Sony HDR-FX7 / HDR-FX7E (serv.man5) Service Manual ▷ View online
6-39
HDR-FX7/FX7E_ADJ
9.
Flange Back Check (Using the Siemens star)
Subject
Siemens star
(2.0 m from the front of the lens)
(Luminance: approx. 200 lux)
(2.0 m from the front of the lens)
(Luminance: approx. 200 lux)
Measurement Point
Check operation on monitor TV
Measuring Instrument
Specified value
Focused at the TELE end and WIDE
end
end
Note 1:
Check that the data of page: 0, address: 10 is “00”.
Switch setting
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) REC FORMAT (Menu setting) ............................. HDV1080i
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) REC FORMAT (Menu setting) ............................. HDV1080i
Note 2:
When the auto focus is ON, the lens can be checked if it
is focused or not by observing the data on the page: 1 of
the adjusting remote commander.
is focused or not by observing the data on the page: 1 of
the adjusting remote commander.
1 : 00 : XX
Odd: Focused
Even: Unfocused
Even: Unfocused
Preparations before adjustments:
1) Place the Siemens star 2.0 m from the front of the lens.
2) To open the IRIS, decrease the luminous intensity to the Si-
1) Place the Siemens star 2.0 m from the front of the lens.
2) To open the IRIS, decrease the luminous intensity to the Si-
emens star up to a point before noise appear on the image.
Checking method:
Order Page Address Data
Procedure
1
6
40
01
2
6
41
01
3
6
4D
40
4
Shoot the Siemens star with
the zoom TELE end.
the zoom TELE end.
5
Turn on the auto focus.
6
0
03
0F
7
1
Check that the lens is
focused. (Note 2)
focused. (Note 2)
8
6
21
10
9
Shoot the Siemens star with
the zoom WIDE end.
the zoom WIDE end.
10
Observe the TV monitor and
check that the lens is
focused.
check that the lens is
focused.
Processing after Completing Adjustment:
Order Page Address Data
Procedure
1
6
21
00
2
6
40
00
3
6
41
00
4
6
4D
40
5
0
03
00
8.
Flange Back Check
(Using the flange back adjustment jig)
(Using the flange back adjustment jig)
Subject
Flange back adjustment jig
(Luminance: approx. 200 lux)
(Luminance: approx. 200 lux)
Measurement Point
Check operation on monitor TV
Measuring Instrument
Specified value
Focused at the TELE end and WIDE
end
end
Note:
Check that the data of page: 0, address: 10 is “00”.
Switch setting
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) REC FORMAT (Menu setting) ............................. HDV1080i
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) REC FORMAT (Menu setting) ............................. HDV1080i
Preparations before adjustments:
1) Install the flange back adjustment jig so that the distance be-
1) Install the flange back adjustment jig so that the distance be-
tween it and the front of lens of camera is less than 3 cm.
2) To open the IRIS, decrease the luminous intensity to the chart
of the flange back adjustment jig up to a point before noise
appear on the image. (approx. 200 lux)
appear on the image. (approx. 200 lux)
3) Check that the center of chart meets the center of shot image
screen with the zoom lens at TELE end and WIDE end respec-
tively.
tively.
Checking method:
Order Page Address Data
Procedure
1
6
40
01
2
6
41
01
3
6
4D
40
4
Shoot the chart with the
zoom TELE end.
zoom TELE end.
5
6
2C
02
6
Check that the lens is
focused.
focused.
7
Shoot the chart with the
zoom WIDE end.
zoom WIDE end.
8
Check that the lens is
focused.
focused.
Processing after Completing Adjustment:
Order Page Address Data
Procedure
1
6
2C
00
2
6
40
00
3
6
41
00
4
6
4D
00
6-40
HDR-FX7/FX7E_ADJ
10. Optical Axis Adjustment
Correct a deviation of optical axis between the lens and the imager.
If deviated, the screen center will be shifted when the lens is zoomed
from TELE end to WIDE end.
If deviated, the screen center will be shifted when the lens is zoomed
from TELE end to WIDE end.
