Service setups
HS Series D13 Service Manual
31
020-000892-03 Rev. 1 (12-2019)
6. Project the 256 Gray test pattern.
7. To ensure normal and sufficient color levels, set up the color index value by pressing the
Left
or
Right
button.
I/O port function test
Always perform the I/O port function test after repairing the main board, the light engine, or
upgrading the scalar firmware. If the performance is not normal, replace the main board or I/O
board (see
Replacing the main board and media board
on page 99, and
page 104 ).
Running a VGA port performance test
To perform the VGA port performance test, complete the following steps.
1. Connect the projector and video generator using a VGA cable.
2. Switch the signal source to
VGA
.
The image of video generator should be projected.
ID
Part name
Description
1
Test equipment
Video generator
2
Test signal
1920 x 1200 @60Hz General-1
3
Inspection item
VGA port performance test
4
Inspection distance
1.8 to 2.2 m
5
Criteria
No abnormal color performance, line distortion, or noise exist on the screen
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