Activating The Write Protect Function - Sony PCS-5100 Operating Instructions Manual

Activating the Write Protect Function

Not to erase stored data on the memory card, be sure to activate the write
protect function on the card.
To activate this function, switch the WRITE PROTECT switch on the
memory card to the PROTECT position, using a ball point pen.
MEMO
WRITE PROTECT
(Bottom of the
memory card)
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Chapter 4 Operation of Optional Items
4-41