Note 1:
Perform this adjustment only when replacing the lens
block. When the microprocessor, circuit etc. is damaged,
don't perform this adjustment but check the optical axis.
block. When the microprocessor, circuit etc. is damaged,
don't perform this adjustment but check the optical axis.
Note 2:
When performing this adjustment, place the camcorder
on a level place, and take care not to move the camcorder
during the adjustment.
on a level place, and take care not to move the camcorder
during the adjustment.
Switch setting
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) FOCUS ................................................................... MANUAL
4) STEADY SHOT (Menu setting) ..................................... OFF
5) TV TYPE (Menu setting) ............................................... 16 : 9
1) POWER ......................................................... CAMERA mode
2) ND FILTER ...................................................................... OFF
3) FOCUS ................................................................... MANUAL
4) STEADY SHOT (Menu setting) ..................................... OFF
5) TV TYPE (Menu setting) ............................................... 16 : 9
6-41
HDR-FX7/FX7E_ADJ
10-1. Optical Axis Adjustment (1)
Subject
Pattern A
(1.2 m from the front of lens)
Measurement Point
Video terminal of A/V jack
Measuring Instrument
Oscilloscope (V period)
Adjustment Page
7F (Note 1)
Adjustment Address
50, 51
Note 1:
If reading/writing data on pages 7F, set data: 07 to page:
0, address: 10, and then select pages: F. By this data set-
ting, the pages 7F can be selected.
After the data reading/writing finished, return the data
on page: 0, address: 10 to “00”.
0, address: 10, and then select pages: F. By this data set-
ting, the pages 7F can be selected.
After the data reading/writing finished, return the data
on page: 0, address: 10 to “00”.
Fig. 6-1-9
Fig. 6-1-10
Pattern A
A0 size (841 x 1189 mm)
Black
White
White
25 mm
SV1 or SV1’
SV2 or SV2’
SV3 or SV3’
When the zoom at TELE end: SV1, SV2, SV3 (msec)
When the zoom at WIDE end: SV1’, SV2’, SV3’ (msec)
When the zoom at WIDE end: SV1’, SV2’, SV3’ (msec)
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
6
40
01
3
0
10
07
F
4
(7F)
50
00
Press PAUSE (Write) button.
F
5
(7F)
51
00
Press PAUSE (Write) button.
6
Set the zoom to TELE end,
and shoot the pattern A.
and shoot the pattern A.
7
Adjust the focus.
8
Measure the SV1 (msec),
SV2 (msec) and SV3
(msec).(Fig. 6-1-10)
SV2 (msec) and SV3
(msec).(Fig. 6-1-10)
9
Set the zoom to WIDE end,
and shoot the pattern A.
(Note 2)
and shoot the pattern A.
(Note 2)
10
Adjust the focus. (Note 2)
11
Measure the SV1’ (msec),
SV2’ (msec) and SV3’
(msec).(Fig. 6-1-10)
SV2’ (msec) and SV3’
(msec).(Fig. 6-1-10)
12
Calculate D
50
, D
51
. (Note 3)
F
13
(7F)
50
D
50
Press PAUSE (Write) button.
F
14
(7F)
51
D
51
Press PAUSE (Write) button.
Note 2:
Using the adjustment remote commander (HOLD switch
in NOR position), operate the zoom and focus without
touching the camcorder.
in NOR position), operate the zoom and focus without
touching the camcorder.
Note 3:
Calculate D
50
and D
51
through the procedure given be-
low.
1) Calculate P using following equations. (decimal calculation)
P = (19.6
÷ 18.6) × (SV2 + SV3) ÷ (SV1 × 2) × 1080
– (1
÷ 18.6) × (SV2’ + SV3’) ÷ (SV1’ × 2) × 1080 – 540
2) Calculate V
adj
using following equations. (decimal calculation)
V
adj
= (P
÷ 1080) × 2214 ÷ 0.85 ÷ 0.1831
3) Convert V
adj
into 4-digit hexadecimal V
adj
’ (signed short type),
and assume higher-order 1byte as D
50
and lower-order 1byte
as D
51
.
