LG 49LJ55 Series - Power Input Voltage Check

Established
date
Standard Repair Process Detail Technical Manual
Revised
date
A18
Error
symptom
Content
Check power input voltage and ST-BY 3.5V
B. Power error _No power
A18
Check the DC 13.2V.
Backlight
Forward Voltage
Symbol
Values
Unit
Min
Typ
Max
43LJ5500-UA
Vf
-
65.94
72.45
Vdc
49LJ5500-UA
Vf
-
113.4
122.4
Vdc
55LJ5500-UA
Vf
125.2
127.2
142.4
Vdc
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