13
M-Drive | SERVICE MANUAL
INDEX
Switching the Module ON in AC
(Fig. 12)
Remove al previously made connections.
Connect a variac to the PL15 Connector, and slowly
increase the voltage to 120 VAC.
Checking the Rail’s Voltages in AC (With Load)
Connect the
Function Generator
to the module’s DPC
Board. (Fig. 15)
Turn the potentiometer completely clockwise.
Feed the module with a 50Hz 8/32 Burst Sine Wave @ 1 V
rms
(0 dBV, 2.21 dBu) amplitude.
(Fig. 15)
With a multimeter set to V, check the tensions on the
by probing on the points
highlighted on (Fig. 117)
+VCCMON 1/2: +75 Vdc ±5% (+150Vcc)
-VCCMON 1/2: -75 Vdc ±5% (-150Vcc)
V
(Fig. 17)
Summary of Contents for M-Drive
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