Iris In/Out Adjustment - Sony Handycam Video 8 CCD-TR606E Service Manual

14. Picture frame setting
Subject
Color bar chart standard picture frame
Measurement Point
Video output tenninal
Measuring Instrument
Oscilloscope and TV monitor.
Specified Value
A=B, C=D, t=O
±
0.1 msec.
Setting method:
Order
2
3
4
Procedure
Tum off the auto focus.
Adjust the focus using the focus knob.
Adjust the direction of the zoom and camera, and
set at the specified position.
Mark the position of the picture frame on the
monitor display, and adjust it to this position if the
"color bar chart standard picture frame" or "white
pattern standard picture frame" is used in the
following adjustments.
Checking with the oscilloscope
1. H cycle
C=D ·
2. V cycle
1=0
±
0.1 msec
., II
I
1 - 4 - - - - -
v
Fig. 7-10.
Checking on the TV monitor (Under scan mode)
\ l l l t ' ' ' ' ' ' ' ~ ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' " " " " ' ' ' ' ' ! l i
(I
~~
Color bar chart picture frame TV monitor picture frame
Fig. 7-11.
-186-
15. IRIS IN/OUT adjustment
Subject White pattern standard picture frame
Measurement Point
DDS display fo the EVF or TV
Measuring Instrument monitor
Adjustment Page F
Adjustment Address 44 (IRIS IN)
45 (IRIS OUT)
Checking method:
Order
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Page
6
6
6
F
F
6
F
F
Address
00
02
01
44
44
01
45
45
Processing after Adjustments:
Order Page Address
6 02
2 6 01
Data
01
OE
OB
09
Data
00
00
Procedure
Releasing of protect.
Setting of light level display mode.
Press the PAUSE button.
(Setting the ND 0.8 shutter mode)
Read the data of the DDS display data, and take it as Dt.
Convert Dt to decimal numerals to obtain D2'.
(Refer to table 7-5 "Hexadecimal-Decimal Conversion Table")
Calculate D2' from the following equations
(Decimal numeral calculation). D2'=Dt-5584
Convert D2' to hexadecimal numerals to obtain D2.
Read the upper 2 digits of D2, and take it as D44.
Adjust the data to D44 (obtained at step 7) with the
PLAY and STOP buttons.
Press the PAUSE button.
Press the PAUSE button.
(Setting the ND 0.5 shutter mode)
Read the data of the DDS display data, and take it as D3.
Convert D3 to decimal numerals to obtain D3'.
Calculate D4' from the following equations
(Decimal numeral calculation). D4'=D3-3568
Convert D4' to hexadecimal numerals to obtain D4.
Read the upper 2 digits of D4, and take it as D4s.
Adjust the data to D4s (obtained at step 14) with the
PLAY and STOP buttons.
Press the PAUSE button.
Procedure
Releasing of light level display mode.
Press the PAUSE button.
(Releasing the ND 0.5 shutter mode .
-187-
Conditions
ND 0.8 shutter mode
ND 0.5 shutter mode
Conditions