LG 32LD452B / 32LD452C (CHASSIS:LA01Z) Service Manual ▷ View online
LG Electronics/ BS Division
Commercial Gr.
LD450C Block Diagram
< Contents >
Video Signal Block
Video Signal Block
Audio Signal Block
Audio Signal Block
Flash Block & Reset
Flash Block & Reset
I2C Block
I2C Block
GPIO Block
GPIO Block
POWER Block
POWER Block
Overall Block Diagram
Overall Block Diagram
LVDS 출력 Block
LVDS 출력 Block
D-sub RGB
HDMI 1
Side AV2
CVBS, L/R
DDR2 (1 G bit)
H5TQ1G63BFR-H9C
NAND Flash(1 G bit)
NAND01GW3A2CN6E
Digital Audio
(Optic)
USB
Digital AMP
NTP7000L
I2S
NVRAM
RGB/H/V
DDR_Data[0:15], DQS, DM …
DDR2 (1 G bit)
H5TQ1G63BFR-H9C
Data[16:31]
Addr.[ ], ctrl. data
MAX3232
PCM_A [0 … 7]
IF +/-
SIF
TU_CVBS
X-tal
Reset / IF_AGC …
SDA/SCL_5V
Reset Switch
AV1
Component 1
Y Pb Pr, L/R
CVBS, L/R
CS ,RE,WE……
Audio L/R
Audio L/R
(for RGB)
HDMI 2
(side HDMI)
SPDIF
DP/DM/ +5V
RX/TX
RX/TX
Micom
(UPD78F0513AGA)
24MHz
JACK PACK
JACK PACK
at REAR
at REAR
SCL, SDA_3.3V
LVDS
RF
S7(LGE101D)
& S7 T (LGE105)
RS-232C
(CTRL./SVC)
S/W Reset
TDVJ
- H001F
Audio L/R
H/P
LCD Module
(FHD, 60Hz)
LCD Module
(FHD,M+S, 60Hz)
Mini LVDS
P-Gamma
Power Shift
Power Control
I2C(SCL/SDA)
RJP
GPIO
IR_IN
IR_IN
L/R OUT
External Speaker L/R OUT
Ext Amp.
S7(LGE101D)
& S7 T (LGE105)
Video Signal Block
Video Signal Block
IP/IF
RIN0P/M
GIN0P/M
BIN0P/M
GIN1P/M
RIN1P/M
BIN1P/M
CVBS0P
CVBS1P
IFAGC
SIFP
CVBS0P
HSYNC0
VSYNC0
DSUB_R
DSUB_G
DSUB_B
DSUB_HSYNC
DSUB_VSYNC
COMP1_Y
COMP1_Pr
COMP1_Pb
AV_CVBS_IN
SIDEAV_CVBS_IN
RXCAKP
RXCAKN
RXA0P
RXA0N
RXA1P
RXC1N
RXA2P
RXA2N
D2+/-_HDMI1
D1+/-_HDMI1
D0+/-_HDMI1
CK+/-_HDMI1
CEC_REMOTE
CEC_REMOTE
D2+/-_HDMI4
D1+/-_HDMI4
D0+/-_HDMI4
CK+/-_HDMI4
IF_AGC
RXCCKP
RXCCKN
RXC0P
RXC0N
RXC1P
RXC1N
RXC2P
RXC2N
RF
TDVJ
- H001F
TU_SIF
TU_CVBS
IF +/-
Audio Signal Block
Audio Signal Block
S7(LGE101D)
& S7 T (LGE105)
AUL2
AUR2
SPDIF_OUT
AV_L_IN
AV_R_IN
AUL1
AUR1
AUL0
AUR0
AUL4
AUL5
COMP1_R_IN
COMP1_L_IN
SIDEAV_R_IN
SIDEAV_L_IN
PC_R_IN
PC_L_IN
Digital AMP
NTP7000N
SPDIF_OUT
+3.3V
1K
Audio L
Audio R
HP_ROUT
HP_LOUT
IP/IF
IFAGC
SIFP
CVBS0P
IF_AGC
RF
TU_SIF
TU_CVBS
IF +/-
TDVJ
- H001F
I2S_OUT_MCK
I2S_SCK
I2S_LCRK
I2S_MASTER_CLK
I2S_LCRH
I2S_OUT_BCK
I2S_OUT_WS
I2S_OUT_SD
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