16
PDM-4210
PDM-4210
Item
Vs and Va VOLTAGE ADJUSTMENT
(1) Keep heat-run for 1 minutes or more.
(1) If the difference between the printed voltage of Vs
and the indicated value of Vs Voltmeter is over
0.1V, adjust the Vs ADJ VR located upward on the
Power Supply Unit to make it within 0.1V.
(2) Connect the DC Voltmeter to the Vs test point
and the GND point (or the Va test point and the
GND point) on the Power Supply Unit.
(2) If the difference between the printed voltage of Va
and the indicated value of Va Voltmeter is over
0.2V, adjust the Va ADJ VR located upward on the
Power Supply Unit to make it within 0.2V.
(3) Receive the all black signal with no setup.
(3) Check and do the procedure (1) again.
(4) Check the indication of Vs and Va voltages
printed on the label located upper right side on
the Panel Module.
<Example of the Voltage Label>
<LOT>
Vs= 80.0V
Va=60.0V
Vw=140.0V
Vx=60.0V
Power
Supply
Unit
X-sus
Y-sus
(Rear View)
Panel Module
Label
Vs ADJ
Va ADJ
Vs
GND
Va
MuRata
MPF7409
S/N
MADE IN JAPAN
Power Supply Unit
Preparation
Procedure
Содержание PDM-4210
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Страница 39: ...39 PDM 4210 PDM 4210 12 Diagnosis of the Panel Module 12 1 P C B s Layout Information FPF42C128128UC 55 ...