RELIALOGIC CORPORATION PRIVATE, LTD.
SI54A
| 
 Processor  | 
 Pentium  | 
| 
 Processor Speed  | 
 75/90/100MHz  | 
| 
 Chip Set  | 
 SIS  | 
| 
 Max. Onboard DRAM  | 
 128MB  | 
| 
 Cache  | 
 256/512/1024KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, serial ports (2)  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Parallel port  | 
 J4  | 
 Reset switch  | 
 J11  | 
| 
 Serial port 1  | 
 J5  | 
 Speaker  | 
 J12  | 
| 
 Serial port 2  | 
 J6  | 
 Power LED & keylock  | 
 J13  | 
| 
 Floppy drive interface  | 
 J7  | 
 Turbo LED  | 
 LED1  | 
| 
 IDE interface (secondary)  | 
 J8  | 
 IDE interface LED  | 
 LED2  | 
| 
 IDE interface (primary)  | 
 J9  | 
 32-bit PCI slots  | 
 PCI - PC4  | 
| 
 Turbo switch  | 
 J10  | ||
| 
 Note: The location of LED1 is unidentified.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 On board I/O enabled  | 
 JP3  | 
 pins 1 & 2 closed  | 
| 
 On board I/O disabled  | 
 JP3  | 
 pins 2 & 3 closed  | |
| 
 »  | 
 IDE interface enabled  | 
 JP4  | 
 Open  | 
| 
 IDE interface disabled  | 
 JP4  | 
 Closed  | |
| 
 »  | 
 Parity check enabled  | 
 JP5  | 
 Closed  | 
| 
 Parity check disabled  | 
 JP5  | 
 Open  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP9  | 
 N/A  | 
| 
 »  | 
 Cache invalidation select always invalidated  | 
 JP13  | 
 pins 1 & 2 closed  | 
| 
 Cache invalidation select writes to invalidated  | 
 JP13  | 
 pins 2 & 3 closed  | |
| 
 »  | 
 Cache write select write back  | 
 JP14  | 
 pins 1 & 2 closed  | 
| 
 Cache write select write through  | 
 JP14  | 
 pins 2 & 3 closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP15  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP16  | 
 N/A  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP17  | 
 N/A  | 
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 2MB  | 
 (2) 256K x 36  | 
 NONE  | 
| 
 4MB  | 
 (2) 256K x 36  | 
 (2) 256K x 36  | 
| 
 4MB  | 
 (2) 512K x 36  | 
 NONE  | 
| 
 8MB  | 
 (2) 512K x 36  | 
 (2) 512K x 36  | 
| 
 8MB  | 
 (2) 1M x 36  | 
 NONE  | 
| 
 16MB  | 
 (2) 1M x 36  | 
 (2) 1M x 36  | 
| 
 16MB  | 
 (2) 2M x 36  | 
 NONE  | 
| 
 32MB  | 
 (2) 2M x 36  | 
 (2) 2M x 36  | 
| 
 36MB  | 
 (2) 512K x 36  | 
 (2) 4M x 36  | 
| 
 40MB  | 
 (2) 1M x 36  | 
 (2) 4M x 36  | 
| 
 48MB  | 
 (2) 2M x 36  | 
 (2) 4M x 36  | 
| 
 64MB  | 
 (2) 4M x 36  | 
 (2) 4M x 36  | 
| 
 64MB  | 
 (2) 8M x 36  | 
 NONE  | 
| 
 128MB  | 
 (2) 8M x 36  | 
 (2) 8M x 36  | 
| 
 128MB  | 
 (2) 16M x 36  | 
 NONE  | 
| 
 DRAM JUMPER CONFIGURATION  | |
| 
 Type  | 
 JP7  | 
| 
 Single side SIMMs only  | 
 pins 2 & 3 closed  | 
| 
 Bank 0 = single side SIMMs & Bank 1 = double side SIMMs  | 
 pins 1 & 2, 3 & 4 closed  | 
| 
 CACHE CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 TAG  | 
| 
 256KB  | 
 (4) 32K x 8  | 
 (4) 32K x 8  | 
 (2) 32K x 8  | 
| 
 512KB  | 
 (4) 64K x 8  | 
 (4) 64K x 8  | 
 (2) 32K x 8  | 
| 
 1MB  | 
 (4) 128K x 8  | 
 (4) 128K x 8  | 
 (2) 32K x 8  | 
| 
 CACHE JUMPER CONFIGURATION  | ||
| 
 Size  | 
 JP11  | 
 JP12  | 
| 
 256KB  | 
 Open  | 
 Open  | 
| 
 512KB  | 
 Closed  | 
 Closed  | 
| 
 1MB  | 
 Closed  | 
 Closed  | 
| 
 CPU SPEED CONFIGURATION  | |
| 
 Speed  | 
 JP8  | 
| 
 75MHz  | 
 pins 2 & 3, 5 & 6, 7 & 8 closed  | 
| 
 90MHz  | 
 pins 2 & 3, 4 & 5, 8 & 9 closed  | 
| 
 100MHz  | 
 pins 1 & 2, 5 & 6, 7 & 8 closed  | 
| 
 BIOS CONFIGURATION  | |
| 
 Type  | 
 JP6  | 
| 
 EPROM  | 
 pins 1 & 2 closed  | 
| 
 Flash 5v  | 
 pins 1 & 2 closed  | 
| 
 Flash 12v  | 
 pins 2 & 3 closed  | 
| 
 DACK/DRQ CONFIGURATION  | ||
| 
 DACK/DRQ  | 
 JP1  | 
 JP2  | 
| 
 DACK1/DRQ1  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
| 
 DACK3/DRQ3  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  |