User`s guide

B-2 StorageWorks Fibre Channel Storage Switch Service Guide
Table B-1
7-bit Assignments of the CPU LEDs
Bit
6
Bit
5
Bit
4
Bit
3
Bit
2
Bit
1
Bit
0
External
Connecto
r
CPU Status
0000001 Bit 0, Hex 01, processor
writing memory
0000010 Bit 1 Hex 02, CPU reading
1
st
quarter of memory.
0000100 Bit 1 Hex 02, CPU reading
1
st
quarter of memory.
0001000 Bit 1 Hex 02, CPU reading
1
st
quarter of memory.
0010000 Bit 1 Hex 02, CPU reading
1
st
quarter of memory.
0100000 Bit 1 Hex 02, CPU reading
1
st
quarter of memory.
1000000 Bit 1 Hex 02, CPU reading
1
st
quarter of memory.
Memory Test Error Indicators
A failure detected in the Power-On Self-Tests (POSTs) might not be
indicated on the front panel LEDs. But the LEDs on the CPU card locate and
indicate a failure.