NonStop S-Series Hardware Installation and FastPath Guide (G06.25+)

HP NonStop S-Series Hardware Installation and FastPath Guide—529443-001
8-1
8
Powering On and Starting the
System
This section describes how to power on NonStop S-series system enclosures, how to
power on external devices, and how to start the system.
Caution. IOAM enclosures must be installed, powered on, and started by a service provider
trained by HP. Your service provider should refer to the Modular I/O Installation and
Configuration Guide which is located in the NTL Hardware Service and Maintenance library.
Topic Page
Starting a System for the First Time
8-2
Startup Checklist 8-2
Powering On External System Devices 8-3
Powering On the Primary System Console and Modem 8-3
Powering On the System 8-6
Powering On the System 8-6
Fault Tolerance and Access to Power Cutoffs 8-6
Power-On Procedure Using AC Power Cords 8-6
Status LEDs During a Power-On Procedure 8-10
Troubleshooting Abnormal LED States 8-12
Verifying Topology and System Components 8-14
Starting the System 8-17
Loading the System 8-17
Completing the System Load 8-20
Verifying the System Is Started 8-20