Operating instructions

Attaching Memory Unit Type D 128MB, Memory Unit Type E 256MB (SDRAM Module)
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Attaching Memory Unit Type D 128MB,
Memory Unit Type E 256MB (SDRAM Module)
R
CAUTION:
Important
❒ Before touching the memory unit, ground yourself by touching something
metal to discharge any static electricity. Static electricity can damage the
memory unit.
❒ Do not subject the memory unit to physical shocks.
❒ Available memory varies depending on a model type.
❒ Before using the new memory unit, Be sure to make settings in the printer
driver.
A Turn off the power, and then unplug the power cable.
B Loosen the three screws securing the controller board.
The screws cannot be fully removed.
C Grasp the handles and carefully pull out the controller board.
• Do not touch the inside of the controller board compartment. Doing so may
cause a malfunction or a burn.
AQC630S
AQC640S