CHAPTER6 Performing Administrator-Related Operations
C448HD C450HD | Users & Administrator's Manual
When? Action
Press key
combination
LED flashes 3x
after release
Startpressingimmediately
afterpowerup(onU-Boot/
UniversalBootLoader)
Recoverymode
(youcanrestore
defaultsfromthere)
Backkey+
MENUkey(3
seconds)
Red
SwitchslotsA/B 4key+6key(3
seconds)
Green
Loader 1key+3key(3
seconds)
Blue/Yellow
SwitchSkypefor
BusinesstoAndroid
(andviceversa)
Backkey
+OKkey(3
seconds)
Red+Green
Restoredefaults OKkey+
MENUkey(3
seconds)
Green+blue/
Green+yellow
Whensuccessfullybooted(on
Android)
Reboot Fromthe
'Admin'menu
-
Restoredefaults Long-press
Holdkeyfor
~15seconds
Flasheswhite
onceafter
release(C450HD
only)
Removing Devices from Intune Management
YoucanremovefromIntunedevicesthatarenolongerneeded,thatarebeingrepurposed,or
thathavegonemissing.
➢ To remove devices from Intune:
1. GotoMicrosoft365AdminCentre[portal.office.com]andloginwithanAdministration
account.
2. NavigatetoEndpoint Manager.
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