LG 55LD650H (CHASSIS:LA05A) Service Manual ▷ View online
Trouble Shooting Guide for LG Service Man
D-sub RGB
HDMI 1
Digital Audio (Optic)
RS-232C (Ctrl./SVC)
RGB/H/V
BCM3549P B2
BCM3549P B2
(ATSC)
(ATSC)
Component 1
Y Pb Pr, L/R
Audio L/R
Audio L/R (for RGB)
HDMI 2
SPDIF
JACK PACK
JACK PACK
at REAR
at REAR
JACK
JACK
PACK
PACK
at SIDE
at SIDE
SIDE_AV
L/R
Ethernet Connect
X-tal
54MHz
USB
DP/DM/ +5V
Block Diagram
Tuner for A/V
b-LAN
Video
S/W
S/W
VDEC
656
HDMI
Repeater
HDMI
Repeater
PTC
S
W
W
IR
L/R OUT
DDR2 (1 G bit)
H5TQ1G63BFR-H9C
NAND Flash(1 G bit)
NAND01GW3A2CN6E
NVRAM
512K
DDR_Data[0:15], DQS, DM …
DDR2 (1 G bit)
H5TQ1G63BFR-H9C
Data[16:31]
Addr.[ ], ctrl. data
PCM_A [0 … 7]
CS ,RE,WE……
SCL, SDA_3.3V
RJP
GPIO
IR_out
Remote Control Out
TV_Link
TV Link CFG
Game Control
Ext Amp.
Speaker out 8Ω
Digital AMP
NTP7000L
I2S
Rear_AV_CVBS_IN
SIDEAV_CVBS_I
N
N
TU_CVBS
VSB. Demod
Pro:Idiom
Reset Switch
Reset IC
KIA7029AF
Rear_AV
L/R
Sub
Main
SIF
LCD Module
(FHD,
120/60Hz
)
FRC_URSA3 IC
(LGE7378B-LF)
(LGE7378B-LF)
DDR3
IC2000
FRC Block
FRC Block
T
T
-
-
con block
con block
LVDS
IIC
P-Gamma
MAX9668
SPI Flash
4Mb
X-tal
12MHz
Mini-LVDS
W/ Ursa3 IC
LVDS
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