CSS LABORATORIES, INC.
PREFERRED TR SYSTEMS, MAXPRO MT TR SYSTEMS, PRORACK TR SYSTEMS, MB-5864
Processor |
Pentium |
Processor Speed |
75/90/100/120/133/150/166MHz |
Chip Set |
Unidentified |
Max. Onboard DRAM |
128MB |
Cache |
256/512KB |
BIOS |
Unidentified |
Dimensions |
330mm x 218mm |
I/O Options |
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Floppy drive interface |
J4 |
Turbo LED |
J99 pins 3 & 4 |
Power LED & keylock |
J32 |
IDE interface LED |
J100 |
PCI IDE interface LED |
J34 |
Front panel connector |
J101 |
Speaker |
J39 |
External battery |
J106 |
IDE interface 1 |
J70 |
IR connector |
J107 |
IDE interface 2 |
J71 |
Green PC connector (monitor) |
MON |
PS/2 mouse interface |
J86 |
32-bit PCI slots |
PC1 - PC4 |
Serial port 2 |
J96 |
Internal temperature sensor |
SEN1 |
Serial port 1 |
J97 |
Internal temperature sensor |
SEN2 |
Parallel port |
J98 |
Cache slot |
SL1 |
Reset switch |
J99 pins 1 & 2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Pipeline enabled |
JP16 |
Closed |
Pipeline disabled |
JP16 |
Open | |
» |
CMOS memory normal operation |
JP20 |
Open |
CMOS memory clear |
JP20 |
Closed | |
» |
Password normal operation |
JP21 |
Open |
Password clear |
JP21 |
Closed | |
» |
Factory configured - do not alter |
JP22 |
N/A |
» |
Factory configured - do not alter |
JP27 |
N/A |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
8MB |
(2) 1M x 32 |
NONE |
8MB |
(2) 512K x 32 |
(2) 512K x 32 |
10MB |
(2) 1M x 32 |
(2) 256K x 32 |
10MB |
(2) 256K x 32 |
(2) 1M x 32 |
12MB |
(2) 1M x 32 |
(2) 512K x 32 |
12MB |
(2) 512K x 32 |
(2) 1M x 32 |
16MB |
(2) 2M x 32 |
NONE |
16MB |
(2) 1M x 32 |
(2) 1M x 32 |
18MB |
(2) 2M x 32 |
(2) 256K x 32 |
18MB |
(2) 256K x 32 |
(2) 2M x 32 |
20MB |
(2) 2M x 32 |
(2) 512K x 32 |
DRAM CONFIGURATION (CON’T) | ||
Size |
Bank 0 |
Bank 1 |
20MB |
(2) 512K x 32 |
(2) 2M x 32 |
24MB |
(2) 2M x 32 |
(2) 1M x 32 |
24MB |
(2) 1M x 32 |
(2) 2M x 32 |
32MB |
(2) 4M x 32 |
NONE |
32MB |
(2) 2M x 32 |
(2) 2M x 32 |
34MB |
(2) 4M x 32 |
(2) 256K x 32 |
34MB |
(2) 256K x 32 |
(2) 4M x 32 |
36MB |
(2) 4M x 32 |
(2) 512K x 32 |
36MB |
(2) 512K x 32 |
(2) 4M x 32 |
40MB |
(2) 4M x 32 |
(2) 1M x 32 |
40MB |
(2) 1M x 32 |
(2) 4M x 32 |
48MB |
(2) 4M x 32 |
(2) 2M x 32 |
48MB |
(2) 2M x 32 |
(2) 4M x 32 |
64MB |
(2) 8M x 32 |
NONE |
64MB |
(2) 4M x 32 |
(2) 4M x 32 |
66MB |
(2) 8M x 32 |
(2) 256K x 32 |
66MB |
(2) 256K x 32 |
(2) 8M x 32 |
68MB |
(2) 8M x 32 |
(2) 512K x 32 |
68MB |
(2) 512K x 32 |
(2) 8M x 32 |
72MB |
(2) 8M x 32 |
(2) 1M x 32 |
72MB |
(2) 1M x 32 |
(2) 8M x 32 |
80MB |
(2) 8M x 32 |
(2) 2M x 32 |
80MB |
(2) 2M x 32 |
(2) 8M x 32 |
96MB |
(2) 8M x 32 |
(2) 4M x 32 |
96MB |
(2) 4M x 32 |
(2) 8M x 32 |
128MB |
(2) 8M x 32 |
(2) 8M x 32 |
CACHE CONFIGURATION | |
Size |
SL1 |
256KB |
Installed |
512KB |
Installed |
CACHE JUMPER CONFIGURATION | ||
Size |
JP12 |
JP13 |
None |
pins 2 & 3 closed |
pins 2 & 3 closed |
256KB |
pins 2 & 3 closed |
pins 1 & 2 closed |
512KB |
pins 1 & 2 closed |
pins 2 & 3 closed |
CACHE JUMPER CONFIGURATION | ||
Type |
JP10 |
JP11 |
Asynchronous |
pins 2 & 3 closed |
pins 1 & 2 closed |
Burst |
pins 1 & 2 closed |
pins 2 & 3 closed |
Pipeline burst |
pins 2 & 3 closed |
pins 2 & 3 closed |
CPU SPEED CONFIGURATION | |||||
Speed |
JP1 |
JP2 |
JP15 |
JP28 |
JP108 |
75MHz |
2 & 3 |
2 & 3 |
Open |
1 & 2 |
1 & 2 |
90MHz |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
100MHz |
2 & 3 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
120MHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
133MHz |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
150MHz |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
166MHz |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
BIOS CONFIGURATION | |||
Setting |
JP17 |
JP18 |
JP19 |
EPROM |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
Flash normal |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Flash programming |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
FLASH BIOS CONFIGURATION | ||
Setting |
JP14 |
JP26 |
Green PC enabled |
Open |
Open |
Green PC disabled |
Closed |
Closed |
Note: JP14 may not be present on all boards. |