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 128MB DRAM (EDO supported) Memory Maximum Video None Memory 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 [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse J5 Speaker J20 pins 1 - interface 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 J12 Power LED & J20 pins 11 - interface keylock 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 None Unidentified Not installed 32 256KB (B) None None None Installed 512KB (A) (2) 32K x (2) 32K x Unidentified Not installed 32 32 512KB (B) (2) 64K x None Unidentified Not installed 32 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 Pins 1 & 2 closed Pins 1 & 2 closed serial port IR connector Pins 2 & 3 closed Pins 2 & 3 closed