JVC TK-C675BE, Service Manual

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Item Mode Adjustment procedure
Measuring
instrument &
Input signals
No.
Measuring point ( )
Adjustment parts ( )
Adjustment level ( )
1) Set the iris to “AUTO”.
2) Adjustment the Auto Iris level data so that
the white level at the center of the gray scale
chart at VIDEO output is 0.714Vp-p[100 IRE]
(U Ver.) or 0.7Vp-p (E Ver.).
21 Auto iris level
adjustment • Gray scale chart
(just scan)
• Oscilloscope
(H-rate)
LENS IRIS:
AUTO VIDEO output
35h (Auto iris level)
<U Ver.>
0.714Vp-p[100 IRE]
<E Ver.>
0.7Vp-p
2-14