Sony SAL70200G (serv.man2) Service Manual ▷ View online
1-4
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
1-5-2. Zoom Trouble
NG
OK
OK
OK
OK
Function NG
Position NG
Check the position
and deformation
at the tip of
the zoom brush.
Adjust the position, or
replace the zoom brush.
Check board pattern
of the zoom flex pattern.
Clean the board pattern
of zoom flex pattern.
Zoom trouble
Replace the zoom encoder
flexible.
Perform the
zoom brush position
check/adjustment.
(See page 5-32.)
NG
NG
NG
NG
END
OK
Disassembly and check
the zoom relation parts.
the zoom relation parts.
Replace the defective part
or apply the grease.
Check the operation
again.
1-5
SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)
Check the operation
again.
Replace the defective part
or apply the grease.
OK
NG
OK
OK
OK
OK
Function NG
Position NG
Focus trouble
Replace the defective part
or apply the grease.
Check the focus driving
tube block.
Check the lens unit assy.
NG
NG
NG
NG
NG
END
OK
Check the position
and deformation
at the tip of
the focus brush.
Check the position, or
replace the focus brush.
Check board pattern
of the focus flex pattern.
Clean the board pattern.
Replace the DV encoder
flexible PC board.
Perform the
focus brush position
check/adjustment and
pattern check.
(See page 5-35.)
1-5-3. Focus Trouble
2-1
SAL70200G (2.8/70-200 G) (70-200mm F2.8G)
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
Fixed screw
Fixed screw
Chip
Match the universal wrench
to the width of holes or notches.
to the width of holes or notches.
Universal wrench
Holes
When top of tip does not reach holes or notches because the fixed
screw becomes obstructive, replace the fixed screw to below.
+B 3X5 7-682-546-09
screw becomes obstructive, replace the fixed screw to below.
+B 3X5 7-682-546-09
2-2
SAL70200G (2.8/70-200 G) (70-200mm F2.8G)
2-1.
DISASSEMBLY
2-1-1. OUTER BARREL AND G3 RIVETING TUBE BLOCK
1
Tripod Washer Block
Tripod Mount Knob
Mount Index
Tripod Mount Friction Sheet
Screw
2
Switch Base Plate Block
3
Fixed Holding Tube Block
Zoom Ring
Friction Cloth
Friction Cloth
Outer Barrel
G1 Holder Ring
7
G1 Holding Rubber
G1 Lens
Removal of G1 holder ring:
Cut the tip of lens special fixture (chip A)
to meet the width of cut portion and use it.
Cut the tip of lens special fixture (chip A)
to meet the width of cut portion and use it.
Removal/Installation of 1 group ball frame tube block:
Using the G1 holder fixture (J-6082-671-A),
remove or install all of parts marked together.
Using the G1 holder fixture (J-6082-671-A),
remove or install all of parts marked together.
FOCUS-SHIFT
(BY ZOOMING)
ADJUSTMENT
(BY ZOOMING)
ADJUSTMENT
FOCUS-SHIFT ADJUSTMENT
(APERTURE (AMOUNT OF
SPHERICAL ABERRATION))
(APERTURE (AMOUNT OF
SPHERICAL ABERRATION))
EXPLODED VIEW
F
F
E
H
C
C
D
D
A
A
B
B
H
E
G
G
Rubber Sheet
HELP03
HELP03
4
DC-DC PC Board Unit
5
MM PC Board Block
8
1 Group Ball Frame Tube Block
6
DM PC Board Unit
Connection Flexible (B) Block
Polyester Tape
(Black) 10mm
(Black) 10mm
Polyester Tape
(Black) 10mm
(Black) 10mm
HELP07
HELP06
HELP05
HELP05
Connection Flexible (A) Block
HELP08
HELP09
HELP10
HELP10
HELP04
HELP02
HELP01
G1-2 Sheet
G2 Lens
G3 Riveting
Tube Block
Tube Block
Focus Point Movement
Adjustment Washer
Adjustment Washer
(See Page 2-3.)
(See Page 2-7.)
Ver. 1.4 2009.10
The changed portions from
Ver. 1.3 are shown in blue.
Ver. 1.3 are shown in blue.
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