TMC RESERCH CORPORATION
AI5TH (VER. 1.0)
| 
 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 DRAM (EDO supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 256/512KB  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 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, IR connectors (2), VRM connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 PS/2 mouse interface  | 
 J5  | 
 Speaker  | 
 J20 pins 1 - 4  | 
| 
 IR connector  | 
 J6  | 
 Green PC connector  | 
 J20 pins 6 & 16  | 
| 
 Serial port 1  | 
 J7  | 
 Turbo LED  | 
 J20 pins 8 & 18  | 
| 
 IR connector  | 
 J8  | 
 Reset switch  | 
 J20 pins 9 & 19  | 
| 
 Serial port 2  | 
 J9  | 
 IDE interface LED  | 
 J20 pins 10 & 20  | 
| 
 Floppy drive interface  | 
 J12  | 
 Power LED & keylock  | 
 J20 pins 11 - 15  | 
| 
 Parallel port  | 
 J13  | 
 32-bit PCI slots  | 
 PC1 - PC4  | 
| 
 IDE interface 1  | 
 J15  | 
 Cache slot  | 
 SL1  | 
| 
 IDE interface 2  | 
 J16  | 
 VRM connector  | 
 VRM  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Flash BIOS voltage select 5v  | 
 JP7  | 
 Pins 2 & 3 closed  | 
| 
 Flash BIOS voltage select 12v  | 
 JP7  | 
 Pins 1 & 2 closed  | |
| 
 »  | 
 AT bus clock select PCICLK/4  | 
 JP13  | 
 Closed  | 
| 
 AT bus clock select PCICLK/3  | 
 JP13  | 
 Open  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP17  | 
 Open  | 
| 
 CMOS memory clear  | 
 JP17  | 
 Closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 8MB  | 
 None  | 
 (2) 1M x 36  | 
| 
 8MB  | 
 (2) 1M x 36  | 
 None  | 
| 
 16MB  | 
 None  | 
 (2) 2M x 36  | 
| 
 16MB  | 
 (2) 2M x 36  | 
 None  | 
| 
 16MB  | 
 (2) 1M x 36  | 
 (2) 1M x 36  | 
| 
 24MB  | 
 (2) 2M x 36  | 
 (2) 1M x 36  | 
| 
 24MB  | 
 (2) 1M x 36  | 
 (2) 2M x 36  | 
| 
 32MB  | 
 None  | 
 (2) 4M 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  | 
| 
 40MB  | 
 (2) 1M x 36  | 
 (2) 4M x 36  | 
| 
 48MB  | 
 (2) 4M x 36  | 
 (2) 2M x 36  | 
| 
 48MB  | 
 (2) 2M x 36  | 
 (2) 4M x 36  | 
| 
 64MB  | 
 None  | 
 (2) 8M 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  | 
| 
 DRAM CONFIGURATION (CON’T)  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 72MB  | 
 (2) 1M x 36  | 
 (2) 8M x 36  | 
| 
 80MB  | 
 (2) 8M x 36  | 
 (2) 2M x 36  | 
| 
 80MB  | 
 (2) 2M x 36  | 
 (2) 8M x 36  | 
| 
 96MB  | 
 (2) 8M x 36  | 
 (2) 4M x 36  | 
| 
 96MB  | 
 (2) 4M x 36  | 
 (2) 8M x 36  | 
| 
 128MB  | 
 (2) 8M x 36  | 
 (2) 8M x 36  | 
| 
 Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.  | ||
| 
 CACHE CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 TAG  | 
 SL1  | 
| 
 256KB (A)  | 
 (2) 32K x 32  | 
 None  | 
 Unidentified  | 
 Not installed  | 
| 
 256KB (B)  | 
 None  | 
 None  | 
 None  | 
 Installed  | 
| 
 512KB (A)  | 
 (2) 32K x 32  | 
 (2) 32K x 32  | 
 Unidentified  | 
 Not installed  | 
| 
 512KB (B)  | 
 (2) 64K x 32  | 
 None  | 
 Unidentified  | 
 Not installed  | 
| 
 512KB (C)  | 
 None  | 
 None  | 
 None  | 
 Installed  | 
| 
 Note: The location of Banks 0 & 1 are unidentified. The TAG chip sizes are unidentified.  | ||||
| 
 CACHE JUMPER CONFIGURATION  | ||
| 
 Size  | 
 JP21  | 
 JP22  | 
| 
 None  | 
 Open  | 
 Open  | 
| 
 256KB (A, B)  | 
 Closed  | 
 Open  | 
| 
 512KB (A, B, C)  | 
 Open  | 
 Closed  | 
| 
 CACHE BANK CONFIGURATION  | ||
| 
 Setting  | 
 JP23  | 
 JP24  | 
| 
 1 bank  | 
 Open  | 
 Open  | 
| 
 2 banks  | 
 Closed  | 
 Closed  | 
| 
 CPU SPEED SELECTION (CYRIX)  | |||||
| 
 Speed  | 
 JP8  | 
 JP9  | 
 JP10  | 
 JP11  | 
 JP12  | 
| 
 120MHz  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 150MHz  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 166MHz  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 CPU SPEED SELECTION (AMD)  | |||||
| 
 Speed  | 
 JP8  | 
 JP9  | 
 JP10  | 
 JP11  | 
 JP12  | 
| 
 75MHz  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 90MHz  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 100MHz  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 CPU SPEED SELECTION (INTEL)  | |||||
| 
 Speed  | 
 JP8  | 
 JP9  | 
 JP10  | 
 JP11  | 
 JP12  | 
| 
 75MHz  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 90MHz  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 100MHz  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 120MHz  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 133MHz  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 150MHz  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 166MHz  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 180MHz  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 CPU TYPE SELECTION  | |
| 
 Type  | 
 JP19  | 
| 
 Standard CPU  | 
 Closed  | 
| 
 VRE CPU  | 
 Open  | 
| 
 DMA CHANNEL SELECTION  | |||
| 
 Channel  | 
 JP3  | 
 JP4  | |
| 
 1  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | |
| » | 
 3  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 SERIAL PORT SELECTION  | |||
| 
 Setting  | 
 JP1  | 
 JP2  | |
| » | 
 Serial port 2 set as serial port  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 IR connector  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | |