DATAEXPERT CORPORATION
EXP8851
|
Device Type |
Mainboard |
|
Processor |
CX 6X86/AM K5/Pentium |
|
Processor Speed |
75/90/100/120/133/150/166/200MHz |
|
Chip Set |
Unidentified |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
128MB |
|
Maximum Video Memory |
None |
|
Cache |
256/512KB |
|
BIOS |
AMI |
|
Dimensions |
290mm x 220mm |
|
I/O Options |
32-bit PCI slots (4), green PC connector, VRM connector |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 2 |
CN1 |
Turbo LED |
J4 |
|
Serial port 1 |
CN2 |
Parallel port |
J5 |
|
Floppy drive interface |
CN3 |
Green PC connector |
JP19 |
|
IDE interface 2 |
CN4 |
IDE interface LED |
JP20 |
|
IDE interface 1 |
CN5 |
CPU fan power |
JP30 |
|
Power LED & keylock |
J1 |
32-bit PCI slots |
PC1 – PC4 |
|
Speaker |
J2 |
VRM connector |
VRM |
|
Reset switch |
J3 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
» |
Cache type select write back |
JP10 |
Open |
|
Cache type select write through |
JP10 |
Closed | |
|
» |
CPU pipeline enabled |
JP11 |
Closed |
|
CPU pipeline disabled |
JP11 |
Open | |
|
» |
AT bus CLK select PCICLK/4 |
JP15 |
Pins 2 & 3 closed |
|
AT bus CLK select PCICLK/3 |
JP15 |
Pins 1 & 2 closed | |
|
» |
CMOS memory normal operation |
JP18 |
Open |
|
CMOS memory clear |
JP18 |
Closed | |
|
» |
Parallel port mode select standard |
JP23 |
Closed |
|
Parallel port mode select EPP |
JP23 |
Open | |
|
SIMM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
8MB |
(2) 1M x 36 |
None |
|
16MB |
(2) 2M x 36 |
None |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
|
32MB |
(2) 4M x 36 |
None |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
|
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
|
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
|
64MB |
(2) 8M x 36 |
None |
|
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
|
SIMM CONFIGURATION (CON’T) | ||
|
Size |
Bank 0 |
Bank 1 |
|
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
|
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
|
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
256KB (A) |
(2) 32K x 32 |
None |
None |
|
256KB (B) |
None |
(8) 32K x 8 |
(1) 8K/16K/32K x 8 |
|
512KB |
None |
(8) 64K x 8 |
(1) 16K/32K x 8 |
|
CACHE JUMPER CONFIGURATION | |||
|
Size |
JP12 |
JP13 |
JP14 |
|
256KB (B) |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
|
512KB |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
|
CPU SPEED SELECTION (CX 6X86) | ||||||
|
CPU speed |
Clock speed |
Multiplier |
JP5 |
JP16 |
JP17 |
JP31 |
|
120MHz |
50MHz |
2x |
Closed |
Open |
Open |
Open |
|
150MHz |
60MHz |
2x |
Closed |
Open |
Closed |
Open |
|
166MHz |
66MHz |
2x |
Closed |
Closed |
Closed |
Open |
|
CPU SPEED SELECTION (AM K5) | ||||||
|
CPU speed |
Clock speed |
Multiplier |
JP5 |
JP16 |
JP17 |
JP31 |
|
75MHz |
50MHz |
1.5x |
Open |
Open |
Open |
Open |
|
90MHz |
60MHz |
1.5x |
Open |
Open |
Closed |
Open |
|
CPU SPEED SELECTION (INTEL) | ||||||
|
CPU speed |
Clock speed |
Multiplier |
JP5 |
JP16 |
JP17 |
JP31 |
|
75MHz |
50MHz |
1.5x |
Open |
Open |
Open |
Open |
|
90MHz |
60MHz |
1.5x |
Open |
Open |
Closed |
Open |
|
100MHz |
66MHz |
1.5x |
Open |
Closed |
Closed |
Open |
|
120MHz |
60MHz |
2x |
Closed |
Open |
Closed |
Open |
|
133MHz |
66MHz |
2x |
Closed |
Closed |
Closed |
Open |
|
150MHz |
60MHz |
2.5x |
Closed |
Open |
Closed |
Closed |
|
166MHz |
66MHz |
2.5x |
Closed |
Closed |
Closed |
Closed |
|
200MHz |
66MHz |
3x |
Open |
Closed |
Closed |
Closed |
|
DMA CHANNEL SELECTION | ||
|
Channel |
JP27 |
JP28 |
|
1 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
3 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
BIOS SELECTION | |||
|
Setting |
JP8 |
JP9 | |
| » |
5v flash |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
|
12v flash |
Pins 2 & 3 closed |
Pins 2 & 3 closed | |
|
EPROM |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
|
IDE SELECTION | |||
|
Setting |
JP21 |
JP22 | |
| » |
Normal operation |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
Feature function |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |