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Model
DCR-TRV270E DCR-TRV280 DCR-TRV285E (serv.man3)
Pages
58
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818.79 KB
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PDF
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Service Manual
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Device
Movie / SECTION 6 ADJUSTMENTS
File
dcr-trv270e-dcr-trv280-dcr-trv285e-sm3.pdf
Date

Sony DCR-TRV270E / DCR-TRV280 / DCR-TRV285E (serv.man3) Service Manual ▷ View online

6-15
DCR-TRV270E/TRV280/TRV285E
1-2-3.
Initialization of E, F, 1F Page Data
Note: Check that the data of page: 0, address: 10 is “00”.
1.
Initializing the E, F, 1F Page Data
Note 1: If “Initialization of Pages E, F, 1F” is executed, all data
on pages E, F, 1F are initialized. (Only an individual page
cannot be initialized)
Note 2: If the E, F, 1F page data has been initialized, the follow-
ing adjustments need to be performed again.
1) Modification of E, F, 1F page data
2) “27 MHz Origin Oscillation Adjustment” of video
system adjustments
3) Camera system adjustments
Note 3: NTSC model: DCR-TRV280
PAL model: DCR-TRV270E/TRV285E
Adjustment Page
E
Adjustment Address
00 to FF
Adjustment Page
F
Adjustment Address
10 to FF
Adjustment Page
1F
Adjustment Address
00 to FF
Initializing method:
Order Page Address Data
Procedure
1
0
01
01
2
0
10
00
3
6
03
01
4
6
01
Set the following data, and
press PAUSE button.
2D: NTSC model
2F: PAL model
5
6
02
Check the data changes to
“01”.
6
Perform “Modification of E,
F, 1F Page Data”
2.
Modification of E, F, 1F Page Data
If the E, F, 1F page data has been initialized, change the data of
the “Fixed data-2” address shown in the following table by manual
input.
Modifying method:
1) Before changing the data, select page: 0, address: 01, and set
data: 01.
2) If modification of data on pages E, F, set data: 00 to page: 0,
address: 10, and then select pages E, F.
3) If modification of data on pages 1F, set data: 01 to page: 0,
address: 10, and then select pages F. After the modification of
data finished, return the data on page: 0, address: 10 to “00”.
4) New data for changing are not shown in the tables because
they are different in destination. When changing the data, copy
the data built in the same model.
Note: If copy the data built in the different model, the
camcorder may not operate.
5) When changing the data, press the PAUSE button of the ad-
justment remote commander each time when setting new data
to write the data in the non-volatile memory.
6) Check that the data of adjustment addresses is the initial value.
If not, change the data to the initial value.
Processing after completing modification E, F, 1F page data:
Order Page Address Data
Procedure
1
0
10
00
2
2
00
29
3
2
01
29
Press PAUSE button.
3.
E Page Table
Note 1: Check that the data of page: 0, address: 10 is “00”.
Note 2: Fixed data-1: Initialized data. (Refer to “1. Initializing
the E, F, 1F Page Data”)
Fixed data-2: Modified data. (Refer to “2. Modification
of E, F, 1F Page Data”)
Address
Initial value
Remark
NTSC PAL
00 to FF
Fixed data-1 (Initialized data)
6-16
DCR-TRV270E/TRV280/TRV285E
4. F Page Table
Note 1: 
Check that the data of page: 0, address: 10 is “00”.
Note 2: Fixed data-1: Initialized data. (Refer to “1. Initializing
the E, F, 1F Page Data”)
Fixed data-2: Modified data. (Refer to “2. Modification
of E, F, 1F Page Data”)
Address
Initial value
Remark
NTSC PAL
10
80
80
27 MHz origin osillation adj.
11
Fixed data-1 (Initialized data)
12
50
50
13
50
50
14
89
89
15
00
00
Hall adj.
16
17
17
17
00
00
18
00
00
19
Fixed data-1 (Initialized data)
1A
36
36
LV standard data input
1B
00
00
1C to 29
Fixed data-1 (Initialized data)
2A
28
2C
Auto white balance
2B
CF
A0
standard data input
2C
07
07
2D
76
3D
2E
1A
1C
Auto white balance adj.
2F
58
8A
30
0C
0C
31
6E
64
32
Fixed data-1 (Initialized data)
33
44
49
Color reproduction adj.
34
Fixed data-1 (Initialized data)
35
28
27
Color reproduction adj.
36 to 39
Fixed data-1 (Initialized data)
3A
FE
FE
Color reproduction adj.
3B
F4
F2
3C, 3D
Fixed data-1 (Initialized data)
3E
2D
2C
Auto white balance adj.
3F
10
50
40
58
58
41
50
90
42, 43
Fixed data-1 (Initialized data)
44
28
28
Flange back adj.
45
EC
EC
46
35
35
47
8F
8F
48
13
13
49
B8
B8
4A
00
00
4B
00
00
4C
00
00
4D
00
00
Address
Initial value
Remark
NTSC PAL
4E
2B
2B
4F
19
19
50
00
00
51
32
32
Flange back adj.
52
04
04
53
00
00
54
00
00
55 to 59
Fixed data-1 (Initialized data)
5A
FF
FF
Optical axis adj.
5B to FF
Fixed data-1 (Initialized data)
5.
1F Page Table
Note 1: If reading/writing data on pages 1F, set data: 01 to page:
0, address: 10, and then select pages F. By this data set-
ting, the pages 1F can be selected.
