Advertisement
Abnormal
phenomenon
25．Abnormal
sound of horn
26．The remote
control cannot be
used
27．Front USB not
working
Cause analysis
3. the mainboard power amplifier is
damaged
4. IWB mainboard problem
1. The horn is overloaded due to
excessive power
1. The remote control battery is
dead
2. The large screen remote control
is damaged
1. Poor USB contact
Terms of settlement
1. Adjust the volume
2. Replace the new machine
1. Replace the batteries inside.
Hold the remote control and see if
the transmitted hole is on the
mobile phone camera to see if there
is purple light.
2. Replace the new remote control
1. Check whether there is foreign
matter in the USB port
10
Advertisement
