Regular Inspection; Memory Cards - Hitachi airCloud HC-IOTGW Installation & Maintenance Manual

Item Phenomenon
Is the airCloud Gateway installed
The connection
in the area covered by 4G?
with Cloud cannot
4 be established.
Do the 4G signal strength LEDs
(4G module is
stay OFF?
inserted)
Is LAN cable correctly connected
to airCloud Gateway?
Is PC and airCloud Gateway in
the same subnet?
Is DS setting on airCloud Gateway
correct?
The connection
Is the power on HUB turned ON?
with Cloud cannot
Does LAN cable meet
5 be established.
specification requirement?
(4G module is not
Is LAN cable (and HUB) free from
inserted)
loose connections shorted wires
or other issues?
Does the LAN LED stay OFF?

8.2 Regular Inspection

In order to maintain the normal operation of air conditioning system including airCloud Gateway,
please check the following regularly.
(1) Surrounding Environment
● Is the temperature of airCloud Gateway unusually high?
● Is there any dust, powder, wire etc. entering the airCloud Gateway?
(2) LED Indication
● Is POWER LED light?
● Is ERROR LED light or flash?
● Is H-LINK, UPLINK LED light or flash?
● Is 4G LINK LEDs has enough strength?
(3) Installation and Connection
● Whether the installation of airCloud Gateway is loose or not?
● Whether the connection lines is normal?

9. Memory Cards

airCloud Gateway provides slots for microSD/microSDHC memory cards that applies to SD
standard. This function is reserved for service maintenance.
Memory cards are used to store communication logs.
<Regarding trademarks>
microSD, microSDHC, and microSDXC logos are trademark of SD-3C, LLC.
Check
Make sure the airCloud Gateway is installed in the area covered by
4G signal.
If none of the above applies to the circumstances and phenomenon
described on the left remains, airCloud Gateway may have an
internal defect.
Correctly connect LAN cable to airCloud Gateway.
Also check the fitting for connectors.
Refer to "5. Local Web for Firmware Update" to check IP address.
When changing DS setting, refer to "3.2.3 Switch Setting Procedures"
to check the procedure.
Turn the power on HUB ON.
Use LAN cable of CAT 5 or higher with length of 100m (328ft.) or
shorter.
Replace with new ones.
If none of the above applies to the circumstances and phenomenon
described on the left remains, airCloud Gateway may have an
internal defect.
Contact your dealer or distributor.
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Action
HC