Toshiba MMU-AP0072H2UL-1 Service Manual page 87

Light block Check code
Operation Timer Ready
Synchronized blinking
Other (indications not involving check code)
Light block Check code
Operation Timer Ready
Synchronized blinking
Operation Timer Ready
Alternate blinking
F31 Outdoor EEPROM trouble
– Test run in progress
Setting incompatibility
–
(automatic cooling/heating setting for model incapable of it and heating setting for cooling-only
model)
Cause of fault
Cause of fault
87