HP rp5400 User Guide - HP rp5400 Family of Servers - Page 104
Troubleshooting and FRU identification, Use BCH commands
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Troubleshooting Troubleshooting and FRU identification Table 6-1 Problem Symptoms and Repair Actions (Continued) Problem or Symptom Problem Indicators Normal Functioning Indicators Troubleshooting Steps Potential FRUs Can't boot to ISL. Can't boot HP-UX. Console • Console messages messages and indicating prompt problems indicating you booting from are at ISL. the primary or alternate boot path. HP-UX boot error messages. RUN LED BLINKING. • HP-UX boot messages. • HP-UX prompt. • RUN LED on SOLID. 1. Use BCH commands to verify I/O and presence of valid LIF devices. 2. Use BCH "Warn"command to determine if Boot is disabled. 3. Check for IODC tombstones. 4. Check SP chassis error logs. 1. Check SP chassis error logs. 2. Run ODE diagnostics. • Disk Drive • Disk Media Backplane • LAN/SCSI Board • I/O Backplane • Processor • Disk Drive • Disk Media backplane • LAN/SCSI • Corrupt HP-UX 90 Chapter 6