Software Upgrade Instruction & Reset Procedure - JBL JBLLINKPORBLKAM Service Manual

3.Software upgrade Instruction & Reset Procedure
1)restore factory setting
in user model, press and hold mute button 10 seconds.
----when the factory setting restoring is complete ,the product automatically switches off and restarts.
3)Upgrading new software
3.1 software requirements
● upgrading file
● type c cable with normal
● service computer
--- Connect the set to the PC via the type C cable.
3.2 Procedure of upgrading software.
Download click the FMC exe file to install it. And copy the new software file in the FMC file.
Connect the type C cable to service PC firstly, and then power off the set, secondly connect the set to service PC via type
C cable, press and hold VOL+ button into DUT mode,click the FMC ,the new software is updating,as follow picture,after
update the result will display pass,if not ,the result will display fail.
7