Technical data

CHALLENGE/Onyx Diagnostic Road Map 5-9
Figure 5-8 IP21 Power-On Test Sequence (4 of 4)
Initialize
IO4
Init EPC UART
Report CPU and
memory enabled
C
Load IO4 PROM
Test CC
join register
Print
diagnostic
Fail
Test CC
write gatherer
register
Print
diagnostic
Fail
A
Test IO4
PROM
Enter POD
mode
Fail
Pass
Interrupt slave
processor(s) and check
slave diag result
Check EAROM
Print
diagnostic
Fail
Pass
Fail
Pass
Enter POD
mode
Print IP21 PROM Vers.
Init hardware inventory
Configure CPU
Init MPCONF
Configure
memory
Print
diagnostic
Fail
Init bus tag
Pass
Pass