Canon S530D Service Manual page 26

6.11.2. Power supply/cut to the memory card
1) Power supply to the memory card
When any of the following events occurs, the memory card detection process starts, and if an accessible
memory card is recognized, power supply to the memory card starts. (At the time that the Access lamp
is turned on.)
a. When a memory card is inserted into the card slot while the printer is on.
b. When the printer is powered on while a memory card is in the card slot.
c. When the USB bus is reset while the printer is on with a memory card in the card slot.
(When the host computer is already on, and is connected to the printer, or when the host computer,
connected by a USB cable to the printer, is restarted.)
2) Power cut to the memory card
When any of the following events occur, power supply to the memory card is cut. (At the time that the
Access lamp is turned off.)
a. When the printer is turned off by pressing the Power button.
However, power is supplied in the following instances even if the printer is not on,
- From the time that a memory card removable command is received from the host computer until a
removal permission command is received, or the USB cable is disconnected.
- From the time that a writing command is received from the host computer to the memory card until
writing is completed.
b. When the memory card is removed from the card slot by pressing the Eject Button.
c. When the following "Memory card removal command" is implemented on the connected host
computer.
6.11.3. Memory card removal command from the host computer
When the following operation is performed on the host computer, it is detected that the memory card
removal command has been implemented, and power supply to the memory card is cut.
Windows: Highlight the drive icon and right-click the mouse button to select "Remove", or select "Eject
the memory card" from the Memory Card Startup Utility.
Macintosh: Discard the drive icon to the trash, select "Removal" from the "Special" menu, or select "Eject
the memory card" from the Memory Card Startup Utility.
6.11.4. Writing to the memory card from the host computer
When writing (addition, deleting or updating) is implemented, the print mode settings are returned to default.
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