Dell S520 Projector - Manual (Page 60)

60 Using Your Projector
Office Viewer for the USB and Internal Memory
The Office Viewer feature allows you to use MS Excel, MS Word, MS
PowerPoint, and PDF files.
Buttons Introduction
Use the up, down, left, and right buttons for navigation and button on the
remote control to select.
Button Up Down Left Right Enter Menu
No
function No
function Previous
page Next
page No
function Back to
previous
menu