Compaq Mega-Post Network Card User Manual


 
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Appendix A
(CB)CMOS status register Init done. Any initialization before keyboard BAT to be
done next.
(CC)NMI handler shutdown.
Error Code - CD-CF
(CD)BAT command to keyboard controller is to be issued.
(CE)Keyboard controller BAT result verified. Any initialization after KB controller.
(CF)Initialization after KB controller BAT done. Keyboard command byte to be
written next.
Error Code - D0-DC
(D0)Entry to clear memory routine.
(D0)Interrupt handler error.(Beep)=4-2-1-1
(D1)Keyboard controller command byte is written. Going to check pressing of
<INS> key during power-on.
(D1)Ready to go to protected mode.
(D2)Checking for pressing of <INS>key during power-on done. Going to disable
DMA and Interrupt controllers.
(D2)Ready to clear extended memory.
(D2)Unknown interrupt error.(Beep)=4-2-1-3
(D3)DMA controller #1,#2,interrupt controller #1,#2 disable. Video display is
disable and port-B is initialized. Chipset initialize/auto memory detection about to
begin.
(D3)Ready to reset back to real mode.
(D4)Chipset Initialization/auto memory detection about to begin. Check SIMM for
mismatch.
(D4)Back in real mode-ready to clear real mode.
(D4)Pending interrupt error.(Beep)=4-2-2-1
(D5)RUNTIME code is un-compressed.
(D6)Initialize option ROM error.(Beep)4-2-2-3.Shutdown
error.(Beep)=4-2-3-1.(DA)Extended Block Move.(Beep)=4 -2-3-3.(DC)Shutdown
10 error(Beep)=4-2-4-1
(DD)Transfer control to un-compressed code in shadow ram at F000:FFF0.
(E0)Ready to replace E000 ROM.
(E0)Initialize the chipset.
Error Code - E1,E2
(E1)Completed E000 ROM replacement.
(E1)Initialize the bridge.
(E2)Ready to replace EGA ROM.
(E2)Initialize the motherboard chipset, and CPU.(Beep)=4-3 -1-3
Error Code - E3
(E3)Completed EGA ROM replacement.
(E3)Initialize refresh counter and system timer(Beep)=4-3- 1 -4
Error Code - E4-EC
(E4)Check for forced Flash or initialize system I/O.(Beep)= 4-3-2.(E5)Check HW
status of ROM or check force recovery boot.(Beep)4-3-2-2. (E6) BIOS ROM is
OK. (Beep) =4-3-2-3. (E7) Do a complete RAM Test or go to BIOS. (Beep)=4-3-2-4. (E8)Do
OEM initialization or set huge segment. (Beep)=4-3-3-1.
(E9) Initialize interrupt controller or initialize multi processor. (Beep)=4-3-3-2. (EA)Read in
bootstrap code or initialize OEM special code. (Beep)=4-3 -3-3. (EB) Initialize all vectors or
initialize PIC and DMA. (Beep)=4-3-3-4. (EC) Boot the
Flash program or initialize memory type. (Beep)=4-3-4-1. (ED) Initialize the boot
device or initialize memory size. (Beep)=4-3-4-2
Error Code - EE
(EE)Unexpected Processor exception.
(EE)Boot code was read OK or shadow boot block.(Beep)= 4-3-4-3
Error Code - F0-F7
(F0)Initialize interrupt vectors.(F1)Initialize Run Time Clock. (F2) Initialize video.
(F3)Initialize System Management Mode.(F4)Output one beep before
DOS.(F5)Boot to Mini DOS.(F6)Clear Huge Segment.(F7)Boot to Full DOS.
Error Code - FF
(FF)System booting. This means that the BIOS already passed control to the operation system.
If no error flags such as memory size are set ,boot via INT
19-load system from drive A, then C; display error message if correct boot device
not found. Boot system.
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