Sony DCR-TRV240 Service Manual page 108

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 (SS-1380 block) ........................... CAMERA
2. NIGHT SHOT switch (Lens block) ................................. OFF
3. DEMO MODE (Menu display) ....................................... OFF
4. DIGITAL ZOOM (Menu display) ................................... OFF
5. STEADY SHOT (Menu display) ..................................... OFF
6. DISPLAY (Menu display) ................................. V-OUT/LCD
7. DISPLAY (CF-2500 block) .............................................. ON
8. FOCUS switch (CF-2500 block) .......................... MANUAL
2. Order of Adjustments
Basically carry out adjustments in the order given.
Color bar chart (Color reproduction adjustment frame)
H
A B
A=B
Fig. a
(VIDEO terminal
output waveform)
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.
C C=D
V
A
B
Enlargement
Difference in level
A
B
Fig.5-1-4.
9. BACK LIGHT (CF-2500 block) ...................................... OFF
10. PROGRAM AE (Menu display) ...................................... OFF
11. PICTURE EFFECT (Menu display) ................................ OFF
12. DIGITAL EFFECT (Menu display) ................................. OFF
13. AUTO SHUTTER (Menu display) .................................. OFF
14. 16 : 9 WIDE (MENU display) ......................................... OFF
15. SUPER NIGHT SHOT (FK-2500 block) ........................ OFF
Electronic beam scanning frame
D
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.
Black
Note: Use matte vellum paper bigger than A0, and make sure the edges of
the black and white paper joined together are not rough.
5-7
DCR-TRV240/TRV340
CRT picture frame
White
841mm
1189mm
Fig. 5-1-5.