Harman JBL PARTYBOX ON-THE-GO, Service Manual

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USB update method
1. Copy software to an empty USB(named as PBGT_FW_xxxxxxxx_Verxxxxxx.bin,such as
PBGT_ALL_202101290_Ver09.bin or PBGT_ALL_202102220_Ver10.bin)
2. Set power on
3. Press & Bluetooth key over 10 sec at same time, Set will enter DFU mode, and LED
will show RED
4. Insert USB
5. Set will auto update and LED show white for percentage(Attention : Don’t pull out USB and AC
power during update)
6. Wait for about 10~15 sec, If LED show green indication update finshed,
Please pull out USB, set will auto power off.
Restore factory setting
1. Turn on the machine, make sure it is working
2. Press and hold the “Play” key and “Vol+” key for 10s to restore factory setting.
3. The machine all LEDs will light on for 2 seconds after restore successfully and then restart
automatically.
Check software version
1. Turn on the machine, make sure it is working
2. Press and hold the "BASS BOOST" key and "Vol-" key for 2s to check the software version.
SOFTWARE UPGRADE PROCEDURE