BenQ PB6100 Service Manual page 90

3. ACCEPTANCE REQUIREMENTS
3.1 Conditions of Acceptance
All DMD image quality defects must be determined under the folloeing projected
image test conditions :
a. Projector degamma shall be linear.
b. Projector error diffusion shall be "off ".
c. Projector brightness and contrast settings shall be set to nominal.
d. The diagonal size of the projected image shall be a minimum of 60 inches.
e. The projection screen shall be 1X gain.
f. The image shall be in focus during all Table 1 tests.
g. The projected image shall be inspected from an 8 feet minimum viewing distance.
3.2 Test Sequence
Tests shall be run in the sequence listed in Table 1
TABLE 1.
SEQ TEST
#
1 Major Dark
Blemish
2 Major Light
Blemish
3 Eyecatcher
Streaks
Image Quality Specification
SCREEN
Two Zone 1. No blemish will be darker than Microsoft Blue
Blue 60
2. <=2 blemishes in the Non-Critical Zone
3. No blemish will be >1/2" long / diameter
Two Zone 1. No blemish will be lighter than Microsoft Gray
Gray 10
2. <=2 blemishes in the Non Critical Zone
3. No blemish will be > 1/2" long / diameter
Gray 10 1. No eyecatcher will be lighter than Microsoft Gray
10
Blue 60 1. No streaks
Gray 10
White
ACCEPTANCE CRITERIA
60 in the Critical Zone
10 in the Critical Zone
90