Sony MDDISCAM DCM-M1, Service Manual

Page: 179 / 198

– 5 –
3-1-3. Precautions
1. Switch setting
Set the switches to the following positions respectively and per-
form the adjustment without loading a disc, unless otherwise speci-
fied.
1. POWER switch ...................................................... CAMERA
2. DIGITAL ZOOM (MENU screen) ........................ OFF
3. STEADY SHOT (MENU screen) ......................... OFF
4. FOCUS ................................................................... MANUAL
5. PROGRAM AE (MENU screen) ........................... AUTO
6. PICTURE EFFECT (MENU screen) .................... OFF
7. WHITE BALANCE (MENU screen) .................... AUTO
8. AUTO SHUTTER (MENU screen) ...................... OFF
H
A=B
C=D
A B B
C D
A
Enlargement
V
Electronic beam scanning frame
CRT picture frame
B
A
Difference in level
Y
ello
w
Cy
an
Green
White
Magenta
Red
Blue
Y
ello
w
Cy
an
Green
White
Magenta
Red
Blue
Color bar chart (Color reproduction adjustment frame)
Fig. a
(VIDEO terminal of A/V jack
output waveform)
Fig. b (monitor TV picture)
Adjust the camera zoom and direction to
obtain the output waveform shown in Fig. a
and the monitor TV display shown in Fig. b.
2. Order of Adjustments
Basically carry out adjustments in the order given.
Fig. 7-3-3
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. 7-3-3. (Color reproduction
adjustment 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) 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. 7-3-4.
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.
Black
White
841 mm
1189 mm
Fig. 7-3-4