Connecting an Additional (Spare) Power Supply
Figure 4-2 Component Location/Schematic for User-Installed External Power Supply
J1
2
1
SS ( +ve Polarity)
E6198B Switch/Load Unit User Manual
Spare Supply pinout is located at Backplane connector J1 lets
you add an additional power supply such as a +24 volt power
supply for powering higher voltage relays.
placement and orientation on the backplane for the power
supply components. Connector J1 is loaded at the factory.
Capacitor C507 is loaded at the factory to minimize
high-frequency noise on the supply line. The auxiliary supply
output (Spare Supply) appears on Switch/Load Unit connector
J102 pin 79 and on the Test System Interface TC2 pin N4.
RT505
700m
HP 0837-0440
14
J1
Raytheon P/N
13
SMD100 or
equivalent
For SLU Standalone option, you can connect to the Spare Supply Input
directly from SLU rear. See
Figure 4-3 Spare Supply (Input) Connector on SLU rear (SLU
standalone).
For SLU System Integrated Option, it is necessary to remove the SLU
rear cover to access the Spare Supply connector on the backplane.
Configuring the Switch/Load Unit
Figure 4-2
C507
+
100uF
50V
HP 0180-3334
Figure 4-3
4
shows the
V+24V
To J102
4-5