Read Sony DCR-HC14E / DCR-HC15 / DCR-HC15E (serv.man4) Service Manual online
6-32
DCR-HC14E/HC15/HC15E
2. PSIG GRAY Adjustment (PD-188 board)
Set the PSIG signal level to an appropriate level.
Mode
VTR stop
Signal
No signal
Measurement Point
Pin 5 of CN1004 of VC-311 board
(PANEL COM)
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
4C
Specified Value
A = 5.00 ± 0.10V
Note:
The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
C
4C
Change the data and set the PSIG
signal level (A) to the specified
value. (The data should be “00”
to “7F”.)
signal level (A) to the specified
value. (The data should be “00”
to “7F”.)
3
C
4C
Press PAUSE button.
4
0
01
00
Set the data.
3. RGB AMP Adjustment (PD-188 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 9 of CN1004 of VC-311 board
(PANEL VG)
(PANEL VG)
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
4A
Specified Value
A = 7.58 ± 0.05V (NTSC)
A = 7.46 ± 0.05V (PAL)
A = 7.46 ± 0.05V (PAL)
Note:
The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
C
4A
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
C
4A
Press PAUSE button.
4
0
01
00
Set the data.
Fig. 6-1-20.
Pedestal
Pedestal
A
2H
Fig. 6-1-19.
A
2H
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