IBM @server xSeries 343, Product Manual

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xSeries 343 Product Guide
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Table 22. POST Codes (continued)
Diagnostic LED Decoder
G=Green, R=Red, A=Amber
Post
Code
MSB LSB
Description
2Bh G Off A G Platform hook.
2Dh G G R G Initialize AMI display manager Module. Initialize support code for
headless system if no video controller is detected.
2Dh G G R G Scan flash for logos and Initialize logo data areas.
30h Off Off R R Detect PS/2 Mouse.
30h Off Off R R Hook after c000 ROM control.
2Eh R R A Off Set up video parameters in BIOS data area.
37h Off G A A Activate ADM: The display mode is set. Displaying the power-on
message next.
37h Off G A A Initialize language module. Display splash logo.
37h Off G A A Display Sign on message, BIOS ID and processor information.
38h G Off R R Detect USB Mouse: Initializing the bus input, and general devices
next, if present.
34h Off G R R Reset IDE Controllers.
39h G Off R A Displaying bus initialization error messages.
3Ah G Off A R Display Setup Message: The new cursor position has been read
and saved. Displaying the Hit Setup message next.
40h Off R Off Off Ensure Timer Keyboard Interrupts are on.
4Bh G R G G Memory Test: The amount of memory above 8 MB has been found
and verified. Checking for a soft reset and clearing the memory
below 8 MB for the soft reset next. If this is a power-on situation,
going to checkpoint 4Eh next.
57h Off A G A Chipset hook after memory size.
53h Off R A A Display processor cache size.
54h Off A Off R Disable parity and NMI reporting.
60h Off R R Off Test 8237 DMA Controller: The DMA page register test passed.
Performing the DMA Controller 1 base register test next.
65h Off A R G Init 8237 DMA Controller: The DMA controller 2 base register test
passed. Programming DMA controllers 1 and 2 next.
7Fh G A A A Extended NMI enable: Extended NMI source enabling is in
progress.
80h R Off Off Off Enable Mouse and Keyboard: The keyboard test has started.
Clearing the output buffer and checking for stuck keys. Issuing the
keyboard reset command next.
81h R Off Off G Keyboard Interface Test: A keyboard reset error or stuck key was
found. Issuing the keyboard controller interface test command
next.
continued