ELITEGROUP COMPUTER SYSTEMS, INC.
P5TX-A
| 
 Processor  | 
 CX M1/AM K5/Pentium  | 
| 
 Processor Speed  | 
 90/100/120/133/150/166/200/233MHz  | 
| 
 Chip Set  | 
 Intel  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 256MB (EDO supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 256/512KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 324mm x 187mm  | 
| 
 I/O Options  | 
 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector, ATX power connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 ATX power connector  | 
 ATX  | 
 Green PC LED  | 
 J10 pins 6 - 8  | 
| 
 PS/2 mouse port  | 
 J2  | 
 Reset switch  | 
 J10 pins 9 & 10  | 
| 
 Serial port 1  | 
 J3  | 
 Keylock  | 
 J10 pins 11 & 12  | 
| 
 Serial port 2  | 
 J4  | 
 Speaker  | 
 J10 pins 13 - 16  | 
| 
 Parallel port  | 
 J6  | 
 IDE interface LED  | 
 J10 pins 17 & 18  | 
| 
 Floppy drive interface  | 
 J7  | 
 Power on switch  | 
 J10 pins 19 & 20  | 
| 
 IDE interface 2  | 
 J8  | 
 USB connector  | 
 J11  | 
| 
 IDE interface 1  | 
 J9  | 
 IR connector  | 
 J13  | 
| 
 Power LED  | 
 J10 pins 1 - 3  | 
 Chassis fan power  | 
 J14  | 
| 
 Green PC connector  | 
 J10 pins 4 & 5  | 
 32-bit PCI slots  | 
 PC1 – PC4  | 
| 
 Note: On some models, J13 may be labeled as J12. J12 will be a 5-pin IR connector.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP2  | 
 Pins 2 & 3 closed  | 
| 
 CMOS memory clear  | 
 JP2  | 
 Pins 1 & 2 closed  | |
| 
 DIMM CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 8MB  | 
 (1) 1M x 64  | 
 None  | 
 None  | 
| 
 16MB  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 24MB  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 16MB  | 
 (1) 2M x 64  | 
 None  | 
 None  | 
| 
 32MB  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
 None  | 
| 
 48MB  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 32MB  | 
 (1) 4M x 64  | 
 None  | 
 None  | 
| 
 64MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
 None  | 
| 
 96MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 64MB  | 
 (1) 8M x 64  | 
 None  | 
 None  | 
| 
 128MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 None  | 
| 
 192MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 128MB  | 
 (1) 16M x 64  | 
 None  | 
 None  | 
| 
 256MB  | 
 (1) 16M x 64  | 
 (1) 16M x 64  | 
 None  | 
| 
 Note: Board accepts EDO memory.  | |||
| 
 DIMM VOLTAGE CONFIGURATION  | ||
| 
 Voltage  | 
 JP5  | |
| » | 
 3.3v  | 
 Pins 1 & 2, 4 & 5, 7 & 8 closed  | 
| 
 5v  | 
 Pins 2 & 3, 5 & 6, 8 & 9 closed  | |
| 
 CACHE CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 256KB  | 
 (2) 32K x 32  | 
| 
 512KB  | 
 (2) 64K x 32  | 
| 
 CPU SPEED SELECTION (CYRIX)  | |||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP1  | 
| 
 133MHz  | 
 55MHz  | 
 2x  | 
 1 & 3, 4 & 6, 11 & 13, 17 & 19, 20 & 22  | 
| 
 150MHz  | 
 60MHz  | 
 2x  | 
 1 & 3, 4 & 6, 11 & 13, 17 & 19, 18 & 20  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 1 & 3, 4 & 6, 9 & 11, 17 & 19, 18 & 20  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 1 & 3, 4 & 6, 9 & 11, 17 & 19, 20 & 22  | 
| 
 Note: Pins designated should be in the closed position.  | |||
| 
 CPU SPEED SELECTION (AMD)  | |||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP1  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 1 & 3, 2 & 4, 11 & 13, 17 & 19, 18 & 20  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 1 & 3, 2 & 4, 9 & 11, 17 & 19, 18 & 20  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 1 & 3, 4 & 6, 11 & 13, 17 & 19, 18 & 20  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 1 & 3, 4 & 6, 9 & 11, 17 & 19, 18 & 20  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 3 & 5, 4 & 6, 9 & 11, 17 & 19, 18 & 20  | 
| 
 Note: Pins designated should be in the closed position.  | |||
| 
 CPU SPEED SELECTION (INTEL)  | |||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP1  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 1 & 3, 2 & 4, 11 & 13, 17 & 19, 18 & 20  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 1 & 3, 2 & 4, 9 & 11, 17 & 19, 18 & 20  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 1 & 3, 4 & 6, 11 & 13, 17 & 19, 18 & 20  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 1 & 3, 4 & 6, 9 & 11, 17 & 19, 18 & 20  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 3 & 5, 4 & 6, 11 & 13, 17 & 19, 18 & 20  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 3 & 5, 4 & 6, 9 & 11, 17 & 19, 18 & 20  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 2 & 4, 3 & 5, 9 & 11, 17 & 19, 18 & 20  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 1 & 3, 2 & 4, 9 & 11, 17 & 19, 18 & 20  | 
| 
 Note: Pins designated should be in the closed position.  | |||
| 
 CPU VOLTAGE SELECTION (SINGLE)  | ||
| 
 Voltage  | 
 JP3  | |
| » | 
 3.52v  | 
 Pins 3 & 4 closed  | 
| 
 CPU VOLTAGE SELECTION (DUAL)  | ||||
| 
 Voltage  | 
 V core  | 
 JP3  | 
 JP4  | |
| 
 3.3v  | 
 2.5v  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | |
| » | 
 3.3v  | 
 2.8v  | 
 Pins 1 & 2 closed  | 
 Pins 3 & 4 closed  | 
| 
 3.3v  | 
 2.9v  | 
 Pins 1 & 2 closed  | 
 Pins 5 & 6 closed  | |
| 
 3.3v  | 
 3.3v  | 
 Pins 1 & 2 closed  | 
 Pins 9 & 10 closed  | |