DIGITAL SCIENTIFIC RESEARCH, INC. ISBB-5U4 Processor 80386SX (located on external CPU card). Processor Speed 25/33 MHz Chip Set ACC/OPTI/ATMEL Max. Onboard DRAM 32MB Cache None BIOS AMI Dimensions 220mm X 220mm I/O Options Bus mouse, floppy drive interface, game port, IDE interface, parallel port, CPU card slot, serial ports (2) NPU Options 80387SX (located on external CPU card) [Image] CONNECTIONS Purpose Location Purpose Location Bus mouse connector CN1 External keyboard JP2 connector Serial port 1 COMA External battery JP10 Serial port 2 COMB Keylock and power LED JP12 Game port J2 Turbo LED JP13 Bus mouse port J3A Reset switch JP14 Floppy drive J5 IDE LED JP16 interface IDE interface J8 Turbo switch JP18 Parallel port J10 CPU card slots SL1, SL2 connector Speaker JP1 Note:The game port is optional and the location is unidentified by the manufacturer. USER CONFIGURABLE SETTINGS Function Jumper Position » Floppy adaptor enabled JP3 pins 2 & 3 closed Floppy adaptor disabled JP3 pins 1 & 2 closed » IDE adaptor enabled JP4 pins 2 & 3 closed IDE adaptor disabled JP4 pins 1 & 2 closed » LPT set at IRQ7 JP15 pins 2 & 3 closed LPT set at IRQ5 JP15 pins 1 & 2 closed SERIAL PORT CONFIGURATION Port 1 (COMA) Port 2 (COMB) JP7 JP8 COM1 COM2 Closed Closed COM1 COM4 Closed Open COM3 COM2 Open Closed COM3 COM4 Open Open Disabled COM2 Open Closed Disabled COM4 Open Open COM1 Disabled Closed Open COM3 Disabled Open Open Disabled Disabled Open Open DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256K x 9 NONE 2MB (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 NONE 5MB (4) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 17MB (4) 4M x 9 (4) 256K x 9 20MB (4) 4M x 9 (4) 1M x 9 32MB (4) 4M x 9 (4) 4M x 9 BUS MOUSE PORT CONFIGURATION Setting JP5 » Enabled / IRQ5 Closed IRQ 4 Open IRQ3 Open IRQ 2/9 Open Disabled Open PARALLEL PORT CONFIGURATION Setting JP6 » LPT 1/ address 378h Closed LPT 2 / address 278h Open Disabled Open Processor Dependant on external CPU card installed. Processor Speed Dependant on external CPU card installed. Chip Set ACC Max. Onboard DRAM 32MB Cache None BIOS Dependant on external CPU card installed. Dimensions 330mm x 218mm I/O Options Proprietary external CPU card slot, bus mouse port, floppy drive interface, IDE interface, parallel ports (2), PS/2 mouse port, serial port NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Bus mouse connector CN4 Speaker JP1 Serial port (COMB) J1 Front keyboard header JP2 Bus mouse port J3A External battery JP10 Serial port (COMA) J4 Power LED & keylock JP12 Floppy drive interface J5 Turbo LED JP13 Serial port J6 Reset switch JP14 Parallel port 1 J7 IDE interface LED JP16 IDE interface J8 Turbo switch JP18 Parallel port 2 J10 CPU expansion card SL1, SL2 slots USER CONFIGURABLE SETTINGS Function Jumper Position Floppy disk drive enabled JP3 pins 1 & 2 closed Floppy disk drive disabled JP3 pins 2 & 3 closed » IDE hard disk drive enabled JP4 pins 1 & 2 closed IDE hard disk drive disabled JP4 pins 2 & 3 closed Bus mouse enabled JP5 pins 1 & 2 closed Bus mouse disabled JP5 Open » LPT interrupt select IRQ7 JP15 pins 1 & 2 closed LPT interrupt select IRQ5 