IBM H SERIES RS/6000, Installation And Service Manual

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Table 3-1 (Page 13 of 38). Firmware Error Codes.
Error Code Description Action / Possible Failing FRU
26800Cxx Machine Check occurred If the location code shown on the operator
panel identifies a card slot:
1. Replace the adapter in the slot identi-
fied.
2. Replace the I/O board (See notes on
3-1.)
If the location code shown does not iden-
tify a card slot, or if there is no location
code, replace the I/O board (See notes on
3-1.)
26800Dxx Machine Check occurred. Unable to
isolate to a single device. 1. Attempt to reboot the system in
Service Mode, this preserves the AIX
error log. If the reboot fails, attempt to
reboot CD-ROM. If the reboot is suc-
cessful, run Diagnotics in Problem
Determination mode to determine the
cause of failure. Otherwise continue.
2. Go to MAP 1540: Minimum Configura-
tion, “Step 1540-25” on page 2-60.
28030xxx RTC errors 1. Errors reported against the Real Time
Clock (RTC) can be caused by low
battery voltage and (more rarely)
power outages that occur during
normal system usage. These errors
are warnings that the RTC data
content needs to be re-established
and do not require any FRU replace-
ment unless the error is persistent.
When one of these errors occurs, the
Power On Password and Time and
Date information has been lost.
Ÿ
To set/restore a Power On Pass-
word, use the SMS utility.
Ÿ
To set/restore the Time and Date,
use the Operating System facility.
2. If the error is persistent, replace the
battery.
3. If the error is persistent after battery
replacement, replace the I/O board
(See notes on 3-1.)
28030001 RTC initialization required- RTC not
updating, corrected. Refer to Action under error code
28030xxx.
28030002 Bad time/date values 1. Set the time and date.
2. Refer to Action under error code
28030xxx.
3-14
RS/6000 Enterprise Server Model H Series Installation and Service Guide