Compaq 4000N Personal Computer User Manual


 
Chapter 4 System Support
Compaq Deskpro 4000N and 4000S Personal Computers
First Edition - September 1997
4-28
Configuration Byte 13h, Security Functions
Default Value = 00h
Bit Function
7 Reserved
6 QuickBlank Enable After Standby:
0 = Disable
1 = Enable
5 Administrator Password:
0 = Not present
1 = Present
4 Reserved
3 Diskette Boot Enable:
0 = Enable
1 = Disable
2 QuickLock Enable:
0 = Disable
1 = Enable
1 Network Server Mode/Security Lock Override:
0 = Disable
1 = Enable
0 Password State (Set by BIOS at Power-up)
0 = Not set
1 = Set
Configuration Byte 14h, Equipment Installed
Default Value (standard configuration) = 03h
Bit Function
7,6 No. of Diskette Drives Installed:
00 = 1 drive 10 = 3 drives
01 = 2 drives 11 = 4 drives
5..2 Reserved
1 Coprocessor Present
0 = Coprocessor not installed
1 = Coprocessor installed
0 Diskette Drives Present
0 = No diskette drives installed
1 = Diskette drive(s) installed
Configuration Bytes 15h and 16h, Base Memory Size
Default Value = 280h
Bytes 15h and 16h hold a 16-bit value that specifies the base memory size in increments of 1-KB
(1024) bytes. Valid base memory sizes are 512-KB and 640-KB.
Configuration Bytes 17h and 18h, Extended Memory Size
Bytes 17h and 18h hold a 16-bit value that specifies the extended memory size in increments of
1-KB (1024) bytes.