SONY DCRTRV250
Manual de Servicio

DCR-TRV250

1-1-3. Precaution 1. Setting the Switch Unless otherwise specified, set the switches as follows and perform adjustments without loading cassette.
Cyan

Yellow

1. 2. 3. 4. 5.

POWER switch (SS-3000 block) .......................... CAMERA FOCUS (CF-3000 block) ..................................... MANUAL BACK LIGHT (CF-3000 block) .................................... OFF PROGRAM AE (MENU setting) ................................... OFF NIGHT SHOT switch (Lens block) ............................... OFF

Green

6. 7. 8. 9. 10.

EXPOSURE (CF-3000 block) .................................... AUTO P EFFECT (MENU setting) ........................................... OFF D ZOOM (MENU setting) ............................................. OFF DEMO MODE (MENU setting) .................................... OFF 16 : 9 WIDE (MENU setting) ........................................ OFF

2. Order of Adjustments Basically carry out adjustments in the order given. Color bar chart (Color reproduction adjustment frame)
White Magenta Red

Electronic beam scanning frame

H

C
Blue

C=D

D
White Magenta Blue

CRT picture frame

V AB
Fig. a (VIDEO terminal of A/V jack output waveform)

A=B

BA Enlargement

Fig. b (monitor TV picture)
Green

Yellow

Difference in level

Cyan

B

A

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. 6-1-6
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. 6-1-6. (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 (1189mm � 841 mm) and a piece of black paper to make the chart shown in Fig. 6-1-7. 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.

Red

White 841 mm Black

1189 mm

Fig. 6-1-7

6-8