Prestigio PMP3084B Product Service Manual page 19

Prestigio
Make sure the DC In socket is in good condition.
12.Misc.
Abnormal cases：
When connected to PC, the PC indicates that driver needs to be updated.
Resolutions：
1) If it is used on a PC for the first time, be sure to install drive RockUsb; Rockusb is stored under
the directory :\tool\MydroidDevTool_v1.23\Driver\281xDriver
2) According to the information box, select OK to confirm.
Make sure the battery is well soldered or
remains in good condition.
PMP3084B/BRU
19