• Service Manuals |
  • Lg |
  • TV |
  • 55LM5800, 55LM5850 (CHASSIS:LA21B)

55LM5800, 55LM5850 (CHASSIS:LA21B) - LG TV Service Manual (repair manual). Page 19

Read LG 55LM5800 / 55LM5850 (CHASSIS:LA21B) Service Manual online

- 19 -
6. RGB Video
Check input signal format.
Is it supported?
Check RGB Cable conductors
for damage or open conductor
Check EDID
I2C Signal
R1138, R1139(SDA,SCL)
Check JK1104
H/V_Sync/R/G/B Signal Line
ok
ok
ok
No
No
re-download EDID data ,Replace Mstar(IC101) or Main Board
ok
Replace Jack
Check DSUB_DET
Replace R1146 or R1147
No
Check Mstar LVDS Output
Replace Mstar(IC101) or Main Board
.
ok
No
Page of 44
Display

Click on the first or last page to see other 55LM5800 / 55LM5850 (CHASSIS:LA21B) service manuals if exist.

Random: