14
UP 300 Service Manual
Failure
Cause
Solution
Remark
⚫
When UP300 is connected wirelessly, there is no
prompt on the connection, and the software
control operation can’t be performed
⚫
Unstable Wi-Fi connection state causes
transmission model data to fail/crash after
connection
⚫
Error when connecting Wi-Fi: the printer is not
responding
➢
The wireless
status of the
connection
between the
display and the
PC is different
Restart the UP 300 and UP Studio software,
and confirm that the display and PC are
connected to the same Wi-Fi
If the workspace has multiple Wi-Fis for
different purposes, its Wi-Fi name needs to
be distinguished from other Wi-Fis
➢
Insufficient
wireless signal
strength /
wireless signal
instable
Restart the router
Restart UP BOX and the software and
reconnect;
Reconfigure wireless settings;
Replace a more stable and stronger wireless
signal
➢
Software version
problem
Download the latest control software from
the designated official website
➢
CPU damaged
Connect Wi-Fi with the display in the standard
procedure. If it can’t be connected normally,
turn off the power and replace the CPU
➢
Wi-Fi cable
assembly or
display damaged
Turn off the power and replace the Wi-Fi
cable assembly or display
✓
Remove and
replace the
Wi-Fi cable
assembly or
display
Failure 9
: Failed to connect UP 300 (Wi-Fi)
⚫
Software error
