Technical Product Specification
IntelĀ® Server Board S2600IP and IntelĀ® Workstation Board W2600CR TPSAppendix D: POST Code Diagnostic LED Decoder
Revision 1.4 Intel order number G34153-004 159
Checkpoint
Diagnostic LED Decoder
Description
1 = LED On, 0 = LED Off
Upper Nibble
Lower Nibble
MSB
LSB
8h
4h
2h
1h
8h
4h
2h
1h
LED
#7
#6
#5
#4
#3
#2
#1
#0
02h = Hardware memtest failed.
03h = Hardware Memtest failure in Lockstep Channel mode
requiring a channel to be disabled. This is a fatal error which
requires a reset and calling MRC with a different RAS mode to
retry.
EDh
1
1
1
0
1
1
0
1
DIMM configuration population error
01h = Different DIMM types (UDIMM, RDIMM, LRDIMM) are
detected installed in the system.
02h = Violation of DIMM population rules.
03h = The 3rd DIMM slot cannot be populated when QR DIMMs
are installed.
04h = UDIMMs are not supported in the 3rd DIMM slot.
05h = Unsupported DIMM Voltage.
EFh
1
1
1
0
1
1
1
1
Indicates a CLTT table structure error