Monochrome Electronic Viewfinder System Adjustments (B/W Evf Model); Horizontal Slant Check; Centering Adjustment; Focus Adjustment - Sony CCD-TR315E Service Manual

1-5. MONOCHROME ELECTRONIC VIEWFINDER
SYSTEM ADJUSTMENTS
Note:
CCD- TR315E/TR415E/TR425E/TR515E/TR713E
CCD- TRV16E/TRV26E/TRV27E/TRV27EP/TRV36E/
TRV46E

1-5-1. Horizontal Slant Check

Mode Playback
Signal Alighment tape :
For checking operations
Monoscope section
Specified Value ± 1.5 °
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.
Fig. 5-1-16.
Fig. 5-1-17.
VF-99 BOARD (SIDE A)
(WR5-5CSP)
RV903
SOL901
C909

1-5-2. Centering Adjustment

Mode
Signal
Specified Value
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 magne-
tism, rotate it 360˚ in the horizontal direction, and adjust
with the center section of the modifying position.

1-5-3. Focus Adjustment

Mode
Signal
Adjusting method:
1) Adjust the focus ring to obtain the optimum focus. (Refer to Fig.
5-1-17.)
RV904
5-27
Playback
Alighment tape :
For checking operations
(WR5-5CSP)
Monoscope section
± 4%
Fig. 5-1-18.
Playback
Alighment tape :
For checking operations
(WR5-5CSP)
Monoscope section