LG ABNQ36GM3A4 Owner's Manual page 24

OPERATION
24
NOTE
- This means that the outdoor unit is operating
in cooling mode.
• If one indoor unit is operating in cooling or
dehumidification mode while several indoor
units are operating in heating mode, the
outdoor segment and cooling segment will be
blinking.
- This means that the outdoor unit is operating
in heating mode.
• Press the s button, and the indoor unit will
automatically run in the same mode as the other
indoor units after about 5 seconds.
• If 'different mode drive' is not available with your
product, 'CH07' will be displayed on the LCD.
• If 'CH07' is displayed, please change the mode.
• Different mode drive is not an error.