Sony DSC-T1 (serv.man2) Service Manual ▷ View online
6-15
DSC-T1
3. Flange Back Adjustment
The inner focus lens flange back adjustment is carried out
automatically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
automatically. In whichever case, the focus will be deviated during
auto focusing/manual focusing.
Mode
STILL (
)
Subject
Siemens star chart with ND filter for
the minipattern box (Note1)
the minipattern box (Note1)
Measurement Point
Data of page: 6F, address: 2E, 34
Measuring Instrument
Adjustment Page
6F
Adjustment Address
18 to 53
Specified value1
00
Specified value2
0A to 40
Note1:
Dark siemens star chart.
Note2:
If the data of page: 60, address: 02 is “01”, select page: 60, address:
01, and set data: 00.
01, and set data: 00.
Preparations:
1)
1)
The minipattern box is installed as shown in the following
figure.
figure.
Note:
The attachment lenses are not used.
2)
Install the minipattern box so that the distance between it and
the front of the lens of the camera is less than 3cm.
the front of the lens of the camera is less than 3cm.
3)
Make the height of the minipattern box and the camcorder equal.
4)
Check that the output voltage of the regulated power supply is
the specified voltage.
the specified voltage.
5)
Check that at both the zoom lens TELE end and WIDE end,
the center of the siemens star chart and center of the exposure
screen coincide.
the center of the siemens star chart and center of the exposure
screen coincide.
Specified voltage:
The specified voltage varies according to the minipattern box, so
adjust the power supply output voltage to the specified voltage
written on the sheet which is supplied with the minipattern box.
The specified voltage varies according to the minipattern box, so
adjust the power supply output voltage to the specified voltage
written on the sheet which is supplied with the minipattern box.
Data setting when the lens device is replaced:
Note3:
Perform this data setting only when the lens device is replaced.
Order Page Address Data
Procedure
1
00
01
01
Set the data.
2
6F
3E
FF
Set the data.
Adjusting method:
Order Page Address Data
Procedure
1
Check that “1. Data Setting
during Camera System
Adjustments” is performed.
during Camera System
Adjustments” is performed.
2
60
01
13
Set the data.
3
Wait for 1sec.
4
60
01
27
Set the data.
5
Wait until the movement of the
lens stops.
lens stops.
6
60
02
Read the data, and check it is “01”.
(Note4)
(Note4)
7
6F
3E
Read the data, and check it
satisfies the specified value 1.
satisfies the specified value 1.
8
6F
3F
Read the data, and check it
satisfies the specified value 1.
satisfies the specified value 1.
9
6F
24
Read the data, and check it
satisfies the specified value 2.
satisfies the specified value 2.
Note4:
The adjustment data will be automatically input to page: 6F,
address: 18 to 53
address: 18 to 53
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
60
01
00
Set the data.
2
Turn off the power and turn on
again.
again.
3
Perform “Flange Back Check”.
4
If finish the camera system
adjustments, release the data
setting.
(See “1. Data Setting during
Camera System Adjustments”.)
adjustments, release the data
setting.
(See “1. Data Setting during
Camera System Adjustments”.)
Minipattern box
Below 3 cm
Camera
Camera
table
Red (+)
Black (–)
Yellow (SENS +)
White (SENS –)
Black (GND)
Need not connected
Regulated power supply
Output voltage : Specified voltage
±
0.01Vdc
Output current : more than 3.5A
Fig.6-1-10.
6-16
DSC-T1
4. Flange Back Check
Mode
STILL (
)
Subject
Siemens star
(1.0 m from the front of the lens)
(Luminance : 200 to 400 lux)
(1.0 m from the front of the lens)
(Luminance : 200 to 400 lux)
Measurement Point
Check operation on TV monitor
(under scan mode)
(under scan mode)
Measuring Instrument
Specified Value
The lens is focused.
Switch setting:
ZOOM ........................................................................... TELE end
ZOOM ........................................................................... TELE end
MACRO (
) ......................................................................... OFF
Checking method:
Order Page Address Data
Procedure
1
Turn off the power and turn on
again
again
2
Place the siemens star 1.0 m from
the front of the lens.
the front of the lens.
3
Shoot the siemens star with the
zoom TELE end.
zoom TELE end.
4
60
8C
30
Set the data.
5
Observe the TV monitor and
check that the lens is focused.
check that the lens is focused.
6
60
2C
01
Set the data.
7
Press the ZOOM WIDE button
and check that zoom operation is
normal.
and check that zoom operation is
normal.
8
Shoot the Siemens star with the
zoom WIDE end.
zoom WIDE end.
9
Observe the TV monitor and
check that the lens is focused.
check that the lens is focused.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
60
8C
00
Set the data.
6-17
DSC-T1
5. Picture Frame Setting
Mode
STILL (
)
Subject
Color bar chart and clear chart
(Standard picture frame)
About 30cm from the front of the lens
(Standard picture frame)
About 30cm from the front of the lens
Measurement Point
Video terminal of A/V OUT jack of
the cradle
the cradle
Measuring Instrument
Oscilloscope and TV monitor
Specified Value
A=C=B/2, E=F
Switch setting:
ZOOM ........................................................................... WIDE end
ZOOM ........................................................................... WIDE end
MACRO (
) .......................................................................... ON
SCENE (Menu setting) ........................................................ AUTO
Setting method:
Order Page Address Data
Procedure
1
Turn off the power and turn on
again
again
2
Shoot the color bar chart with
the zoom WIDE end.
the zoom WIDE end.
