Oki OKIPOS 80 Plus III Maintenance Manual page 29

2. Disconnect the power cord from the external power supply.
Back of
Printer
External Power Supply
3. Disconnect the external power supply cable from the power supply connector located on
the back of the printer. Pull back on the sleeve that surrounds the connector plug, do not
pull directly on the cord.
Assembly/Disassembly
Power Supply
Connector
Power Supply
Cable