COMPAQ COMPUTER CORPORATION
DESKPRO 4000N, 4000S
Device Type |
Mainboard |
Processor |
Pentium MMX |
Processor Speed |
166/200/233MHz |
Chip Set |
VIA |
Video Chip Set |
S3 |
Maximum Onboard Memory |
256MB (SDRAM supported) |
Maximum Video Memory |
2MB |
Cache |
256KB |
BIOS |
Unidentified |
Dimensions |
254mm x 218mm |
I/O Options |
Ethernet AUI connector, Ethernet 10BaseT connector, floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot, USB connectors (2), ATX power connector, CD-ROM interface, LS-120 connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
ATX power connector |
ATX |
Floppy drive interface |
J1 |
VGA port |
CN1 |
Audio connector |
J11 |
PS/2 mouse port |
CN2 |
External battery |
P14/pins 9 - 12 |
Ethernet AUI connector |
CN3 |
Ethernet AUI connector |
P15 |
Ethernet 10BaseT connector |
CN4 |
Power cable/LED connector |
P16 |
Serial port |
CN5 |
IDE interface 1 |
P20 |
Serial port |
CN6 |
LS-120 connector |
P21 |
Parallel port |
CN7 |
CD-ROM interface |
P25 |
USB connector |
CN8 |
Riser slot |
SL1 |
USB connector |
CN9 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
CMOS memory normal operation |
P14/pins 1 & 2 |
Closed |
CMOS memory clear |
P14/pins 1 & 2 |
Open | |
Password enabled |
SW1/1 |
Off | |
Password disabled |
SW1/1 |
On |
DIMM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
8MB |
(1) 1M x 64 |
None |
16MB |
(1) 2M x 64 |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
32MB |
(1) 4M x 64 |
None |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
64MB |
(1) 8M x 64 |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
128MB |
(1) 16M x 64 |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
DIMM CONFIGURATION (CONT) | ||
Size |
Bank 0 |
Bank 1 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
160MB |
(1) 16M x 64 |
(1) 4M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
Note: Board accepts SDRAM memory. |
CACHE CONFIGURATION |
Note: The location of the cache is unidentified. |
VIDEO MEMORY CONFIGURATION |
Note: The location of the video memory is unidentified. |
CPU SPEED SELECTION | |||||||
CPU speed |
Clock speed |
Multiplier |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
166MHz |
66MHz |
2.5x |
On |
On |
Off |
On |
Off |
200MHz |
66MHz |
3x |
Off |
On |
Off |
On |
Off |
233MHz |
66MHz |
3.5x |
Off |
Off |
Off |
On |
Off |