CSS LABORATORIES, INC.
MB-P202
Device Type | Mainboard |
Processor | Pentium II |
Processor Speed | 266/300/333MHz |
Chip Set | Intel 440FX |
Maximum Onboard Memory | 1GB (EDO & SDRAM supported) |
Cache | 256/512KB (located on Pentium II CPU) |
BIOS | Unidentified |
Dimensions | 355mm x 304mm |
I/O Options | 32-bit PCI slots (5), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2) |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
USB connector 1 | J1 | 5v auxiliary power | J32 |
USB connector 2 | J2 | Floppy drive interface | J33 |
PS/2 mouse interface | J3 | IDE interface LED | J34 |
Serial port 1 | J4 | Front panel connector | J35 |
Serial port 2 | J5 | Reset switch | J36/pins 1 & 2 |
5v power | J6 | Turbo LED | J36/pins 3 & 4 |
Parallel port | J12 | Power LED & keylock | J37 |
3.3v power | J23 | Chassis fan power | J38 |
IDE interface 1 | J24 | Chassis fan power | J39 |
IDE interface 2 | J25 | IR connector | JP8 |
Speaker | J26 | IDE interface LED | JP20 |
Chassis fan power | J27 | 32-bit PCI slots | PC1 – PC5 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Factory configured - do not alter | J28 | Unidentified |
» | Factory configured - do not alter | J29 | Unidentified |
» | EXTSMI select normal | JP2 | Open |
EXTSMI select forced sleep | JP2 | Closed | |
» | Factory configured - do not alter | JP4 | Unidentified |
BIOS type select default address | JP5 | Closed | |
BIOS type select test address | JP5 | Open | |
» | BIOS SMI select BIOS controlled | JP9 | Pins 2 & 3 closed |
BIOS SMI select chipset controlled | JP9 | Pins 1 & 2 closed | |
» | Factory configured - do not alter | JP12 | Unidentified |
» | ISA bus speed select /4 | JP13 | Pins 2 & 3 closed |
ISA bus speed select /3 | JP13 | Pins 1 & 2 closed | |
» | Factory configured - do not alter | JP14 | Unidentified |
» | Factory configured - do not alter | JP17 | Unidentified |
DIMM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
32MB | (1) 4M x 64 | None | None | None |
32MB | (1) 2M x 64 | (1) 2M x 64 | None | None |
32MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |
40MB | (1) 4M x 64 | (1) 1M x 64 | None | None |
48MB | (1) 4M x 64 | (1) 2M x 64 | None | None |
48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 | None |
64MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
64MB | (1) 8M x 64 | None | None | None |
64MB | (1) 4M x 64 | (1) 4M x 64 | None | None |
72MB | (1) 8M x 64 | (1) 1M x 64 | None | None |
80MB | (1) 8M x 64 | (1) 2M x 64 | None | None |
96MB | (1) 8M x 64 | (1) 4M x 64 | None | None |
96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 | None |
128MB | (1) 16M x 64 | None | None | None |
128MB | (1) 8M x 64 | (1) 8M x 64 | None | None |
128MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 |
136MB | (1) 16M x 64 | (1) 1M x 64 | None | None |
144MB | (1) 16M x 64 | (1) 2M x 64 | None | None |
176MB | (1) 16M x 64 | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
192MB | (1) 16M x 64 | (1) 8M x 64 | None | None |
192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 | None |
256MB | (1) 32M x 64 | None | None | None |
256MB | (1) 16M x 64 | (1) 16M x 64 | None | None |
256MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
272MB | (1) 16M x 64 | (1) 16M x 64 | (1) 1M x 64 | (1) 1M x 64 |
280MB | (1) 32M x 64 | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |
288MB | (1) 16M x 64 | (1) 16M x 64 | (1) 2M x 64 | (1) 2M x 64 |
320MB | (1) 16M x 64 | (1) 16M x 64 | (1) 4M x 64 | (1) 4M x 64 |
384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 | None |
448MB | (1) 32M x 64 | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
512MB | (1) 32M x 64 | (1) 32M x 64 | None | None |
512MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
640MB | (1) 32M x 64 | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
768MB | (1) 32M x 64 | (1) 32M x 64 | (1) 32M x 64 | None |
1024MB | (1) 32M x 64 | (1) 32M x 64 | (1) 32M x 64 | (1) 32M x 64 |
CACHE CONFIGURATION |
Note: 256KB/512KB cache is located on the Pentium II CPU. |
CPU SPEED SELECTION | ||||||
CPU speed | Clock speed | Multiplier | JP1 | JP3 | JP10 | JP11 |
233MHz | 66MHz | 3.5x | Closed | Open | Closed | Open |
266MHz | 66MHz | 4x | Closed | Open | Closed | Open |
300MHz | 66MHz | 4.5x | Closed | Open | Closed | Open |
CPU SPEED SELECTION (CON’T) | ||||||
CPU speed | Clock speed | Multiplier | JP15 | JP16 | JP18 | JP19 |
233MHz | 66MHz | 3.5x | Open | Open | Closed | Closed |
266MHz | 66MHz | 4x | Closed | Closed | Open | Closed |
300MHz | 66MHz | 4.5x | Open | Closed | Open | Closed |
CPU VOLTAGE SELECTION | ||
Voltage | JP30 | |
| » | 2.5v | Closed |
3v | Open | |
FLASH BIOS SELECTION | |||
Setting | JP6 | JP7 | |
EPROM | Pins 1 & 2 closed | Pins 2 & 3 closed | |
| » | 1MB flash | Pins 1 & 2 closed | Pins 1 & 2 closed |
2MB flash | Pins 2 & 3 closed | Pins 2 & 3 closed | |