R Cut Off; G Cut Off - Sharp VT-3448X Service Manual

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CRT CUT-OFF, BACKGROUND AND SUB-CONTRAST ADJUSTMENT (1)
1 .CRT CUT-OFF (l*C bus data adjustment)
the set)
visible.
Note : The data can be turned up and down with the above keys.
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G CUT OFF UP
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Note : Before starting this adjustment, warm up the unit for 30 minutes or longer at a beam current of over
SUB-BRIGHTNESS (l*C bus data adjustment)
signal.)
window pattern looks sinking.
Note : The service mode adjustment in the above steps (9) and
balance and background adjustments.
WHITE BALANCE AND BACKGROUND (l*C bus data adjustment)
x : 0.272
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y : 0.275
(with a Minolta colour temperature meter CA-1 00)
Note : The data can be turned up and down with the above keys.
G-DRIVE UP
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G-DRIVE DOWN "5" KEY
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ground colour. If the colour temperature is not as specified, go back to No, 1 on the preceding page.
Note : Before starting this adjustment, warm up the unit for 30 minutes or longer at a beam current of over
G CUT OFF DOWN "5" KEY
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B CUT OFF UP
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B CUT OFF DOWN "6" KEY
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B-DRIVE UP
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B-DRIVE DOWN "0" KEY
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should be carried out after the white