Allied Telesis Removable Power Supply and Fan - Manual (Page 18)

Installation Guide
17
1. Ensure that the circuit breaker for the supply circuit and the Run/Standby
switch on the PSU are off (slide to position O).
2. Plug the DC power cord into the power inlet on the PSU.
3. Connect the supply cable wires to the circuit breaker and switch the circuit
breaker ON.
4. Turn on the PSU by sliding in the Run/Standby switch to position 1.
5. Confirm that the switch is receiving power.
Check that the PSU LED on the front panel of the switch corresponding to
the the PSU bay lights green. If the LED does not light green, check the
Run/Standby switch. See the Hardware Reference for more
troubleshooting information.
DC
IN
LED
RUN/STANDBY
SWITCH CAPTIVE
SCREW
DC
OUT
LED
FAULT
LED