Sony DCR-TR8000E / DCR-TR8100E / DCR-TRV120 / DCR-TRV120E / DCR-TRV120P / DCR-TRV125E (serv.man3) Service Manual ▷ View online
– 13 –
DCR-TRV120/TRV120E/TRV120P/TRV125E/
TR8000E/TR8100E
3. VCO Adjustment (PD-133 board)
Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
be blurred.
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin 8 of CN5502 (XHD OUT)
Measuring Instrument
Frequency counter
Adjustment Page
D
Adjustment Address
A2 (NTSC model)
A2, A3 (PAL model)
A2, A3 (PAL model)
Specified Value
f=15734
±
30 Hz (NTSC model)
f=15625
±
30 Hz (PAL model)
Note 1:
NTSC model: DCR-TRV120/TRV120P
PAL model: DCR-TRV120E/TRV125E
PAL model: DCR-TRV120E/TRV125E
2. LCD Initial Data Input (2)
Mode
VTR stop
Signal
Arbitrary
Adjustment Page
D
Adjustment Address
A0 to B1
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.
each time to set the data.
3)
Select page: 0, address:01, and set data: 00.
Address
Data
Remark
TYPE SO TYPE SO
61k
123k
A0
78
78
Fixed data
A1
95
95
A2
80
80
VCO adj.
A3
70
70
VCO adj. (PAL model)
Fixed data (NTSC model)
Fixed data (NTSC model)
A4
A0
A0
V-COM adj.
A5
A0
A0
RGB AMP adj.
A6
06
06
Black Limit adj.
A7
3D
3D
Fixed data
A8
80
80
White balance adj.
A9
80
80
AA
50
50
Contrast adj.
AB
37
37
Center Voltage adj.
AC
10
33
Fixed data
AD
10
33
AE
9F
9F
AF
5F
1F
B0
FC
FC
B1
FF
FF
Adjusting method (NTSC model):
Order Page Address Data
Procedure
1
0
01
01
2
D
A2
Change the data and set the VCO
frequency (f) to the specified
value.
frequency (f) to the specified
value.
3
D
A2
Press PAUSE button.
4
0
01
00
Adjusting method (PAL model):
Order Page Address Data
Procedure
1
0
01
01
2
D
A2
Change the data and set the VCO
frequency (f) to the specified value.
frequency (f) to the specified value.
3
D
A2
Press PAUSE button.
4
D
A2
Read the data and this data is
named D
named D
A2
5
Conver D
A2
to decimal notation,
and obtain D
A2
’ (Note 2)
6
Calculate D
A3
’ using following
equations (decimal calculation)
D
D
A3
’ = D
A2
’ – 16
(TYPE SO 61k model)
D
D
A3
’ = D
A2
’ – 23
(TYPE SO 123k model)
If D
If D
A3
’ < 0, then D
A3
= “00”
7
Conver D
A3
’ to a hexadecimal
number, and obtain D
A3
(Note 2)
8
D
A3
D
A3
Press PAUSE button.
9
0
01
00
Note 2:
Refer to table 5-4-1. “Hexadecimal-decimal conversion
table”
table”
– 14 –
DCR-TRV120/TRV120E/TRV120P/TRV125E/
TR8000E/TR8100E
TR8000E/TR8100E
5. Contrast Adjustment (PD-133 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
Camera
Subject
Arbitrary
Measurement Point
Pin 3 of CN5502 (VG)
External trigger : Pin 4 of CN5502
(PSIG)
External trigger : Pin 4 of CN5502
(PSIG)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
AA
Specified Value
A=2.63
±
0.07 Vp-p
4. RGB AMP Adjustment (PD-133 board)
Set the D range of the RGB driver 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
Camera
Subject
Arbitrary
Measurement Point
Pin 3 of CN5502 (VG)
External trigger : Pin 4 of CN5502
(PSIG)
External trigger : Pin 4 of CN5502
(PSIG)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
A5
Specified Value
A=7.45
±
0.05 Vp-p
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
D
A5
Change the data and set the
voltage (A) to the specified value.
(The data should be “00” to “FF”)
voltage (A) to the specified value.
(The data should be “00” to “FF”)
3
D
A5
Press PAUSE button.
4
0
01
00
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
D
AA
Change the data and set the
voltage (A) to the specified value.
