Optoma EP1690 Service Manual page 46

No Step
Screen
Uniformity
6
Light Leak
7
Specification
Should be
compliant with
60%. (Minimum)
The unit can't
accept the leak-
age is brighter
than Gray 0
pattern
Procedure
- Test Signal:
024x768@60Hz
- Test Pattern: Full White
Pattern & Full Black
Pattern
- Please check and ensure
the unit is under the spec.
- Please check and see if
it's in normal condition
- If not, please return the
unit to repair area
- Test Signal:
024x768@60Hz
- Test Pattern: Gray 0
Pattern
- Please check and see if
the light leaks *Note
- The unit cannot accept
the leakage is brighter
than Gray 0 Pattern
Note:
Light leak on reflective
edge, eyecatcher, bond
wires and exposed metal.
4-4
Photo
EP690 / OP280 / OP40