Lenovo ThinkServer TD200x Hardware Maintenance Manual page 78

1
Server processor bus
2
Microprocessor
3
VRM
4
Microprocessor/memory configuration
5
Memory
6
NMI
7
Hard disk drive/RAID
The following table lists the EasyLED diagnostics LEDs, the problems that they indicate, and actions
to solve the problems.
• Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
• See the Parts Listing, TD200x Machine Types 3719, 3821, 3822, and 3823 to determine which
components are customer replaceable units (CRU) and which components are field replaceable units
(FRU).
• 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
System-event log
(LOG)
Temperature
70
ThinkServer TD200x Hardware Maintenance Manual
Description
A system error occurred.
The system temperature has
exceeded a threshold level.
8
Power supply
9
Fan
10
PCI bus
11
System board
12
Temperature
13
System-event log
14
USB ports
Action
View the contents of the system-event log (see Event
logs).
a. See the system-event log for the source of the
fault (see System-event log).
b. Make sure that the airflow in the server is not
blocked.
c. Make sure that the room temperature is neither
too hot nor too cold (see "Environment" in
Specifications).