Haier HL55XZK22 Service Manual page 20

Note(1) Pin number starts from Left side
Pin No. 1
#1
#1
a. Power GND pins should be connected to the LCD's metal chassis.
b. All power input pins should be connected together.
c. All NC pin should be separated from other signal or power.
PCB
CN1
Pin No. 41 Pin No. 1
#41
#41
Fig. Connector diagram
CN2
Pin No. 51
#1 #51
#51
#1