DCR-TRV890E, DCR-TRV900, DCR-TRV900E - Sony Movie Service Manual (repair manual). Page 116

5-13

A=B

C=D

A

B

C

D

t=0 

±

 0.1msec

V

Color bar chart picture frame

TV monitor picture frame

Subject

Siemens star
(2.0 m from the front of the lens)
(Luminance: 300 ± 50 lux)

Measurement Point

Check operation on TV monitor

Measuring Instrument

Specified Value

Focused at the TELE end and WIDE
end.

Switch setting:
1)

DIGITAL ZOOM (Menu display) ................................... OFF

Checking method:
1)

Place the Siemens star 2.0m from the front of the lens.

3)

Shoot the Siemens star with the zoom TELE end.

4)

Turn on the auto focus.

5)

Check that the lens is focused (Note).

6)

Turn off the auto focus.

7)

While observe the TV monitor, change the zoom to the WIDE
end and check that the lens is focused.

When the auto focus is ON, the lens can be checked if it is focused
or not by observing the data on the page 1 of the adjustment remote
commander.
1) Select page: 6, address: 04, and set data: 0F.
2) Page 1 shows the state of the focus.

1 : 00 : XX

          Odd: Focused
          Even: Unfocused

Processing after Completing Adjustments
1)

Select page: 6, address: 04, and set data: 00.

Subject

Color bar chart standard picture frame
(95cm from the front of the lens)

Measurement Point

Video output terminal

Measuring Instrument

Oscilloscope and TV monitor

Specified Value

A=B, C=D, t=0 ± 0.1msec

Setting method:
1)

Adjust the zoom and the camera direction, and set to the
specified position.

2)

Mark the position of the picture frame on the monitor display,
and adjust the picture frame to this position in following
adjustments using “Color bar chart standard picture frame”.

Fig. 5-1-6

Fig. 5-1-7

Fig. 5-1-8