Haier MT5311 Manual page 14

CON1 (4PIN/2.54): AMPLIFIER POWER SUPPLY CONNECTOR
NO. SYMBOL
1 24V
2 24V
3 GND
4 GND
CON2
L+
L-
R-
R+
DESCRIPTION
+24V DC Power Supply
Ground
Ground
Audio Left Channel Output+
Audio Left Channel Output-
Audio Right Channel Output-
Audio Right Channel Output+