Simple Faults And Troubleshooting - GVM -PRO-SD400B Manual

SIMPIE FAULTS
AND TROUBLESHOOTING
Phenomenon
① Whether the connection
between the lamp and the
power supply is normal.
The switch
indicator does
② When using a lithium battery
not light up.
to supply power, make sure
that the battery does not
have "low battery"protection.
After the APP
enters to add a Check whether the device is
device, the normally turned on and whether
Bluetooth of the it has been bound by another
device cannot be person's connection.
searched.
Check whether the device is
The APP fails to turned on normally and whether
connect to it has been bound by another
thenetwork person's connection;
configuration of Check whether the Bluetooth
the device. and network conditions of the
mobile phone are good.
The device
Whether the device is offline or
cannot be
in network status.
searched after
Remove the device if it is not in
being removed
good condition.
from the APP.
Check whether the device is
Clicking on the online (a small green dot is
device in the APP displayed); If it is offline, you can
cannot enter the check according to the steps of
control. t h e d i s t r i b u t i o n n e t w o r k
connection failure.
Check the product
15
Troubleshooting
Make sure the adapter is well
contacted with the power plug.
Use the product after charging
the battery.
Normal steps:
① The mobile phone turns on
the Bluetooth and network
data functions, and the
Android system needs to turn
on the location permission;
② Reset the device Bluetooth.
After resetting the device's
Bluetooth and restarting the
App, try to connect again.
After resetting the Bluetooth of
the device, search and add the
device again.
Restart the device, wait for 5
seconds, and then control it
when it is displayed as online;
reset the Bluetooth of the
device, and re-add the device to
the device list.