SAL1118 — Sony Digital Camera Service Manual (repair manual). Page 6

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1-3
SAL1118 (4.5-5.6/11-18) (DT 11-18mm F4.5-5.6)
1-5.
TROUBLESHOOTING
1-5-1. Aperture Trouble
NG
Check operation of
the preset ring.
Replace the mount assy.
Replace the mount assy.
Perform the aperture 
diameter adjustment.
(See page 4-7.)
Perform the aperture
diameter check.
(See page 4-4.)
NG
Check operation
of the diaphragm.
OK
OK
OK
Function NG
F No. NG
Aperture trouble
Replace the lens assy
with diaphragm.
NG
NG
NG
END
OK
Perform the aperture 
diameter check.
(See page 4-4.)
1-4
SAL1118 (4.5-5.6/11-18) (DT 11-18mm F4.5-5.6)
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 main pcb
assy.
Perform the 
zoom brush position
check/adjustment.
(See page 4-17.)
NG
NG
NG
NG
END
OK
Disassembly and check
the zoom relation parts.
Replace the defective part
or apply the grease.
Check the operation
again.
1-5
SAL1118 (4.5-5.6/11-18) (DT 11-18mm F4.5-5.6)
1-5-3. Focus Trouble
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 coupler and
gear shaft of the rear
lens barrel assy.
Check the focus gear
barrel and
focus coupling barrel.
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 main pcb
assy.
Perform the 
 focus brush position
check/pattern check.
(See page 4-19.)
2-1
SAL1118 (4.5-5.6/11-18) (DT 11-18mm F4.5-5.6)
2. DISASSEMBLY
Cut and remove the part of gilt 
which comes off at the point.
(Be careful or some 
pieces of gilt may be left inside) 
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.
How to Use
Attach the chip-A or chip-B to the universal wrench.
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
Chip-A for 
universal wrench:
J-6082-609-1
Chip-B for 
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.
Universal wrench
Holes
2-2
SAL1118 (4.5-5.6/11-18) (DT 11-18mm F4.5-5.6)
2-1.
DISASSEMBLY
2-1-1. REAR LIGHT SHIELD BARREL, MOUNT SET AND REAR LENS BARREL ASSY
B
A
B
A
HELP01
HELP02
HELP03
HELP08
HELP06
HELP05
HELP04
HELP07
EXPLODED VIEW
(See Page 2-3.) 
Focus Rubber
Rear Lens Barrel Assy
Gear Base Plate Assy
Decorating Ring
1st Lens Barrel Assy
Filter Screw Frame
Main PCB Assy
Zoom Rubber
Rear Light
Shield Barrel
Mount Assy
Back Adjustment Washer (T=0.03mm)
FLANGE BACK (f F) ADJUSTMENT
FOCUS-SHIFT ADJUSTMENT
APERTURE
DIAMETER
ADJUSTMENT
ZOOM BRUSH POSITION ADJUSTMENT/
PATTERN CHECK

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