Sony SAL24105 Service Manual page 8

1-5-3. Focus Trouble
Replace the defective part
or apply the grease.
SAL24105 (3.5-4.5/24-105) (24-105mm F3.5-4.5)
Function NG
Check the AF coupler
NG
and gear shaft of the
gear (C, D) block
OK
Check the focus cam
tube and focus joint tube.
NG
Replace the defective part
or apply the grease.
NG
Check the operation
again.
OK
Focus trouble
Check the position, or
replace the focus brush.
OK
Clean the board pattern.
1-5
Position NG
Check the position
NG
and deformation
at the tip of
the focus brush.
OK
NG
Check board pattern
of the focus flex pattern.
OK
Replace the main flexible
PC board block.
Perform the
focus brush position
check/adjustment and
pattern check.
(See page 4-38.)
OK
END
NG