Sizes 18K−24K (208−230V) - Midea DLCERAA12AAJ Service Manual

PCB DIAGRAMS (CONT)
NOTE: After power on, LED3(Green color) and LED2(Red color) will flash if the unit has some problems.
No.
1
2
3 IPM malfunction or IGBT over-strong current protection
4
5
6
7
8
32808001101
Fig. 29 - Sizes 18k−24k (208−230V)
Table 12—LED Codes
Problems
Standby for normal
Operation normally
Over voltage or too low voltage protection
EEPROM parameter error
Inverter compressor drive error
Inverter compressor drive error
Inverter compressor drive error
O(light) X(off)
Specifications subject to change without notice.
LED3
(Green)
O
X
☆
O
O
X
☆
☆
☆
(2.5Hz flash)
LED2
IU display
(Red)
X
O
X
P0
O
P1
☆
E5
☆
P4
O
P4
☆
P4
25