27
1 Operation Setting
(1) Time and Schedule Sets the date, time, schedules, daylight saving changes, and
Setback control.
P28
(2) Collective Operation Setting Sets the collective operation settings.
P40
(3) Group Icon Setting Changes the behavior of the group icon on the HOME screen.
* Three setting options are available.
P43
2 Restriction Settings
(1) Lock Buttons Locks the buttons and the functions on the AT-50B.
P44
(2) Set Temperature Range Limit Sets the temperature range for the local remote controllers.
P46
(3) Prohibit Remote Controller Prohibits access to the ON/OFF, Mode, Set Temperature,
Maintenance Sign (Filter sign/Check Water sign) Reset, Air
Direction, and Fan Speed settings from the local remote
controllers, and also deactivates Timer (Schedule) settings
from the local remote controllers.
P48
(4) Operation Mode Selection
Limit
Limits the operation mode selection.
P50
3 Control Panel
(1) Display Format Selects the display formats* on the HOME and menu screens.
* Display language, temperature unit, display or non-display
of room temperature and cooling/heating mode icons (during
Auto mode), and backlight timer, and group names.
P52
(2) Function Key Setting Assigns the functions to the F1 and F2 buttons.
* Setback, Schedule, Mode, Temperature Correction, and RC
Prohibition can be assigned.
P56
(3) Volume Control Sets the sound volume and screen brightness.
P57
(4) Touch Panel Calibration Calibrates the touch panel.
P58
4 System Management
(1) Status List Displays errors and maintenance signs.
P59
(2) System-Changeover Selects the System-Changeover* setting.
* Automatically switches the entire system to cooling or
heating based on the room temperature and the preset
temperature of each group.
* This function cannot be used when the Operation Mode
Selection Limit function is used.
P61
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