3
Adjust the direction and distance
between the pattern box and
camera, and set the picture frame
to the specified position.
between the pattern box and
camera, and set the picture frame
to the specified position.
4
Perform “1. Data Setting during
Camera System Adjustments”.
Camera System Adjustments”.
5
Remove the color bar chart and
set the clear chart.
set the clear chart.
6
Check that the whole of the screen
is white. If not, adjust the direction
and distance slightly.
is white. If not, adjust the direction
and distance slightly.
7
10
44
Read the data, and this data named
YH.
YH.
8
10
45
Read the data, and this data named
YL.
YL.
9
Perform the following
adjustments.
adjustments.
How to reset the zoom and focus when they deviated:
If the zoom and focus deviated due to some reason reset them in the
following method.
If the zoom and focus deviated due to some reason reset them in the
following method.
Order Page Address Data
Procedure
1
60
90
00
Set the data.
2
60
91
00
Set the data.
3
60
92
YL
Set the data. Note
4
60
93
YH
Set the data. Note
5
60
01
79
Set the data.
6
Wait until the movement of the
lens stops.
lens stops.
7
60
07
Read the data, and check it is “01”.
8
60
01
00
Set the data.
Note:
YH and YL are the data read in the “Setting method”.
Check on an oscilloscope
1. Horizontal period
Fig. 6-1-11.
2. Vertical period
Fig. 6-1-12.
Check on the monitor TV (Underscanned mode)
Fig. 6-1-13.
E=F
V
E
F
Color bar chart picture frame
Effective picture frame
A
B
C
B
A
C
A = C =
B
2
2
6-18
DSC-T1
6. F No. Compensation
Adjusted the dispersion of the iris to every to every F number, and
compensate the exposure.
compensate the exposure.
Mode
STILL (
)
Subject
Clear chart (Standard picture frame)
Measurement Point
Data of page: 6F, address: 6B
Measuring Instrument
Adjustment Page
6F
Adjustment Address
60 to 64, 6B to 6D
Specified value
00
Note1:
If the data of page: 60, address: 02 is “01”, select page: 60, address:
01, and set data: 00.
01, and set data: 00.
Switch setting:
ZOOM ........................................................................... WIDE end
ZOOM ........................................................................... WIDE end
Adjusting method:
Order Page Address Data
Procedure
1
Check that “1. Data Setting during
Camera System Adjustments” is
performed.
Camera System Adjustments” is
performed.
2
Check the picture frame. If
deviated, perform “5. Picture
Frame Setting”.
deviated, perform “5. Picture
Frame Setting”.
3
60
01
BB
Set the data.
4
Wait for 20 sec.
5
60
02
Read the data, and check it is “01”.
(Note2)
(Note2)
6
6F
6B
Read the data, and check it
satisfies the specified value.
satisfies the specified value.
Note2:
The adjustment data will be automatically input to page: 6F,
address: 60 to 64, 6B to 6D.
address: 60 to 64, 6B to 6D.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
60
01
00
Set the data.
2
If finish the camera system
adjustments, release the data
setting.
(See “1. Data Setting during
Camera System Adjustments”.)
adjustments, release the data
setting.
(See “1. Data Setting during
Camera System Adjustments”.)
7. Mechanical Shutter Adjustment
Adjust the dispersion of the opening/closing time and the closing
loss rate of the mechanical shutter. and compensate the exposure.
loss rate of the mechanical shutter. and compensate the exposure.
Mode
STILL (
)
Subject
Clear chart (Standard picture frame)
Measurement Point
Data of page: 6F, address: 6B
Measuring Instrument
Adjustment Page
6F
Adjustment Address
6B to 6D, B8 to D7
Specified value
00
Note1:
If the data of page: 60, address: 02 is “01”, select page: 60, address:
01, and set data: 00.
01, and set data: 00.
Switch setting:
ZOOM ........................................................................... WIDE end
ZOOM ........................................................................... WIDE end
Adjusting method:
Order Page Address Data
Procedure
1
Check that “1. Data Setting during
Camera System Adjustments” is
performed.
Camera System Adjustments” is
performed.
2
Check the picture frame. If
deviated, perform “5. Picture
Frame Setting”.
deviated, perform “5. Picture
Frame Setting”.
3
60
01
AD
Set the data.
4
Wait until the movement of the
shutter stops.
shutter stops.
5
60
02
Read the data, and check it is “01”.
(Note2)
(Note2)
6
6F
6B
Read the data, and check it
satisfies the specified value.
satisfies the specified value.
Note2:
The adjustment data will be automatically input to page: 6F,
address: 6B to 6D, B8 to D7.
address: 6B to 6D, B8 to D7.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
60
01
00
Set the data.
2
If finish the camera system
adjustments, release the data
setting.
(See “1. Data Setting during
Camera System Adjustments”.)
adjustments, release the data
setting.
(See “1. Data Setting during
Camera System Adjustments”.)
Click on the first or last page to see other DSC-T1 (serv.man2) service manuals if exist.