Sony CCD-TRV107E / CCD-TRV108E / CCD-TRV208E / CCD-TRV408E Service Manual ▷ View online
5-22
CCD-TRV107E/TRV108E/TRV208E/TRV408E
1. RGB AMP Adjustment (VF-150 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).
Note:
Do either of the automatic adjustment or the manual adjustment.
1-1. Automatic Adjustment
Mode
Camera
Subject
Arbitrary
Adjustment Page
7
Adjustment Address
36
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
6
01
E3
Set the data, and press PAUSE
button.
button.
3
6
02
Check that the data changes from
“00” to “01”.
“00” to “01”.
4
6
01
00
Set the data, and press PAUSE
button.
button.
5
0
01
00
Set the data.
1-2. Manual Adjustment
Mode
Camera
Subject
Arbitrary
Measurement Point
EVF VG
(Pin qf of CN713 of VC-272 board)
(Pin qf of CN713 of VC-272 board)
Measuring Instrument
Oscilloscope
Adjustment Page
7
Adjustment Address
36
Specified Value
A = 7.22 ± 0.27V
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
7
36
Change the data and set the
voltage (A) between the reversed
waveform pedestal and non-
reversed waveform pedestal to the
specified value.
voltage (A) between the reversed
waveform pedestal and non-
reversed waveform pedestal to the
specified value.
3
7
36
Press PAUSE button.
4
0
01
00
Set the data.
RadarW
RadarW
RadarW
Fig. 5-1-14.
Pedestal
Pedestal
A
2H
5-23
CCD-TRV107E/TRV108E/TRV208E/TRV408E
2. Contrast Adjustment (VF-150 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).
Note:
Do either of the automatic adjustment or the manual adjustment.
2-1. Automatic Adjustment
Mode
Camera
Subject
Arbitrary
Adjustment Page
7
Adjustment Address
3A
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
6
01
E5
Set the data, and press PAUSE
button.
button.
3
6
02
Check that the data changes
from “00” to “01”.
from “00” to “01”.
4
6
01
00
Set the data, and press PAUSE
button.
button.
5
0
01
00
Set the data.
2-2. Manual Adjustment
Mode
Camera
Subject
Arbitrary
Measurement Point
EVF VG
(Pin qf of CN713 of VC-272 board)
(Pin qf of CN713 of VC-272 board)
Measuring Instrument
Oscilloscope
Adjustment Page
7
Adjustment Address
3A
Specified Value
A = 2.28± 0.12V
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
7
3A
Change the data and set the
voltage (A) between the 100 IRE
and 0 IRE (pedestal) to the
specified value.
(The data should be “00” to “7F”.)
voltage (A) between the 100 IRE
and 0 IRE (pedestal) to the
specified value.
(The data should be “00” to “7F”.)
3
7
3A
Press PAUSE button.
4
0
01
00
Set the data.
RadarW
RadarW
RadarW
RadarW
RadarW
Fig. 5-1-15.
100 IRE
Pedestal
A
2H
5-24
CCD-TRV107E/TRV108E/TRV208E/TRV408E
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 (Menu display) to the center.
Set the LCD COLOR (Menu display) to the center.
Set the LCD COLOR (Menu display) to the center.
Note 4:
Connect the adjustment remote commander to CN713 of VC-272
board via CPC jig for SB (J-6082-539-A). To operate the
adjustment remote commander, connect the AC power adapter
(8.4Vdc) to the DC IN jack of CPC jig for SB, or connect the L
series Info-LITHIUM battery to the battery terminal of CPC jig
for SB.
board via CPC jig for SB (J-6082-539-A). To operate the
adjustment remote commander, connect the AC power adapter
(8.4Vdc) to the DC IN jack of CPC jig for SB, or connect the L
series Info-LITHIUM battery to the battery terminal of CPC jig
for SB.
[Adjusting connector]
Most of the measuring points for adjusting the LCD system are
concentrated in CN5502 of the PD-156 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 CN5502.
concentrated in CN5502 of the PD-156 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 CN5502.
Table 5-1-8.
1. VCO Adjustment (PD-156 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 8 of CN5502 (XHD OUT)
Measuring Instrument
Frequency counter
Adjustment Page
7
Adjustment Address
43, 44
Specified Value
f = 15625 ± 30Hz
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
7
43
Change the data and set the VCO
frequency (f) to the specified
value.
frequency (f) to the specified
value.
3
7
43
Press PAUSE button.
4
7
43
Read the data, and this data is
named D
named D
43
.
5
Convert D
43
to decimal notation,
and obtain D
43
’. (Note)
6
Calculate D
44
’ using following
equations (Decimal calculation)
When D
43
’ 20
D
44
’ = D
43
’ – 20
When D
43
’ < 20
D
44
’ = 00
7
Convert D
44
’ to a hexadecimal
number, and obtain D
44
. (Note)
8
7
44
D
44
Set the data, and press PAUSE
button.
button.
9
0
01
00
Set the data.
Note:
Refer to “Table 5-4-1. Hexadecimal-decimal Conversion Table”.
Pin No.
1
3
5
7
9
Signal Name
VB
VG
VR
C-SYNC/XHD
GND
Pin No.
2
4
6
8
10
Signal Name
XVD OUT
PANEL COM
PANEL ID
XHD OUT
GND
PD-156 board
10
9
1
2
CN5502
5-25
CCD-TRV107E/TRV108E/TRV208E/TRV408E
2. RGB AMP Adjustment (PD-156 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 stop
Signal
No signal
Measurement Point
Pin 3 of CN5502 (VG)
External trigger: Pin 4 of CN5502
(PANEL COM)
External trigger: Pin 4 of CN5502
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
7
Adjustment Address
46
Specified Value
A = 3.62 ± 0.05V
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
7
46
Change the data and set the
voltage (A) between the reversed
waveform pedestal and non-
reversed waveform pedestal to the
specified value.
(The data should be “00” to “3F”.)
voltage (A) between the reversed
waveform pedestal and non-
reversed waveform pedestal to the
specified value.
(The data should be “00” to “3F”.)
3
7
46
Press PAUSE button.
4
0
01
00
Set the data.
Fig. 5-1-16.
Pedestal
Pedestal
A
2H
3. Contrast Adjustment (PD-156 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 stop
Signal
No signal
Measurement Point
Pin 3 of CN5502 (VG)
External trigger: Pin 4 of CN5502
(PANEL COM)
External trigger: Pin 4 of CN5502
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
7
Adjustment Address
4B
Specified Value
A = 3.52 ± 0.07V
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
7
4B
Change the data and set the
voltage (A) between the 100 IRE
and 0 IRE (pedestal) to the
specified value.
(The data should be “00” to “7F”.)
voltage (A) between the 100 IRE
and 0 IRE (pedestal) to the
specified value.
(The data should be “00” to “7F”.)
3
7
4B
Press PAUSE button.
4
0
01
00
Set the data.
Fig. 5-1-17.
100 IRE
Pedestal
A
2H
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