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IBM Ethernet Appliance J56S Getting Started Guide
Figure 9: Connecting AC Power to the Ethernet Appliance
4.
Connect Power to a DC-Powered Ethernet Appliance
WARNING: The device must be properly grounded before you connect the DC power
cables.
Table 3: DC Power System Input Voltage
16
Step 5: Connect Ground and Power Cables
Switch the AC switch on each power supply to the
the status LEDs on each power supply faceplate. If an AC power supply is correctly
installed and functioning normally, the
the
PS FAIL
LED does not light.
If any of the status LEDs indicates that the power supply is not functioning
normally, repeat the installation and cabling procedures.
Item
Specification
DC input voltage
Operating range: –40.5 to –72 VDC
ON
position ( ) and observe
and
LEDs light steadily, and
AC OK
DC OK
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