Sony CCD-TRV15, Руководство по обслуживанию

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5-26
1-5. MONOCHROME ELECTRONIC VIEWFINDER
SYSTEM ADJUSTMENTS
(CCD-TRV15/ TRV15PK/ TRV15E/ TRV15EP/ TRV25/
TRV25PK/ TRV35/ TRV35E/ TRV65/ TRV65PK/ TRV85/
TRV215/ TRV615/ TRV815)
Note:
NTSC model: CCD-TRV15/ TRV15PK/ TRV25/
TRV25PK/ TRV35/ TRV65/ TRV65PK/
TRV85/ TRV93/ TRV215/ TRV615/ TRV815
PAL model : CCD-TRV15E/ TRV15EP/ TRV35E
1-5-1. Horizontal Slant Check
Adjusting method:
1) Adjust RV904 (BRIGHT) (VF-99 board) so that the CRT can be
seen easily and clearly.
2) Check that the difference between the horizontal line and the tilt
of the black mask satisfies the specified value.
Mode Playback
Signal Alighment tape :
For checking operations
(WR5-5NSP (NTSC))
(WR5-5CSP (PAL))
Monoscope section
Specified Value
±
1.5
°
Fig. 5-1-16.
Fig. 5-1-17.
1-5-2. Centering Adjustment
Adjusting method:
1) Use the centering adjustment ring and adjust so that the left,
right, top, and bottom sides of the display are uniform. (Refer to
Fig. 5-1-17.)
Note : As the centering position changes due to earth magnetism,
rotate it 360˚ in the horizontal direction, and adjust with
the center section of the modifying position.
Mode Playback
Signal Alighment tape :
For checking operations
(WR5-5NSP (NTSC))
(WR5-5CSP (PAL))
Monoscope section
Specified Value
±
4%
Mode Playback
Signal Alighment tape :
For checking operations
(WR5-5NSP (NTSC))
(WR5-5CSP (PAL))
Monoscope section
Fig. 5-1-18.
1-5-3. Focus Adjustment
Adjusting method:
1) Adjust the focus ring to obtain the optimum focus. (Refer to Fig.
5-1-17.)
C909
SOL901
RV903
RV904
VF-99 BOARD (SIDE A)