IBM eserver 630 6C4, Service Manual

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Step 1540-8
1. Turn off the power.
2. Reconnect the system console.
Notes:
a. If an HMC has been defined as the firmware console, attach the HMC cable to
the HSC1 connector on the rear of the system unit.
b. If an ASCII terminal has been defined as the system console, attach the ASCII
terminal cable to the S1 connector on the rear of the system unit.
c. If a display attached to a display adapter has been defined as the system
console, install the display adapter and connect the display to the adapter. Plug
the keyboard into the keyboard connector on the rear of the system unit.
3. Turn on the power.
4. If the ASCII terminal or graphics display (including display adapter) is connected
differently than it was before, the Console Selection screen appears and requires
that a new console be selected.
5. When the word keyboard is displayed, press the number 1 key on the directly
attached keyboard, an ASCII terminal or HMC. This activates the system
management services (SMS).
6. Enter the appropriate password if you are prompted to do so.
Is the SMS screen displayed?
NO One of the FRUs remaining in the system unit is defective.
Exchange the FRUs that have not been exchanged, in the following order:
1. If you are using the hardware management console (HSC) go to the
″
Entry
MAP
″
in the
IBM Hardware Management Console for pSeries Maintenance
Guide, order number SA38-0603. If you cannot fix the problem using the
HMC tests, there may be a problem with the CEC backplane.
v
Replace the CEC backplane, location U0.1-P1. (See notes on page 57)
2. If you are using a graphics display, go to the Problem Determination
Procedures for the display. If you do not find a problem, do the following:
v
Replace the display adapter, location U0.1-P2-I n.
v
Replace the PCI riser card, location U0.1-P2.
v
Replace the CEC backplane, location U0.1-P1. (See notes on page 57)
Repeat this step until the defective FRU is identified or all the FRUs have been
exchanged.
If the symptom did not change and all the FRUs have been exchanged, call
service support for assistance.
If the symptom changed, check for loose cards, cables, and obvious problems.
If you do not find a problem, go to the “Quick Entry MAP” on page 58 and
follow the instructions for the new symptom.
YES Go to “Step 1540-9” on page 109.
108 Eserver
pSeries 630 Models 6C4 and 6E4 Service Guide