Table 2. Firmware Checkpoints (continued)
Checkpoint Description Action/
Possible Failing FRU
E189 Add PS2 VPD to NVRAM and
device tree
See “Note” on page 137.
E18C VPD and data communications
with I/O planar complete
See “Note” on page 137.
E190 Create ISA node See “Note” on page 137.
E191 Create ISA reserved node See “Note” on page 137.
E193 Initialize Super I/O See “Note” on page 137.
E196 Probe ISA bus See “Note” on page 137.
E199 Reboot after flash Try to boot system a second
time. If this does not work,
replace the primary I/O
backplane.
See “Note” on page 137.
E19B Create service processor node See “Note” on page 137.
E19C Create tablet node See “Note” on page 137.
E19D Create NVRAM node See “Note” on page 137.
E19E Real-time clock (RTC)
initialization
Refer to error code 28030xxx
in “Firmware/POST Error
Codes” on page 194.
E1AD See description of checkpoint
E1DE
See “Note” on page 137.
E1B0 Create lpt node See “Note” on page 137.
E1B1 Create serial node See “Note” on page 137.
E1B2 Create audio node See “Note” on page 137.
E1B3 Create 8042 node See “Note” on page 137.
E1B6 Probe for (ISA) keyboard See “Note” on page 137.
E1BD Probe for (ISA) mouse See “Note” on page 137.
E1BF Create pwr-mgmt node See “Note” on page 137.
E1C4 Build ISA timer chip node See “Note” on page 137.
E1C5 Create ISA interrupt controller
(pic) node
See “Note” on page 137.
E1C6 Create DMA node See “Note” on page 137.
E1D0 Create PCI SCSI node Perform Repair actions from
checkpoint E156.
E1D3 Create SCSI block device node
(SD)
Perform Repair actions from
checkpoint E156.
E1D4 Create SCSI byte device node
(ST)
Perform Repair actions from
checkpoint E156.
E1DB Create floppy controller (FDC)
node
Replace the primary I/O
backplane. See “Note” on
page 137.
148 Service Guide
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