LG 22LF10 (CHASSIS:LA85C) Service Manual ▷ View online
- 17 -
LGE1854C
[MSTAR]
DDC_I2C
E2PROM_I2C
E2PROM
EDID / ISP
TDVF-
H051F
IF_P
IF_N
SIF
TUNER_CVBS
IF_AGC
Buffer
LPF
LGDT3304
[8VSB,QAM]
TS[0-7]
TS_CLK
TS_SYNC
TS_VALID
I2C MSCL / MSDA
MAIN I2C
CVBS_0
SIF
TS_DATA
B+[3]
IF1[11]
IF1[10]
IF_AGC[12]
SIF[15]
CVBS[16]
SDA[7]
SCL[8]
AS[9]
TU_SDA[13]
TU_SCL[11]
IF_AGC[15]
MSDA[36]
MSCL[38]
IF_N[4]
IF_P[3]
TS[20,22,24,26,
27,28,29,31]
TS_CLK[33]
TS_SYNC[34]
TS_VALID[19]
64Kbyte
3. TUNER + VSB
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Video path
AV
S-Video
AT_TU_V
Y/
Cb/Cr_IN
Y/C IN
CVBS1
CVBS0
CVBS1
LGE1854C
(From
Tuner)
SVIDEO ( Y/C )
Component ( Y/
Cb
/Cr )
RGB
RGB_IN
Component
RGB
LGDT3304
TS Data
DTV_IN
YAMAHA
CLASS-D
AMP
[YDA148]
LGE1854C
SPEAKER
Output
SIF
TS_DATA
AU_OUT0_
L/R
AV1_L/R
COMPONENT_L/R
DSUB RGB_L/R
Audio path
Head Phone
AMP
[TPA6110A]
Head Phone
Output
HDMI
HDMI_DATA
HDMI
HDMI_DATA
4. VIDEO, AUDIO
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TU400
TUNER
IC100
LGE1854C
IC400
LGDT3304
SDA_TU
SCL_TU
SDA[7]
SCL[8]
MSDA
MSCL
SDA [36]
SCL [38]
DDCA_SC [116]
DDCA_DA [117]
DDC_SCL
DDC_SDA
IC102
24C512
SCK [129]
SDI [130]
SDO [131]
SCZ [132]
JK605
D-SUB
IC600
24C02
[EDID]
IC200
SDRAM
IC201
SDRAM
CKE
MCLK
AR[0:12]
MDATA[0:15]
DQM0/1
CKE
MCLK
AR[0:12]
MDATA[16:31]
DQM0/1
JK606
RS232C
IC601
MAX3232CDR
RS232C_TXD
RS232C_RXD
IC103/IC105
Flash Memory
IC800
24C02
[EDID]
J800
HDMI
SCL_HDMI
SDA_HDMI
DDCDA_SDA
DDCDA_SCL
DDCR_DA [126]
DDCR_CK [127]
SCL_EEPROM [136]
SDA_EEPROM [135]
UART_TX1 [196]
UART_RX1 [195]
DDCDA_DA [14]
DDCDA_CK [15]
SPI_CK
SPI_DI
SPI_DO
SPI_CZ
SCL
SDA
5. CONTROL
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IC100
[LGE1854C]
LGDT3304
TUNER
MSCL/MSDA
I2C_5V
5VST
EEPROM (EDID)
IC102, IC600,IC800
EEPROM (EDID)
IC102, IC600,IC800
I2C Address
0xC2
0x1C
IC100
[LGE1854C]
S25PFL064A
or
MX25L64050MI
[Serial Flash]
SCK
SDI
SDO
CSZ
SPI_CK
SPI_DI
SPI_DO
SPI_CSZ
SCLK
SI
SO
CS#
ST3.3V
/5V
DDC_ROM
SCL/SDA
0xA0
6. I
2
C
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