BCM ADVANCED RESEARCH, INC.
SQ591
| 
 Processor  | 
 CX M1/AM K5/Pentium  | 
| 
 Processor Speed  | 
 75/90/100/120/133/150/166/180/200MHz  | 
| 
 Chip Set  | 
 Intel  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 128MB (EDO supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 256/512KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 254mm 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), IR connector, USB connectors (2)  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Power LED & keylock  | 
 J1 pins 1 - 5  | 
 IDE interface 1  | 
 J8  | 
| 
 Green PC LED  | 
 J1 pins 7 & 8  | 
 USB connector 2  | 
 J10  | 
| 
 IDE interface LED  | 
 J1 pins 10 - 13  | 
 USB connector 1  | 
 J11  | 
| 
 Speaker  | 
 J1 pins 14 - 17  | 
 Parallel port  | 
 J12  | 
| 
 Green PC connector  | 
 J1 pins 19 & 20  | 
 IDE interface 2  | 
 J13  | 
| 
 Turbo LED  | 
 J1 pins 22 & 23  | 
 Serial port 1  | 
 J18  | 
| 
 Reset switch  | 
 J1 pins 25 & 26  | 
 Serial port 2  | 
 J19  | 
| 
 PS/2 mouse interface  | 
 J2  | 
 IR connector  | 
 J21  | 
| 
 Floppy drive interface  | 
 J7  | 
 32-bit PCI slots  | 
 PC1 – PC4  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP3  | 
 Open  | 
| 
 CMOS memory clear  | 
 JP3  | 
 Closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 8MB  | 
 (2) 1M x 36  | 
 None  | 
| 
 16MB  | 
 (2) 2M x 36  | 
 None  | 
| 
 16MB  | 
 (2) 1M x 36  | 
 (2) 1M x 36  | 
| 
 24MB  | 
 (2) 2M x 36  | 
 (2) 1M x 36  | 
| 
 32MB  | 
 (2) 4M x 36  | 
 None  | 
| 
 32MB  | 
 (2) 2M x 36  | 
 (2) 2M x 36  | 
| 
 40MB  | 
 (2) 4M x 36  | 
 (2) 1M x 36  | 
| 
 48MB  | 
 (2) 4M x 36  | 
 (2) 2M x 36  | 
| 
 64MB  | 
 (2) 8M x 36  | 
 None  | 
| 
 64MB  | 
 (2) 4M x 36  | 
 (2) 4M x 36  | 
| 
 72MB  | 
 (2) 8M x 36  | 
 (2) 1M x 36  | 
| 
 80MB  | 
 (2) 8M x 36  | 
 (2) 2M x 36  | 
| 
 96MB  | 
 (2) 8M x 36  | 
 (2) 4M x 36  | 
| 
 128MB  | 
 (2) 8M x 36  | 
 (2) 8M x 36  | 
| 
 Note: Board accepts EDO memory. Banks are interchangeable.  | ||
| 
 CACHE CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 256KB  | 
 (2) 32K x 32  | 
| 
 512KB  | 
 (2) 64K x 32  | 
| 
 CPU SPEED SELECTION (CYRIX)  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 JP6  | 
 JP7  | 
 JP8  | 
| 
 120MHz  | 
 50MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 133MHz  | 
 60MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 150MHz  | 
 66MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 166MHz  | 
 60MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 CPU SPEED SELECTION (AMD)  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 JP6  | 
 JP7  | 
 JP8  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 180MHz  | 
 60MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU SPEED SELECTION (INTEL)  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 JP6  | 
 JP7  | 
 JP8  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 180MHz  | 
 60MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU VOLTAGE SELECTION (CYRIX)  | ||||
| 
 CPU type  | 
 Voltage  | 
 JP1  | 
 JP2  | 
 JP5  | 
| 
 STD  | 
 3.15v – 3.6v  | 
 Open  | 
 Closed  | 
 1 & 2, 3 & 4, 5 & 6  | 
| 
 VRE  | 
 3.4v – 3.6v  | 
 Open  | 
 Open  | 
 1 & 2, 3 & 4, 5 & 6  | 
| 
 N/A (future use)  | 
 2.5v  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 N/A (future use)  | 
 2.8v  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU VOLTAGE SELECTION (AMD)  | ||||
| 
 CPU type  | 
 Voltage  | 
 JP1  | 
 JP2  | 
 JP5  | 
| 
 AM K5 (STD)  | 
 3.155v – 3.6v  | 
 Open  | 
 Closed  | 
 1 & 2, 3 & 4, 5 & 6  | 
| 
 AM K5 (VRE)  | 
 3.4v – 3.6v  | 
 Open  | 
 Open  | 
 1 & 2, 3 & 4, 5 & 6  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU VOLTAGE SELECTION (INTEL, SINGLE)  | ||||
| 
 CPU type  | 
 Voltage  | 
 JP1  | 
 JP2  | 
 JP5  | 
| 
 P54C (STD)  | 
 3.155v – 3.6v  | 
 Open  | 
 Closed  | 
 1 & 2, 3 & 4, 5 & 6  | 
| 
 P54C (VRE)  | 
 3.4v – 3.6v  | 
 Open  | 
 Open  | 
 1 & 2, 3 & 4, 5 & 6  | 
| 
 Note: Pins designated should be in the closed position.  | ||||
| 
 CPU VOLTAGE SELECTION (INTEL, DUAL)  | |||||
| 
 CPU type  | 
 Voltage  | 
 V core  | 
 JP1  | 
 JP2  | 
 JP5  | 
| 
 P55C  | 
 3.38v  | 
 2.5v  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 P55C  | 
 3.38v  | 
 2.8v  | 
 Open  | 
 Closed  | 
 Open  |