Read Sony DSC-U20 (serv.man4) Service Manual online
DSC-U20
6-12
2.
Flange Back Adjustment
The inner focus lens flange back adjustment is carried out auto-
matically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
matically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
Preparations before adjustments:
1) Check that the center of Flange back adjustment chart meets
1) Check that the center of Flange back adjustment chart meets
the center of shot image screen.
2-1.
Flange Back Adjustment
Mode
CAMERA
Subject
Flange back adjustment chart
(2.0 m from the front of lens)
(Luminance: 300 to 400 lux)
(2.0 m from the front of lens)
(Luminance: 300 to 400 lux)
Measurement Point
Data of page: 6F, address: 24 and
3E
3E
Adjustment Page
6F
Adjustment Address
18 to 1D, 20 to 2B, 3E, 52 and 53
Specified value 1
00
Specified value 2
0A to 7F
Note 1:
Check that the data of page: 60, address: 02 is “00”. If
not, press the RESET switch at the bottom of the set us-
ing a thin and long pin.
not, press the RESET switch at the bottom of the set us-
ing a thin and long pin.
Adjusting method:
Order Page Address
Data
Procedure
1
Perform “Data setting
during camera system
adjustment”
(Refer to page 6-10)
during camera system
adjustment”
(Refer to page 6-10)
2
60
01
13
[Write]
3
60
01
15
[Write]
(Note 2)
4
60
02
[Read]
Check the data changes
to “01”.
to “01”.
5
6F
3E
[Read]
Check that the data
satisfied the specified
value 1.
satisfied the specified
value 1.
6
6F
24
[Read]
Check that the data
satisfied the specified
value 2.
satisfied the specified
value 2.
Note 2:
The adjustment data will be automatically input to page:
6F, address: 18 to 1D, 20 to 2B, 3E, 52 and 53.
6F, address: 18 to 1D, 20 to 2B, 3E, 52 and 53.
Processing after Completing Adjustment:
Order Page Address
Data
Procedure
1
60
01
00
[Write]
2
20
00
29
[Set]
3
20
01
29
[Write]
(Note 3)
4
Wait for 4 seconds.
5
Perform “Flange Back
Check”.
Check”.
Note 3:
At this time, the set is reset and the power is turns off
once and then on again. Accordingly, the message “Re-
ceive Packet Error” is displayed on the SEUS screen, and
the SEUS goes in “disconnect” state, but this is not a
trouble. Click
once and then on again. Accordingly, the message “Re-
ceive Packet Error” is displayed on the SEUS screen, and
the SEUS goes in “disconnect” state, but this is not a
trouble. Click
[Connect]
on the SEUS screen to restore
the “connected” state.
2-2.
Flange Back Check
Mode
CAMERA
Subject
Flange back adjustment chart
(2.0 m from the front of lens)
(Luminance: 300 to 400 lux)
(2.0 m from the front of lens)
(Luminance: 300 to 400 lux)
Measurement Point
Data of page: 6F, address: 15
Adjustment Page
6F
Adjustment Address
10 to 15
Specified value
00
Note 1:
Check that the data of page: 60, address: 02 is “00”. If
not, press the RESET switch at the bottom of the set us-
ing a thin and long pin.
not, press the RESET switch at the bottom of the set us-
ing a thin and long pin.
Checking method:
Order Page Address
Data
Procedure
1
“Flange Back Adjust-
ment” is completed.
ment” is completed.
2
00
01
01
[Set]
3
60
01
DD
[Write]
(Note 2)
4
60
02
[Read]
Check the data changes
to “01”.
to “01”.
5
6F
15
[Read]
Check that the data
satisfied the specified
value.
satisfied the specified
value.
Note 2:
The adjustment data will be automatically input to page:
6F, address: 10 to 15.
Processing after Completing Adjustment:
Order Page Address
Data
Procedure
1
60
01
00
[Write]
2
Release “Data setting
during camera system
adjustment”
(Refer to page 6-10)
during camera system
adjustment”
(Refer to page 6-10)
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