Sony VAIO VGN-TT46GG Operating Instructions - Hardware Manual page 53

Using Your VAIO Computer >
Using Other Modules / Memory Cards
To insert an SD memory card
1 Locate the SD memory card slot.
2 Hold the SD memory card with the arrow facing upward and pointing toward the slot.
3 Carefully slide the SD memory card into the slot until it clicks into place.
Do not force the card into the slot.
✍
If the SD memory card does not go into the slot easily, remove it gently and verify you are inserting it in the proper direction.
The SD memory card icon will appear in the Computer window after you insert the card into the slot.
n 53 N