Haier HL40XP1 Service Manual page 16

Speaker power connector (CNA3)
Pin number Signal name
1 24V
2 24V
3 GND
4 GND
Speaker Connector (CNC2)
Pin number Signal name
1 L+
2 L-
3 R-
4 R+
Other connectors:
CNB2 to Upgrade the program of ZORAN785 (U1) AND FLASH (U7)
Service Manual
Model No.: HL40XP1
15