Technical support
A.2 Troubleshooting
CIM
Operating Manual, 11/2022, A5E51250518-AC
121
on the CIM
You don't set the sync time source or the
sync source is not available.
Set the sync time source and make sure the source is
available.
• If you select GNSS as the sync source, make sure
the GNSS antenna works properly.
• If you select NTP server as the sync source, make
sure the NTP server is available and the network
works well.
LOGO! V8.3 BM cannot
connect to CIM with
S7 is disabled for BM. Enable S7 connection for BM when you build Mod-
bus TCP with CIM.
LOGO! V8.3 BM cannot
connect to AWS Cloud
CIM cannot access to the Internet.
S7 is disabled for BM.
Enable S7 connection when LOGO! V8.3 BM con-
nects to AWS Cloud through CIM.
Cellular module
When your CIM cannot send SMS or access the Internet, please log into the CIM web-based
configuration and check the cellular status in Cellular & GNSS -> Cellular Status.
Cellular Data Disabled Cellular Data is disabled. Enable the Cellular data on in
the page Cellular Settings.
Cellular Mod-
ule
No Cellular
Module
• The cellular module is not
inserted correctly in CIM
• CIM doesn't support the
cellular module
If the "Cellular Module" dis-
plays the correct name, you
need also check the "Cellular
Module Revision" and
whether the type of cellular
module is supported in your
(still detect-
• The SIM card is not in-
serted correctly in CIM
Hot-plugging of SIM card or
Code
The SIM card is set to require
a personal identification
number (PIN).
Contact the carrier of the SIM
card for the PIN. Go to Cellu-
lar & GNSS ->Cellular Status,
and enter the correct PIN.
may block the SIM card. If
the SIM card is locked, con-
tact your provider to unlock
Network
Register Sta-
tus
Not regis-
tered
The Antenna is not connect-
Check the Antenna connec-
The SIM card account is in
arrears.
Note: If SIM card is in arrears,
and you still cannot access to
the Internet after topping up,
restart the cellular module.