...because we can't all be on the bleeding edge...
HEWLETT-PACKARD COMPANY
HP VECTRA 486N PC Series
|
Processor |
80486SX/80487SX/80486DX/80486DX2 |
|
Processor Speed |
16/20/25/33/50(internal)/66(internal)MHz |
|
Chip Set |
HP |
|
Max. Onboard DRAM |
48MB |
|
Cache |
None |
|
BIOS |
HP |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Bus mouse port, floppy interface, IDE interface, parallel port, riser card slot, serial ports (2), VGA port |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
VGA port |
CN1 |
Parallel port |
CN4 |
|
Serial port 2 |
CN2 |
Bus mouse |
CN5 |
|
Serial port 1 |
CN3 |
Riser card |
S1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Switch |
Position | |
| » |
I/O controller index select 0388h and data address select 0398h |
SWA/3 |
Off |
|
I/O controller index select 026Fh and data address select 026Eh |
SWA/3 |
On | |
| » |
ROM setup write enabled |
SWA/4 |
Off |
|
ROM setup write disabled |
SWA/4 |
On | |
| » |
IRQ12 select mouse port (CN5) |
SWB/1 |
Off |
|
IRQ12 disabled |
SWB/1 |
On | |
| » |
IRQ9 disabled |
SWB/2 |
Off |
|
IRQ9 select VGA port |
SWB/2 |
On | |
| » |
VGA port enabled |
SWB/3 |
Off |
|
VGA port disabled |
SWB/3 |
On | |
| » |
Password check enabled |
SWB/4 |
Off |
|
Password check disabled (password clear) |
SWB/4 |
On | |
| » |
CMOS memory normal operation |
SWB/5 |
Off |
|
CMOS memory clear |
SWB/5 |
On | |
| » |
Security mode disabled (CMOS setup may be changed) |
SWB/6 |
Off |
|
Security mode enabled (CMOS setup may not be changed) |
SWB/6 |
On | |
| » |
CPU upgrade socket disabled (CPU upgrade not installed) |
SWB/8 |
Off |
|
CPU upgrade socket enabled (CPU upgrade installed) |
SWB/8 |
On | |
|
DRAM CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
4MB |
(1) 1M x 36 |
NONE |
NONE |
|
6MB |
(1) 1M x 36 |
(1) 512K x 36 |
NONE |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
10MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 512K x 36 |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
14MB |
(1) 1M x 36 |
(1) 2M x 36 |
(1) 512K x 36 |
|
16MB |
(1) 1M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
|
20MB |
(1) 1M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
22MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 512K x 36 |
|
24MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
|
28MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
|
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
CPU SPEED CONFIGURATION | ||
|
Speed |
SWA/1 |
SWA/2 |
|
16MHz |
Off |
Off |
|
20MHz |
On |
Off |
|
25MHz |
On |
On |
|
33MHz |
On |
On |
|
50iMHz |
On |
On |
|
66iMHz |
On |
On |
|
VIDEO MEMORY CONFIGURATION | |
|
Size |
Bank 0 |
|
512KB |
NONE |
|
1024KB |
(4) 44256 |
|
VIDEO SWITCH CONFIGURATION | |
|
Size |
SWB/7 |
|
512KB |
Of |
|
1024KB |
Off |