Hitachi VIV-E553LE - Rough Adjustment

(1) Auto Iris Control Adjustment
Purpose:
To set the iris control data.
Incompleted Phenomenon:
The picture becomes too bright.
The picture becomes too dark.
Condition:
Point the camera at the light box without a chart to
full the screen (at wide-angle).
Procedure:
1) Refer to display 5-1.
2) Press 1 key.
Perform adjustment according to the computer
display hereafter.
See "4. Error Messages" if an error message
appears on the compuier display.
3) Refer to display 5-2.
4) Press any key to return to ADJUSTMENT MENU
display.
5) Turn the power off for 5 seconds and then on again.
(2) Matrix Adjustment (Fig. 2-1)
Purpose:
To compensate for uneveness in the chroma signal.
Incompleted Phenomenon:
Color reproduction becomes defective.
Test Point:
Video Out (AV OUT)
Condition:
Attach a C12 filter.
Point at a color bar chart.
Procedure:
1) Refer to display 5-1.
2) Press 2 key.
3) Refer to display 5-3.
4) Model EA:
Press the D key to minimize the yellow (YEL) level.
Press the U key so the ratio between yellow (YEL)
and blue (BLU) levels Is 3:8.
Press the [Ctrl] key and hold it down, then press the
U and D keys so the ratio between yellow (YEL) and
blue (BLU) levels is 3:8.
Model HA:
Press the D key to minimize the yellow (YEL) level.
Press the U key so the ratio between yellow (YEL)
and blue (BLU) levels is 1:6.
Press the [Cirl] key and hold it down, then press the
U and D keys so the ratio between yellow (YEL) and
blue (BLU) levels Is 1:6.
Model EE:
Press the D key to minimize the yellow (YEL) level.
Press the U key so the ratio between yellow (YEL)
and blue (BLU) levels is 1:2.
Press the [Cirl] key and hold it down, then press the
U and D keys so the ratio between yellow (YEL) and
E3-6
Equipment/Jig: blue (BLU) levels is 1:2.
Oscilloscope
Display & Figs
Display 5-1 Display 5-3 YEL
(aoennnnensemnmn) { <ADJUSTMENT OF BLUE MATRIX > | BLU
pores - ROUGH ADJUSTMENT
[1] | AUTO IRIS CONTROL 1D] eee wees
Le), « MATIX [Ctrl]+[U] UP
a ale Sepia [Ctrl] +[D] DOWN
4 HROMA GAIN
[ESC] RETURN TO MAIN MENU a aa TOMENY
Please select [1]- [4] or [ESC] a _)
Display 5-2 Debley24 YLE : BLU
« ADJUSTMENT OF BLUE MATRIX » Model EA: 3:8
ADJUSTMENT FINISHED SEEM WEIING TOEEPHOR eee
PRESS ANY KEY aoe: ee
ode! :,
Display 5-5 Model HE: 2:5
« ADJUSTMENT OF BLUE MATRIX » Fig. 2-1
ADJUSTMENT FINISHED
PRESS ANY KEY