Directed Video Portable Media Player manual Lock Switch, SD/MMC Card Slot

Lock Switch

The PMP3520 has a Lock Switch to avoid accidental operation. Slide the Lock Switch to lock position while power is on. If any control button is pressed the “Locked!” message displays to indicate all function keys are disabled.

Lock Switch

If the PMP3520’s power is Off, and the lock-switch is in the lock position, the unit will not turn on.

SD/MMC Card Slot

The PMP3520 has an SD/MMC slot. You can insert a Secure Digital Card or MultiMedia Card into the slot to allow your photos, videos, or music to be played or displayed on the PMP3520.

SD/MMC slot

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