York Floor Ceiling R-410A 50Hz Service Manual Page 301

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Controller
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22. S1 Address Setting Switch (for CCM)
Match with S2 Address Setting (for CCM), setting indoor unit address relative to a CCM.
Address Set Address Code
~
00 ~ 15
~
16 ~ 31
~
32 ~ 47
~
48 ~ 63
23. LED’s for Intelligent A/C control and monitor system.
From the left side:
LED1 (Run): When the AC communicated well with the NIM, it will be light; otherwise it will
be extinguished. But when the system stayed in the remote controller lock mode and mode lock
state, it will flash with frequency of 1Hz.
LED2 (Link): It will be light when there is any communication between the AC and Intelligent
A/C control and monitor system including any receiving and sending the signal.
LED3 (ERR):It will flash with frequency of 1Hz when the communication malfunction occurs
between the AC and Intelligent A/C control and monitor system or other malfunctions come
from the NIM. It will extinguish in normality.
1 2
O
1 2
O
1 2
O
1 2
O
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