Epson MR Series Technical Reference Manual page 126

2. [Power Management Properties] is displayed. Click the [Power Schemes] tab.
3. Select the time in the [Settings for Home/Office Desk power scheme: Turn off hard disks]
option.
4. Click [OK].
When there is no HDD access for the time set, the HDD Power Down Timer switches over to
HDD Power Down and the motor of the HDD stops.
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