLOAD LG 42LN57XX / 42LN5700 / 42LN570T / 42LN570Y / 42LN5710 / 42LN5720 (CHASSIS:LB33B) Service Manual ↓ Size: 11.72 MB | Pages: 119 in PDF or view online for FREE

Model
42LN57XX 42LN5700 42LN570T 42LN570Y 42LN5710 42LN5720 (CHASSIS:LB33B)
Pages
119
Size
11.72 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
42ln57xx-42ln5700-42ln570t-42ln570y-42ln5710-42ln5.pdf
Date

LG 42LN57XX / 42LN5700 / 42LN570T / 42LN570Y / 42LN5710 / 42LN5720 (CHASSIS:LB33B) Service Manual ▷ View online

U
S
B
 
D
O
W
N
 
S
T
R
E
A
M
USB DOWN STREAM
THERMAL
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.
USB_CTL2
/USB_OCD2
/USB_OCD3
JK4302
3AU04S-305-ZC-(LG)
1
2
3
4
5
USB_DP3
USB_DP2
USB_DM2
USB_CTL3
R4301
10K
D4302
RCLAMP0502BA
OPT
D4300
RCLAMP0502BA
OPT
+5V_USB_2
R4302
10K
USB3
JK4300
3AU04S-305-ZC-(LG)
USB3
1
2
3
4
5
C4302
0.1uF
16V
+5V_USB_3
USB_DM3
+5V_NORMAL
+5V_USB_2
+3.3V_NORMAL
+5V_USB_3
C4301
10uF
10V
USB3
C4337
10uF
10V
C4322
10uF
10V
C4310
10uF
10V
USB3
IC4306
TPS2066CDGNR
3
EN1
2
IN
4
EN2
1
GND
5
FLT2
6
OUT2
7
OUT1
8
FLT1
9
[EP]GND
43
USB2_USB3
2012.7.11
MAX 1.5A
OCP USB2/3
USB2
MAX 1.5A
USB3
U
S
B
 
D
O
W
N
 
S
T
R
E
A
M
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.
+5V_USB_1
USB_DP1
D4500
RCLAMP0502BA
OPT
R4500
10K
OPT
/USB_OCD1
+5V_USB_1
C4500
0.1uF
16V
JK4500
3AU04S-305-ZC-(LG)
1
2
3
4
5
USB_CTL1
USB_DM1
+3.3V_NORMAL
R4501
10K
+5V_NORMAL
C4501
10uF
10V
C4502
10uF
10V
IC4500
BD82020FVJ 
3
IN_2
2
IN_1
4
EN
1
GND
5
OC
6
OUT_1
7
OUT_2
8
OUT_3
DVR Ready
OCP USB1
USB1
MAX 1.5A
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.
COMP1/AV1/DVI_R_IN
COMP1/AV1/DVI_L_IN
SOC_RX
AV1_CVBS_DET
COMP1_DET
C3800
0.1uF
16V
COMP1_Y/AV1_CVBS
+3.3V_NORMAL
+3.5V_ST
COMP1_Pb
+3.3V_NORMAL
D3800
5.6V
AV_COMP_ESD
D3801
5.6V
AV_COMP_ESD
R3810
10K
DTV/MNT_V_OUT_SOC
P3800
12507WS-04L
UART_4PIN_STRAIGHT
1
2
3
4
5
COMP1_Pr
D3802
5.6V
AV_COMP_ESD
R3806
10K
D3803
5.6V
AV_COMP_ESD
SOC_TX
ZD3804
ADUC 5S 02 0R5L 
R3800
75
1%
TU_DEBUG
JK3800
PPJ245-01 
6A
[GN]C-SPRING
7A
[GN]E-LUG
4A
[GN]CONTACT
5B
[BL]C-SPRING
8C
[RD1]E-LUG-S
6C
[RD1]C-SPRING
4C
[RD1]CONTACT
5D
[WH]C-SPRING
4E
[RD2]CONTACT
6E
[RD2]C-SPRING
7E
[RD2]E-LUG
R3801
0
OPT
R3811
1K
R3812
1K
JP4117
JP4118
EYE_SCL
EYE_SDA
38
JACK_COMMON
2011.11.21
AV/COMPONENT REAR
DEBUG FOR INTERNAL AMOD.
UART FOR DEBUG
For TU_Debug
Disconnet R374
Apply "AV_COMP_ESD" when your model’s ESD Test is failed
Eye sensor JIG POINT
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.
D5001
5.5V
LAN_ESD
EPHY_TDN
D5003
5.5V
LAN_ESD
D5000
5.5V
LAN_ESD
D5002
5.5V
LAN_ESD
EPHY_TDP
EPHY_RDN
EPHY_RDP
C5000
0.1uF
16V
C5001
0.01uF
50V
JK5000
RJ45VT-01SN002
NON_LN56
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
50
LAN_VERTICAL
2012.03.08
Ethernet Block
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