Canon imageCLASS MF4450 imageCLASS D550 Basic Operation Guide - Page 97
If a Power Failure Occurs
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Troubleshooting If a Power Failure Occurs The machine cannot be used while power supply is cut off. NOTE Charging the built-in battery It takes approximately 24 hours to fully charge the built-in battery after the machine is turned ON. If the built-in battery has not been charged fully charged, documents stored in the memory may not be properly backed up. 7-11
7-11
Troubleshooting
The machine cannot be used while power supply is cut off.
NOTE
Charging the built-in battery
It takes approximately 24 hours to fully charge the built-in battery after the machine is turned ON.
If the built-in battery has not been charged fully charged, documents stored in the memory may not be properly backed up.
If a Power Failure Occurs