Troubleshooting 8–3
Post Codes
20 ISA bus reset
3F Fatal error. Second code identifies source of error:
05 = No memory found
06 = Checksum error detected when image was read back from
memory
SRM
Console FF
FE Starting console
Idle PCB initialization
FD Semaphore initialization
FC Heap initialization
FB Heap initialization
FA Heap initialization
F9 Driver structure initializatio n
F8 Idle process PID initializati on
F7 File system initialization
F6 Timer data structures initialization
F5 Lowering IPL
F4 Entering idle loop
F3 Creating task to deallocate dead PCBs
F2 Creating polling task
F1 Creating timer task
F0 Creating power-up task
EF Configuring memory
EE Phase 1 driver startup
ED Configuring the PCI/ISA bus
EC Phase 3 driver startup
EB Switching stdin/out/err to console terminal device
EA Phase 4 driver startup
E9 Building per CPU slot in the HWRPB
E8 SCSI class driver initialization
E7 Phase 5 driver startup
Fail-safe
booter BF Fail-safe booter startup
Table 8–2 P ost Codes (Continued)
Source Post Code
(hex) Description