I-BUS
MAKO
Processor |
Pentium |
Processor Speed |
75/90/100/120/133/150/166/200MHz |
Chip Set |
Intel |
Video Chip Set |
None |
Maximum Onboard Memory |
512MB (EDO supported) |
Maximum Video Memory |
None |
Cache |
512KB |
BIOS |
Unidentified |
Dimensions |
Unidentified |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), cache slot, USB connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
IDE interface LED |
J2 |
External battery |
J10 |
Reset switch |
J3 |
Speaker |
J11 |
IDE interface |
J4 |
Auxiliary keyboard connector |
J12 |
Floppy drive interface |
J5 |
USB connector |
J13 |
Parallel port |
J6 |
PS/2 mouse port |
J18 |
Serial port 2 |
J7 |
Chassis fan power |
J26 |
Serial port 1 |
J8 |
Cache slot |
SL1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
Battery type select internal |
J10 |
Pins 1 & 2 closed | |
Battery type select external |
J10 |
Closed | |
CMOS memory clear |
J10 |
Open | |
» |
Watchdog timer disabled |
J14 |
Open |
Watchdog timer enabled |
J14 |
Closed | |
» |
Factory configured - do not alter |
J22 |
Unidentified |
Flash BIOS write disabled |
J29 |
Open | |
Flash BIOS write enabled |
J29 |
Closed |
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 |
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 |
128MB |
(2) 16M x 36 |
None |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
256MB |
(2) 32M x 36 |
None |
264MB |
(2) 32M x 36 |
(2) 1M x 36 |
272MB |
(2) 32M x 36 |
(2) 2M x 36 |
288MB |
(2) 32M x 36 |
(2) 4M x 36 |
320MB |
(2) 32M x 36 |
(2) 8M x 36 |
384MB |
(2) 32M x 36 |
(2) 16M x 36 |
512MB |
(2) 32M x 36 |
(2) 32M x 36 |
Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. |
CACHE CONFIGURATION | |
Size |
SL1 |
512KB |
512KB module installed |
CPU SPEED SELECTION (P54C) | ||||||
CPU speed |
Clock speed |
Multiplier |
J16 |
J17 |
J19 |
J30 |
75MHz |
50MHz |
1.5x |
1 & 3, 2 & 4 |
Open |
1 & 3, 2 & 4 |
1 & 2 |
90MHz |
60MHz |
1.5x |
2 & 4 |
Open |
1 & 3, 2 & 4 |
1 & 2 |
100MHz |
66MHz |
1.5x |
1 & 3 |
Open |
1 & 3, 2 & 4 |
1 & 2 |
120MHz |
60MHz |
2x |
2 & 4 |
Open |
2 & 4, 3 & 5 |
Open |
133MHz |
66MHz |
2x |
1 & 3 |
Open |
2 & 4, 3 & 5 |
Open |
150MHz |
60MHz |
2.5x |
2 & 4 |
Open |
3 & 5, 4 & 6 |
Open |
166MHz |
66MHz |
2.5x |
1 & 3 |
Open |
3 & 5, 4 & 6 |
Open |
200MHz |
66MHz |
3x |
1 & 3 |
Open |
1 & 3, 4 & 6 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (P55C) | ||||||
CPU speed |
Clock speed |
Multiplier |
J16 |
J17 |
J19 |
J30 |
166MHz |
66MHz |
2.5x |
1 & 3 |
Open |
3 & 5, 4 & 6 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 3 |
Open |
1 & 3, 4 & 6 |
1 & 2 |
Note: Pins designated should be in the closed position. |
WATCHDOG/ISA BUS INTERRUPT SELECTION | ||
IRQ |
J23 | |
» |
IRQ11 for ISA bus |
Pins 3 & 4 closed |
IRQ11 for watchdog timer |
Pins 1 & 3 closed | |
IRQ11 for watchdog timer & ISA bus |
Pins 1 & 3, 2 & 4 closed |