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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 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; diagnostic LEDs with the
system-error or information LED also lit Description
Hard-disk drive activity (green) When this LED is flashing rapidly, it indicates that there is activity on a
hard disk drive.
System locator (blue) Use this LED to visually locate the server among other servers.
System information (amber) When this amber LED is on, it indicates that information about a
suboptimal condition in the server is available in the IMM event log or
in the system-event log. Check the EasyLED diagnostic panel for more
information.
System error (amber) When this LED is lit, it indicates that a system error has occurred. Use
the diagnostic LED panel and the system service label to further isolate
the error.
EasyLED diagnostic panel
The following illustration shows the front LEDs on the EasyLED diagnostic panel.
The EasyLED diagnostic panel is located inside the front bezel.
Note: The EasyLED diagnostics LEDs remain lit only while the server is connected
to power.
1 Server processor bus 8 Power supply
2 Microprocessor 9 Fan
3 VRM 10 PCI bus
4 Microprocessor/memory configuration 11 System board
5 Memory 12 Temperature
6 NMI 13 System-event log
7 Hard disk drive/RAID 14 USB ports
20 ThinkServer TD200 Types 3724, 3808, 3809, 3815, 3817, 3824, 3826, 3836: Installation and User Guide