Problems Indicated By The System Board Leds - IBM QS22 - BladeCenter - 0793 Service Manual

Table 4. Explanation of LEDs and their states (continued)
LED
Power-on LED

Problems indicated by the system board LEDs

The blade server must be removed from the BladeCenter unit and the cover
removed before you can use the light path LEDs for diagnostics. To activate the
light box and the other light path LEDs, press the light path diagnostics switch.
58
BladeCenter QS22 Type 0793: Problem Determination and Service Guide
State Explanation
Flashing rapidly The service processor on the
blade server is communicating
with the BladeCenter
Management Module.
Flashing slowly The blade server has power but
is not turned on.
Lit continuously (steady) The blade server has power
and is turned on.
Not lit. Blade server not powered.
Suggested action
No action required
Turn on if required
No action required
1. Verify that the BladeCenter
unit provides 12V dc to the
blade server.
2. Reseat blade server.
3. Check if BladeCenter power
supplies numbers 3 and 4
are installed and powered.
If they are not, install and
power them or use slots
1-5.
4. Go to "Power problems" on
page 62