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Technical Reference Guide
Compaq Deskpro 4000N and 4000S Personal Computers
First Edition - September 1997
8-11
Extended Disk Support Record, SIT Record 0Eh
Byte Function
Default
Value
00h Record ID 0Eh
01h No. of Data Bytes in Record 02h
02h Pointer To Extended Disk table (High Byte) [1]
03h Pointer To Extended Disk table (Low Byte) [1]
NOTE: [1] Determined at runtime.
System Record, SIT Record 0Fh (Not Used)
Product Name Header Record, SIT Record 10h
Byte Function
Default
Value
00h Record ID 10h
01h No. of Data Bytes in Record 14h
02h-14 Product Name “Compaq Deskpro 4000”
15h Terminator Byte 00h
DC-DC Converter Record, SIT Record 11h (Not Used)
Processor Microcode Patch Record, SIT Record 12h
Byte Function
Default
Value
00h Record ID 12h
01h No. of Data Bytes in Record 02h
02h-05h Patch 1 Version 00000020h
06h-09h Patch 1 Date 09031996h
0Ah-0Dh Patch 1 Family/Model/Stepping 00000632h
Patch 2 Version
Patch 2 Date
Patch 2 Family/Model/Stepping
System Hood Removal Record, SIT Record 13h
Byte Function
Default
Value
00h Record ID 13h
01h No. of Data Bytes in Record 09h
02h-05h Hood Removed Time Stamp (Year/Month/Day/Hours/Min/Sec [1]
06h Hood Removal Support CMOS Byte Offset 00h
07h Hood Removal Support Bit Location 00h
08h Hood Removal NOBOOT CMOS Byte Offset 00h
09h Hood Removal NOBOOT CMOS Bit Location 00h
0Ah Software Hood Lock [1]
NOTE: [1] Determined at runtime.