Sony Mavica MVC-FD83, Service Manual, Page: 61 / 113

5-7
1-1-4. Precautions
1. Setting the Switch
Unless otherwise specified, set the switches as follows and per-
form adjustments.
1. FOCUS AUTO/MANUAL switch ....................... MANUAL
2. PROGRAM AE button (PK-47/48 board S709)
...................................... AUTO (No mark indicated on LCD)
3. PICTURE EFFECT button
(PK-47/48 board S703) ....................................... OFF
4. DISPLAY button (PK-47/48 board S704) .......... OSD OFF
2. Order of Adjustments
Basically carry out adjustments in the order given.
3. Subjects
1) Color bar chart (Standard picture frame).
When performing adjustments using the color bar chart, ad-
just the picture frame as shown in Fig. 5-1-6. (Standard pic-
ture frame)
2) Clear chart (Standard picture frame)
Remove the color bar chart from the pattern box and insert a
clear chart in its place. (Do not perform zoom operations dur-
ing this time)
3) Chart for flange back adjustment
Join together a piece of white A0 size paper (1189 mm
×
841
mm) and a piece of black paper to make the chart shown in
Fig. 5-1-7.
Note: Use a non-reflecting and non-glazing vellum paper. The
size must be A0 or larger and the joint between the white
and black paper must not have any undulations.
Fig. 5-1-6
H
A=B
A B B A
Enlargement
V
C=D
Electronic beam scanning frame
Fig. b (monitor TV picture)
CRT picture frame
B
A
Difference in level
Y
ellow
Cyan
Green
White
Magenta
Red
Blue
Y
ellow
Cyan
Green
White
Magenta
Red
Blue
D C
Color bar chart (Color reproduction adjustment frame)
Black
White
841mm
1189mm
Fig. 5-1-7
Adjust the camera zoom and direction to
obtain the output waveform shown in Fig a
and the monitor TV display shown in Fig. b.