Sony DCR-TRV738E / DCR-TRV740 / DCR-TRV740E / DCR-TRV840 Service Manual ▷ View online
5-20
DCR-TRV738E/TRV740/TRV740E/TRV840
1-3.
CAMERA SYSTEM ADJUSTMENTS
Before perform the camera system adjustments, check that the
specified values of “VIDEO SYSTEM ADJUSTMENTS” are
satisfied.
And check that the data of page: 0, address: 10 is “00”. If not, set
data: 00 to this address.
specified values of “VIDEO SYSTEM ADJUSTMENTS” are
satisfied.
And check that the data of page: 0, address: 10 is “00”. If not, set
data: 00 to this address.
1. HALL Adjustment
For detecting the position of the lens iris, adjust AMP gain and
offset.
offset.
Subject
Not required
Measurement Point
Display data of page 1 (Note1)
Measuring Instrument
Adjustment remote commander
Adjustment Page
F
Adjustment Address
13, 14, 15
Specified Value 1
15 to 19
Specified Value 2
89 to 8D
Note1:
Displayed data of page 1 of the adjustment remote commander.
1 : 00 : XX
IRIS display data
Note2:
The data of page: 0, address: 10 must be “00”.
Switch setting:
POWER .................................................................. CAMERA
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
6
94
17
Set the data.
3
6
95
8B
Set the data.
4
6
01
6D
Set the data, and press PAUSE
button.
button.
5
6
02
Check that the data changes to
“01”. (Note3)
“01”. (Note3)
6
6
01
00
Set the data, and press PAUSE
button.
button.
Note3:
The adjustment data will be automatically input to page: F, address:
13, 14, 15.
13, 14, 15.
Checking method:
Order Page Address Data
Procedure
1
0
03
03
Set the data.
2
6
01
01
Set the data, and press PAUSE
button.
button.
3
1
Check that the IRIS display data
(Note1) satisfies the specified
value 1.
(Note1) satisfies the specified
value 1.
4
6
01
03
Set the data, and press PAUSE
button.
button.
5
1
Check that the IRIS display data
(Note1) satisfies the specified
value.2.
(Note1) satisfies the specified
value.2.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
6
94
00
Set the data.
2
6
95
00
Set the data.
3
0
03
00
Set the data.
4
6
01
00
Set the data, and press PAUSE
button.
button.
5
0
01
00
Set the data.
5-21
DCR-TRV738E/TRV740/TRV740E/TRV840
2. Flange Back Adjustment
(Using Minipattern Box)
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.
Subject
Siemens star chart with ND filter for
the minipattern box (Note1)
the minipattern box (Note1)
Measuring Instrument
Adjustment remote commander
Adjustment Page
F
Adjustment Address
48 to 58
Note1:
Dark Siemens star chart.
Note2:
This adjustment should be carried out upon completion of “HALL
adjustment”.
adjustment”.
Note3:
Make the lens horizontal and perform this adjustment.
Note4:
The data of page: 0, address: 10 must be “00”.
Note5:
Check that the data of page: 6, address: 02 is “00”. If not, to page:
6, address: 01, set data:00, and press the PAUSE button.
6, address: 01, set data:00, and press the PAUSE button.
Switch setting:
1)
1)
POWER .................................................................. CAMERA
2)
NIGHT SHOT .................................................................. OFF
3)
COLOR SLOW SHUTTER ............................................. OFF
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 camcorder is less than 3cm.
the front of the lens of the camcorder 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.
minipattern box, so adjust the power supply
output voltage to the specified voltage written
on the sheet which is supplied with the
minipattern box.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
6
01
13
Set the data, and press PAUSE
button.
button.
3
6
01
27
Set the data, and press PAUSE
button.
button.
4
6
02
Check that the data changes to
“01”. (Note6)
“01”. (Note6)
Note6:
The adjustment data will be automatically input to page: F, address:
48 to 58.
48 to 58.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
0
01
00
Set the data.
2
Turn off the power and turn on
again.
again.
3
Perform “Flange Back Check”.
Minipattern box
Below 3 cm
Camcorder
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. 5-1-7.
Ver 1.2 2002. 09
5-22
DCR-TRV738E/TRV740/TRV740E/TRV840
3. Flange Back Adjustment
(Using Flange Back Adjustment Chart and Subject
More Than 500m Away)
More Than 500m Away)
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.
3-1. Flange Back Adjustment (1)
Subject
Flange back adjustment chart
(2.0 m from the front of the protection glass)
(Luminance: 350
(2.0 m from the front of the protection glass)
(Luminance: 350
±
50 lux)
Measuring Instrument
Adjustment remote commander
Adjustment Page
F
Adjustment Address
48 to 58
Note1:
This adjustment should be carried out upon completion of “HALL
adjustment”.
adjustment”.
Note2:
Make the lens horizontal and perform this adjustment.
Note3:
The data of page: 0, address: 10 must be “00”.
Note4:
Check that the data of page: 6, address: 02 is “00”. If not, to page:
6, address: 01, set data:00, and press the PAUSE button.
