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5-32
Pedestal
Pedestal
A
2H
Fig. 5-1-18.
Fig. 5-1-17.
Pedestal
A
2H
Pedestal
3. RGB AMP Adjustment (PD-138 board)
(DCR-TRV730)
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).
Mode
VTR stop
Signal
No signal
Measurement Point
Pin
3
of CN5502 (VG)
External trigger: Pin
4
of CN5502
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
A5
Specified Value
2.5 LCD TYPE SH
A = 3.72 ± 0.05V
Note:
Refer to “LCD Type Check” for the discrimination of the LCD type.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
D
A5
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”)
3
D
A5
Press PAUSE button.
4
0
01
00
Set the data.
4. RGB AMP Adjustment (PD-139 board)
(DCR-TRV725E/TRV730E/TRV828/TRV828E/TRV830/
TRV830E)
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).
Mode
VTR stop
Signal
No signal
Measurement Point
Pin
3
of CN5502 (VG)
External trigger: Pin
4
of CN5502
(PSIG)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
A5
Specified Value
2.5 LCD TYPE SO (61k)
A = 7.58 ± 0.05V
2.5 LCD TYPE SO (123k)
A = 7.46 ± 0.05V
3.5 LCD TYPE SO (NTSC)
A = 7.52 ± 0.05V
3.5 LCD TYPE SO (PAL)
A = 3.76 ± 0.05V
Note:
Refer to “LCD Type Check” for the discrimination of the LCD type.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
D
A5
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 “FF”)
3
D
A5
Press PAUSE button.
4
0
01
00
Set the data.
Содержание DCR-TRV725E
Страница 98: ...DCR TRV725E TRV730 TRV730E TRV828 TRV828E TRV830 TRV830E 4 69 4 70 EVF DRIVE USER FUNCTION CF 084 ...
Страница 116: ...5 1 DCR TRV725E TRV730 TRV730E TRV828 TRV828E TRV830 TRV830E SECTION 5 ADJUSTMENTS ...
Страница 204: ...Revision History Ver 1 0 Date 2001 03 History Official Release Contents S M Rev issued 992988331 pdf Reverse ...
Страница 208: ... 4 J 1 J 2 J 3 J 4 J 5 J 6 J 7 J 8 J 9 J 10 J 11 J 12 J 13 J 14 J 15 J 16 Fig 1 1 ...