V-TAC VT-6607036, Instruction Manual, Page: 27 / 32

ABNORMAL STATE PROCESSING
If the data on platform is abnormal when the WIFI Module is running, please check the table
below and according to the status of indicator lights to complete a simple troubleshooting. If
it still can not be resolved or indicator lights status do not show in the table below, please
contact Customer Support.
(Note: Please using the following table query after power-on for 2mins at least.)
NET COM READY
Fault Cause Fault Description
Solution
OFF
Slow
flash
Slow
flash
ON
ON
1.WIFI Module does
not have a network.
2.Antenna abnormal
3.Router WiFi signal
strength weak.
1.Router networking
abnormal.
2.The server point WIFI
of Module is modified.
3.Network limitation,
server cannot be
connected.
1.Connection betw-
een WIFI Module
and inverter loosen.
2.Inverter does not
match with WIFI
Module’s
communication rate.
1.Check if the wireless network
configured.
2.Check the antenna, if there is any
damage or loose.
3.Enhance router WiFi signal
strength.
4.Long press Reset button for 10s,
reboot WIFI Module and networking
again.
1.Check if the router has access to
the network.
2.Check the router’s setting, if the
connection is limited.
3.Contact our customer service.
1.Check the connection between
WIFI Module and inverter. Remove
the WIFI Module and install again.
2.Check inverter’s communication
rate to see if it matches with WIFI
Module’s.
3.Long press Reset button for 5s,
reboot WIFI Module.
Connection between
logger and router
abnormal
Connection between
WIFI Module and router
normal, connection
between logger and
remote server
abnormal.
Communication with
inverter abnormal
NET COM READY
OFF
Any
state
Slow
flash
Slow
flash
1.Connection betw-
een WIFI Module &
inverter loosen or
abnormal.
2.Inverter power -
insufficient.
3.WIFI Module -
abnormal.
1.Check the connection, remove the
WIFI Module and install again.
2.Check inverter output power.
3.Contact our customer service.
Power supply
abnormal
Fast
flash
Restore
factory settings
Normal
1.Exit automatically after 1mins.
2.Long press Reset button for 5s,
reboot WIFI Module.
3.Long press Reset button for 10s,
restore factory settings.
OFF OFF OFF
Any
state
Any
state
Fast
flash
SMARTLINK
networking status
Normal
1.Exit automatically after 5mins.
2.Long press Reset button for 5s,
reboot WIFI Module.
3.Long press Reset button for 10s,
restore factory settings.
Any
state
Any
state