HP Vectra XA 5/xxx HP Vectra xA 5/XXX Series 5 Pc DESKTOP USER’S GUID - Page 59

Video Submenu Configuration group, Setup Item, Default, Action, Memory and Cache Submenu

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3 The HP Setup Program Understanding the SETUP Program Setup Item Video system Video BIOS shadowing Video Submenu (Configuration group) Default Action [EGA/VGA] [Enabled] Selects video display type. Other options are: CGA 80x25, or Monochrome. Enables or disables video BIOS shadowing (for AT external video boards only). Enabling the BIOS shadowing improves the performance of your PC. Memory and Cache Submenu (Configuration group) Setup Item Default Action Memory caching Memory hole [Both] [Disabled] Parity/ECC (not available)1 [Disabled] Displays Option ROM Messages [Enabled] Shadow/Cache ISA Option ROMs [Disabled] Controls internal (L1) and external (L2) memory caching. If needed, sets a 1 MB memory hole between the 15 MB and 16 MB memory regions. If all SIMMs were 36 bits wide-this feature would enable either parity checking or ECC. This feature will allow the POST screen to display the Option ROM messages. Enabling it is recommended when installing an accessory board, but it can be disabled after. Enables shadowing and caching for nonPlug-and-Play ISA Option ROMs in order to improve the system performance. Note that some Option ROMs cannot be shadowed. 1. If your Bios detects that all SIMMs are 36 bits wide, this Setup item becomes available. English 47

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English
47
3
The HP Setup Program
Understanding the SETUP Program
1.
If your Bios detects that all SIMMs are 36 bits wide, this Setup item becomes available.
Video Submenu (Configuration group)
Setup Item
Default
Action
Video system
[EGA/VGA]
Selects video display type. Other options are: CGA
80x25, or Monochrome.
Video BIOS shadowing
[Enabled]
Enables or disables video BIOS shadowing (for AT
external video boards only). Enabling the BIOS
shadowing improves the performance of your PC.
Memory and Cache Submenu (Configuration group)
Setup Item
Default
Action
Memory caching
[Both]
Controls internal (L1) and external (L2)
memory caching.
Memory hole
[Disabled]
If needed, sets a 1 MB memory hole
between the 15 MB and 16 MB memory
regions.
Parity/ECC (not available)
1
[Disabled]
If all SIMMs were 36 bits wide—this
feature would enable either parity
checking or ECC.
Displays Option ROM Messages
[Enabled]
This feature will allow the POST screen to
display the Option ROM messages.
Enabling it is recommended when
installing an accessory board, but it can be
disabled after.
Shadow/Cache ISA Option ROMs
[Disabled]
Enables shadowing and caching for non-
Plug-and-Play ISA Option ROMs in order to
improve the system performance. Note
that some Option ROMs cannot be
shadowed.