Video System Level Adjustment; H/V Ratio Adjustment - Sony HDC4300 Service Manual

5-4.

Video System Level Adjustment

Note
Perform the video system level adjustment according to the system that the customer uses.
5-4-1.

H/V Ratio Adjustment

Equipment: Waveform monitor (R, G, B)
Test Point: SDI 1 connector
Object: Grayscale chart
Preparation
• Setting for MSU
DETAIL OFF button → ON (dark)
KNEE OFF button → OFF (lit)
• Shoot the grayscale chart so that the chart frame is aligned with the under scanned monitor frame.
• Lens iris: F4 to F5.6
• A = 600 ±20 mV
If the lens aperture is greater than F5.6, adjust the light amount with the shutter.
Procedure
1. Operate the control panel of MSU, and set as follows.
Note
Customer's settings must be restored after the adjustment. Write down the customer's settings.
(1) PAINT button → ON (lit)
(2) Touch panel operation: (Page 1) → [Detail] → [1/3]
Set each item as follows:
• Level → 99
• Limiter → 0
• Crispening → –25
• Level Dep → 25
2. Operate the [PAINT] menu of MSU, and set as follows.
Touch panel operation: (Page 1) → [Detail] → [2/3]
HDC4300
A
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