American Power Conversion S20BLK Power Supply User Manual


 
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Figure 9. DELAYED OUTLET1: ON; DELAYED OUTLET1: OFF Screen
SELFTEST IS ON; ON-LINE SELFTEST — is shown in Figure 10, and
indicates that SELFTEST IS ON, and ON-LINE SELFTEST is active. This
SELFTEST is conducted using utility power.
Figure 10. SELFTEST IS ON; ON-LINE SELFTEST Screen
SELFTEST IS ON; ON-BATTERY SELFTEST — Figure 11 shows that an
ON-BATTERY SELFTEST is active with the unit internally switched to derive
power from the internal battery pack, which should already be connected within the
unit. The ON BATTERY LED is also lit (on) during this test. The unit will also test
to determine if an optional external battery pack (Model SBATTBLK or SBATT) is
connected to the unit. If no external battery pack is connected to the unit, the
message NO EXTERNAL BATTERY CONNECTED) will be displayed, as shown
in Figure 12.
Figure 11. SELFTEST IS ON; ON-BATTERY SELFTEST Screen
Figure 12. NO EXTERNAL BATTERY CONNECTED Screen
DELAYED OUTLET1:ON
DELAYED OUTLET2:OFF
SELFTEST IS ON...
ON-LINE SELFTEST
SELFTEST IS ON...
ON-BATTERY SELFTEST
NO EXTERNAL BATTERY
CONNECTED