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9845B/C Environmental, Installation, and Preventive Maintenance Requirements
To remove a ROM:
• Turn the power switch off.
• Slide out and open the proper drawer.
• Gently pull the ROM straight up.
• Close the cover and slide the drawer in.
Connecting Interfaces
CAUTION
ALWAYS SWITCH OFF THE COMPUTER WHEN INSERTING OR
REMOVING INTERFACES. FAILURE TO DO SO COULD DAM-
AGE THE EQUIPMENT.
Peripheral devices are connected to the 9845 computer with an interface. An interface can be
inserted into any of the four I/O slots in the back of the computer, as shown.