Special Notes On Repair Servicing - Canon MP830 - PIXMA Color Inkjet Service Manual

3-2. Special Notes on Repair Servicing

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If there is a power failure or if you disconnect the power cord, the date/time settings as well as
all documents stored in memory will be lost. User data and speed dialing settings are retained.
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(1) Power supply unit removal / reassembly
Removal:
- Remove the screw.
- While releasing the 2 hooks outwards, slide the power supply unit toward you.
- Manually pull the arrester ground wire off the unit.
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