Midea MHC-96HWD1N1(A) Service Manual page 82

R410A Full DC Inverter Split Duct Type Technical Manual
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 (

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;
Big black block
Small black block
81
Constantly on Slow blink
In-service Selected
Power on
) is displayed.
Fault of indoor
or outdoor unit
MCAC-UTSM-201503
Fast blink
Out of service
Power off