Lenovo ThinkServer RD440 User Manual And Hardware Maintenance Manual page 40

2 CPU1 DIMM status LEDs
3
CPU2 DIMM status LEDs
The DIMM status LEDs help you to determine if there are any memory module errors.
Status
Solid off
Solid on (amber)
The following illustration shows the memory modules and their numbers.
Figure 15. DIMM status LEDs and DIMMs
4
Ambient temperature limit LED
The ambient temperature limit LED helps you to determine if the server is running at a normal temperature.
Status
Solid off
Solid on (amber)
28
ThinkServer RD440 User Guide and Hardware Maintenance Manual
Description
The memory modules are operating at a
normal temperature.
When a DIMM status LED is lit in amber, it
indicates that the corresponding memory
module is overheated.
Description
The server is running at a normal
temperature.
The ambient temperature is below 7°C
(44.6°F) or over 40°C (104°F).
Action
Check the BMC for errors and run the
diagnostic programs. See "Using a
diagnostic program" on page 212.
Action
Check the BMC for errors and run the
diagnostic programs. See "Using a
diagnostic program" on page 212.