Sony SAL135F28 Service Manual ▷ View online
1-3
SAL135F28 (STF 2.8(T4.5)/135) (135mm F2.8 [T4.5] STF)
1-5.
TROUBLESHOOTING
1-5-1. Aperture Trouble
Ver 1.2 2007.01
NG
NG
OK
OK
OK
NG
NG
NG
NG
OK
NG
OK
Check operation of
the preset ring.
Replace the
defective part.
Check operation of the
preset ring, and replace
the defective part.
Perform the aperture
diameter adjustment.
(See page 4-17.)
Perform the aperture
diameter check.
(See page 4-13.)
Check the iris
operation of iris
control block.
Function NG
F No. NG
Aperture trouble
Replace the defective part.
Replace the defective part.
END
Perform the aperture
diameter check.
(See page 4-13.)
Replace the
defective part.
A aperture
M aperture
Check operation of
the M aperture
operation ring.
Check the iris
operation of M iris
control block.
1-4
SAL135F28 (STF 2.8(T4.5)/135) (135mm F2.8 [T4.5] STF)
1-5-2. Focus Trouble
NG
OK
OK
OK
OK
NG
NG
NG
NG
OK
Check the operation
again.
Replace the defective part
or apply the grease.
Function NG
Position NG
Focus trouble
Check the distance
scale tube, focus ring,
fixed sleeve, and
2 group move
frame block.
END
Check pattern
of the main flexible unit.
Clean the pattern of the
main flexible unit.
Replace the
main flexible unit.
Check the position of
contact piece and
deformation of terminal
of brush
(for focus ring).
Adjust the position of contact
piece of brush (for focus ring),
or replacethe brush
(for focus ring).
Perform the focus
brush position
adjustment and
pattern check.
(See page 4-33.)
2-1
SAL135F28 (STF 2.8(T4.5)/135) (135mm F2.8 [T4.5] STF)
Cut and remove the part of gilt
which comes off at the point.
(Be careful or some
pieces of gilt may be left inside)
which comes off at the point.
(Be careful or some
pieces of gilt may be left inside)
2. DISASSEMBLY
NOTE FOR REPAIR
• Make sure that the flat cable and flexible board are not cracked of bent at the terminal.
Do not insert the cable insufficiently nor crookedly.
• When remove a connector, dont’ pull at wire of connector. It is possible that a wire is snapped.
• When installing a connector, dont’ press down at wire of connector.
It is possible that a wire is snapped.
• Do not apply excessive load to the gilded flexible board.
UNIVERSAL WRENCH
In case of the following notches or holes are located in the lens block, etc during disassembling/
assembling the lens, Use the universal wrench.
assembling the lens, Use the universal wrench.
How to Use
Attach the chip-A or chip-B to the universal wrench.
For the notches: chip-A
For the holes:
For the notches: chip-A
For the holes:
chip-B
Match the universal wrench to the holes or notches of the lens block, etc.
Notches
Holes
Universal wrench
J-6082-609-A
J-6082-609-A
Chip-A for
universal wrench:
J-6082-609-1
universal wrench:
J-6082-609-1
Chip-B for
universal wrench:
J-6082-609-2
universal wrench:
J-6082-609-2
Notches
Chip-A
Chip-A
Chip-B
Chip-B
Chip
Chip
Match the universal wrench
to the width of holes or notches.
to the width of holes or notches.
Universal wrench
Holes
Ver 1.2 2007.01
2-2
SAL135F28 (STF 2.8(T4.5)/135) (135mm F2.8 [T4.5] STF)
2-1.
DISASSEMBLY
2-1-1. FILTER FRAME AND LENS MOUNT RIVETING BLOCK
EXPLODED VIEW
(See Page 2-3.)
(See Page 2-5.)
Lens Mount Riveting Block
HELP03
4
Rear Light
Shield Barrel
Shield Barrel
6
Light
Shield Tube
Shield Tube
3
Screws
x
2
HELP02
HELP01
2
Filter Frame
HELP04
5
Lens Mount
Riveting Block
Riveting Block
HELP05
7
2 Group
Lens Block
Lens Block
(See Page 2-5.)
1
1 Group
Lens Block
Lens Block
HELP04
B
B
FLANGE BACK
ADJUSTMENT
ADJUSTMENT
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