Sanyo SPW-C0705DXHN8 - How to Check Overlapping of Central Address Nos; Memory Back-Up Switch; Test Run

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Control of W-2WAY ECO-i SYSTEM
4. System Controller
How to Check Overlapping of Central Address Nos.
(1) Press the and buttons at the same time for more
than 4 seconds.
and CODE No. C1 will flash.
(2) Select CODE. No. C3 by pressing
, button
and press
the button.
C3 changes from flashing to ON state and
will flash.
Then auto. overlap checking will start.
(3) If C3 changes from ON to flashing and
stops flashing
and disappears, there is no overlapping.
Then complete the auto overlap checking mode by pressing the
button.
(4) If some of GROUP No., ZONE No. and UNIT No. flash, you
should try the zone registration again.
A) Select CODE No. C1 by pressing
, but-
ton and press the
button.
B) Select the flashing GROUP No. with ZONE and GROUP but-
ton.
Then press the
button and reselect the ZONE, GROUP
and UNIT No.
C) Then complete the auto. overlap checking mode by pressing
the
button.
Fig. 3-46
Memory Back-Up Switch
Check the back-up switch is ON at the back of the system controller PCB.
Test Run
(1) Supply power to all indoor units. Next, power on the system controller.
will flash, checking the indoor unit addresses automatically.
(2) If the group No. displayed on system controller is not the same as indoor unit No.*
which is connected, see Fig. 3-40 and do the setting again.
* In case of group control, main unit No. only.
Back-up switch
ON OFF
Back-up battery