IBM IntelliStation Z Pro 6223 Hardware Maintenance Manual And Troubleshooting Manual page 112

Note: See Chapter 7, "Parts listing Types 6223 and 6227," on page 115 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Symptom
The computer does not turn off.
Note: See Chapter 7, "Parts listing Types 6223 and 6227," on page 115 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Symptom
The number of serial ports
identified by the operating
system is less than the number
of serial ports installed.
A serial device does not work.
Note: See Chapter 7, "Parts listing Types 6223 and 6227," on page 115 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Symptom
™
TheServerGuide Setup and
Installation CD will not start.
The SCSI RAID program cannot
view all installed drives, or the
NOS cannot be installed.
The operating system
installation program
continuously loops.
102
IntelliStation Z Pro Types 6223 and 6227: Hardware Maintenance Manual and Troubleshooting Guide
Power
FRU/action
1. Verify whether you are using an ACPI or non-ACPI operating system. If
you are using a non-ACPI operating system:
a. Press Ctrl+Alt+Delete.
b. Turn off the system by holding the power-control button for 4 seconds.
c. If computer fails during BIOS POST and power-control button does not
work, remove the AC power cord.
2. If the problem remains or if you are using an ACPI-aware operating system,
suspect the system board.
Serial port
FRU/action
1. Verify that:
v Each port is assigned a unique address by the Configuration/Setup Utility
program and none of the serial ports is disabled.
v The serial-port adapter, if you installed one, is seated properly.
2. Failing serial port adapter.
1. Verify that:
v The device is compatible with the computer.
v The serial port is enabled and is assigned a unique address.
v The device is connected to the correct port (see "Input/output connectors" on
page 53).
2. Failing serial device.
3. Serial adapter, if installed.
4. System board.
ServerGuide Setup and Installation CD
FRU/action
v Verify that the server is supported and has a startable (bootable) CD-ROM
drive.
v If the startup (boot) sequence settings have been altered, ensure that the
CD-ROM drive is first in the startup sequence.
v If more than one CD-ROM drive is installed, ensure that only one drive is set as
the primary drive. Start the CD from the primary drive.
v Verify that there are no duplicate SCSI IDs or IRQ assignments.
v Verify that the hard disk drive is connected properly.
v Make more space available on the hard disk.