Read LG 37LH7000 / 37LH7020 / 37LH7030 (CHASSIS:LD91D) Service Manual online
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BLOCK DIAGRAM
RGB
COMPONENT
F-SCART
AV3
CLK,ERR,SYN,DATA[0]
CVBS, Y/C
DDR2 SDRAM
(256MB)
IC300
NAND Flash
HYNIX
IC402
URSA_C/D[10bit]
USB
Digital amp
(NTP3100)
IC701
YPbPr
CVBS
CVBS
I2S
PC RGB, H/V SYNC
FHD 100Hz
Panel
74LVC541A
Buffer
IC502
IC502
CI Slot
(P500)
74LCX244
Buffer
IC501
IC501
Address[0:7]
CVBS
URSA_A/B[10bit]
Host Address[0:7]
DDR2 Data[0:15]
DDR2 SDRAM
(128MB)
IC301
DDR2 Data[0:15]
DDR2 Address[0:12]
IC100
(LGE3369A)
FE_TS_DATA[0:7
]
HDMI1
HDMI2
HDMI3
HDMI4
TDA9996
IC600
TMDS[0:7]
H-SCART
SCART-RGB
F-SCART L/R, H-SCART L/R
AV L/R, COMP L/R
TUNER V_OUT
DTV/MNT_V_OUT
DDR2 Address[0:12]
Head
Phone
FRC
(LGE7329A)
IC900
DDR2 (128MB * 2)
IC1000/1001
<JACK BOARD >
RS-232C
MAX3232CDR
IC300
SPDIF
SPDIF_OUT
L/R
PC L/R
L/R
L/R
CI_TS_DATA[0:7]
CI_DATA[0:7], Control,
Address[8:14]
EEPROM
AT24C512
TEA6420D
IC405
XC5000
IC102
DRX3913K
IC104
SIF
TPA6110A
IC700
SERIAL FLASH
IC103
LED A’ssy
IR Assy
& RGB Sensor
Bluetooth
A’ssy
Local Key
MC74HC4006
IC702
DP, DM
DP, DM
L (Audio)
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