(The data should be “00” to “7F”)
voltage (A) to the specified value.
(The data should be “00” to “7F”)
3
D
AA
Press PAUSE button.
4
0
01
00
Fig. 5-1-25
Fig. 5-1-24
A
A: Between the reversed waveform pedestal and
non-reversed waveform pedestal
2H
Pedestal
Pedestal
A
A: Between the pedestal (0 IRE) and 100 IRE
2H
100 IRE
Pedestal
– 15 –
DCR-TRV120/TRV120E/TRV120P/TRV125E/
TR8000E/TR8100E
A
A: PSIG signal amplitude
V
6. Black Limit Adjustment (PD-133 board)
Set the common electrode drive signal level of LCD to the specified
value.
value.
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin 4 of CN5502 (PSIG)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
A6
Specified Value
A=8.15
±
0.08 Vp-p
7. Center Voltage Adjustment (PD-133 board)
Set the common electrode drive signal level of LCD to the specified
value.
value.
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin 3 of CN5502 (VG)
Measuring Instrument
Digital voltmeter
Adjustment Page
D
Adjustment Address
AB
Specified Value
A=7.00
±
0.03 Vp-p
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
2
0E
61
3
2
0F
Set the following data
5B (NTSC), 53 (PAL)
5B (NTSC), 53 (PAL)
4
D
A6
Change the data and set the
voltage (A) to the specified value.
(The data should be “00” to “0F”)
voltage (A) to the specified value.
(The data should be “00” to “0F”)
5
D
A6
Press PAUSE button.
6
2
0E
00
7
2
0F
00
8
0
01
00
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
D
AB
Change the data and set the DC
voltage (A) to the specified value.
(The data should be “00” to “7F”)
voltage (A) to the specified value.
(The data should be “00” to “7F”)
3
D
AB
Press PAUSE button.
4
0
01
00
Fig. 5-3-26
Note:
NTSC model: DCR-TRV120/TRV120P
PAL model: DCR-TRV120E/TRV125E
PAL model: DCR-TRV120E/TRV125E
– 16 –
DCR-TRV120/TRV120E/TRV120P/TRV125E/
TR8000E/TR8100E
TR8000E/TR8100E
9. White Balance Adjustment (PD-133 board)
Correct the white balance.
If deviated, the LCD screen color cannot be reproduced.
If deviated, the LCD screen color cannot be reproduced.
Mode
Camera
Subject
Arbitrary
Measurement Point
Check on LCD display
Measuring Instrument
Adjustment Page
D
Adjustment Address
A8, A9
Specified Value
The LCD screen should not be colored.
Note 1:
Check the white balance only when replacing the following
parts. If necessary, adjust them.
parts. If necessary, adjust them.
1. LCD panel
2. Light induction plate
3. IC5501
2. Light induction plate
3. IC5501
8. V-COM Adjustment (PD-133 board)
Set the DC bias of the common electrode drive signal of LCD to the
specified value.
If deviated, the LCD display will move, producing flicker and
conspicuous vertical lines.
specified value.
If deviated, the LCD display will move, producing flicker and
conspicuous vertical lines.
Mode
Camera
Subject
Arbitrary
Measurement Point
Check on LCD display
Measuring Instrument
Adjustment Page
D
Adjustment Address
A4
Note:
Perform “RGB AMP Adjustment”, “Contrast Adjustment”,
“Black Limit Adjustment” and “Center Voltage Adjustment”
before this adjustments.
“Black Limit Adjustment” and “Center Voltage Adjustment”
before this adjustments.
A
A
A
A
B
B
B
B
Fig. 5-1-27
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
D
A8
80
Press PAUSE button. (Initial
A9
80
value)
3
Check that the LCD screen is not
colored. If not colored, proceed
to Step 5.
colored. If not colored, proceed
to Step 5.
4
D
A8
Change the data so that the LCD
A9
screen is not colored. (Note 2)
5
0
01
00
Note 2:
To write in the non-volatile memory (EEPROM), press
the PAUSE button each time to set the data.
the PAUSE button each time to set the data.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
D
A4
Change the data so that brightness
of the section A and section B is
equal.
(The data should be “80” to “BF”)
of the section A and section B is
equal.
(The data should be “80” to “BF”)
3
D
A4
Subtract 2 from the data.
4
D
A4
Press PAUSE button.
5
0
01
00
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