Check code
7105
(EF)
Address setting error
Chart 2 of 2
●Diagnosis of defectives
Make sure to turn the power OFF before connecting/disconnecting any connectors, or replacing boards.
Diagnosis
Remedy
<M-NET RC (main)>
<M-NET RC (sub)>
Yes
No
Is the address setting correct?
Set the address properly, then turn the
power OFF of indoor/outdoor unit, Fresh
Master, Lossnay and remote controller
simultaneously for 2 minutes or more, and
turn the power back ON.
Replace the M-NET RC (sub).
Check whether the M-NET RC (sub)
address is set in 000, or in the range of
151 to 200.
Yes
No
Is the address setting correct?
Set the address properly, then turn the
power OFF of indoor/outdoor unit, Fresh
Master, Lossnay and remote controller
simultaneously for 2 minutes or more, and
turn the power back ON.
Replace the M-NET RC (main).
Check whether the M-NET RC (main)
address is set in 000, or in the range of
101 to 150.
99
OCH668B
