Sony VAIO SVS131 Series Service Manual page 25

4-3 Holding Method of Motherboard
1. When operating with both hands, gently hold the middle of Main board edge as show w.
2. When operating with one-hand, gently hold the middle of Main board edge and keep vertical.
(Level)
(Vertical)
[Sony Confidential]
4- -3
SVS131/S13A Series (9-890-886-XX)