Lenovo ThinkServer TD200x - Manual (Page 39)

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the Parts Listing in the Hardware Maintenance Manual to determine which components are customer
replaceable units (CRUs) and which components are field replaceable units (FRUs).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Lit EasyLED
diagnostics LED with
the system-error or
information LED also
lit
Description Action
Service processor bus
(SP BUS) The IMM detects an internal error. 1. Disconnect the server from ac power; then,
reconnect the server to power and restart the
server.
2. Update the IMM firmware.
1. The following table lists the EasyLED diagnostics LEDs, the problems that they
indicate, and actions to solve the problems.
Look at the system service label on the top of the server, which gives an
overview of internal components that correspond to the LEDs on the EasyLED
diagnostics panel. This information can often provide enough information to
diagnose the error.
2. Remove the server cover and look inside the server for lit LEDs. Certain
components inside the server have LEDs that are lit to indicate the location of a
problem (See “System-board LEDs” on page 29).
The following illustration shows the LEDs on the system board.
Chapter 4. Server controls, LEDs, and power 23