Sony Power HADFX HDC-P1, Maintenance Manual

Page: 74 / 238

3-24 (E)
HDC-P1
B
A
3-4-9. Gamma Correction Adjustment
Equipment:
Waveform monitor (R, G, B)
Test Point:
SDI 1 and SDI 2 connectors
Object:
Grayscale chart
Preparations
.
Setting for MSU-900
KNEE OFF button
→
OFF (lit)
GAMMA OFF button
→
ON (dark)
.
Shoot the grayscale chart so that the chart frame is
aligned with the underscanned monitor frame.
.
Iris of the lens:
A = 700
?
20 mV
Adjustment Procedure
1. Perform the automatic white balance adjustment.
WHITE button/ MSU-900
→
ON (lit)
2. MSU menu operation:
.
PAINT button
→
ON (lit)
.
Touch panel operation
(Page 2/4)
→
[Gamma]
Adjustment item: R, G, B, Master
Speci fi cation: Adjust the cross points B of the
grayscale to desired level for R,
G and B respectively.
To adjust all cross points for R,
G and B simultaneously, adjust
them using Master.