Sharp VL-MC500H Service Manual page 36

VL-MC500S/H/E
Item
(12) Iris AE adjustment
• Measurement terminal:
S terminal luminance signal output
(75 Ω termination)
• Address: "0002" AE_CVT
• Measuring instrument:
Oscilloscope (horizontal sync)
• Object:
Grey scale
• Data variation width:
"0000" to "00FE"
(1) Set the unit to the normal operation mode (write the data "
"0000").
(2) Observe the video output with an oscilloscope in the gray scale standard recording
state, and make sure that the luminance signal level of white is 650 ± 10 mVp-p and
the luminance signal level of gray in the gray scale background is 300 ± 10 mVp-p.
36
Adjustment method
FF" to the address
100mV/div