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Power On Self Test Keyboard LED Error Codes
Type-5, Type-5c, and Type 6 Keyboard
Enterprise 250 / Ultra 450 / Ultra Enterprise 450
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| On |
Off |
Off |
Off |
System board failed |
| Off |
On |
Off |
Off |
CPU 0 failed |
| Off |
On |
Off |
On |
CPU 1 failed |
| Off |
On |
On |
Off |
CPU 2 failed |
| Off |
On |
On |
On |
CPU 3 failed |
| On |
Off |
Off |
On |
No memory found |
| On |
On |
Off |
Off |
Bank 0 failed |
| On |
On |
Off |
On |
Bank 1 failed |
| On |
On |
On |
Off |
Bank 2 failed |
| On |
On |
On |
On |
Bank 3 failed |
| Off |
Off |
Off |
On |
NVRAM failed |
Ultra 5 / Ultra 10
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| On |
Off |
Off |
On |
System board failed |
| On |
Off |
On |
Off |
No memory found |
| On |
On |
On |
Off |
CPU module failed |
Ultra 30
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| On |
On |
On |
Off |
CPU module failed |
| On |
Off |
Off |
On |
System board failed |
| Off |
Off |
Off |
On |
U0701/U0801 failed |
| Off |
Off |
On |
Off |
U0901/U1001 failed |
| Off |
Off |
On |
On |
U0702/U0802 failed |
| Off |
On |
Off |
Off |
U0902/U1002 failed |
| Off |
On |
Off |
On |
U0703/U0803 failed |
| Off |
On |
On |
Off |
U0903/U1003 failed |
| Off |
On |
On |
On |
U0704/U0804 failed |
| On |
Off |
Off |
Off |
U0904/U1004 failed |
| On |
Off |
Off |
On |
System board failed |
| On |
Off |
On |
Off |
No memory found |
| On |
On |
On |
Off |
CPU module failed |
Ultra 2
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| Off |
Off |
Off |
On |
U0401/U0501 failed |
| Off |
Off |
On |
Off |
U0601/U0701 failed |
| Off |
Off |
On |
On |
U0402/U0502 failed |
| Off |
On |
Off |
Off |
U0602/U0702 failed |
| Off |
On |
Off |
On |
U0403/U0503 failed |
| Off |
On |
On |
Off |
U0603/U0703 failed |
| Off |
On |
On |
On |
U0404/U0504 failed |
| On |
Off |
Off |
Off |
U0604/U0704 failed |
| On |
Off |
Off |
On |
System board failed |
| On |
Off |
On |
Off |
No memory found |
| On |
On |
On |
Off |
CPU 0 failed |
| On |
On |
On |
On |
CPU 1 failed |
Ultra 1
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| Off |
Off |
Off |
On |
SIMM U0601 failed |
| Off |
Off |
On |
Off |
SIMM U0701 failed |
| Off |
Off |
On |
On |
SIMM U0602 failed |
| Off |
On |
Off |
Off |
SIMM U0702 failed |
| Off |
On |
Off |
On |
SIMM U0603 failed |
| Off |
On |
On |
Off |
SIMM U0703 failed |
| Off |
On |
On |
On |
SIMM U0604 failed |
| On |
Off |
Off |
Off |
SIMM U0704 failed |
| On |
Off |
Off |
On |
CPU board failed |
| On |
Off |
On |
Off |
No memory found |
SS20
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| Off |
Off |
Off |
On |
CPU failed |
| Off |
Off |
On |
Off |
MBus0 failed |
| Off |
On |
Off |
Off |
DSIMM J0201 |
SS4 / SS5
CAPS
LOCK |
COMPOSE |
SCROLL
LOCK |
NUM
LOCK |
DESCRIPTION |
| Blink |
Off |
Off |
Off |
Post running |
| Off |
Off |
Off |
Off |
Post complete |
| Off |
Off |
Off |
On |
CPU failed |
| Off |
Off |
On |
Off |
NVRAM failed |
| Off |
On |
Off |
Off |
DSIMM |
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