Sony DCRTRV900 - MiniDV Handycam Digital Video Camcorder, Service Manual, Page: 107 / 215

5-4
1-1-3. Precaution
1. Setting the Switch
Unless otherwise specified, set the switches as follows and perform
adjustments without loading cassette.
1.
POWER switch (FK-4880 block) .......................... CAMERA
2. DEMO MODE (Menu display) ....................................... OFF
3. DIGITAL ZOOM (Menu display) ................................... OFF
4. STEADY SHOT (Menu display) ..................................... OFF
5. DISPLAY (Menu display) ................................. V-OUT/LCD
6. DISPLAY (CK-80 board) ................................................. ON
7. AUTO LOCK (CK-80 board) ...................................... AUTO
8. ND FILTER ...................................................................... OFF
9. FOCUS switch (FP-21) ......................................... MANUAL
10. BACK LIGHT (ED-48 board) ......................................... OFF
11. PICTURE EFFECT (CK-80 board) ................................. OFF
12. DIGITAL EFFECT (CK-80 board) .................................. OFF
13. 16 : 9 WIDE (Menu display) ............................................ OFF
14. AUTO SHUTTER (Menu display) .................................. OFF
15. PROG.SCAN (Menu display) .......................................... OFF
2. Order of Adjustments
Basically carry out adjustments in the order given.
H
A=B
A B B A
Enlargement
V
0
±
0.1msec
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 standard picture frame
Fig. a
(Video output terminal
output waveform)
Fig. b (TV monitor 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.
Fig. 5-1-4
3. Subjects
1) Color bar chart (Standard picture frame).
When performing adjustments using the color bar chart, adjust
the picture frame as shown in Fig. 5-1-4. (Standard picture
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 during
this time.)
3) Flange back adjustment chart
Make the chart shown in Fig. 5-1-5 using A0 size (1189 mm
×
841 mm) black and white vellum paper.
White
Black
841mm
1189mm
Fig. 5-1-5
Note:
Use matte vellum paper bigger than A0, and make sure the edges of
the black and white paper joined together are not rough.