Lenovo x3300 M4 7382 Installation And Service Manual page 160

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Chapter 5 "Parts listing, Lenovo System x3300 M4 Type 7382" on page 159 to check if a component is a
structural, or FRU part.
• If an action step is preceded by "(Trained technician only)," that step must be performed only by a trained
technician.
Symptom
The Pwr rail 3 error has been
recorded in the IMM2 event
log.
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System x3300 M4 Installation and Service Guide
Action
3. Restart the server. If the Pwr rail 2 error has been recorded in the IMM2 event
log again, (trained technician only) replace the Power Paddle Card (see
"Installing the power paddle card" on page 79.)
4. Restart the server. If the Pwr rail 2 error has been recorded in the IMM2 event
log again, the microprocessor 1is defective.
• (Trained technician only) replace microprocessor 1 (see "Installing a
microprocessor and heat sink" on page 73.)
5. Reinstall the component; then, restarting the server. If the Pwr rail 2 error has
been recorded in the IMM2 event log again, the component that you just
reinstalled is defective. Replace the defective component.
• Fan 2
• Fan 1
1. Disconnect the server power cords.
2. (Trained technician only) remove microprocessor 2 if Pwr rail 3 error has been
recorded in the IMM2 event log.
3. Restart the server. If the Pwr rail 3 error has been recorded in the IMM2 event
log again, (trained technician only) replace the Power Paddle Card (see
"Installing the power paddle card" on page 79.)
4. Reinstall the component; then, restarting the server. If the Pwr Rail 3 error has
been recorded in the IMM2 event log again, the component that you just
reinstalled is defective. Replace the defective component.
• (Trained technician only) replace microprocessor 2 (see "Installing a
microprocessor and heat sink" on page 73.)
5. (Trained technician only) replace System board (see "Replacing the system
board" on page 286.)