SAL28F28 - Sony Digital Camera Service Manual (repair manual). Page 21

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3-2
SAL28F28 (2.8/28) (28mm F2.8)
3-1-2.
REAR LENS BLOCK
, HELICOID UNIT AND 
APERTURE OPERATE BLOCK
DISASSEMBLY
Ref. No.
Part No.
Description
51
2-684-066-01 TAPPING SCREW 1.7 M1.7 X 4.0
52
A-1197-688-A DIAGRAM (MAIN FLEXIBLE UNIT)
53
2-684-064-01 SCREW M1.4 X2.2
54
2-691-904-01 TUBE (REAR LIGHT SHIELD BARREL)
55
2-684-065-01 GROUND SPRING
56
A-1212-862-A BLOCK, LENS MOUNT RIVETING
57
2-687-685-01 SCREW M2.0 X 4.0
58
2-684-244-01 STOPPER SCREW
59
2-691-960-01 MAIN SPRING
60
2-691-959-01 RING (PRESET RING)
61
2-684-234-01 PRESET RING HOLDING PLATE
Ref. No.
Part No.
Description
62
2-685-022-01 COUPLER
63
2-684-731-01 SCREW M1.6 X3.5
64
2-693-093-01 LINEAR GUIDE KEY
65
2-685-018-01 HOLD SCREW
66
A-1215-252-A HELICOID UNIT
67
A-1197-684-A
APERTURE OPERATE PLATE UNIT
68
A-1197-686-A
APERTURE BLADE UNIT
69
2-693-070-01 APERTURE UNIT HOLDING RING
70
2-693-097-01 APERTURE UNIT HOLDING SPRING
71
2-887-835-01
FLEXIBLE SET TAPE
72
A-1206-283-A BLOCK, LENS MOUNT
57
57
51
(See Page 3-3.) 
52
53
71
71
53
54
55
56
59
58
60
61
67
62
68
63
63
69
64
64
70
65
66
72
Ver. 1.2  2007.10
The changed portions from
Ver. 1.1 are shown in blue.
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