6, address: 01, set data:00, and press the PAUSE button.
Switch setting:
1)
1)
POWER .................................................................. CAMERA
2)
NIGHT SHOT .................................................................. OFF
3)
COLOR SLOW SHUTTER ............................................. OFF
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
6
01
13
Set the data, and press PAUSE
button.
button.
3
6
01
15
Set the data, and press PAUSE
button.
button.
4
6
02
Check that the data changes to
“01”. (Note5)
“01”. (Note5)
Note5:
The adjustment data will be automatically input to page: F, address:
48 to 58.
48 to 58.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
Turn off the power and turn on
again.
again.
2
Perform “Flange Back
Adjustment (2)”
Adjustment (2)”
3-2. Flange Back Adjustment (2)
Perform this adjustment after performing “Flange Back Adjustment
(1)”.
(1)”.
Subject
Subject more than 500m away
(Subjects with clear contrast such as
buildings, etc.)
(Subjects with clear contrast such as
buildings, etc.)
Measurement Point
Check operation on TV monitor
Measuring Instrument
Adjustment Page
F
Adjustment Address
48 to 58
Note1:
Make the lens horizontal and perform this adjustment.
Note2:
The data of page: 0, address: 10 must be “00”.
Note3:
Check that the data of page: 6, address: 02 is “00”. If not, to page:
6, address: 01, set data:00, and press the PAUSE button.
6, address: 01, set data:00, and press the PAUSE button.
Switch setting:
1)
1)
POWER .................................................................. CAMERA
2)
NIGHT SHOT .................................................................. OFF
3)
COLOR SLOW SHUTTER ............................................. OFF
Preparations:
1)
1)
Set the zoom lens to the TELE end and expose a subject that is
more than 500m away (subject with clear contrast such as
building, etc.). (Nearby subjects less than 500m away should
not be in the screen.)
more than 500m away (subject with clear contrast such as
building, etc.). (Nearby subjects less than 500m away should
not be in the screen.)
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
6
01
13
Set the data, and press PAUSE
button.
button.
3
Place a ND filter on the lens so
that the optimum image is obtain.
that the optimum image is obtain.
4
6
01
29
Set the data, and press PAUSE
button.
button.
5
6
02
Check that the data changes to
“01”. (Note4)
“01”. (Note4)
Note4:
The adjustment data will be automatically input to page: F, address:
48 to 58.
48 to 58.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
0
01
00
Set the data.
2
Turn off the power and turn on
again.
again.
3
Perform “Flange Back Check”.
Ver 1.2 2002. 09
5-23
DCR-TRV738E/TRV740/TRV740E/TRV840
4. Flange Back Check
Subject
Siemens star
(2.0m from the front of the lens)
(Luminance : approx. 200 lux)
(2.0m from the front of the lens)
(Luminance : approx. 200 lux)
Measurement Point
Check operation on TV monitor
Measuring Instrument
Specified Value
Focused at the TELE end and WIDE
end.
end.
Note1:
The data of page: 0, address: 10 must be “00”.
Switch setting:
1)
1)
POWER .................................................................. CAMERA
2)
NIGHT SHOT .................................................................. OFF
3)
DIGITAL ZOOM (Menu display) ................................... OFF
4)
STEADY SHOT (Menu display) ..................................... OFF
Note2:
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 adjustment remote
commander.
1) Select page: 0, address: 03, and set data: 0F.
2) Page 1 shows the state of the focus.
or not by observing the data on the page 1 of the adjustment remote
commander.
1) Select page: 0, address: 03, and set data: 0F.
2) Page 1 shows the state of the focus.
1 : 00 : XX
Odd: Focused
Even: Unfocused
Even: Unfocused
Checking method:
1)
1)
Place the Siemens star 2.0m from the front of the lens.
2)
To open the IRIS, decrease the luminous intensity to the
Siemens star up to a point before noise appear on the image.
Siemens star up to a point before noise appear on the image.
3)
Shoot the Siemens star with the zoom TELE end.
4)
Turn on the auto focus.
5)
Check that the lens is focused (Note2).
6)
Select page: 6, address: 21, and set data: 10.
7)
Shoot the Siemens star with the zoom WIDE end.
8)
Observe the TV monitor and check that the lens is focused.
Processing after Completing Adjustments:
1)
1)
Select page: 6, address: 21, and set data: 00.
2)
Select page: 0, address: 03, and set data: 00.
5. Mechanical Shutter Adjustment
Adjustment Page
F
Adjustment Address
76 to 8F
Note1:
The data of page: 0, address: 10 must be “00”.
Input method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Input the following data to page: F, addresses: 76 to 8F.
Note2:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
each time to set the data.
3)
Select page: 0, address: 01, and set data: 00.
Address
76
77
78
79
7A
7B
7C
7D
7E
7F
80
81
82
83
84
85
86
87
88
89
8A
8B
8C
8D
8E
8F
Data
40
00
34
00
30
00
2A
00
28
00
40
3A
31
31
35
1E
80
80
80
80
80
80
03
80
80
80
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