Specifications

DIGITAL-LOGIC AG Geode LX800 Manual V1.1C
Driver, Software & BIOS Information
51
7Bh DIMM has unsupported density. (e.g. 2GB or 8MB)
=> See Post 7Fh
Info*
7Ch Unsupported DIMM. (e.g. registered, buffered or asymmetric density)
=> See Post 7Fh
Info*
7Dh Unsupported number of banks on DIMM
=> See Post 7Fh
Info*
7Eh Memory setup successful Info
7Fh Memory setup failed.
Possible causes:
- No memory installed
- Unsupported memory type
- Bad SPD eeprom content
Error*
* Immediately after the information post code was output, the system will display post code 7Fh. (Note: You
can show the last post code by pressing the MSLPCPOD’s SW1 switch once).
Checkpoint Description Type
80h Early OEM post init Info
81h OEM post init Info
82h Fill out BDA area with system information Info
83h Checking NVRAM checksum (and load default values if mismatch) Info
85h MSR “fingerprint” passed Info
86h MSR “fingerprint” failed
Possible cause:
- BIOS bug
- Hardware failure
Error
87h Check IM_TAG BIST status Info/Error
88h Check IM_DATA BIST status Info/Error
89h Check FPU BIST status Info/Error
Checkpoint Description Type
90h In Stack Setup procedure (See Post 07h, 9Eh, 9Fh) Info
91h Check CPU PF BIST status Info/Error
92h Check CPU L2 BIST status Info/Error
93h Check GLCP BIST status Info/Error
94h Check DF BIST status Info/Error
95h Check VG BIST status Info/Error
96h Check VIP BIST status Info/Error
9Eh Stack setup up correctly (Status of Post 90h) Info
9Fh Stack setup detected an error (Status of Post 90h)
Possible causes:
- Bad memory
- Bad memory timing
Error
Checkpoint Description Type
0A0h In PLL init procedure Info
0A1h Setting Manual PLL values Info
0A3h You should never get here..... The chip should reset! Reset*
0A5h Detected memory overclocking and cannot fix it.
Possible causes:
- User has set memory speed in setup above maximum supported
value in SPD
- Maximum memory speed in SPD is bad
- BIOS bug
- No Memory installed (should make post 77h but it doesn’t work
every time)
Error
* Hardware reset necessary to apply register changes
Post 08h Status and error codes