Oki MPS5502 - Precautions when replacing PC boards

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)”.