Kaysun KCCT-64 I (B), Installation And Owner'S Manual, Page: 22 / 28

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a. The array of the liquid crystal display is composed of 4X16 grids, and each grid is composed of
two blocks of different sizes (as shown in the above figure).
The status indication table is as follows ˖
Status
Object
Constantly on Slow blink Fast blink Not bright
Big black
block
In-service Selected
Out of
service
Small black
block
Power on
Fault of
indoor/
outdoor
unit
Power off
b. The array includes horizontal coordinates 00-15 on the up side and vertical coordinates 00+, 16+,
32+ and 48+ on the left side, which indicate the address of the indoor unit. The sum the horizontal
coordinate and the vertical coordinate composes the grid the address of the grid. Each grid
corresponds to an indoor unit of this address.
2. LCD display description
1) Description of the main page
Fig 2.5 The example diagram of the main page
1-The LCD displays the main page, 60 air conditioners are in service, which 28 are
powered on and 32 off.
2-The address of the air conditioners is sum of the coordinates. For example, the
address of (
48+,
09) is 48+09=57.
3-In the array, the big dots from ( 1a+, 00) to (32+,15) are luminous, and the small
dots are not luminous. It indicates the 32 air conditioners with the addresses from 16 to
47 are powered off.
4-In the array, the big and small dots from ( 48+, 09) to (48+,12) are not luminous. It
indicates the four air conditioners with the addresses from 57 to 60 are outside.
5-All other big and small dots in the array are luminous. It indicates all other air
conditioners are in the net powered on.
6-The centralized controller communicates with the computer normally, when the
keypad of the centralized controller is locked.