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Model
DCR-TRV10 DCR-TRV10E DCR-TRV8 DCR-TRV8E (serv.man2)
Pages
127
Size
35.38 MB
Type
PDF
Document
Service Manual
Brand
Device
Movie
File
dcr-trv10-dcr-trv10e-dcr-trv8-dcr-trv8e-sm2.pdf
Date

Sony DCR-TRV10 / DCR-TRV10E / DCR-TRV8 / DCR-TRV8E (serv.man2) Service Manual ▷ View online

5-27
R-Y
2mm
B-Y
2mm
R-Y
B-Y
1.5mm
3mm
3mm
R-Y
B-Y 
3mm
3mm
3.5mm
1.5mm
Fig. 5-1-12. (A)
Fig. 5-1-12. (B)
Fig. 5-1-12. (C)
14. White Balance Check
Subject
Clear chart (Color reproduction
adjustment frame)
Filter
Filter C14 for color temperature
correction
ND filter 1.0 and 0.4 and 0.1
Measurement Point
Video output terminal
Measuring Instrument
Vectorscope
Specified Value
Fig. 5-1-12. A to C
Switch setting:
1)
NIGHT SHOT .................................................................. OFF
Checking method:
1)
Check that the lens is not covered with either filter.
2)
Select page: 6, address: 01, set data: 0F, and press the PAUSE
button of the adjustment remote commander.
3)
Check that the center of the white luminance point is within
the circle shown Fig. 5-1-12. (A).
4)
Select page: 6, address: 01, set data: 23, and press the PAUSE
button.
5)
Place the C14 filter on the lens.
6)
Check that the center of the white luminance point settles in
the circle shown Fig. 5-1-12. (B).
7)
Remove the C14 filter, and place the ND filter 1.5 (1.0 + 0.4 +
0.1) on the lens.
8)
Check that the white luminance point stopped moving, and then
remove the ND filter 1.5.
9)
Check that the center of the white luminance point settles within
the circle shown Fig. 5-1-12. (C).
Processing after Completing Adjustments:
1)
Select page: 6, address: 01, set data: 00, and press the PAUSE
button.
15. Angular Velocity Sensor Sensitivity Adjustment
• This adjustment is performed only when replacing the angular
velocity sensor.
Although this adjustment need not be performed when the circuit
is damaged, etc., check the operations.
• Note down the sensitivity displayed on the angular velocity sensor
of the repair parts. At this time, note down also to which board it
was attached to.
Be sure to check because if attached incorrectly, the screen will
vibrate up and down or left and right during hand-shake correction
operations.
Precautions on the Parts Replacement
There are two types of repair parts.
Type A: ENC03JA
Type B: ENC03JB
Replace the broken sensor with a same type sensor. If replace with
other type parts, the image will vibrate up and down or left and
right during hand-shake correction operations. After replacing, re-
adjust according to the adjusting method after replacement.
Precautions on Angular Velocity Sensor
The sensor incorporates a precision oscillator. Handle it with care
as if it dropped, the balance of the oscillator will be disrupted and
operations will not be performed properly.
Adjustment Page
F
Adjustment Address
41, 42
Note 1:
The sensor sensitivity of SE451 and SE450 of the JK-170 board is
written only on the repair parts.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Read the sensor sensitivity written on SE451 (PITCH sensor)
of the JK-170 board, and take this as S
451
.
3)
Read the sensor sensitivity written on SE450 (YAW sensor) of
the JK-170 board, and take this as S
450
.
4)
Calculate D
41
’ and D
42
’ using the following equation (decimal
calculation).
NTSC model
D
41
’ = 92 / S
451
D
42
’ = 108 / S
450
PAL model
D
41
’ = 148 / S
451
D
42
’ = 128 / S
450
5)
Convert D
41
’ and D
42
’ into hexadecimal digits, to obtain D
41
and D
42
. (Round off decimal points)
6)
Select page: F, address: 41, set data: D
41
, and press the PAUSE
button of the adjustment remote commander.
7)
Select page: F, address: 42, set data: D
42
, and press the PAUSE
button of the adjustment remote commander.
Processing after Completing Adjustments
1)
Select page: 0, address: 01, and set data: 00.
2)
Check that the steady shot operations have been performed
normally.
5-28
H
A
GND level
(0Vdc)
Pin No.
1
3
5
7
9
11
13
15
17
19
Signal Name
LANC SIG
EVF BL –
EVF VCO
PD VG
H START
PANEL COM
TCK
TDO
SWP
GND
Pin No.
2
4
6
8
10
12
14
16
18
20
Signal Name
EVF BL +
EVF VG
GND
PD VCO
XHD/PSIG
TMS
TDI
GND
RF IN/LANC JACK IN
RF MON
1-4.
COLOR ELECTRONIC VIEWFINDER
SYSTEM ADJUSTMENT
Note 1:
The back light (fluorescent tube) is driven by a high voltage AC
power supply. Therefore, do not touch the back light holder to
avoid electrical shock.
