Int 15 Fn 4600  - Compaq Slt/286 - Read Power Conservation/modem Configur  [b]

   AX = 4600h

Return: AH = modem configuration information (see #0394)
   AL = power conservation status information (see #0395)
   BH = default system inactivity timeout (1-21 minutes)
   BL = current system inactivity timeout (1-21 minutes)
   CH = default video display inactivity timeout (1-63 minutes)
   CL = current video display inactivity timeout (1-63 minutes)
   DH = default fixed disk drive inactivity timeout (1-21 minutes)
   DL = current fixed disk drive inactivity timeout (1-21 minutes)

See Also: AX=4280h,AX=4601h,INT 77

Bitfields for Compaq SLT/286 modem configuration information:
Bit(s) Description (Table 0394)
 0 powerup state (0 off, 1 on)
 1 modem installed
 2 IRQ line assignment (0 IRQ 4, 1 IRQ 3)
 3 COM port assignment (0 = COM 2, 1 = COM 1)
 4 modem state (0 not assigned, 1 assigned)
 5 modem is on

Bitfields for Compaq SLT/286 power conservation status:
Bit(s) Description (Table 0395)
 0 power source (0 internal, 1 external)
 1-2   low battery state
   00 no low battery condition
   01 low battery 1
   10 reserved
   11 low battery 2
 3-4   power conservation mode
   00 automatic, 01 on, 10 off, 11 reserved