JP15 pins 2 & 3 closed SERIAL PORT CONFIGURATION Port 1 (COMA) Port 2 (COMB) JP7 JP8 » COM1 COM2 pins 1 & 2 pins 1 & 2 closed closed COM1 COM4 pins 1 & 2 pins 3 & 4 closed closed COM1 Disabled pins 1 & 2 pins 5 & 6 closed closed COM3 COM2 pins 3 & 4 pins 1 & 2 closed closed COM3 Disabled pins 3 & 4 pins 5 & 6 closed closed Disabled COM2 pins 5 & 6 pins 1 & 2 closed closed Disabled COM4 pins 5 & 6 pins 3 & 4 closed closed Disabled Disabled pins 5 & 6 pins 5 & 6 closed closed PARALLEL PORT CONFIGURATION LPT JP6 » LPT1/2 pins 1 & 2 closed LPT2/3 pins 3 & 4 closed Disabled pins 5 & 6 closed BUS MOUSE INTERRRUPT CONFIGURATION Setting JP5 » IRQ5 pins 3 & 4 closed IRQ4 pins 5 & 6 closed IRQ3 pins 7 & 8 closed IRQ2 pins 9 & 10 closed DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256K x 9 NONE 2MB (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 NONE 5MB (4) 256K x 9 (4) 1M x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 32MB (4) 4M x 9 (4) 4M x 9 Processor Dependant on external CPU card installed. Processor Speed Dependant on external CPU card installed. Chip Set ACC/OPTi/ATMEL Max. Onboard DRAM 64MB Cache Dependant on external CPU card installed. BIOS AMI I/O Options CPU card slot, floppy drive interface, game port, IDE interface, parallel port, PS/2 mouse port, serial ports (2) NPU Options Dependant on external CPU card installed. [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 J1 External battery JP10 Serial port 2 J4 Power LED & keylock JP12 Floppy drive J5 Turbo LED JP13 interface IDE inteface J8 Reset switch JP14 Parallel port J10 IDE interface LED JP16 External keyboard JP1 Turbo switch JP18 connector Speaker JP5 CPU card slots SL1, SL2 Note:The PS/2 mouse is optional and the connector location is unidentified by the manufacturer. USER CONFIGURABLE SETTINGS Function Jumper Position » Power good signal detect normal JP2 Open Power good signal detect delayed JP2 Closed » Hardware select 82C721 I/O chip JP30 pins 1 & 2 enabled closed Hardware select 82C721 I/O chip JP30 pins 2 & 3 disabled closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x NONE NONE NONE 36 2MB (1) 256K x (1) 256K x NONE NONE 36 36 3MB (1) 256K x (1) 256K x (1) 512K x c 36 36 36 3MB (1) 512K x (1) 256K x NONE NONE 36 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 1M x 36 NONE NONE NONE 4MB (1) 256K x (1) 256K x (1) 512K x NONE 36 36 36 4MB (1) 512K x (1) 256K x (1) 256K x NONE 36 36 36 5MB (1) 512K x (1) 256K x (1) 512K x NONE 36 36 36 5MB (1) 1M x 36 (1) 256K x NONE NONE 36 5MB (1) 256K x (1) 1M x 36 NONE NONE 36 6MB (1) 1MBx 36 (1) 256K x (1) 256K x NONE 36 36 6MB (1) 512K x (1) 256K x (1) 512K x (1) 256K x 36 36 36 36 7MB (1) 512K x (1) 1M x 36 (1) 256K x NONE 36 36 7MB (1) 256K x (1) 1M x 36 (1) 512K x NONE 36 36 8MB (1) 2M x 36 NONE NONE NONE 9MB (1) 512K x (1) 1M x 36 (1) 512K x (1) 256K x 36 36 36 9MB (1) 1M x 36 (1) 1M x 36 (1) 256K x NONE 36 9MB (1) 2M x 36 (1) 256K x NONE NONE 36 10MB (1) 1M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 10MB (1) 256K x (1) 256K x (1) 1M x 36 (1) 1M x 36 36 36 10MB (1) 2M x 36 (1) 256K x (1) 256K x NONE 36 36 10MB (1) 256K x (1) 256K x (1) 2M x 36 NONE 