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45641001TH Rev.1

6-10 /

Oki Data CONFIDENTIAL

6.2 Precautions, Procedures and Settingsfor Replacing PC Boardsand HDD

6.2.1 Precautions when replacing PC boards

• TheIDforeachequipmentisregisteredonthePUboard,theSYSboardandSUboard.So,if

theirreplacementisrequired,besuretoreplaceonlyoneboardatatime.Donotreplacethe

SYS board and the SRAM board (for the SYS board) together.

• IfboththePUboardandSYSboardrequirereplacement,replacetheminthefollowing

procedure.

1.First,replaceoneoftheboardtobereplaced.

2.TurnthepowerONandconrmthat“READY”isdisplayed.

3. Turn the power OFF.

4.Replaceanotherboardthatrequiresreplacement.

• WhentheHDDrequiresreplacement,see“6.2.3Precautionsandprocedureswhenreplacing

the HDD”.

• WhentheSYSboardrequiresreplacement,see“6.2.4PrecautionsandProcedureswhen

replacing the SYS board”.

• WhenSRAMboardrequiresreplacement,see“6.2.5Precautionsandprocedurewhen

replacing the SRAM board (for the SYS board)”.

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