Lenovo ThinkServer RD440 - Manual (Page 38)

Table 1. Potential errors and corresponding solutions (continued)
LED Status Potential error Solution
4 Memory module
status LED
Solid on (amber) One or more memory modules
are overheated. Check the BMC for errors and
run the diagnostic programs. See
“Using a diagnostic program” on
page 204.
5 Microprocessor
status LED (also known
as CPU error LED)
Solid on (amber) The microprocessors are
overheated. Check the BMC for errors and
run the diagnostic programs. See
“Using a diagnostic program” on
page 204.
Intelligent Diagnostics Module Premium
The Intelligent Diagnostics Module Premium (IDM Premium) is available in some models to provide advanced
diagnostic functions. The following illustration shows the diagnostic LEDs on the IDM Premium panel.
Mem 1
PSU 1 2
Mem 2
1 2 3 4 5 6
CPU 1 2
1 2 3 4 5 6
Temp
1 2 3 5 6
Figure 13. IDM Premium panel
1 System fan error LEDs 4 Ambient temperature limit LED
2 CPU1 DIMM status LEDs 5 Microprocessor status LEDs
3 CPU2 DIMM status LEDs 6 Power supply error LEDs
26 ThinkServer RD440 User Guide and Hardware Maintenance Manual