Int 15/AX=4600h

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Compaq SLT/286 - READ POWER CONSERVATION/MODEM CONFIGURATION

AX = 4600h

Return:
AH = modem configuration information (see #00468) AL = power conservation status information (see #00469) 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 00468) 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 00469) 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

Category: Vendor-specific BIOS Extensions - Int 15h - C

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