Haier GE NS23AM Service Manual page 45

POWER-UP / RESET:
FIRMWARE VERSION: During initial power-up or reset, the
first item displayed is the outdoor control firmware version.
Example to the right shows firmware version 2.3.
UNIT TYPE: The next item displayed is the self discovery
unit type. AC = air conditioner and HP = heat pump. If the
unit type cannot be determined, three bars appear.
UNIT NOMINAL CAPACITY: The next item to be displayed
is the self-discovery unit nominal capacity. Valid capacities
are 24 for 2-ton, 36 for 3-ton, 48 for 4-ton and 60 for 5-ton
pear.
UNIT CODE
ery unit code. (may be a single character or two characters).
If the unit code cannot be determined, three bars appear.
UNIT CODE
UNIT TYPE, SIZE AND MODEL
NOT PROGRAMMED
2-TON AIR CONDITIONER
3-TON AIR CONDITIONER
4-TON AIR CONDITIONER
5-TON AIR CONDITIONER
31-5000746 Rev. 0
NS23A24M
NS23A36M
NS23A48M
NS23A60M
Figure 19. Outdoor Control 7-Segment Unit Status Displays
7-SEGMENT POWER-UP DISPLAY STRING
(These are just examples of firmware version, unit type,
unit nominal capacity and unit codes.)
7-SEGMENT POWER-UP DISPLAY STRING EXAMPLE
.
FIRMWARE
UNIT
VERSION
TYPE
Page 45
.
OR
OR
OR
THROUGH OR
UNIT UNIT
CAPACITY CODE
.
IDLE MODE