ViewSonic PJ678 User Manual

17ViewSonic PJ678
Focus ring
Zoom ring
Adjusting the Projector Zoom and Focus
1. Focus the image by rotating the focus ring. A still image is recommended for
focusing.
2. Adjust the image by rotating the zoom ring. Rotate to the right to reduce the
image.
Rotate to the left to enlarge the image.

ViewSonic PJ678 Specifications

General

Contrast Ratio	2000:1
Display Technology	DLP
Zoom Ratio	1.2x
Aspect Ratio	4:3 (Native), 16:9 (Compatible)
Resolution	1024 x 768
Projection Distance	1.2m - 10m
Projection Size	30 - 300 inches
Lamp Type	UHP
Input Connectors	Composite, S-Video