I.2018002 [I.2018002] The device found at Bus % Device % Function % could not be configured due to
resource constraints. The Vendor ID for the device is % and the Device ID is %.
Explanation: OUT_OF_RESOURCES (PCI Option ROM)
Severity: Info
User response: Complete the following steps:
1. If this PCIe device and/or any attached cables were recently installed, moved, serviced or upgraded, reseat
adapter and any attached cables.
2. Check IBM support site for any applicable RETAIN tip or UEFI or adapter firmware update that applies to this
error. NOTE: It may be necessary to disable unused option ROMs from UEFI F1 setup or ASU or using adapter
manufacturer utilities so that adapter firmware can be updated.
3. Move the card to a different slot on the I/O card. If issue persist, move card to a different prowl I/O card. If
Error re-occurs, replace the adapter.
4. (Trained Service technician only) If adapter was moved to a different slot and error did not re-occur, verify that
this is not a system limitation and then replace the system board. Also, if this is not the initial installation and the
error persists after adapter replacement, replace system board.
I.2018003 [I.2018003] A bad option ROM checksum was detected for the device found at Bus % Device %
Function %. The Vendor ID for the device is % and the Device ID is %.
Explanation: ROM CHECKSUM ERROR
Severity: Error
User response: Complete the following steps:
1. If this PCIe device and/or any attached cables were recently installed, moved, serviced or upgraded, reseat
adapter and any attached cables.
2. Move the card to a different slot on the I/O card. If issue persist, move card to a different I/O card. If Error
re-occurs, replace the adapter.
3. Check IBM support site for any applicable RETAIN tip or UEFI or adapter firmware update that applies to this
error. NOTE: It may be necessary to configure slot to Gen1 or to use special utility software so that adapter
firmware can be upgraded. Gen1/Gen2 settings can be configured via F1 Setup -> System Settings -> Devices and
I/O Ports -> PCIe Gen1/Gen2/Gen3 Speed Selection, or the ASU Utility.
4. Replace adapter.
I.3048005 [I.3048005] UEFI has booted from the backup flash bank.
Explanation: Booting Backup UEFI Image
Severity: Info
User response: Complete the following steps:
1. Refer to service information for this product section on UEFI Recovery to return system to primary bank.
I.2018002 • I.3048005
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IBM System x3850 X5 and x3950 X5 Types 7145, 7146, 7143, and 7191: Problem Determination and Service Guide