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Sony MVC-FD75 Service Manual: Precautions; Setting The Switch; Order Of Adjustments; Subjects

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1-1-4.

Precautions

1. Setting the Switch
Unless otherwise specified, set the switches as follows and per-
form adjustments.
1. PLAY/CAMERA switch
(PK-59 board S708) ............................................... CAMERA
2. PROGRAM AE button (PK-59 board S707)
...................................... AUTO (No mark indicated on LCD)
3. PICTURE EFFECT button
(PK-59 board S703) ............................................... OFF
4. DEMO (Menu display) .......................................... OFF
2. Order of Adjustments
Basically carry out adjustments in the order given.
Color bar chart (Color bar standard picture frame)
A=B
A
B
Fig. a Output waveform
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. 5-1-7. (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 (1189mm × 841
mm) and a piece of black paper to make the chart shown in
Fig. 5-1-8.
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.
C=D
C
D
2H
Fig. b LCD screen
Adjust the camera zoom and direction to
obtain the output waveform shown in Fig a
and the LCD screen shown in Fig. b.
Fig. 5-1-7
5-6
Electronic beam scanning frame
LCD picture frame
White
841 mm
Black
1189 mm
Fig. 5-1-8

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