HEWLETT-PACKARD COMPANY
VECTRA 486/U
|
Processor |
80486SX/80487SX/80486DX/80486DX2 |
|
Processor Speed |
25/33/50(internal)/66(internal)MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
32MB |
|
Cache |
128KB (location unknown) |
|
BIOS |
Unidentified |
|
Dimensions |
355mm x 304mm |
|
I/O Options |
Bus mouse port, floppy drive interface, IDE interface, parallel port, serial ports (2), VGA port, VESA feature connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
IDE interface LED |
CN1 |
Serial port 2 |
CN7 |
|
Floppy drive interface |
CN2 |
Serial port 1 |
CN8 |
|
Hard drive interface |
CN3 |
VESA feature connector |
CN9 |
|
Speaker |
CN4 |
Parallel port |
CN10 |
|
External battery |
CN5 |
Control panel |
CN11 |
|
VGA port |
CN6 |
BIOS lock switch |
SW1 |
|
USER CONFIGURABLE SETTINGS | ||
|
Function |
Switch |
Position |
|
Factory configured - do not alter |
SW4/switch 2 |
Off |
|
Factory configured - do not alter |
SW4/switch 3 |
Off |
|
Built in video disabled |
SW4/switch 4 |
On |
|
Built in video enabled |
SW4/switch 4 |
Off |
|
CPU SPEED SELECTION-- INTEL CPU | |||
|
Speed |
SW3/switch 1 |
SW3/switch 2 |
SW3/switch 3 |
|
25MHz |
Off |
Off |
Off |
|
33MHz |
On |
On |
On |
|
50iMHz |
On |
On |
Off |
|
66iMHz |
On |
On |
On |
|
CPU SPEED SELECTION-- HEWLETT PACKARD CPU | |||
|
Speed |
SW3/switch 1 |
SW3/switch 2 |
SW3/switch 3 |
|
25MHz |
On |
Off |
Off |
|
33MHz |
On |
Off |
On |
|
50iMHz |
On |
Off |
Off |
|
66iMHz |
On |
Off |
On |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 4 |
|
4MB |
(2) 512K x 36 |
NONE |
NONE |
NONE |
|
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
NONE |
NONE |
|
16MB |
(2) 512K x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
|
20MB |
(2) 2M x 36 |
(2) 512K x 36 |
NONE |
NONE |
|
24MB |
(2) 2M x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
NONE |
|
28MB |
(2) 2M x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
NONE |
NONE |
|
36MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
NONE |
|
48MB |
(2) 2M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
NONE |
|
52MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
|
64MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
|
PASSWORD AND CONFIGURATION SWITCHES | |||
|
SW2 |
Function |
Closed |
Open |
|
1 |
Clear configuration |
Clear CMOS |
Retain CMOS |
|
2 |
Erase power-on password |
Erase password |
Retain password |
|
3 |
Lock configuration |
No configuration change |
Configuration can change |
|
VIDEO CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
SW4/1 |
|
512KB |
(2) 256K x 4 |
NONE |
OFF |
|
1MB |
(2) 256K x 4 |
(2) 256K x 4 |
ON |