LG 55LV5400 (CHASSIS:LA12E) Service Manual ▷ View online
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.
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.
P6901
SMAW250-H04R
SHARP_OPT
1
2
3
4
L6901
120-ohm
SHARP_OPT
PANEL_VCC
GP3-BCM (ATSC) trouble shooting guide
2010. 12. 13.
Applied chassis & models
Chassis: LA12E
Models : 42/47/55LV5500-UA
Models : 42/47/55LV5500-UA
42/47/55LV5400-UB
LCD TV Division
LCD TV Lab. / AT1Gr.
D-sub RGB
HDMI 1
DDR3 (2Gbit)
NAND Flash
(8Gbit)
Digital Audio (Optic)
Digital AMP
TAS5727
RS-232C (Ctrl./SVC)
I2S
NVRAM
RGB/H/V
DDR_Data[0:15], DQS, DM …
Addr.[ ], ctrl. data
MICOM
(NEC)
MAX3232
Data [0 … 7]
X-tal
AV1
Component 1
Y Pb Pr, L/R
CVBS, L/R
Addr[0…1], CS …
Audio L/R
Audio L/R (for RGB)
HDMI 2
HDMI 3
SPDIF
RX/TX
54MHz
JACK PACK
JACK PACK
at SIDE
at SIDE
JACK PACK
JACK PACK
at REAR
at REAR
SCL, SDA_3.3V
SCL, SDA_3.3V
LCD Module
USB2
Wireless Ready
Power
IF +/-
SIF
TU_CVBS
Reset / IF_AGC
…
…
SDA/SCL_5V
RF
UFA
55AL
MCLK
Ethernet
Side AV Gender
CVBS, L/R
USB1
DP/DM/ +5V
DP/DM/ +5V
Y Pb Pr, L/R
Side Component Gender
DDR3 (2Gbit)
HP_L/R
LVDS_120Hz
LGE35230
(ATSC)
LGE35230
(ATSC)
1. Overview for LGE35230 (ATSC) - US
SIL9287B
4x1
HDMI Switch
HP AMP
TPA6132
HDMI 4
M_REMOTE
(MODULE)
RX/TX
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