Shutter Adjustment - Hitachi DZMV238EAU Service Manual

6.3 Shutter Adjustment

Phenomenon due to incomplete adjustment:
The still image is too bright or too dark.
Conditions:
Point at the light box, without chart inserted, 20 cm away.
Procedure:
1) Input 3 to PC on the camera adjustment menu screen.
- Shutter Adjustment No. 1 -
2) The shutter adjustment menu screen will appear: Input 1 to PC to select
Shutter Adjustment No. 1. (*1)
3) The initial setting screen will appear, and the zoom and focus will
automatically be set as follows (The DVD video camera/recorder may
restart at this time): (*2)
Digital zoom: Off
Optical zoom: Tele-end
Focus:
4) The light amount instruction screen B or D will appear: adjust the amount
of light referring to Table 6-1 until the light amount check complete
screen appears. (*3)(*4)
Table 6-1 Light Amount Adjustment Method
Light amount instruc-
tion screen B
Light amount instruc-
tion screen D
*1: Pressing the Esc key on the shutter adjustment menu screen will restore
the main menu screen.
*2: Do not operate zoom or focus.
*3: The DVD video camera/recorder will always detect the amount of light
during this adjustment: When the appropriate light amount is detected,
the light amount check complete screen will appear automatically.
In some cases, the light amount check complete screen may appear
without the light amount instruction screen displayed.
*4: If the Esc key is pressed to restore the shutter adjustment menu screen
and adjustment is started again, the light amount check complete screen
may appear.
*7: ND filters reduce the amount of light entering the lens: The larger the
number, the greater the effect. Overlapping multiple filters will intensify
the effect.
*8: Ordinary incandescent lamp can also be used.
3 - 18
Close-up end
Attach ND filters in order beginning with the
smallest number over the lens. (*7)
Reduce the distance between light box and
lens. Illuminate the surface of light box to be
recorded using a video light, etc.
(no fluorescent light). (*8)
Camera adjustment menu screen
***********************************************************
CAMERA ADJUSTMENT
***********************************************************
[1] SAMPLING PULSE
[2] AUTO IRIS CONTROL
[3] SHUTTER
[4] B MATRIX
[5] WHITE BALANCE
[6] CHROMA GAIN
[ESC] RETURN TO MAIN MENU
Please select [1] - [6] or [ESC]
Input 3 to PC
Shutter adjustment menu screen
***********************************************************
SHUTTER ADJUSTMENT
***********************************************************
[1] ADJUSTMENT No. 1
[2] ADJUSTMENT No. 2
[ESC] END
Please select [1] - [2] or [ESC]
Shutter Adjustment
Shutter Adjustment
No. 1
(Perform after
completing Shutter
Adjustment No. 1)
Input 2 to PC
Input 1 to PC
Initial setting screen
SHUTTER ADJUSTMENT No.
NOW INITIALIZING
Please wait a moment
Light amount instruction B screen
SHUTTER ADJUSTMENT No.
NOW CHECKING LIGHT CONDITION.
TOO BRIGHT!
Please control light condition more darker.
Light amount instruction D screen
SHUTTER ADJUSTMENT No.
NOW CHECKING LIGHT CONDITION.
TOO DARK!
Please control light condition more brighter.
See Table 6-1 to adjust amount of light.
<Continued on next page>
No. 2