Intel S3200SH Product Specification - Page 93
POST Code Checkpoints - diagnostic led
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Intel® Server Boards S3200SH/S3210SH TPS Error Reporting and Handling Green bits = 1100b = Ch Since the red bits correspond to the upper nibble and the green bits correspond to the lower nibble, the two are concatenated to be ACh. LEDs ACh Result Table 44. POST Progress Code LED Example Red 1 Amber MSB 8h Green 1 Red 0 Green 4h Green 1 Red 1 Red 2h Green 0 Red 0 Off LSB 1h Green 0 Figure 34. Example of Diagnostic LEDs on Server Board 5.2.2 POST Code Checkpoints Table 45. POST Code Checkpoints Checkpoint Diagnostic LED Decoder G=Green, R=Red, A=Amber MSB LSB Host Processor 0x10h Off off off R 0x11h Off Off Off A 0x12h Off Off G R 0x13h Off Off G A Chipset 0x21h OFF OFF R G Memory 0x22h OFF OFF A OFF 0x23h OFF OFF A G 0x24h OFF G R OFF 0x25h OFF G R G Description Power-on initialization of the host processor (bootstrap processor) Host processor cache initialization (including AP) Starting application processor initialization SMM initialization Initializing a chipset component Reading configuration data from memory (SPD on DIMM) Detecting presence of memory Programming timing parameters in the memory controller Configuring memory parameters in the memory controller Revision 1.8 81 Intel Order Number: E14960-009