BIOSTAR MICROTECH INTERNATIONAL, INC.
MB-1500/1575/1590PCT
|
Processor |
Pentium |
|
Processor Speed |
75/90/100MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
128MB |
|
Cache |
256/512/1024/2048KB |
|
BIOS |
Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (2), 32-bit PCI slots (3) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
JP8 |
Turbo switch |
JP15 (pins 14 - 16) |
|
Speaker |
JP15 (pins 1 - 4) |
+5v ground |
JP15 (pins 17 - 18) |
|
Power LED & keylock |
JP15 (pins 5 - 9) |
Chassis fan power |
JP32 |
|
Turbo LED |
JP15 (pins 10 - 11) |
32-bit VESA local bus slots |
PC1 - PC3 |
|
Reset switch |
JP15 (pins 12 - 13) |
32-bit PCI bus slots |
SL1 & SL2 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Host data wait state select 1 wait state |
JP4 |
Open |
|
Host data wait state select 0 wait states |
JP4 |
Closed | |
|
» |
Back to back I/O delay select 3 wait states |
JP6 |
Open |
|
Back to back I/O delay select 0 wait states |
JP6 |
Closed | |
|
» |
CMOS memory normal operation |
JP8 |
pins 2 & 3 closed |
|
CMOS memory clear |
JP8 |
pins 3 & 4 closed | |
|
Battery type select external |
JP8 |
Closed | |
|
» |
Monitor type select color |
JP14 |
Open |
|
Monitor type select monochrome |
JP14 |
Closed | |
|
» |
Factory configured - do not alter |
JP19 |
Open |
|
» |
Buffer type select stand alone |
JP26 |
Open |
|
Buffer type select loaded component |
JP26 |
Closed | |
|
» |
Factory configured - do not alter |
JP31 |
Open |
|
» |
Stop clock select enabled |
JP33 |
Open |
|
Stop clock select disabled |
JP33 |
Closed | |
|
» |
Bus/core ratio select 2/3 ratio |
JP34 |
Open |
|
Bus/core ratio select 1/2 ratio |
JP34 |
Closed | |
|
» |
Factory configured - do not alter |
JP35 |
Open |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
2MB |
(2) 256K x 36 |
NONE |
|
4MB |
(2) 512K x 36 |
NONE |
|
4MB |
(2) 256K x 36 |
(2) 256K x 36 |
|
6MB |
(2) 256K x 36 |
(2) 512K x 36 |
|
8MB |
(2) 1M x 36 |
NONE |
|
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
|
10MB |
(2) 256K x 36 |
(2) 1M x 36 |
|
12MB |
(2) 512K x 36 |
(2) 1M x 36 |
|
16MB |
(2) 2M x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
18MB |
(2) 256K x 36 |
(2) 2M x 36 |
|
20MB |
(2) 512K x 36 |
(2) 2M x 36 |
|
24MB |
(2) 1M x 36 |
(2) 2M x 36 |
|
32MB |
(2) 4M x 36 |
NONE |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
|
34MB |
(2) 256K x 36 |
(2) 4M x 36 |
|
36MB |
(2) 512K x 36 |
(2) 4M x 36 |
|
40MB |
(2) 1M x 36 |
(2) 4M x 36 |
|
48MB |
(2) 2M x 36 |
(2) 4M x 36 |
|
64MB |
(2) 8M x 36 |
NONE |
|
66MB |
(2) 256K x 36 |
(2) 8M x 36 |
|
68MB |
(2) 512K x 36 |
(2) 8M x 36 |
|
72MB |
(2) 1M x 36 |
(2) 8M x 36 |
|
DRAM CONFIGURATION (CON’T) | ||
|
Size |
Bank 0 |
Bank 1 |
|
80MB |
(2) 2M x 36 |
(2) 8M x 36 |
|
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
|
96MB |
(2) 4M x 36 |
(2) 8M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
256KB |
(8) 32K x 8 |
NONE |
(1) 8K x 8 |
|
512KB |
(8) 32K x 8 |
(8) 32K x 8 |
(1) 32K x 8 |
|
512KB |
(8) 64K x 8 |
NONE |
(1) 32K x 8 |
|
1MB |
(8) 64K x 8 |
(8) 64K x 8 |
(1) 32K x 8 |
|
1MB |
(8) 128K x 8 |
NONE |
(1) 32K x 8 |
|
2MB |
(8) 128K x 8 |
(8) 128K x 8 |
(1) 64K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||||
|
Size |
JP20 |
JP21 |
JP22 |
JP23 |
JP28 |
JP29 |
JP30 |
|
256KB |
Open |
Open |
Open |
Open |
1 & 2 |
Open |
1 & 2 |
|
512KB |
Open |
Open |
Closed |
Open |
2 & 3 |
Open |
2 & 3 |
|
512KB |
Open |
Open |
Closed |
Open |
1 & 2 |
2 & 3 |
1 & 2 |
|
1MB |
Open |
Closed |
Closed |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
|
1MB |
Open |
Closed |
Closed |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
|
2MB |
Closed |
Closed |
Closed |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||||
|
CACHE VOLTAGE CONFIGURATION | ||
|
Voltage |
JP17 |
JP18 |
|
3v |
pins 3 & 5, 4 & 6 closed |
pins 3 & 5, 4 & 6 closed |
|
5v |
pins 1 & 3, 2 & 4 closed |
pins 1 & 3, 2 & 4 closed |
|
Note: JP17 = Bank 0 and JP18 = Bank 1. | ||
|
CPU SPEED CONFIGURATION | |||
|
Speed |
JP11 |
JP12 |
JP13 |
|
75MHz |
Closed |
Open |
Open |
|
90MHz |
Open |
Closed |
Open |
|
100MHz |
Closed |
Open |
Closed |
|
VESA WAIT STATE CONFIGURATION | |
|
Wait states |
JP5 |
|
0 wait states |
Open |
|
1 wait state |
Closed |
|
BUS SPEED CONFIGURATION | |
|
CPU speed |
JP3 |
|
CPU clock/2 |
Open |
|
= 50MHz |
Closed |
|
AT CLOCK CONFIGURATION | ||
|
Clock |
JP7 |
JP9 |
|
LCLK/3 |
Open |
Closed |
|
LCLK/4 |
Closed |
Open |
|
PCI IRQ CONFIGURATION | ||
|
IRQ |
JP37 |
JP38 |
|
IRQ14 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
IRQ15 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
DRIVE ENABLE CONFIGURATION | ||
|
Speed |
JP25 |
JP27 |
|
50MHz |
Open |
Open |
|
60MHz |
Closed |
Closed |
|
66MHz |
Closed |
Closed |
|
FLASH MEMORY CONFIGURATION | |
|
Setting |
JP24 |
|
EPROM |
Open |
|
5v flash |
pins 2 & 3 closed |
|
12v flash |
pins 1 & 2 closed |