Sony CCD-TRV66PK, Service Manual

Page: 81 / 158

5-5
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
ellow
Cyan
Green
White
Magenta
Red
Blue
Y
ellow
Cyan
Green
White
Magenta
Red
Blue
White
Black
841mm
1189mm
Color bar chart (Color reproduction adjustment frame)
Fig. a
(VIDEO IN/OUT terminal
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.
Fig. 5-1-4.
Fig. 5-1-5.
1-1-4. Precaution
1. Setting the Switch
Unless otherwise specified, set the switches as follows and perform
adjustments without loading cassette.
1. POWER switch (MA-351 board) ........................... CAMERA
2. NIGHT SHOT switch (Lens block) ................................. OFF
3. VIDEO LIGHT switch (MA-351 board) ......................... OFF
4. DEMO MODE (Menu display) ....................................... OFF
5. DIGITAL ZOOM (Menu display) ................................... OFF
6. STEADY SHOT (Menu display) ..................................... OFF
7. DISPLAY (Menu display) ................................. V-OUT/LCD
8. DISPLAY (CF-56 board) .................................................. ON
9. FOCUS switch (MR-8500 block) ......................... MANUAL
10. PROGRAM AE (CF-56 board) ....................................... Auto
11. BACK LIGHT (CF-56 board) .......................................... OFF
12. PICTURE EFFECT (CF-56 board) ................................. OFF
13. DIGITAL EFFECT (CF-56 board) .................................. OFF
14. 16 : 9 WIDE (MENU display) ......................................... OFF
2. Order of Adjustments
Basically carry out adjustments in the order given.
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. 5-1-4. (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) Flange back adjustment chart
Make the chart shown in Fig. 5-1-5. using A0 size (1189mm
×
841mm) black and white vellum paper.
Note: Use matte vellum paper bigger than A0, and make sure the edges of
the black and white paper joined together are not rough.