UNIDENTIFIED
P54C MAINBOARD
|
Processor |
Pentium |
|
Processor Speed |
75/90/100MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
768MB |
|
Cache |
256/512/1024KB |
|
BIOS |
Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit PCI slots (4), green PC connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
CN1 |
PCI feature connector |
J11 |
|
Power LED & keylock |
CN2 |
PCI feature connector |
J12 |
|
Reset switch |
CN3 |
Green PC connector |
JP10 |
|
Turbo LED |
CN4 |
32-bit PCI slots |
PC1 - PC4 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
CMOS memory normal operation |
JP1 |
Open |
|
CMOS memory clear |
JP1 |
Closed | |
|
ADS select normal operation |
JP4 |
Open | |
|
ADS select delay ADS |
JP4 |
Closed | |
|
» |
BIOS type select EPROM |
JP8 |
Open |
|
BIOS type select 5v |
JP8 |
pins 2 & 3 closed | |
|
BIOS type select 12v |
JP8 |
pins 1 & 2 closed | |
|
DRAM CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
2MB |
(2) 256K x 36 |
NONE |
NONE |
|
4MB |
(2) 256K x 36 |
(2) 256K x 36 |
NONE |
|
4MB |
(2) 512K x 36 |
NONE |
NONE |
|
6MB |
(2) 256K x 36 |
(2) 256K x 36 |
(2) 256K x 36 |
|
6MB |
(2) 256K x 36 |
(2) 512K x 36 |
NONE |
|
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
NONE |
|
8MB |
(2) 1M x 36 |
NONE |
NONE |
|
12MB |
(2) 512K x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
|
12MB |
(2) 1M x 36 |
(2) 512K x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
|
16MB |
(2) 2M x 36 |
NONE |
NONE |
|
20MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 512K x 36 |
|
20MB |
(2) 2M x 36 |
(2) 512K x 36 |
NONE |
|
24MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
|
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
NONE |
|
24MB |
(2) 2M x 36 |
(2) 512K x 36 |
(2) 512K x 36 |
|
32MB |
(2) 4M x 36 |
NONE |
NONE |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
NONE |
|
32MB |
(2) 2M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
|
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
NONE |
|
48MB |
(2) 4M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
|
48MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
|
64MB |
(2) 8M x 36 |
NONE |
NONE |
|
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
NONE |
|
64MB |
(2) 4M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
|
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
NONE |
|
96MB |
(2) 8M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
|
96MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
NONE |
|
128MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
|
192MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
|
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
NONE |
|
DRAM CONFIGURATION (CON’T) | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
256MB |
(2) 16M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
|
256MB |
(2) 32M x 36 |
NONE |
NONE |
|
512MB |
(2) 32M x 36 |
(2) 32M x 36 |
NONE |
|
768MB |
(2) 32M x 36 |
(2) 32M x 36 |
(2) 32M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 8K/(1)16K/(1) 32K x 8 |
|
512KB |
(4) 64K x 8 |
(4) 64K x 8 |
1)16K/(1) 32K x 8 |
|
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | ||
|
Size |
JP17 |
JP18 |
|
256KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
512KB |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
1MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
CPU SPEED CONFIGURATION | |
|
Speed |
JP9 |
|
75MHz |
Open |
|
90MHz |
pins 1 & 2 closed |
|
100MHz |
pins 1 & 2, 3 & 4 closed |