LG LMXS27676D Service Manual page 42

8-10. Communication Error (E CO)
Symptom
1. E CO
CON1
CON201
1. Check the loose connection
2. Check the Hinge connection
Check Point
CON5
CON6
CON7
Display
CON101
th th
5 pin ~ 6 pin
CON101
th th
4 pin ~ 5 pin
CON101
th rd
5 pin ~ 3 pin
CON5
th th
4 pin ~ 6 pin
CON5
th th
4 pin ~ 8 pin
Voltage [V]
12V
Not 0V, 5V
Not 0V, 5V
Not 0V, 5V
Not 0V, 5V