36 36 11MB (1) 512K x (1) 256K x (1) 2M x 36 NONE 36 36 11MB (1) 2M x 36 (1) 256K x (1) 512K x NONE 36 36 11MB (1) 512K x (1) 256K x (1) 1M x 36 (1) 1M x 36 36 36 11MB (1) 1M x 36 (1) 1M x 36 (1) 512K x (1) 256K x 36 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 12MB (1) 2M x 36 (1) 1M x 36 NONE NONE 13MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 256K x 36 13MB (1) 256K x (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 36 13MB (1) 2M x 36 (1) 1M x 36 (1) 256K x NONE 36 13MB (1) 1M x 36 (1) 256K x (1) 2M x 36 NONE 36 14MB (1) 512K x (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 36 DRAM CONFIGURATION (CONTINUED) Size Bank 0 Bank 1 Bank 2 Bank 3 14MB (1) 1M x 36 (1) 1M x 36 (1) 512K x (1) 1M x 36 36 14MB (1) 512K x (1) 1M x 36 (1) 2M x 36 NONE 36 14MB (1) 2M x 36 (1) 1M x 36 (1) 512K x NONE 36 14MB (1) 2M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 14MB (1) 256K x (1) 256K x (1) 2M x 36 (1) 1M x 36 36 36 15MB (1) 2M x 36 (1) 1M x 36 (1) 512K x (1) 256K x 36 36 16MB (1) 4M x 36 NONE NONE NONE 16MB (1) 2M x 36 (1) 1M x 36 (1) 1M x 36 NONE 16MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 NONE 17MB (1) 4M x 36 (1) 256K x NONE NONE 36 17MB (1) 4M x 36 (1) 256K x NONE NONE 36 17MB (1) 2M x 36 (1) 256K x (1) 2M x 36 NONE 36 17MB (1) 2M x 36 (1) 1M x 36 (1) 1M x 36 (1) 256K x 36 17MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 (1) 256K x 36 18MB (1) 4M x 36 (1) 256K x (1) 256K x NONE 36 36 18MB (1) 256K x (1) 256K x (1) 4M x 36 NONE 36 36 18MB (1) 2M x 36 (1) 256K x (1) 2M x 36 (1) 256K x 36 36 19MB (1) 512K x (1) 4M x 36 (1) 256K x NONE 36 36 19MB (1) 4M x 36 (1) 256K x (1) 512K x NONE 36 36 20MB (1) 2M x 36 (1) 1M x 36 (1) 2M x 36 NONE 20MB (1) 4M x 36 (1) 1M x 36 NONE NONE 20MB (1) 1M x 36 (1) 4M x 36 NONE NONE 20MB (1) 512K x (1) 4M x 36 (1) 512K x NONE 36 36 21MB (1) 512K x (1) 4M x 36 (1) 512K x (1) 256K x 36 36 36 21MB (1) 4M x 36 (1) 256K x (1) 1M x 36 NONE 36 21MB (1) 2M x 36 (1) 1M x 36 (1) 2M x 36 (1) 256K x 36 21MB (1) 2M x 36 (1) 256K x (1) 2M x 36 (1) 1M x 36 36 21MB (1) 256K x (1) 1M x 36 (1) 4M x 36 NONE 36 21MB (1) 4M x 36 (1) 256K x (1) 1M x 36 NONE 36 22MB (1) 4M x 36 (1) 256K x (1) 1M x 36 (1) 256K x 36 36 22MB (1) 256K x (1) 256K x (1) 1M x 36 (1) 4M x 36 36 36 23MB (1) 4M x 36 (1) 512K x (1) 256K x (1) 1M x 36 36 36 23MB (1) 256K x (1) 256K x (1) 512K x (1) 4M x 36 36 36 36 23MB (1) 1M x 36 (1) 256K x (1) 4M x 36 (1) 512K x 36 36 23MB (1) 512K x (1) 4M x 36 (1) 256K x (1) 1M x 36 36 36 24MB (1) 4M x 36 (1) 2M x 36 NONE NONE 24MB (1) 2M x 36 (1) 4M x 36 NONE NONE 24MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 NONE 24MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 NONE 25MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 (1) 256K x 36 25MB (1) 256K x (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 36 25MB (1) 2M x 36 (1) 256K x (1) 4M x 36 NONE 36 25MB (1) 4M x 36 (1) 256K x (1) 2M x 36 NONE 36 DRAM CONFIGURATION (CONTINUED) Size Bank 0 Bank 1 Bank 2 Bank 3 26MB (1) 2M x 36 (1) 4M x 36 (1) 256K x (1) 256K x 36 36 26MB (1) 256K x (1) 256K x (1) 2M x 36 (1) 4M x 36 36 36 26MB (1) 512K x (1) 4M x 36 (1) 2M x 36 NONE 