Si20-701_B
Remote Controller Display
U5
Applicable Models
RZ(Y)
Method of Error Detection
Micro-computer checks if transmission between indoor
unit and remote controller is normal.
Error Decision Conditions
When transmission is not carried out normally for a
certain amount of time
Supposed Causes
Defective remote controller
Defective indoor unit PCB
External factor (Noise, etc.)
Connection of 2 main remote controllers (When using
2 remote controllers)
406
Troubleshooting by Remote Controller