IBM HS12 Service Guide - Page 113

Replace the following components one at a time, See Removing an optional expansion unit

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v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See Chapter 4, "Parts listing, Types 8014, 8028 and 1916," on page 25 to determine which components are CRUs and which components are FRUs. v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. Error code Description Action 1808 Invalid header. 1. Run the Configuration/Setup Utility program ("Setup and configuration overview" on page 19) and make sure that interrupt resource settings are correct. 2. Remove each I/O expansion card one at a time, restarting the blade server each time, until the problem is isolated. See "Turning off the blade server" on page 10"Removing an I/O expansion card" on page 50 and "Turning on the blade server" on page 9. 3. If an optional expansion unit is installed, reseat it - See "Removing an optional expansion unit" on page 37 and "Installing an optional expansion unit" on page 38. 4. Replace the following components one at a time, in the order shown, restarting the blade server each time: a. Failed I/O expansion card - See "Removing an I/O expansion card" on page 50 and"Installing an I/O expansion card" on page 51. b. Optional expansion unit (if one is installed) See "Removing an optional expansion unit" on page 37 and "Installing an optional expansion unit" on page 38. c. (Trained service technician only) System-board assembly - See "Removing the system-board assembly" on page 65 and "Installing the system-board assembly" on page 66. Chapter 6. Diagnostics 101

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v
Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v
See Chapter 4, “Parts listing, Types 8014, 8028 and 1916,” on page 25 to determine which components are CRUs
and which components are FRUs.
v
If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Error code
Description
Action
1808
Invalid header.
1.
Run the Configuration/Setup Utility program
(“Setup and configuration overview” on page 19)
and make sure that interrupt resource settings are
correct.
2.
Remove each I/O expansion card one at a time,
restarting the blade server each time, until the
problem is isolated. See “Turning off the blade
server” on page 10“Removing an I/O expansion
card” on page 50 and “Turning on the blade
server” on page 9.
3.
If an optional expansion unit is installed, reseat it
- See “Removing an optional expansion unit” on
page 37 and “Installing an optional expansion
unit” on page 38.
4.
Replace the following components one at a time,
in the order shown, restarting the blade server
each time:
a.
Failed I/O expansion card - See “Removing
an I/O expansion card” on page 50
and“Installing an I/O expansion card” on
page 51.
b.
Optional expansion unit (if one is installed) -
See “Removing an optional expansion unit”
on page 37 and “Installing an optional
expansion unit” on page 38.
c.
(Trained service technician only) System-board
assembly - See “Removing the system-board
assembly” on page 65 and “Installing the
system-board assembly” on page 66.
Chapter 6. Diagnostics
101