36 26MB (1) 2M x 36 (1) 4M x 36 (1) 512K x NONE 36 27MB (1) 2M x 36 (1) 4M x 36 (1) 512K x (1) 256K x 36 36 27MB (1) 512K x (1) 256K x (1) 2M x 36 (1) 4M x 36 36 36 28MB (1) 2M x 36 (1) 4M x 36 (1) 1M x 36 NONE 28MB (1) 4M x 36 (1) 1M x 36 (1) 2M x 36 NONE 28MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 28MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 29MB (1) 2M x 36 (1) 4M x 36 (1) 1M x 36 (1) 256K x 36 29MB (1) 256K x (1) 1M x 36 (1) 2M x 36 (1) 4M x 36 36 30MB (1) 512K x (1) 1M x 36 (1) 2M x 36 (1) 4M x 36 36 30MB (1) 2M x 36 (1) 4M x 36 (1) 512K x (1) 1M x 36 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 32MB (1) 2M x 36 (1) 4M x 36 (1) 2M x 36 NONE 32MB (1) 8M x 36 NONE NONE NONE 33MB (1) 8M x 36 (1) 256K x NONE NONE 36 33MB (1) 4M x 36 (1) 4M x 36 (1) 256K x NONE 36 33MB (1) 256K x (1) 4M x 36 (1) 4M x 36 NONE 36 33MB (1) 2M x 36 (1) 4M x 36 (1) 2M x 36 (1) 256K x 36 33MB (1) 2M x 36 (1) 256K x (1) 2M x 36 (1) 4M x 36 36 34MB (1) 256K x (1) 8M x 36 (1) 256K x NONE 36 36 34MB (1) 4M x 36 (1) 4M x 36 (1) 256K x (1) 256K x 36 36 34MB (1) 256K x (1) 256K x (1) 4M x 36 (1) 4M x 36 36 36 35MB (1) 8M x 36 (1) 256K x (1) 512K x NONE 36 36 35MB (1) 512K x (1) 256K x (1) 8M x 36 NONE 36 36 35MB (1) 512K x (1) 4M x 36 (1) 4M x 36 (1) 256K x 36 36 35MB (1) 4M x 36 (1) 4M x 36 (1) 512K x (1) 256K x 36 36 36MB (1) 8M x 36 (1) 1M x 36 NONE NONE 36MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 NONE 36MB (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 NONE 37MB (1) 8M x 36 (1) 1M x 36 (1) 256K x NONE 36 37MB (1) 8M x 36 (1) 256K x (1) 1M x 36 NONE 36 37MB (1) 4M x 36 (1) 4M x 36 (1) 256K x (1) 1M x 36 36 37MB (1) 1M x 36 (1) 256K x (1) 4M x 36 (1) 4M x 36 36 38MB (1) 8M x 36 (1) 1M x 36 (1) 512K x NONE 36 38MB (1) 512K x (1) 1M x 36 (1) 8M x 36 NONE 36 38MB (1) 512K x (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 36 38MB (1) 4M x 36 (1) 4M x 36 (1) 512K x (1) 1M x 36 36 38MB (1) 4M x 36 (1) 512K x (1) 1M x 36 (1) 4M x 36 36 DRAM CONFIGURATION (CONTINUED) Size Bank 0 Bank 1 Bank 2 Bank 3 39MB (1) 8M x 36 (1) 1M x 36 (1) 512K x (1) 256K x 36 36 39MB (1) 512K x (1) 256K x (1) 8M x 36 (1) 1M x 36 36 36 40MB (1) 8M x 36 NONE NONE NONE 40MB (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 NONE 40MB (1) 4M x 36 (1) 4M x 36 (1) 2M x 36 NONE 40MB (1) 8M x 36 (1) 1M x 36 (1) 1M x 36 NONE 40MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 NONE 41MB (1) 8M x 36 (1) 256K x (1) 2M x 36 NONE 36 41MB (1) 2M x 36 (1) 256K x (1) 8M x 36 NONE 36 41MB (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 (1) 256K x 36 41MB (1) 4M x 36 (1) 256K x (1) 2M x 36 (1) 4M x 36 36 42MB (1) 2M x 36 (1) 4M x 36 (1) 512K x (1) 4M x 36 36 44MB (1) 8M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 44MB (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 44MB (1) 4M x 36 (1) 1M x 36 (1) 2M x 36 (1) 4M x 36 45MB (1) 8M x 36 (1) 256K x (1) 2M x 36 (1) 1M x 36 36 45MB (1) 2M x 36 (1) 1M x 36 (1) 8M x 36 (1) 256K x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 NONE 48MB (1) 8M x 36 (1) 4M x 36 NONE NONE 48MB (1) 8M x 36 (1) 1M x 36 (1) 2M x 36 (1) 1M x 36 49MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 256K x 36 49MB (1) 256K x (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 36 49MB (1) 8M x 36 (1) 4M x 36 (1) 256K x NONE 36 49MB (1) 8M x 36 (1) 256K x (1) 4M x 36 NONE 36 50MB (1) 8M x 36 (1) 4M x 36 (1) 512K x NONE 36 50MB (1) 512K x (1) 4M x 36 (1) 8M x 36 NONE 36 50MB (1) 512K x (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 36 50MB (1) 4M x 36 (1) 4M x 36 (1) 512K x (1) 4M x 36 36 51MB (1) 8M x 36 (1) 4M x 36 (1) 512K x (1) 256K x 36 36 51MB (1) 512K x (1) 256K x (1) 8M x 36 (1) 4M x 36 36 36 52MB (1) 8M x 36 (1) 4M x 36 (1) 1M x 36 NONE 52MB (1) 4M x 36 (1) 1M x 36 (1) 8M x 36 NONE 53MB (1) 8M x 36 (1) 4M x 36 (1) 1M x 36 (1) 256K x 36 53MB (1) 8M x 36 (1) 1M x 36 (1) 256K x (1) 4M x 36 36 54MB (1) 8M x 36 (1) 1M x 36 (1) 512K x (1) 4M x 36 36 54MB (1) 512K x (1) 4M x 36 (1) 8M x 36 (1) 1M x 36 36 56MB (1) 8M x 36 (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 56MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 (1) 4M x 36 56MB (1) 8M x 36 (1) 4M x 36 (1) 2M x 26 NONE 56MB (1) 2M x 26 (1) 4M x 36 (1) 8M x 36 NONE 57MB (1) 8M x 36 (1) 256K x (1) 2M x 26 (1) 4M x 36 36 57MB (1) 2M x 26 (1) 4M x 36 (1) 8M x 36 (1) 256K x 36 DRAM CONFIGURATION (CONTINUED) Size Bank 0 Bank 1 Bank 2 Bank 3 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 8M x 36 (1) 4M x 36 (1) 4M x 36 NONE 64MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 NONE Note:For CPU cards that only support 32MB of RAM, use bank 0 and bank 1 only. Double-sided SIMMs can only be installed in bank 2 and bank 3. DIGITAL SCIENTIFIC RESEARCH, INC. ISPB-12T Processor Dependant on external CPU card installed. Processor Speed Dependant on external CPU card installed. Chip Set Dependant on external CPU card installed. Max. Onboard DRAM Dependant on external CPU card installed. Cache Dependant on external CPU card installed. BIOS Dependant on external CPU card installed. I/O Options None NPU Options Dependant on external CPU card installed. [Image] Processor Dependant on CPU card installed. Processor Speed Dependant on CPU card installed. Chip Set ACC Max. Onboard DRAM 32MB Cache None BIOS Dependant on CPU card installed. I/O Options Proprietary external CPU card slot, bus mouse port, parallel port,serial ports (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 External battery J6 Power LED & J1 Parallel port J7 keylock Reset switch J2 Serial port 2 J8 Turbo switch J3 PS/2 mouse JP1 Turbo LED J4 External keyboard J9 connector Speaker J5 Proprietary external SL1, SL2 CPU slots USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » LPT interrupt select IRQ7 JP2 pins 1 & 2 closed LPT interrupt select IRQ5 JP2 pins 3 & 4 closed » Serial port 2 interrupt JP3 pins 1 & 2 select IRQ4 closed Serial port 2 interrupt JP3 pins 3 & 4 select IRQ3 closed » Serial port 1 interrupt JP4 pins 3 & 4 select IRQ3 closed Serial port 1 interrupt JP4 pins 1 & 2 select IRQ4 closed SERIAL PORT 1 CONFIGURATION Port 1 JP7 » COM1 pins 1 & 2 closed COM2 pins 3 & 4 closed COM3 pins 5 & 6 closed COM4 pins 7 & 8 closed Disabled pins 9 & 10 closed SERIAL PORT 2 CONFIGURATION Port 2 JP6 » COM2 pins 3 & 4 closed COM1 