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Output
Set Voltmeter
R62
3) Equipment connection/Procedure
Vop voltage setting
Input
Connection
Input
Point
Input
Signal
Adjust
Output
Connection
Output
Point
Adjust for
VR1 Voltmeter R62
Adjust for 4.4 ±0.1 V reading
on voltmeter.
Make fine adjustment accord-
ing to the next instruction.
Watching the LCD at a 37° angle to the horizontal, adjust Vop
voltage so that unenergized segments are seen dimly.
ADJUSTMENT
MAIN PCB
1) Items to be adjusted:
2) Adjustment and Test Point Locations
(TOP VIEW)
Item
Measuring Instrument
Vop voltage setting Voltmeter
37°
LCD
Eye
Test point
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