NEC P547UL - Connections, Network, and Viewer; Connecting Computers and AV Devices

4. Using On-Screen Menu
62
[AUDIO]
Turning Up or Down Sound
Adjusts the volume of the projector speaker and AUDIO OUT (Stereo Mini Jack).
TIP:
• When no menus appear, the ◀ and ▶ buttons on the projector cabinet and the VOL. +/− buttons on the remote control work as
a volume control. (→ page 32)