Precaution; Setting The Switch; Order Of Adjustments; Subjects - Sony MVC-CD250 Service Manual

MVC-CD250/CD400
1-1-4.

Precaution

1.

Setting the Switch

Unless otherwise specified, set the switches as follows and per-
form adjustments.
SETUP settings
VIDEO OUT (SETUP2) ............................................... NTSC
MENU settings
1. WHITE BALANCE ..................................................... AUTO
2. ISO ............................................................................... AUTO
3. IMAGE SIZE ............................ 2272 × 1704 (MVC-CD400)
............................ 1600 × 1200 (MVC-CD250)
4. PICTURE EFFECT ......................................................... OFF
5. EV .......................................................... 0EV (MVC-CD250)
2.

Order of Adjustments

Basically carry out adjustments in the order given.
Color bar chart (Color reproduction adjustment frame )
H
A B
A=B
Fig. a
Video terminal
output waveform
3.

Subjects

1) Color bar chart (Color reproduction adjustment frame)
When performing adjustments using the color bar chart, adjust
the picture frame as shown in Fig. 5-1-7. (Standard picture
frame)
2) Clear chart (Color reproduction adjustment frame)
Remove the color bar chart from the pattern box and insert a
clear chart in its place. (Do not perform zoom operations during
this time.)
3) Flange back adjustment chart
Make the chart shown in Fig. 5-1-8 using A0 size (1189mm ×
841mm) black and white vellum paper.
C=D
C
A
B
Enlargement
Difference in level
A
B
Fig. 5-1-7
5-6
Switch settings
1. Mode dial ..................................................... CAMERA (
2. ZOOM (W) ............................................................ WIDE end
3. MACRO ( ) .................................................................. Off
4. FOCUS (PK-65/66 board)
5. EV (PK-65/66 board)
6. AE LOCK (PK-65/66 board)
*1 : MVC-CD400 model only
D
V
Fig. b (monitor TV picture)
Adjust the camera zoom and direction to
obtain the output waveform shown in Fig. a
and the TV monitor display shown in Fig. b.
Black
Note: Use matte vellum paper bigger than A0, and make sure the edges of
the black and white paper joined together are not rough.
*1
....................................... Manual
*1
................................................... 0EV
*1
......................................... Off
Electronic beam scanning frame
CRT picture
frame
Effective picture frame
White
841mm
1189mm
Fig. 5-1-8
)