ViewSonic Pro8400 Series VS13647 Service Manual page 40

(6) Front and Rear infrared sensor
Device
Test Equipment
Test method
(7) Brightness measurements
Test items
Test Equipment
Test method
Criteria
(8) Cosmetic standard for repaired projector
Follow cosmetic standard for repair center.
ViewSonic Corporation
6. Adjust focus ring to make resolution of 4 corners and center
are balanced.
7. Check the characters should be recognized easily.
Front and Rear infrared
Remote controller
1. Cover front sensor and operate remote controller to test rear
sensor
2. Cover rear sensor and operate remote controller to test front
sensor
Brightness measurements
Chroma automatic system (The alternative is CL -200)
Measure 9 points
Marketing spec 20% off
37
Confidential - Do Not Copy
Pro8400