INT 15 - Compaq SLT/286 - MODIFY POWER CONSERVATION/MODEM CONFIGURATION AX = 4601h BL = system inactivity timeout (1-21 minutes) FFh do not change CL = video display inactivity timeout (1-63 minutes) FFh do not change DL = current fixed disk drive inactivity timeout (1-21 minutes) FFh do not change DH = new modem state (00h turn off, 01h turn on, FFh don't change) Return: CF clear if successful AH = 00h BL = current system inactivity timeout (1-21 minutes) CL = current video display inactivity timeout (1-63 minutes) DL = current fixed disk drive inactivity timeout (1-21 minutes) DH = modem state (FFh unchanged, 00h turned off, 01h turned on) CF set on error AH = error code 01h input is out of range 02h no modem present SeeAlso: AX=4600h,INT 77