Tech Troubleshooting – Samsung TCON board - 320WTLF3C2LV0.3 – 400W2C4LTV0.1 - 400W2C4LV1.5 - 460WSC4LV0.1 - 460WTC4LV5.0 - 4046HDCP2LV0.6

A) 320WTLF3C2LV0.3
32 inches Panel
Note: Vcc input= 5V
1) IC12= 7585A power management IC.

If this IC failed, it will cause the TV No Display.
2) IC18= EEPROM memory IC.

If this IC failed, it will cause the TV No Display or White Screen problem.
3) U1= TFP7517PNP.

If this IC failed, it will cause the TV No Display or Display Abnormal problem.
4) U1= EM638325TS-7G SDRAM memory IC.

If this IC failed, it will cause the TV No Display or Display Distortion problem.

B) 400W2C4LTV0.1

40 inches Panel
Note: Vcc input= 5V
1) OP3 = 54200CRZ

If this IC failed, one of the half (left or right side) display will No Display or Display Abnormal.
2) ICG1= 5327CRZ.

If this IC failed, it will cause the TV No Display.
3) ICD3= 2700NT power management IC.

If this IC failed, it will cause the TV No Display.
4) ICt1= LRX4222 IC.

If this IC failed, it will cause the TV No Display or Display Distortion problem.
5) ICD1 is a SDRAM memory IC.

If this IC failed, it will cause the TV No Display or Display Distortion problem.

C) 400W2C4LV1.5

40 inches Panel
Note: Vcc input= 5V
1) IC320= EL7585AIL power management IC.

If this IC failed, it will cause the TV No Display.
2) ICT1= LRX4222T3.

If this IC failed, it will cause the TV No Display or Full Screen of Vertical Lines/Bars.
3) ICD1 is a SDRAM memory IC.

If this IC failed, it will cause the TV No Display or Display Distortion problem.
4) IC322= 24006IRZ.

If this IC failed, it will cause the TV No Display

D) 460WSC4LV0.1

46 inches Panel
Note: Vcc input= 5V
1) IC320= EL7585AIT power management IC.

If this IC failed, it will cause the TV No Display.
2) ICT3= LRX4222T3.

If this IC failed, it will cause the TV No Display or Full Screen of Vertical Lines/Bars.
3) IC322= EL24006IRZ.

If this IC failed, it will cause the TV No Display or Full Screen of Vertical Lines/Bars.
4) ICD1 is a SDRAM memory IC.

If this IC failed, it will cause the TV No Display or Display Distortion problem.

E) 460WTC4LV5.0
46 inches Panel
Note: Vcc input= 5V
1) ICD1= EL7585AIL power management IC.

If this IC failed, it will cause the TV No Display.
2) ICT1= LRX4222T3.

If this IC failed, it will cause the TV No Display or Display Distortion problem.
3) U2= K4D263238I SDRAM memory IC.

If this IC failed, it will cause the TV No Display or White Screen.
4) ICG1= MAX9590.

If this IC failed, it will cause the TV No Display or Full Screen of Colorful Vertical Lines/Bars.

F) 4046HDCP2LV0.6

46 inches Panel
Note: Vcc input= 12V
1) ICD1= ISL97650ARIZ is a power management IC.

If this IC failed, it will cause the TV No Display.
2) ICT1= LMX4122T0.

If this IC failed, it will cause the TV No Display, Display Distortion or Abnormal Display problem.
3) ICM1 is a SDRAM memory IC.

If this IC failed, it will cause the TV No Display or Display Distortion problem.
4) ICG1= MAX9590 IC.

If this IC failed, it will cause the TV No Display or Full Screen of Vertical Lines/Bars.