Sharp 4M-IOM Service Manual page 10

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ADJUSTMENT PROCEDURES
Adjusting Conditions
control to middle position.
[Standard settings]
in this order.
. R-WHITE BALANCE ADJUSTMENT : VR810, VR812
jack.
signal of channel-l to the channel-2.
. B-WHITE BALANCE ADJUSTMENT : VR807, VR806
jack.
signal of channel-l to the channel-2.
. COUNTER ELECTRODE BIAS ADJUSTMENT : VR814
SUB-BRIGHTNESS ADJUSTMENT : VR813
l
(Continued )
Adjusting Procedures
I
amplitude of the waveform on the oscilloscope
screen becomes minimum.
amplitude of the waveform on the oscilloscope
screen becomes minimum.
gets whitish on the screen.

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