JVC GY-DV500U - SETUP Screen

3-10
No. Item
Measuring
instruments &
Input signals
Mode
Measuring point (*)
Adjustment parts (-)
Adjustment level (+)
Adjustment procedure
1
Flare adjust-
ment
• Oscilloscope
(H-rate, 10:1)
or WFM
• Gray scale chart
(precisely
scanned size)
Adjustment
menu 5/6
* TEST OUT
(75 Ø terminated)
- Lens iris
+
h
Opened by 1 f-stop
(1) Rotate the SHUTTER/MENU dial to select
MENU 5/6: ABL.
(2) Shoot the gray scale chart and adjust the lens
iris so that the white peak level is 0.714 Vp-p.
(3) Open the iris by 1 stop further.
3.5.5 Flare Correction Adjustments
FLARE B : O
FLARE R : O
ABL ADJUST :O
DSP data
<Bch> <Gch> <Rch>
32 32 32
C– AMERA ADJUST MENU– 5 / 6
* TEST OUT
(75 Ø terminated)
- SHUTTER/MENU
dial
+ Minimize window
black carrier leakage.
(4) Rotate the SHUTTER/MENU dial to select
MENU 5/6: FLARE <B>.
(5) Push the SHUTTER/MENU dial so that the ad-
justment value blinks then rotate it to adjust to
the specified level.
(6) Push the SHUTTER/MENU dial to store the
adjustment data in memory.
FLARE B : O
FLARE R : O
ABL ADJUST :O
DSP data
<Bch> <Gch> <Rch>
32 32 32
C– AMERA ADJUST MENU– 5 / 6
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* TEST OUT
(75 Ø terminated)
- SHUTTER/MENU
dial
+ Minimize window
black carrier leakage.
(7) Rotate the SHUTTER/MENU dial to select
MENU 5/6: FLARE <R>.
(8) Push the SHUTTER/MENU dial so that the ad-
justment value blinks then rotate it to adjust to
the specified level.
(9) Push the SHUTTER/MENU dial to store the
adjustment data in memory.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* TEST OUT
(75 Ø terminated)
- SHUTTER/MENU
dial
+ Minimize window
black carrier leakage.
(10) Minimize the black carrier leak signal of the gray
scale window by repeating the steps (4) to (9).
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* TEST OUT
(75 Ø terminated)
- Lens iris
+ 0.714 Vp-p (100 IRE)
(11) Adjust the lens iris to return the white peak of
the gray scale to 0.714 Vp-p(NTSC) 0.7 Vp-
p(PAL).
(12) Ensure that the level of the black section of
the window is no more than 30 mVp-p.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
NTSC 0.714 Vp-p
PAL 0.7 Vp-p
NTSC 0.714 Vp-p
PAL 0.7 Vp-p
≤ 30mVp-p
3-9