Oki MC770 - Precautions and Procedures When Replacing the CU Board

45584901TH Rev.1
6-16 /
Oki Data CONFIDENTIAL
6.2.4 Precautions and Procedures when replacing the CU board
A procedure for CU board replacement is shown below.
[C] Restore ADI key
Start
[A] Return License
[D] Restore encryption key
[G] Reinstall license
[F] Update firmware version
[H] Check firmware versions
[E] Restore license
Setting completed
[B] Replace the CU board
Fig.6-23
[A] Return License
Notes:
• IftheSettingMode(08)isnotstartedup,"[A]ReturnLicense"canbeomitted.Inthatcase,
reinstall the license with "[1]Re-registration when the board is replaced" if it is cleared
since"[G]ReinstallationofLicense"cannotbeperformed.
• WheninstallingtheDataOverwriteEnabler(GP-1070)andsecuritymodeissettingHigh
Security,setthesecuritymodelevlelto"1"(Lowlevel).Thenrestarttheequipment.
(1) Start up with the Setting Mode (08).
(2) Enterthepassword,andthenpressthe[OK]button.
 (IfthepasswordisnotsetforService,pressthe[ENTER]buttonwithoutentering
anything.)
(3) Keyin[3840],andthenpressthe[ENTER]button.
(4) Selectthelicensetobereturned,andthenpressthe[REMOVE]button.
(5) Installtheone-timedongle,whichyouusedforuploadingtheselectedlicense,inthe
equipment,andthenpressthe[OK]button.
(6) TheRemovescreenisdisplayed,thenpressthe[YES]button.Ifthisscreenisnot
displayed,checkwhethertheone-timedongleisinstalledintheequipmentproperly.