CipherLab RK25 User Manual page 29

4) Winthin few minutes, the RK25 mobile computer is successfully restored.
OS IMAGE UPGRADE AFTER REPAIR
To upgarde the OS image after your RK25 is restored by Image Download Repair Tool:
1) Remove the main battery from the RK25 mobile computer for at least
then install the main battery.
2) Press the
Volume Up Key
to enter "
Download Mode
3) Connect the RK25 mobile computer with your PC by a micro USB cable, and then check
" " → "
Control Panel
HS-USB QDLoader 9008
4) Proceed the OS image upgrade steps as
, the
Volume Down Key
".
" in your PC. Ensure that it shows "
Device Manager
" under " ".
Ports
and the
Power Key
Section 2.1 describes.
29
OS Image Upgrade
, and
5 minutes
at the same time
Qualcomm