Sony DCR-TRV9 / DCR-TRV9E Service Manual ▷ View online
5-21
6. White Balance Adjustment (VF-121 board)
Correct the white balance.
If deviated, the reproduction of the EVF screen may degenerate.
If deviated, the reproduction of the EVF screen may degenerate.
Mode
Camera E-E
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)
1)
Select page: 0, address: 01, and set data: 01.
2)
Input the following data to page: D, address: 88 to 8D.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
3)
Select page: D, address: 71 and 72, set the data to the initial
value.
value.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
4)
Check that the LCD screen is not colored. If colored, change
the data of page: D, address: 71 and 72 so that the EVF screen
is not colored.
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.
to set the data.
5)
Input the following data to page: D, address: 88 to 8D.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
6)
Select page: 0, address: 01, and set data: 00.
Address
Data
88
00
89
27
8A
00
8B
00
8C
00
8D
00
Address
Data
71
80
72
80
Address
Data
88
38
89
00
8A
20
8B
20
8C
00
8D
00
5-22
1-5.
LCD 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.
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.
caused by static electricity.
Note 3:
Set the LCD BRIGHT to the center. Set the LCD COLOR (Menu
display) to the center.
display) to the center.
[Adjusting connector]
Most of the measuring points for adjusting the LCD display are
concentrated in the following connector. CN5501 of the PD-98 board
Connect the Measuring Instruments via the multi CPC jig (J-6082-
311-A).
The following table shows the Pin No. and signal name of the
connector.
Most of the measuring points for adjusting the LCD display are
concentrated in the following connector. CN5501 of the PD-98 board
Connect the Measuring Instruments via the multi CPC jig (J-6082-
311-A).
The following table shows the Pin No. and signal name of the
connector.
Fig. 5-1-15
Pin No.
1
2
3
4
5
Signal Name
VR
VG
VB
PANEL COM
GND
Pin No.
6
7
8
9
Signal Name
PANEL XHD
HSY
SYF
X TEST
CN5501 (CPC)
9 pin
1 pin
PD-98
board
board
Remove the cover.
1. LCD Initial Data Input
Mode
VTR stop
Signal
Arbitrary
Adjustment Page
D
Adjustment Address
60 to 67, 6A to 6F, 80 to 86, 8E, 8F,
99
99
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, and input the data in the following table.
Note:
To write in the non-volatile memory (EEPROM), press the
PAUSE button of the adjustment remote commander each time
to set the data.
to set the data.
3)
Select page: 0, address: 01, and set data: 00.
Address
60
61
62
63
64
65
66
67
6A
6B
6C
6D
6E
6F
80
81
82
83
84
85
86
8E
8F
99
NTSC
A0
73
C7
70
59
B0
96
00
94
E6
7A
6C
24
44
38
00
20
20
00
00
85
12
40
31
PAL
A0
73
C7
70
59
A0
96
FF
94
E6
7A
6C
24
44
38
00
20
20
00
00
E5
12
40
31
Data
Remark
White balance adjustment
White balance adjustment
Contrast adjustment
D range adjustment
V-COM level adjustment
VCO adjustment
V-COM adjustment
Fixed value
Fixed value
Fixed value
Bright adjustment
Color adjustment
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
5-23
2. VCO Adjustment (PD-98 board)
Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
be blurred.
Mode
VTR stop
Signal
No signal
Measurement Point
Pin 7 of CN5501 (HSY)
Measuring Instrument
Frequency counter
Adjustment Page
D
Adjustment Address
65
Specified Value
f = 15734 ± 30Hz (NTSC)
f = 15625 ± 30Hz (PAL)
f = 15625 ± 30Hz (PAL)
Note:
Press the DISPLAY button (KY-39 board S7831) and erase the screen
indictors on the LCD screen.
indictors on the LCD screen.
Connections:
Connect Pin 8 (SFY) and Pin 5 (GND) of CN5501 with a jumper
wire.
Connect Pin 8 (SFY) and Pin 5 (GND) of CN5501 with a jumper
wire.
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Adjust the power supply voltage so that the DC voltage of the
battery terminal becomes 7.2 ± 0.1Vdc.
battery terminal becomes 7.2 ± 0.1Vdc.
3)
Select page: D, address: 65, change the data and set the HSY
frequency (f) to the specified value.
frequency (f) to the specified value.
4)
Press the PAUSE button of the adjusting remote commander.
5)
Adjust the power supply voltage so that the DC voltage of the
battery terminal becomes 8.4Vdc.
battery terminal becomes 8.4Vdc.
6)
Select page: 0, address: 01, and set data: 00.
