Chapter 4: Powering On the Chassis
106
Figure 76. Tightening the Handle Locking Screw
9. Before attaching the power wires from the power supply to the circuit
breaker in the wiring closet, check that the circuit breaker is off.
10. Connect the power wires to the circuit breaker.
11. If you have two AT-SBxPWRSYS1-80 Power Supplies for the switch,
repeat this procedure to install the second power supply.
12. Turn the DC circuit breaker(s) on.
13. Turn the On/Off switch(es) on the AT-SBxPWRSYS1-80 Power
Supply(ies) to the On position. See Figure 54 on page 87.
14. Go to “Monitoring the Initialization Processes” on page 111.