After the data reading/writing finished, return the data
on page: 0, address: 10 to “00”.
Note 2: Fixed data-1: Initialized data. (Refer to “1. Initializing
the E, F, 1F Page Data”)
Fixed data-2: Modified data. (Refer to “2. Modification
of E, F, 1F Page Data”)
Address
Initial value
Remark
NTSC PAL
00 to FF
Fixed data-1 (Initialized data)
6-17
DCR-TRV270E/TRV280/TRV285E
1-3.
CAMERA SYSTEM ADJUSTMENTS
Before perform the camera system adjustments, check that the
specified values of “27 MHz Origin Oscillation Adjustment”, “Com-
posite video out level Adjustment” of “VIDEO SYSTEM ADJUST-
MENT” are satisfied.
Check that the data of page: 0, address: 10, is “00”.
If not, select page: 0, address: 10, and set data “00”
1. HALL Adjustment 
RadarW
RadarW
RadarW
RadarW
RadarW
For detecting the position of lens iris, adjust the hall AMP gain
and offset.
Mode
CAMERA
Subject
Not required
Measurement Point
Displayed data of page: 1 (Note 3)
Measuring Instrument
Adjusting remote commander
Adjustment Page
F
Adjustment Address
12 to 18
Specified value
87 to 8B during IRIS OPEN
15 to 19 during IRIS CLOSE
Note 1: Check that the data of page: 0, address: 10 is “00”.
Note 2: Check that the data of page: 6, address: 02 is “00”.
If not, turn the power of unit OFF/ON.
Note 3: The right two digits of the page: 1 displayed data of the
adjusting remote commander.
1:00:XX
Displayed data
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
6
94
89
3
6
95
17
4
6
01
6D
Press PAUSE button. (Note 4)
5
6
02
Check the data changes to
“01”.
6
6
01
00
Press PAUSE button.
Note 4: The adjustment data will be automatically input to page:
F, address: 12 to 18.
Checking method:
Order Page Address Data
Procedure
1
6
0C
Check that the data is “00” or
“10”.
2
0
03
03
3
6
01
01
Press PAUSE button.
4
1
Check that the displayed data
(Note 3) during IRIS OPEN
satisfied the specified value.
5
6
01
03
Press PAUSE button.
6
1
Check that the displayed data
(Note 3) during IRIS CLOSE
satisfied the specified value.
Processing after completing adjustment:
Order Page Address Data
Procedure
1
6
01
00
Press PAUSE button.
2
6
94
00
3
6
95
00
4
0
03
00
5
0
01
00
6-18
DCR-TRV270E/TRV280/TRV285E
2. Flange Back Adjustment 
RadarW
RadarW
RadarW
RadarW
RadarW
(Using the minipattern box or flange back adjustment
jig)
The inner focus lens flange back adjustment is carried out
automatically. In whichever case, the focus will be deviated dur-
ing auto focusing/manual focusing.
Mode
CAMERA
Subject
Siemens star chart with ND filter for
minipattern box (Note 1) or flange
back adjustment jig
Measurement Point
Check operation on monitor TV
Measuring Instrument
Adjustment Page
F
Adjustment Address
44 to 54
Specified Value
Data of page: 6, address: 0C is “00”
Note 1: Dark Siemens star chart.
Note 2: Check that the data of page: 0, address: 10 is “00”.
Note 3: Check that the data of page: 6, address: 02 is “00”.
If not, turn the power of unit OFF/ON.
Note 4: Perform the adjustment with the camcorder in horizon-
tal state.
Note 5: Perform “HALL Adjustment” before this adjustment.
Switch setting:
1) NIGHTSHOT PLUS ........................................................ OFF
2) DISPLAY (Menu setting) ............................................... LCD
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
6
48
01
3
6
01
13
Press PAUSE button.
4
6
01
27
Press PAUSE button. (Note 6)
5
6
02
Check the data changes to
“01”.
6
6
0C
Check the data is “00”.
Note 6: The adjustment data will be automatically input to page:
F, address: 44 to 54.
Processing after completing adjustment:
Order Page Address Data
Procedure
1
6
01
00
Press PAUSE button.
2
6
01
25
Press PAUSE button.
3
6
01
00
Press PAUSE button.
4
6
48
00
5
0
01
00
6
Perform “Flange Back
Check”.
Minipattern box
Below 3 cm
Camcorder
Red (+)
Black (–)
Yellow (SENS +)
White (SENS –)
Black (GND)
Need not connected
Regulated power supply
Output voltage : Specified voltage 
±0.01 Vdc
Output current : more than 3.5 A
Fig. 6-1-6
Preparations (Using the minipattern box)
1) The minipattern box is installed as shown in the following fig-
ure.
Note 7: The attachment lenses are not used.
2) Install the minipattern box so that the distance between it and
the front of lens of camcorder is less than 3 cm.
3) Make the height of minipattern box and the camera equal.
4) Check the output voltage of the regulated power supply is the
specified voltage 
± 0.01 Vdc.
5) Check that the center of Siemens star chart meets the center of
shot image screen with the zoom lens at TELE end and WIDE
end respectively.
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.
Preparation (Using the flange back adjustment jig)
(Luminance: about 300 lux)
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) Make the height of flange back adjustment jig and the camera
equal.
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.
Fig. 6-1-7
Flange back adjustment jig
Below 3 cm
Camera
Page of 58
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