INT 15 - Advanced Power Management v1.0+ - SET POWER STATE AX = 5307h BX = device ID (see #00474) CX = system state ID (see #00475) Return: CF clear if successful CF set on error AH = error code (01h,03h,09h,0Ah,0Bh,60h) (see #00473) Note: should not be called from within a hardware interrupt handler to avoid reentrance problems SeeAlso: AX=530Ch