ICL
CX386/cx386s/cx386s25/CX486/CX486(NEW)/CX486S25
| 
 Processor  | 
 80386SX/80386DX/80486SX/80487SX/80486DX/80486DX2 (depends on CPU board installed)  | 
| 
 Processor Speed  | 
 20/25/33/50(internal)/66(internal)MHz (depends on CPU board installed)  | 
| 
 Chip Set  | 
 Symphony/Texas (depends on CPU board installed)  | 
| 
 Max. Onboard DRAM  | 
 16/32MB (depends on CPU board installed)  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 ICL  | 
| 
 Dimensions  | 
 220mm x 180mm  | 
| 
 I/O Options  | 
 PS/2 mouse port (on CPU board), serial ports (2), parallel port, IDE interface, floppy drive interface  | 
| 
 NPU Options  | 
 4167  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Parallel port  | 
 CN1  | 
 Floppy drive interface  | 
 CN5  | 
| 
 Serial port 2  | 
 CN2  | 
 Chassis fan power  | 
 JP1  | 
| 
 Serial port 1  | 
 CN3  | 
 IDE interface LED  | 
 JP2  | 
| 
 IDE interface  | 
 CN4  | ||
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse port  | 
 CN1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 T01A  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 W04  | 
 N/A  | 
| 
 »  | 
 CMOS memory normal operation  | 
 W05  | 
 pins 1 & 2 closed  | 
| 
 CMOS memory clear  | 
 W05  | 
 pins 2 & 3 closed  | |
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 1MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 NONE  | 
 NONE  | 
| 
 1.5MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 NONE  | 
| 
 2MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
| 
 2MB  | 
 (2) 1M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 3MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 1M x 9  | 
 NONE  | 
| 
 4MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
 NONE  | 
| 
 5MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 6MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
| 
 DRAM CONFIGURATION (CON’T)  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 8MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 8MB  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 10MB  | 
 (2) 1M x 9  | 
 NONE  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 12MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 16MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse port  | 
 CN1  | 
 Reset switch  | 
 JP2  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP1  | 
 N/A  | 
| 
 »  | 
 CMOS memory normal operation  | 
 JP3  | 
 pins 2 & 3 closed  | 
| 
 CMOS memory clear  | 
 JP3  | 
 pins 1 & 2 closed  | |
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 1MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 NONE  | 
 NONE  | 
| 
 1.5MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 NONE  | 
| 
 2MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
| 
 2MB  | 
 (2) 1M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 3MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 1M x 9  | 
 NONE  | 
| 
 4MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
 NONE  | 
| 
 5MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 6MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
| 
 DRAM CONFIGURATION (CON’T)  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 8MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 8MB  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 10MB  | 
 (2) 1M x 9  | 
 NONE  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 12MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 16MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse port  | 
 CN1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP1  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 T1  | 
 N/A  | 
| 
 »  | 
 CMOS memory normal operation  | 
 W1  | 
 pins 2 & 3 closed  | 
| 
 CMOS memory clear  | 
 W1  | 
 pins 1 & 2 closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 20MB  | 
 (4) 4M x 9  | 
 (4) 1M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse port  | 
 CN1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP1  | 
 Open  | 
| 
 CMOS memory clear  | 
 JP1  | 
 Closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP2  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 T1  | 
 N/A  | 
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 20MB  | 
 (4) 4M x 9  | 
 (4) 1M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 NPU CONFIGURATION  | |
| 
 Type  | 
 JP3  | 
| 
 ODP486SX-25  | 
 pins 2 & 3, 6 & 7 closed  | 
| 
 80487SX  | 
 pins 2 & 3, 6 & 7 closed  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse port  | 
 CN1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP1  | 
 Open  | 
| 
 CMOS memory clear  | 
 JP1  | 
 Closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP2  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 T1  | 
 N/A  | 
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 20MB  | 
 (4) 4M x 9  | 
 (4) 1M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 CPU TYPE CONFIGURATION  | |
| 
 Type  | 
 JP3  | 
| 
 ODP486SX  | 
 pins 2 & 3, 6 & 7 closed  | 
| 
 ODPR486  | 
 pins 1 & 2, 5 & 6 closed  | 
| 
 80486DX  | 
 pins 1 & 2, 5 & 6 closed  | 
| 
 80486DX2  | 
 pins 1 & 2, 5 & 6 closed  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse port  | 
 CN1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J1  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J2  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J3  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J4  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J5  | 
 N/A  | 
| 
 »  | 
 CMOS memory normal operation  | 
 J13  | 
 Open  | 
| 
 CMOS memory clear  | 
 J13  | 
 Closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 20MB  | 
 (4) 4M x 9  | 
 (4) 1M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  |