Light path diagnostics
The server has LEDs to help you identify problems with some server components.
These LEDs are part of the light path diagnostics built into the server. By following
the path you can quickly identify the type of system error that occurred.
Status LEDs are located on the following components:
v Information panel
v Hard disk drive trays
v Power supply
v Diagnostic panel
v System board
Power supply LEDs
The ac and dc power LEDs on the power supply provide status information about
the power supply. See “Installing a hot-swap power supply” on page 70 for the
location of these LEDs.
1 Filler panel
2 AC power light
3 DC power light
4 Power supply handle
5 Power supply
16 IBM xSeries 350 Type 8682: Hardware Maintenance Manual