3. Horizontal Position check (PD-98 board)
Mode
VTR playback
Signal
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
(XH5-3 (NTSC))
(XH5-3P (PAL))
Measurement Point
CH1: Pin 6 of CN5501
(PANEL XHD)
CH2: Pin 7 of CN5501 (HSY)
(PANEL XHD)
CH2: Pin 7 of CN5501 (HSY)
Measuring Instrument
Oscilloscope
Specified Value
T = 1.5 ± 0.3
µ
sec (NTSC)
T = 3.1 ± 0.3
µ
sec (PAL)
Checking method:
1)
1)
Check that the delay time (T) satisfies the specified value.
Fig. 5-1-16
T
1.5V
1.5V
PANEL XHD
HSY
4. D range Adjustment (PD-98 board)
Set the D range of the RGB decoder used to drive the LCD to the
specified value. If deviated, the LCD screen will become blackish
or saturated (whitish).
specified value. If deviated, the LCD screen will become blackish
or saturated (whitish).
Mode
VTR playback
Signal
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
(XH5-3 (NTSC))
(XH5-3P (PAL))
Measurement Point
Pin 2 of CN5501 (VG)
External trigger : Pin 4 of CN5501
(PANEL COM)
External trigger : Pin 4 of CN5501
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
63
Specified Value
A = 3.00 ± 0.05V (NTSC)
A = 3.00 ± 0.05V (PAL)
A = 3.00 ± 0.05V (PAL)
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2
Input the following data to page: D, address: 82 and 83
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
3)
Select page: D, address: 63, change the data and set the voltage
(A) between the reversed waveform pedestal and non-reversed
waveform pedestal to the specified value.
(A) between the reversed waveform pedestal and non-reversed
waveform pedestal to the specified value.
4)
Press the PAUSE button of the adjusting remote commander.
5)
Input the following data to page: D, address: 82 and 83.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
6)
Select page: 0, address: 01, and set data: 00.
For NTSC model
For PAL model
Fig. 5-1-17
Address
Data
82
00
83
00
Address
Data
82
20
83
20
A
2H
Pedestal
Pedestal
A
2H
Pedestal
Pedestal
5-24
5. Bright Adjustment (PD-98 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).
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode
VTR playback
Signal
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
(XH5-3 (NTSC))
(XH5-3P (PAL))
Measurement Point
Pin 2 of CN5501 (VG)
External trigger : Pin 4 of CN5501
(PANEL COM)
External trigger : Pin 4 of CN5501
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
6C
Specified Value
A = 1.40 ± 0.05V (NTSC)
A = 1.40 ± 0.05V (PAL)
A = 1.40 ± 0.05V (PAL)
Connections:
Connect Pin 9 (X-TEST) and Pin 5 (GND) of CN5501 with a
jumper wire.
Connect Pin 9 (X-TEST) and Pin 5 (GND) of CN5501 with a
jumper wire.
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Input the following data to page: D, address: 82 and 83.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
3)
Select page: D, address: 6C, change the data and set the voltage
(A) between the pedestal and white to the specified value. (The
data of address: 6C should be “41” to “BF”.)
(A) between the pedestal and white to the specified value. (The
data of address: 6C should be “41” to “BF”.)
4)
Press the PAUSE button of the adjusting remote commander.
5)
Input the following data to page: D, address: 82 and 83.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
6)
Select page: 0, address: 01, and set data: 00. 7) Perform
“Contrast Adjustment”.
“Contrast Adjustment”.
7)
Perform “Contrast Adjustment”.
For NTSC model
For PAL model
Fig. 5-1-18
Address
Data
82
00
83
00
Address
Data
82
20
83
20
White
Pedestal
A
2H
White
Pedestal
A
2H
6. Contrast Adjustment (PD-98 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).
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode
VTR playback
Signal
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
(XH5-3 (NTSC))
(XH5-3P (PAL))
Measurement Point
Pin 2 of CN5501 (VG)
External trigger : Pin 4 of CN5501
(PANEL COM)
External trigger : Pin 4 of CN5501
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
62
Specified Value
A = 2.54 ± 0.07V (NTSC)
A = 2.54 ± 0.07V (PAL)
A = 2.54 ± 0.07V (PAL)
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Input the following data to page: D, address: 82 and 83.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
3)
Select page: D, address: 62, change the data and set the voltage
(A) between the 0 IRE (pedestal) and 100 IRE to the specified
value.
(A) between the 0 IRE (pedestal) and 100 IRE to the specified
value.
4)
Press the PAUSE button of the adjusting remote commander.
5)
Input the following data to page: D, address: 82 and 83.
Note:
Press the PAUSE button of the adjustment remote commander
each time to set the data.
6)
Select page: 0, address: 01, and set data: 00.
7)
Check that the specified value of “Bright Adjustment” is
satisfied, if not perform “Bright Adjustment”.
satisfied, if not perform “Bright Adjustment”.
For NTSC model
For PAL model
Fig. 5-1-19
Address
Data
82
00
83
00
Address
Data
82
20
83
20
A
2H
100 IRE
0 IRE
A
2H
100 IRE
0 IRE
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