3 Before operationOperation manual5(C)(F)TXA15~50A2V1B(W)(S)(T)Daikin room air conditioner3P485919-7C – 2017.12231AAA.LR033.3 ClockIf the indoor unit's internal clock is NOT set to the correct time, theON timer, OFF timer and weekly timer will NOT operate correctly.The clock must be set again:▪ After a circuit breaker has turned the unit OFF.▪ After a power failure.▪ After replacing batteries in the user interface.3.3.1 To set the clockNote: If the time is NOT set , , and blink.1 Press .Result: and blink2 Press or to set the current day of the week.Note: Holding down or increases or decreases the timesetting rapidly.Display Day of the weekMondayTuesdayWednesdayThursdayFridaySaturdaySunday3 Press .Result: blinks.4 Press or to set the correct time.5 Press .Result: Setting is complete. blinks.3.4 Brightness of the indoor unitdisplayAdjust the brightness of the indoor unit display as desired, or turnOFF the display.3.4.1 To set the brightness of the indoor unitdisplay1 Press for at least 2 seconds.Result: The menu appears on the display. is blinking.2 Press .3 Press or to change the setting as follows:…is blinking Brightness is…HighLowOff4 To confirm the selected setting, press .Result: The brightness setting is changed.Note: The display automatically returns to the default screen after60 seconds. To return to the default screen sooner, presstwice.3.5 To turn on the power supply1 Turn the circuit breaker on.Result: The flap of the indoor unit will open and close to set thereference position.3.6 To change indoor unit positionsettingSet the indoor unit position to avoid direct airflow to walls.1 Press for at least 2 seconds.Result: The menu appears on the display.2 Press or to change the menu to .Result: The menu appears on the display. blinks.3 Press to select the menu.Result: blinks.