R CUT -OFF (EVR),
G CUT -OFF (EVR),
B CUT -OFF (EVR)
Specification :
Refer to descriptions below.
INPUT :
Video Input Jack,
Monoscope Pattern Signal,
White Pattern Signal
Mode :
STOP
Equipment :
NTSC Video Pattern Generator,
White Pattern Generator,
Oscilloscope
1. Supply a Monoscope Pattern Signal to the Video Input Jack.
2. Connect the Oscilloscope to TP50 on the CRT C.B.A.
(Use TP47 for GND.)
3. Select SUB BRIGHT and move the shaded area to the value in EVR
adjustment mode.
4. Adjust the FOCUS CONTROL on the Flyback Transformer so that
the center of picture is the sharpest.
5. Press DISPLAY key (Service Switch) on the remote control for
collapse scan. (Refer to HOW TO ENTER SERVICE MODE.)
6. Turn the SCREEN CONTROL on Flyback Transformer fully
counterclockwise.
7. Adjust SUB BRIGHT in EVR adjustment mode so that the level A is
(140 VDC±5 VDC: For model with 13 inch CRT) or (170 VDC±5 VDC
For model with 20 inch CRT).
Fig.E13
81
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