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14
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2. REPAIR WORKS
2-1 Inspection
Unit
No.
Item
Checking method and judgment
Adjustment and
repair methods
Tools and tool
No.
SR-52
(1)
Shift of screen
center
Project the
φ
0.2 aperture on the test
bar and measure with the focus
positioning tool. [
±
1mm in up/
down/right/left]
Positioning of
optical axis for
SR-52
Focus position-
ing tool
(2)
Blurring of
photographic
image
Project the
φ
10 aperture on the test
bar and use the focus positioning
tool to observe the focus of the
scale line and test bar surface.
Focusing for
SR-52
Focus position-
ing tool
SR-53
(1)
Shift of screen
center
Project the
φ
0.2 aperture on the test
bar and measure with the focus
positioning tool. [
±
1mm in up/
down/right/left]
Positioning of
optical axis for
SR-53
Focus position-
ing tool
(2)
Blurring of
photographic
image
Project the
φ
10 aperture on the test
bar and use the focus positioning
tool to observe the focus of the
scale line and test bar surface.
Focusing for
SR-53
Focus position-
ing tool
DC-1
(1)
Shift of cam-
era center
Project the
φ
0.2 aperture on the test
bar and check by taking a photo-
graph.
Replacement of
the unit
____
(2)
Blurring of
camera
Project the
φ
10 aperture on the test
bar and observe the focus by taking
a photograph.
____
1
1
1
1
P-SLD_OPTION-0-0308-14