Oki MPS5502 Service Manual

45641001TH Rev.1
3-15 /
Oki Data CONFIDENTIAL
3.9 Assist Mode (3C)
3.9.1 General description
ThisisamodetooperatethepartitionsofHDD,initializetheSRAMdata,erasetheHDD/SRAM
data,backup/restoretheencryptionkeyandlicences.
Functions:
• Clearingupdateerrorag(ClearErrorFlaginSoftwareInstallation)
• Formattingdatastoragepartition(FormatRootPartition)
• CreatingHDDpartition(FormatHDD)
• FormattingSRAMdata(ClearSRAM)
• Backingup/restoringencryptionkeyandlicense(KeyBackupRestore)
• ErasingHDDsecurely(EraseHDDSecurely)
• ErasingSRAMsecurely(EraseSRAMSecurely)
• Clearingservicetechpassword(ClearServiceTech)
3.9.2 Operating Procedure
(1) TurnONthepowerwhile[3]buttonand[CLEAR]buttonarepressedsimultaneously.
The following screen is displayed.
Firmware Assist Mode
Select number(1-8) and press START key
1. Clear Error Flag in Software Installation
2. Format Root Partition
3. Format HDD
4. Clear SRAM
5. Key Backup Restore
6. Erase HDD Securely
7. Erase SRAM Securely
8. Clear Service Tech Password
Fig. 3-6
(2) Select the item with the digital keys and press the [START] button.
3.9.3 Functions
[A] Clearing update error flag (Clear Error Flag in Software Installation)
 Evenifthermwaredownloadinghasbeencompletednormally,theRecoveryModemay
accidentally start up and an F600 error occurs when the power is turned ON again. In this
case,cleartheUpdateErroragsusedinthedownloadprocesswiththisfunction.(Normally,
theagsareautomaticallyclearedinthedownloadprocess.)
Also in the case the Recovery Mode accidentally starts up after the replacement of SRAM
ontheSYSboard,theagsareclearedwiththisfunction.
[B] Formatting data storage partition (Format Root Partition)
 WhenadefectoccursontheUIdata,etc.whicharestoredintheHDD,thepartitionwiththe
storedUIdata,etc.isformattedwiththisfunction.
Do not use this function since it is not normally necessary. HDD data must be installed after
performing this function.

Oki MPS5502 Specifications

General

Brand	Oki
Model	MPS5502
Category	All in One Printer
Language	English