7. BIOS Setup
92
PC-686BX(NLX)-LV, PC-686BX(NLX)-LVV
Table 7.4. POST Codes < 4 / 5 >
5Ch Not used
5Dh
1. Initialize Init_onboard_super_IO switch.
2. Initialize Init_onboard_audio switch.
5Eh Not used
5Fh Not used
60h
Permit entry to the CMOS Setup utility. In other words, the CMOS Setup utility cannot be
entered until this point in the POST.
61h Not used
62h Not used
63h Not used
64h Not used
65h Initialize PS/2 mouse.
66h Not used
67h Generate memory size information for function calls (INT 15h ax=E820h).
68h Not used
69h Set L2 cache ON.
6Ah Not used
6Bh Set chipset registers based on setup and automatic configuration table.
6Ch Not used
6Dh
1. Allocate resources to all ISA PnP devices.
2. Assign ports to on-board COM ports if the corresponding setting is set to "Auto" in the setup.
6Eh Not used
6Fh
1. Initialize floppy controller.
2. Setup the 40:hardware floppy-related fields.
70h Not used
71h Not used
72h Not used
73h
(Optional function)
Enter AWDFLASH.EXE in the following case:
AWDFLASH is present in floppy drive.
The ALT+F2 keys are pressed.
74h Not used
75h Detect and install all IDE devices (HDD, LS120, ZIP, CDROM, etc.)
76h Not used
77h Detect serial and parallel ports.
78h Not used
79h Not used
7Ah Detect and install coprocessor.
7Bh Not used
7Ch Not used
7Dh Not used
7Eh Not used
POST (hex) Description
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