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2.5 General display data entries
1) General display data is displayed in all display pages.
• Under the interconnected control of the computer or gateway, the data is displayed in graphic ( ).
Otherwise, no data is displayed.
• If the centralized controller is connected with the functional module for communication, the data is
displayed in graphics ( ). Otherwise, no data is displayed.
• If the centralized controller is connected with the SMS remote control module for communication, the data
is displayed in graphics ( ). Otherwise, no data is displayed.
• If the centralized controller is connected with the telephone remote control module for communication, the
data is displayed in graphics ( ). Otherwise, no data is displayed.
• In normal operation of the centralized controller, the periodical cycle module communicates with the
network interface module, and the data is displayed dynamically and cyclically: (blank), , , .
• In the centralized control locked state or the keypad locked state, the locking flag ( ) is displayed. After
unlocking, it is not displayed. In the centralized controller locked state or the keypad locked state, the
locking flag is displayed constantly. If both of them are locked concurrently, the locking flag is displayed
constantly.
• In the setting page, if the selected air conditioner is in the remote controller locked state (in case of
non-single unit operation, as long as one unit is in the remote controller locked state, it is deemed the
locked state), the flag ( ) is displayed constantly.
• If all indoor units lock the cooling mode, this flag ( ) will display, and if all indoor units lock the heating
mode, the flag ( ) will display.
2) Data display handling
• Indoor unit code (address) display: display range: 00~63, and with # being luminous concurrently.
• Indoor temperature display: display range: 00~99°C (or 99℉). The indoor temperature is displayed
concurrently. If the temperature is higher than 99°C (or 99℉), 99°C (or 99℉) will be displayed. If the
temperature value is invalid, ‘--‘will be displayed.
• If timing startup or shutdown is set, the flag ( ) is displayed.
• T3, T2A and T2B display: in the single-machine query page, display can shift between T3, T2A and T2B;
by the way, the temperature value is displayed concurrently, with the corresponding °C being luminous.
• In case of air conditioner fault or protection, the corresponding fault or protection code, the corresponding
fault or protection code can be displayed.
• Liquid crystal matrix display description:
The liquid crystal matrix is composed of 4×16 grids, and each grid is composed of two blocks of different sizes.
The matrix includes horizontal coordinates 00~15 on the upper side and vertical coordinates 00+, 16+, 32+
and 48+ on the left side, which indicate the address of the indoor unit. The sum of the horizontal coordinate
and the vertical coordinate of the grid is the address of the grid. Each grid corresponds to an indoor unit of this
address. One grid is composed of two blocks of different sizes. The state indication table is as follows;
Constantly on Slow blink Fast blink
Big black block In-service Selected Out of service
Small black block Power on
Fault of indoor
or outdoor unit
Power off