pins 1 & 2 closed COM3 pins 5 & 6 closed COM4 pins 7 & 8 closed Disabled pins 9 & 10 closed PARALLEL PORT CONFIGURATION LPT JP5 » LPT1 pins 1 & 2 closed LPT2 pins 3 & 4 closed Disabled pins 5 & 6 closed DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256K x 9 NONE 2MB (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 NONE 5MB (4) 256K x 9 (4) 1M x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 32MB (4) 4M x 9 (4) 4M x 9 Processor 80386DX Processor Speed 25/33/40MHz Chip Set ACC Max. Onboard DRAM 64MB Cache 64/256KB BIOS AMI NPU Options None [Image] CONNECTIONS Purpose Location CPU card connectors CN1, CN2 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not JP1 N/A alter » Factory configured - do not JP4 N/A alter » Factory configured - do not JP5 N/A alter » Factory configured - do not JP7 N/A alter Note:Jumpers located on this card are BIOS controlled and should not be altered. CACHE CONFIGURATION Size Bank 0 TAG 64KB (8) 8K x 8 (1) 8K x 8 256KB (8) 32K x 8 (1) 32K x 8 Processor 80386SX Processor Speed 25/33MHz Chip Set ACC Max. Onboard DRAM 32MB Cache 64/256KB BIOS AMI NPU Options 80387SX [Image] CONNECTIONS Purpose Location PS/2 mouse connector J3 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select monochrome JP1 pins 1 & 2 closed Monitor type select color JP1 pins 2 & 3 closed » IRQ 12 enabled JP3 Closed IRQ 12 disabled JP3 Open Processor 80386SX Processor Speed 25/33MHz Chip Set OPTi Max. Onboard DRAM 16MB Cache None BIOS AMI NPU Options 80387SX [Image] CONNECTIONS Purpose Location PS/2 mouse connector J1 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select monochrome JP2 pins 1 & 2 closed Monitor type select color JP2 pins 2 & 3 closed » IRQ 12 enabled JP3 Closed IRQ 12 disabled JP3 Open MISCELLANEOUS TECHNICAL NOTES Note:Model IA386S-P/XX can support 32 MB of memory and uses ACC chipset. Model IO386S-P/XX can support 16 MB of memory and uses either OPTI or ATMEL chipset. Processor 80386DX Processor Speed 33/40MHz Chip Set OPTi or ATMEL Max. Onboard DRAM 64MB Cache 64/256KB BIOS AMI/(MR BIOS is optional) Dimensions 220mm x 220mm NPU Options 80387/3167 [Image] CONNECTIONS Purpose Location CPU card connectors CN1, CN2 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not JP1 N/A alter Note:This jumper may not be on all CPU cards. CACHE CONFIGURATION Size Bank 0 TAG 64KB (8) 8K x 8 (1) 8K x 8 256KB (8) 32K x 8 (1) 32K x 8 Processor 80486SX/80486DX/80486DX2 Processor Speed 20/25/33/50(internal)/66(internal)MHz Chip Set ACC Max. Onboard DRAM64MB Cache 64/256KB BIOS AMI I/O Options None NPU Options None [Image] CONNECTIONS Purpose Location CPU card connectors CN1, CN2 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » Factory configured - do not J3 N/A alter » Factory configured - do not JP12 N/A alter PS/2 mouse enable JP33 Closed PS/2 mouse disable JP33 Open CPU TYPE CONFIGURATION Type JP2 JP3 80486SX pins 2 & 3 closed Open 80486DX pins 1 & 2, 3 & 4 pins 3 & 4 closed closed 80486DX2 pins 1 & 2, 3 & 4 pins 1 & 2 closed closed CPU SPEED CONFIGURATION Speed S0 25MHz Closed 33MHz Open 50iMHz Closed 66iMHz Open CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8