Code

 

 

Beeps / Description

Code

Beeps / Description

95h

 

Install CD ROM for boot

C9h

Extended checksum

 

 

 

 

 

(optional)

96h

 

Clear huge ES segment

D2h

Unknown Interrupt

 

 

register

 

 

97h

 

Fixup Multi Processor table

80h

Chipset Init

98h

 

1-2

. Search for option

81h

Bridge Init

 

 

 

ROMs.

 

 

99h

 

Check for SMART Drive

82h

Initialize the CPU

 

 

(optional)

 

 

9Ah

 

Shadow option ROMs

83h

Initialize system timer

9Ch

 

Set up Power Management

84h

Initialize system I/O

9Dh

 

Initialize security engine

85h

Check force recovery boot

 

 

(optional)

 

 

9Eh

 

Enable hardware interrupts

86h

Checksum BIOS ROM

9Fh

 

Determine number of ATA

87h

Go to BIOS

 

 

and SCSI drives

 

 

A0h

 

Set time of day

89h

Set Huge Segment

88h

 

Initialize Multi Processor

92h

Initialize Run Time Clock

8Ah

 

Initialize OEM special code

93h

Initialize video

8Bh

 

Initialize PIC and DMA

8Fh

Initialize System

 

 

 

 

 

Management Mode

8Ch

 

Initialize Memory type

94h

Output one beep before

 

 

 

 

 

boot

8Dh

 

Initialize Memory size

95h

Boot to Mini DOS

8Eh

 

Shadow Boot Block

96h

Clear Huge Segment

90h

 

System memory test

97h

Boot to Full DOS

91h

 

Initialize interrupt vectors

 

 

68

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Image 68
Tyan Computer S5520, Q35T warranty Code Beeps / Description