If V
adj
is a positive value: Convert as it is.
e.g.: When V
adj
= 20
V
adj
’ = 0014
D
50
= 00, D
51
= 14
If V
adj
is a negative value: Add 65536 and then convert it.
e.g.: When V
adj
= –20
(–20) + 65536 = 65516
V
V
adj
’ = FFEC
D
50
= FF, D
51
= EC
Processing after Completing Adjustment:
Order Page Address Data
Procedure
1
0
10
00
2
6
40
00
3
0
01
00
6-42
HDR-FX7/FX7E_ADJ
10-2. Optical Axis Adjustment (2)
Subject
Pattern B
(1.2 m from the front of lens)
(1.2 m from the front of lens)
Measurement Point
Video terminal of A/V jack
Measuring Instrument
Oscilloscope (H period)
Adjustment Page
7F (Note 1)
Adjustment Address
52, 53
Note 1:
If reading/writing data on pages 7F, set data: 07 to page:
0, address: 10, and then select pages: F. By this data set-
ting, the pages 7F can be selected.
After the data reading/writing finished, return the data
on page: 0, address: 10 to “00”.
0, address: 10, and then select pages: F. By this data set-
ting, the pages 7F can be selected.
After the data reading/writing finished, return the data
on page: 0, address: 10 to “00”.
Fig. 6-1-11
Fig. 6-1-12
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
6
40
01
3
0
10
07
F
4
(7F)
52
00
Press PAUSE (Write) button.
F
5
(7F)
53
00
Press PAUSE (Write) button.
6
Set the zoom to TELE end,
and shoot the pattern B.
and shoot the pattern B.
7
Adjust the focus.
8
Measure the SH1 (
µsec), SH2
(
µsec) and SH3 (µsec). (Fig.
6-1-12)
9
Set the zoom to WIDE end,
and shoot the pattern B.
(Note 2)
and shoot the pattern B.
(Note 2)
10
Adjust the focus. (Note 2)
11
Measure the SH1’ (
µsec),
SH2’ (
µsec) and SH3’ (µsec).
(Fig. 6-1-12)
12
Calculate D
52
, D
53
. (Note 3)
F
13
(7F)
52
D
52
Press PAUSE (Write) button.
F
14
(7F)
53
D
53
Press PAUSE (Write) button.
Note 2:
Using the adjustment remote commander (HOLD switch
in NOR position), operate the zoom and focus without
touching the camcorder.
in NOR position), operate the zoom and focus without
touching the camcorder.
Note 3:
Calculate D
52
and D
53
through the procedure given be-
low.
1) Calculate Y using following equations. (decimal calculation)
Y = 960 – (19.6
÷ 18.6) × (SH2 + SH3) ÷ (SH1 × 2) × 1920
+ (1
÷ 18.6) × (SH2’ + SH3’) ÷ (SH1’ × 2) × 1920
2) Calculate H
adj
using following equations. (decimal calculation)
H
adj
= (Y
÷ 1920) × 3916 ÷ 0.85 ÷ 0.1831
3) Convert H
adj
into 4-digit hexadecimal H
adj
’ (signed short type),
and assume higher-order 1byte as D
52
and lower-order 1byte
as D
53
.
If H
adj
is a positive value: Convert as it is.
e.g.: When H
adj
= 20
H
adj
’ = 0014
D
50
= 00, D
51
= 14
If H
adj
is a negative value: Add 65536 and then convert it.
e.g.: When H
adj
= –20
(–20) + 65536 = 65516
H
H
adj
’ = FFEC
D
50
= FF, D
51
= EC
Processing after Completing Adjustment:
Order Page Address Data
Procedure
1
0
10
00
2
6
40
00
3
0
01
00
Pattern B
A0 size (841 x 1189 mm)
Black
White
White
25 mm
SH1 or SH1’
SH2 or
SH2’
SH2’
SH3 or
SH3’
SH3’
When the zoom at TELE end: SH1, SH2, SH3 (
µ
sec)
When the zoom at WIDE end: SH1’, SH2’, SH3’ (
µ
sec)
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