Sony PEG-SJ22 - Manual (Page 73)

Customizing your Sony CLIÉ™ handheld (Preferences) 73
Sony Personal Entertainment Organizer A-BGK-100-11 (1)
Setting the JogAssist function
4
To set to turn off your CLIÉ handheld by keeping the BACK
button pressed, tap the Power Off check box to select.
The Jog Dial™ navigator settings are changed.
Tip
By default, the selections of Use JogAssist and Display Cursor/Menu are
selected, and Power On with BACK button and Power Off are not selected.