Copyright © 2008 LG Electronics

Only for training and service

SC2_L/R_IN

DTV/MNT_L/R_OUT

DTV/MNT_V_OUT

SC2_CVBS_IN

KIA7427

24C512

(IC104)

(IC105)

RESET I2C

. Inc. All right reserved. purposes

- 20

TV Tuner

SC1_CVBS_IN

TV_L/R_OUT

SC1_L/R_IN

SC1_R/G/B

SC1_TV_VOUT

DSUB_R/G/B

EEPROM

 

DSUB_H/V_SYNC

PC_L/R_IN

5V_ANT_MNT BOOSTER TV_CVBS SIF

R/G/B

STMAV340

(IC700)

DDC/UART-Tx/Rx

Saturn3+

I2C_A_TU

I/O Expander

(IC103)

Flash Memory

4MB (IC102)

Flash Memory

4MB (IC101)

DDR Memory DDR Memory

256Mb (IC300) 256Mb (IC300)

LCD Panel

52/47/42/37” : FHD

32”: : HD

BLOCK

-

TU_TS_DATA

I2C_D_TU / I2C_A_TU

COMP_Y/Pb/Pr

COMP_L/R_IN

74HC4066

 

(IC1001)

USB_DM/DP

 

 

74LVC541A

TPA6110A2

TSSerial

PCMDATA

PCMADD

TSParallel

PCMCDON

 

 

 

 

 

(IC1002)

 

 

 

 

 

LVDS

LED_G/R & IR

KEY1/2

IIC(Eye Q II)

DIAGRAM

LGE Internal Use Only

 

 

 

 

 

 

 

 

 

 

 

 

MAX3232

 

(IC800)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(IC702)

 

 

 

 

 

 

 

 

EEPROM

 

 

 

 

 

 

 

 

 

 

 

 

 

EEPROM

 

 

 

 

 

 

 

 

 

 

 

 

 

EEPROM

 

HDMI_I2C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI_I2C_0

 

HDMI

 

 

 

 

HDMI_CEC x3

 

HDMI_CEC/Rx/HPD

 

 

 

TMDS x3

 

Switch

 

 

 

 

 

 

 

(IC902)

 

 

 

 

 

 

HPD x3

 

5V_HDMI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SideY/C/V/L/R

HeadphoneOut

SPDIFOut

CI_CD_1/2

 

 

 

CI Slot

 

 

 

(P800)

KIC7SZ32FU

(IC802)

MUTE

 

SP (L)

 

NTP3000A

 

IIS

(IC1000)

 

 

P1000

SP (R)

Page 20
Image 20
LG Electronics LD84A service manual Block, Diagram