S8901-54XC Hardware Installation Guide | 19
4.
Feed DC power into the system.
The PSU will immediately output 12V and 5VSB to the system when a -36V to -75V DC power
source is applied. The PSU has a built in 20 amperes, fast acting fuse based on the PSU
maximum capacity, which will act as a second tier system protection in case the power
distribution unit’s fuse is not functioning.
5.
Verify that the power supply is operating.
If connected correctly, when turned on, the LED on the PSU will light up with a Green color
designating normal operation.
AC Version
1.
Ensure there is enough power to supply the system.
The maximum system power consumption is 116 watts with an input voltage of 100-240V AC. It
is recommended to ensure that enough power is reserved from the power distribution system
before installation. Also, please ensure that both PSUs have been properly installed before
powering up the equipment, as the S8901-54XC is designed to support 1 + 1 power
redundancy.
2.
Attach the power cable.
Plug the power cord into the AC PSU and secure it tightly.
3.
Verify that the power supply is operating.
If connected correctly, when turned on, the LED on the PSU will light up with a Green color
designating normal operation.
Figure 27.
