Sony SAL55200 Service Manual ▷ View online
4-3
SAL55200-2 (DT 4-5.6/55-200 SAM) (DT 55-200mm F4-5.6 SAM)
4-1-2. Adjustment Flow Chart
Check/Adjustment Order
END
OK
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
OK
NG
OK
OK
Use the finished inspection
jig only when confirming.
jig only when confirming.
1
2
Electricity System
(Finished Inspection JIG )
(Finished Inspection JIG )
Aperture Diameter
Adjustment
Adjustment
Section 4-2-2
Optical System
Aperture Diameter Check
Section 4-2-1
Projective Resolving
Power Check
Section 4-4-1
Focus-Shift
(spherical aberration) /
⊿SB Check
Section 4-6-1, 4-9-3
Write
⊿SB
(Finished Inspection JIG )
Section 4-9-3
Take a picture of chart
(Depth area of image-formation)
/Lens Performance Check
Replace of effective lens
(Amount of spherical aberration)
(Note)
Focus-shift
(Focal Length) Adjustment
(Focal Length) Adjustment
Section 4-5-2
Adjustment Parts:
1st Lens Adjustment Washer
1st Lens Adjustment Washer
Zoom Brush Position
Check/Adjustment
Check/Adjustment
Section 4-8
Focus Brush Position
Check/Adjustment
Check/Adjustment
Section 4-7
(Note) Effective lens of amount of
spherical aberration
The lens assembly is replaced in order of the following.
(1) A-1368-096-A : First Lens Barrel Assy
(2) A-1704-667-A : Semi Barrel Assy
(2) A-1704-667-A : Semi Barrel Assy
Flange Back (f'F) Check
Section 4-5-1
Flange Back (f 'F)
Adjustment
Adjustment
Section 4-5-2
Adjustment Parts:
Back Adjustment Washer
Back Adjustment Washer
Focus-Shift
(Focal Length) Check
Section 4-5-1
(1)
(2)
Curvature of field
Adjustment
Adjustment
Adjustment Parts:
G10-11 Adjustment Washer
G10-11 Adjustment Washer
Projective Resolving
Power Adjustment
Power Adjustment
Section 4-4-2
Partial Blur Adjustment
Adjustment Parts:
6U 2.6 X 2.5C3C
6U 2.6 X 2.5C3C
Optical Axis Adjustment
Section 4-3-2
4th Lens barrel-B Assy
Position Adjustment
Position Adjustment
Optical Axis Check
Section 4-3-1
NG
NG
(1)First Lens
Barrel Assy
(A-1368-096-A)
Barrel Assy
(A-1368-096-A)
(2)Semi Barrel Assy
(A-1704-667-A)
(A-1704-667-A)
4-4
SAL55200-2 (DT 4-5.6/55-200 SAM) (DT 55-200mm F4-5.6 SAM)
4-2.
APERTURE DIAMETER CHECK/ADJUSTMENT
Equipment (Only the specific equipment is listed)
• Adhesive bond (B-10)
4-2-1. Aperture Diameter Check
1. Checking Method
1)
Perform “LENS GENERAL ADJUSTMENT GUIDE 2. APERTURE DIAMETER CHECK”
Specification: Aperture error = 0 to
±
20 (WIDE end: 55mm)
2)
If the aperture error does not meet the specification, perform “4-2-2. Aperture Diameter Adjustment”
4-1-2. Adjustment Flow Chart
4-5
SAL55200-2 (DT 4-5.6/55-200 SAM) (DT 55-200mm F4-5.6 SAM)
4-2-2. Aperture Diameter Adjustment
1. Preparations
1)
Remove the rear light shield barrel.
2)
Set the zoom ring at the WIDE end position.
3)
Move the preset lever to set the preset ring at the open aperture position.
Fig.4-2-1
Fig.4-2-2
Rear Light Shield Barrel
Preset Lever
Open aperture
position
position
4-6
SAL55200-2 (DT 4-5.6/55-200 SAM) (DT 55-200mm F4-5.6 SAM)
2. Adjusting Method
1)
Loosen a little two screws and move them right and left so that the function lever of the preset ring can be moved right and left.
2)
Move the two screws while seeing the lights from the rear lens element side, and tighten two screws at the point where the diaphragm
blades are hidden into the edge completely.
Fig.4-2-3
3)
Perform “4-2-1. Aperture Diameter Check’, and repeat steps 1) to 2) until the aperture error is within the specification.
4)
After finishing the adjustment, apply the bond (B-10) to the heads of two screws tightened in step 2).
Two Screws
Apply the adhesive
bond (B-10)
bond (B-10)
4-1-2. Adjustment Flow Chart
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