Note 2:
When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note 3:
Set the VF BRIGHT (Menu display) to the center.
Note 4:
As the PANEL CLOSE switch (FP-91 flexible board S96) is
attached to the cabinet (R), this cabinet must be attached when
performing adjustments.
[Adjusting connector]
Most of the measuring points for adjusting the viewfinder system
are concentrated in CN2904 of the VC-217 board.
Connect the Measuring Instruments via the CPC-8 jig (J-6082-388-A).
The following table shows the Pin No. and signal name of CN2904.
Table 5-1-7.
1. VCO Adjustment (DD-123 board)
Set the VCO free-run frequency. If deviated, the EVF screen will be
blurred.
Mode
VTR stop
Signal
Arbitrary
Measurement Point
Pin 5 of CN2904 (EVF VCO) on
VC-217 board
Measuring Instrument
Oscilloscope (DC range)
Adjustment Page
D
Adjustment Address
75
Specified Value
A = 1.7 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Check the GND level of the oscilloscope.
3)
Select page: D, address: 75, change the data and set the VCO
output voltage (A) to the specified value.
4)
Press the PAUSE button of the adjustment remote commander.
5)
Select page: 0, address: 01, and set data: 00.
Fig. 5-1-13.
Fig. 5-1-14.
CN2904
1
2
19
20
Remove the CPC cover
5-29
2. Bright Adjustment (DD-123 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin 4 of CN2904 (EVF VG) on
VC-217 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
7A
Specified Value
A = 7.25 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 0C, set data: 20, and press the PAUSE
button of the adjustment remote commander.
3)
Select page: 3, address: 22, set data: 02, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: D, address: 7A, change the data and set the voltage
(A) between the reversed waveform pedestal and non-reversed
waveform pedestal to the specified value.
(The data of address: 7A should be “54” to “D7”.)
5)
Press the PAUSE button of the adjustment remote commander.
6)
Select page: 3, address: 22, set data: 00, and press the PAUSE
button of the adjustment remote commander.
7)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button of the adjustment remote commander.
8)
Select page: 0, address: 01, and set data: 00.
3. Contrast Adjustment (DD-123 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin 4 of CN2904 (EVF VG) on
VC-217 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
7B
Specified Value
A = 1.81 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 0C, set data: 20, and press the PAUSE
button of the adjustment remote commander.
3)
Select page: 3, address: 22, set data: 02, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: D, address: 7B, change the data and set the voltage
(A) between the 100 IRE and 0 IRE (pedestal) to the specified
value.
5)
Press the PAUSE button of the adjustment remote commander.
6)
Select page: 3, address: 22, set data: 00, and press the PAUSE
button of the adjustment remote commander.
7)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button of the adjustment remote commander.
8)
Select page: 0, address: 01, and set data: 00.
Pedestal
Pedestal
A
2H
100 IRE
0 IRE (Pedestal)
A
2H
Fig. 5-1-15.
Fig. 5-1-16.
5-30
4. Backlight Consumption Current Adjustment
    (DD-123 board)
Set the backlight luminance and color temperature.
If deviated, the image may become dark or bright.
Mode
Camera
Subject
Arbitrary
Measurement Point
+ Probe: Pin 2 of CN2904 (EVF BL +)
on VC-217 board
– Probe: Pin 3 of CN2904 (EVF BL –)
on VC-217 board
Measuring Instrument
Digital voltmeter
Adjustment Page
D
Adjustment Address
76
Specified Value
A = 17.0 ± 1.0mVdc
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, address: 76, change the data and set the voltage
difference (A) between Pin 2 of CN2904 (EVF BL +) and
Pin 3 of CN2904 (EVF BL –) to the specified value.
3)
Press the PAUSE button of the adjustment remote commander.
4)
Select page: 0, address: 01, and set data: 00.
5. White Balance Adjustment (DD-123 board)
Correct the white balance.
If deviated, the reproduction of the EVF screen may degenerate.
Mode
Camera
Subject
Arbitrary
Measurement Point
Check on EVF screen
Measuring Instrument
Adjustment Page
D
Adjustment Address
71, 72
Specified Value
The EVF screen should not be
colored.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 0C, set data: 20, and press the PAUSE
button of the adjustment remote commander.
3)
Select page: 3, address: 22, set data: 0B, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: D, address: 71 and 72, set the data to the initial
value.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
5)
Check that the EVF screen is not colored. If colored, change
the data of page: D, address: 71 and 72 so that the EVF screen
is not colored.
Note:
To write in the non-volatile memory (EEPROM), press the
PAUSE button of the adjustment remote commander each time
to set the data.
6)
Select page: 3, address: 22, set data: 00, and press the PAUSE
button of the adjustment remote commander.
7)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button of the adjustment remote commander.
8)
Select page: 0, address: 01, and set data: 00.
Address
DCR-TRV10
Data
DCR-TRV8
DCR-TRV10E
DCR-TRV8E
71
8B
99
80
9A
72
6A
5A
62
59
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