Troubleshooting by Remote Controller Si20-701_B
437
3.102
UC
Centralized Address
Setting Error
Remote Controller Display
UC
Applicable Models
RZQ-K/H, RZQ(S)-B/C, RZQG, RZR-KU/HU
Method of Error Detection
Indoor unit micro-computer detects and judges the
centralized address signal according to the transmission
between indoor units.
Error Decision Conditions
When the micro-computer judges that the centralized
address signal is duplicated
Supposed Causes
îš„ Defective centralized address setting
îš„ Defective indoor unit PCB
Troubleshooting
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Are
devices
relating to
centralized control
connected to the
indoor
unit?
YES
Change the
setting so that
the centralized
address is not
duplicated.
NO
Replace the
indoor unit PCB.
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