R,B Gamma(2) Adjustment - Panasonic AJ-D610WBP Service Manual

6-5. R,B Gamma(2) Adjustment

BOARD CAM SYSCON, PREAMP
TP CAM OUT (75 ohm termination)
VR102[R LVL] (PRE AMP)
ADJUST VR302[B LVL] (PRE AMP)
EVR
F.NUMBER See Below
CHART Gray Scale
M. EQ. WFM, Vector Scope
Set the vector dots to one dot, then set it on
SPEC.
the origin.
1. Set GAIN to H position.
2. Set the EVR as shown below.
COM:[1E] DATA:[47] ADR:[00] [Enter]
3. Set the lens extender and Ratio converter to X1
position.
4. Set the WHITE BAL SW to PRE and execute
ABB.
5. Press HIGH GAIN button and set to 30dB.
6. Connect a Waveform monitor to the CAM OUT,
and adjust the Iris so that the peak level is 100%.
7. Set the Camera Recorder switches as shown
below.
SHUTTER : 1/1000
8. Set the EVR as shown below. (for PAL only)
COM:[0E] DATA:[6C] ADR:[0A] [Enter]
9. If the vector dot is more than one, adjust EVR so
that the vector dot is one.
[ R Gamma]
(1) COM:[0E] DATA:[80] ADR:[09]
(2) Adjust EVR by [← ← ← ← ]/[!].
[ B Gamma]
(1) COM:[0E] DATA:[6C] ADR:[0A] [Enter]
(2) Adjust EVR by [← ← ← ← ]/[!].
The EVR Variable Data range is 6Ch-94h,
* Vector Scope, set the Gain is MAX.
10. If the vector dot is not on the origin, adjust
VR102[R LVL] and VR302[B LVL].
If the vector dot is more than one, adjust item 9,10
alternately.
11. Press HIGH GAIN button and set to 0dB.
[Enter]
ELE- 33
R gamma for V
direction.
B gamma for H
direction
VR302
VR102