CSS LABORATORIES, INC. MINIMAX 333 Processor 80386DX Processor Speed 8/33MHz Chip Set C & T Max. Onboard DRAM 16MB Cache 32/64/128KB BIOS AMI I/O Options 16-bit external memory card slot, floppy drive interface, IDE interface, parallel port, serial ports (2) NPU Options 80387DX [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Floppy drive PJ1 interface Reset switch J2 Parallel port PJ2 Power LED & keylock J3 Serial port 1 PJ3 Speaker J7 Serial port 2 PJ4 Equipment panel J39 IDE interface PJ5 connector connector Hard drive access J40 16-bit external SL1 LED connector memory card slot IDE access light LED connector USER CONFIGURABLE SETTINGS Function Jumper Position » On-board floppy drive controller FD pins 2 & 3 enabled closed On-board floppy drive controller FD pins 1 & 2 disabled closed » On-board IDE disk controller IDE pins 2 & 3 enabled closed On-board IDE disk controller IDE pins 1 & 2 disabled closed » Factory configured - do not J4 N/A alter » Color or EGA adaptor enabled J5 pins 2 & 3 closed Monochrome adaptor enabled J5 pins 1 & 2 closed Type 1 memory selector single J8 pins 1 & 2 sided SIMM closed Type 2 memory selector double J8 pins 2 & 3 sided SIMM closed » Factory configured - do not PJ8 N/A alter SERIAL PORT 1 CONFIGURATION COM IRQ I/O Address PJ6 S0 S1 N/A N/A Disable N/A pins 1 & pins 1 & 2 2 COM2 IRQ3 2F8h pins 1 & pins 1 & pins 2 & 3 2 3 COM1 IRQ4 3F8h pins 1 & pins 2 & pins 2 & 2 3 3 Note:Pins designated are in the closed position. SERIAL PORT 2 CONFIGURATION COM IRQ I/O Address PJ6 S2 S3 N/A N/A Disable N/A pins 1 & pins 1 & 2 2 COM1 IRQ4 3F8h pins 2 & pins 1 & pins 2 & 4 2 3 COM2 IRQ3 2F8h pins 3 & pins 2 & pins 2 & 4 3 3 Note:Pins designated are in the closed position. PARALLEL PORT CONFIGURATION LPT IRQ I/0 Address P0 P1 PRT N/A N/A Disable pins 1 & pins 1 & N/A 2 2 LPT3 IRQ7 378h pins 1 & pins 2 & pins 2 & 2 3 3 LPT2 IRQ5 278h pins 2 & pins 2 & pins 1 & 3 3 2 LPT1 IRQ7 3BCh pins 2 & pins 1 & pins 2 & 3 2 3 Note:Pins designated are in the closed position. DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (1) 256K x 36 NONE 2MB (1) 256K x 36 (1) 256K x 36 4MB (1) 512K x 36 (1) 512K x 36 5MB (1) 1M x 36 (1) 256K x 36 8MB (1) 1M x 36 (1) 1M x 36 10MB (1) 512K x 36 (1) 2M x 36 16MB (1) 2M x 36 (1) 2M x 36 MISCELLANEOUS TECHNICAL NOTES Note:The cache on the MINIMAX 333 is soldered on the board and is non configurable. The cache comes in 32K, 64K, and 128K. Jumpers W1 -W4 are for cache configuration that is not available on this board, but is available on other boards made by this manufacturer. ( a 486 version of the MINIMAX 333)