ASUS COMPUTER INTERNATIONAL
P/I-P55TP4XEG (VER. 2.4)
| 
 Processor  | 
 Pentium  | 
| 
 Processor Speed  | 
 75/90/100/120/133/150/166MHz  | 
| 
 Chip Set  | 
 Intel  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 128MB (EDO supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 256/512KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 330mm 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), cache slot, VRM connector, MediaBus slot  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Serial port 1  | 
 CN1  | 
 Reset switch  | 
 CN8 pins 9 & 10  | 
| 
 Serial port 2  | 
 CN2  | 
 Power LED & keylock  | 
 CN8 pins 11 - 15  | 
| 
 Parallel port  | 
 CN3  | 
 Speaker  | 
 CN8 pins 17 - 20  | 
| 
 Floppy drive interface  | 
 CN4  | 
 IDE interface LED  | 
 JP17  | 
| 
 IDE interface 1  | 
 CN5  | 
 Chassis fan power  | 
 JP30  | 
| 
 IDE interface 2  | 
 CN6  | 
 32-bit PCI slots  | 
 PC1 - PC4  | 
| 
 PS/2 mouse interface  | 
 CN7  | 
 MediaBus slot  | 
 SL1  | 
| 
 Turbo LED  | 
 CN8 pins 2 & 3  | 
 Cache slot  | 
 SL2  | 
| 
 Green PC connector  | 
 CN8 pins 4 & 5  | 
 VRM connector  | 
 VRM  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 On board multi I/O enabled  | 
 JP4  | 
 Pins 1 & 2 closed  | 
| 
 On board multi I/O disabled  | 
 JP4  | 
 Pins 2 & 3 closed  | |
| 
 »  | 
 PS/2 mouse disabled  | 
 JP7  | 
 Pins 2 & 3 closed  | 
| 
 PS/2 mouse enabled  | 
 JP7  | 
 Pins 1 & 2 closed  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP13  | 
 Open  | 
| 
 CMOS memory clear  | 
 JP13  | 
 Closed  | |
| 
 Note: If the multi I/O chip is a UM8669F, JP4 is not used. It is enabled or disabled through the BIOS.  | |||
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 8MB  | 
 (2) 1M x 32  | 
 None  | 
| 
 8MB  | 
 None  | 
 (2) 1M x 32  | 
| 
 16MB  | 
 (2) 2M x 32  | 
 None  | 
| 
 16MB  | 
 None  | 
 (2) 2M x 32  | 
| 
 16MB  | 
 (2) 1M x 32  | 
 (2) 1M x 32  | 
| 
 24MB  | 
 (2) 1M x 32  | 
 (2) 2M x 32  | 
| 
 24MB  | 
 (2) 2M x 32  | 
 (2) 1M x 32  | 
| 
 32MB  | 
 (2) 4M x 32  | 
 None  | 
| 
 32MB  | 
 None  | 
 (2) 4M x 32  | 
| 
 32MB  | 
 (2) 2M x 32  | 
 (2) 2M x 32  | 
| 
 40MB  | 
 (2) 1M x 32  | 
 (2) 4M x 32  | 
| 
 40MB  | 
 (2) 4M x 32  | 
 (2) 1M x 32  | 
| 
 48MB  | 
 (2) 2M x 32  | 
 (2) 4M x 32  | 
| 
 48MB  | 
 (2) 4M x 32  | 
 (2) 2M x 32  | 
| 
 64MB  | 
 (2) 8M x 32  | 
 None  | 
| 
 DRAM CONFIGURATION (CON’T)  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 64MB  | 
 None  | 
 (2) 8M x 32  | 
| 
 64MB  | 
 (2) 4M x 32  | 
 (2) 4M x 32  | 
| 
 72MB  | 
 (2) 1M x 32  | 
 (2) 8M x 32  | 
| 
 72MB  | 
 (2) 8M x 32  | 
 (2) 1M x 32  | 
| 
 80MB  | 
 (2) 2M x 32  | 
 (2) 8M x 32  | 
| 
 80MB  | 
 (2) 8M x 32  | 
 (2) 2M x 32  | 
| 
 96MB  | 
 (2) 4M x 32  | 
 (2) 8M x 32  | 
| 
 96MB  | 
 (2) 8M x 32  | 
 (2) 4M x 32  | 
| 
 128MB  | 
 (2) 8M x 32  | 
 (2) 8M x 32  | 
| 
 Note: Board accepts EDO memory. Board also accepts x 36 SIMMs.  | ||
| 
 CACHE CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 TAG  | 
 SL2  | 
| 
 256KB (A)  | 
 (4) 32K x 8  | 
 (4) 32K x 8  | 
 (1) 8K/16K/32K x 8  | 
 Not installed  | 
| 
 256KB (B)  | 
 None  | 
 None  | 
 None  | 
 256KB module Installed  | 
| 
 512KB (A)  | 
 (4) 64K x 8  | 
 (4) 64K x 8  | 
 (1) 16K/32K x 8  | 
 Not installed  | 
| 
 512KB (B)  | 
 None  | 
 None  | 
 None  | 
 512KB module Installed  | 
| 
 CACHE CONFIGURATION  | |
| 
 Type  | 
 JP16  | 
| 
 Asynchronous cache enabled  | 
 Pins 1 & 2 closed  | 
| 
 Asynchronous cache disabled  | 
 Pins 2 & 3 closed  | 
| 
 CACHE JUMPER CONFIGURATION  | |
| 
 Size  | 
 JP12  | 
| 
 256KB (A)  | 
 Pins 2 & 3 closed  | 
| 
 512KB (A)  | 
 Pins 1 & 2 closed  | 
| 
 CACHE VOLTAGE CONFIGURATION  | ||||
| 
 Voltage  | 
 JP8  | 
 JP9  | 
 JP10  | 
 JP11  | 
| 
 Mixed voltage  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 3.3v  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 CPU SPEED SELECTION  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP14  | 
 JP15  | 
 JP26  | 
 JP27  | 
 JP28  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Open  | 
 Open  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU VOLTAGE SELECTION  | |||
| 
 Voltage  | 
 JP22  | 
 JP23  | 
 JP24  | 
| 
 3.3v (STD/VR)  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 3.4v - 3.6v (VRE)  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 CPU VOLTAGE SELECTION  | ||||
| 
 Setting  | 
 JP18  | 
 JP19  | 
 JP20  | 
 JP21  | 
| 
 VRM not installed  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 VRM installed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SERIAL PORT 2 SELECTION  | |||
| 
 Setting  | 
 JP1  | 
 JP2  | |
| » | 
 Used as COM2  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 FLASH BIOS SELECTION  | ||
| 
 Setting  | 
 JP5  | 
 JP6  | 
| 
 Flash BIOS write protect enabled  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
| 
 Flash BIOS write protect disabled  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  |