CHAINTECH COMPUTER COMPANY, LTD. 5TLM Device Type Mainboard Processor CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/ Pentium MMX Processor Speed 90/100/120/133/150/166/200/233MHz Chip Set Intel 430TX Video Chip Set None Maximum Onboard 256MB (EDO & SDRAM supported) Memory Maximum Video Memory None Cache 512KB BIOS Award Dimensions 220mm x 220mm 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), IR connector, USB connectors (2), ATX power connector [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Power LED & J12/pins 1 – 5 keylock Chassis fan power C1 Speaker J12/pins 7 – 10 USB, IR, PS/2 mouse CN1 Soft off power J12/pins 11 & supply 12 Parallel port J3 Turbo LED J12/pins 13 & 14 Floppy drive J4 Green PC connector J12/pins 16 & interface 17 IDE interface 2 J5 Green PC LED J12/pins 18 & 19 IDE interface 1 J6 Reset switch J12/pins 21 & 22 Serial port 2 J7 IDE interface LED J12/pins 23 & 24 Serial port 1 J8 32-bit PCI slots PC1 – PC4 USER CONFIGURABLE SETTINGS Function Label Position Power supply select AT JP1 Pins 1 & 2 closed Power supply select ATX JP1 Pins 2 & 3 closed » CMOS memory normal operation JP2 Pins 1 & 2 closed CMOS memory clear JP2 Pins 2 & 3 closed » Factory configured - do not JP9 Unidentified alter SIMM CONFIGURATION Size Bank 0 8MB (2) 1M x 36 16MB (2) 2M x 36 32MB (2) 4M x 36 64MB (2) 8M x 36 Note: Board accepts EDO memory. DIMM CONFIGURATION Size Bank 1 Bank 2 8MB (1) 1M x 64 None 16MB (1) 2M x 64 None 16MB (1) 1M x 64 (1) 1M x 64 24MB (1) 2M x 64 (1) 1M x 64 32MB (1) 4M x 64 None 32MB (1) 2M x 64 (1) 2M x 64 40MB (1) 4M x 64 (1) 1M x 64 DIMM CONFIGURATION (CON’T) Size Bank 1 Bank 2 48MB (1) 4M x 64 (1) 2M x 64 64MB (1) 8M x 64 None 64MB (1) 4M x 64 (1) 4M x 64 72MB (1) 8M x 64 (1) 1M x 64 80MB (1) 8M x 64 (1) 2M x 64 96MB (1) 8M x 64 (1) 4M x 64 128MB (1) 16M x 64 None 128MB (1) 8M x 64 (1) 8M x 64 136MB (1) 16M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 2M x 64 160MB (1) 16M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 256MB (1) 16M x 64 (1) 16M x 64 Note: Board accepts SDRAM memory. CACHE CONFIGURATION Size Bank 0 512KB (1) 64K x 64 CPU SPEED SELECTION (CX 6X86) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 150MHz 60MHz 2x 2 & 1 & 1 & 2 & 1 & 1 & 3 2 2 3 2 2 166MHz 66MHz 2x 2 & 1 & 1 & 1 & 1 & 1 & 3 2 2 2 2 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 166MHz 66MHz 2x 2 & 1 & 1 & 1 & 1 & 1 & 3 2 2 2 2 2 200MHz 75MHz 2x 2 & 1 & 1 & 1 & 2 & 1 & 3 2 2 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 166MHz 60MHz 2.5x 2 & 2 & 1 & 2 & 1 & 1 & 3 3 2 3 2 2 166MHz 66MHz 2x 2 & 1 & 1 & 1 & 1 & 1 & 3 2 2 2 2 2 200MHz 66MHz 2.5x 2 & 2 & 1 & 1 & 1 & 1 & 3 3 2 2 2 2 200MHz 75MHz 2x 2 & 1 & 1 & 1 & 2 & 1 & 3 2 2 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 90MHz 60MHz 1.5x 1 & 1 & 1 & 2 & 1 & 1 & 2 2 2 3 2 2 100MHz 66MHz 1.5x 1 & 1 & 1 & 1 & 1 & 1 & 2 2 2 2 2 2 120MHz 60MHz 2x 2 & 1 & 1 & 2 & 1 & 1 & 3 2 2 3 2 2 133MHz 66MHz 2x 2 & 1 & 1 & 1 & 1 & 1 & 3 2 2 2 2 2 150MHz 60MHz 2.5x 2 & 2 & 1 & 2 & 1 & 1 & 3 3 2 3 2 2 166MHz 66MHz 2.5x 2 & 2 & 1 & 1 & 1 & 1 & 3 3 2 2 2 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 166MHz 66MHz 2.5x 2 & 2 & 1 & 1 & 1 & 1 & 3 3 2 2 2 2 200MHz 66MHz 3x 1 & 2 & 1 & 1 & 1 & 1 & 2 3 2 2 2 2 233MHz 66MHz 3.5x 1 & 1 & 1 & 1 & 1 & 1 & 2 2 2 2 2 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 90MHz 60MHz 1.5x 1 & 1 & 1 & 2 & 1 & 1 & 2 2 2 3 2 2 100MHz 66MHz 1.5x 1 & 1 & 1 & 1 & 1 & 1 & 2 2 2 2 2 2 120MHz 60MHz 2x 2 & 1 & 1 & 2 & 1 & 1 & 3 2 2 3 2 2 133MHz 66MHz 2x 2 & 1 & 1 & 1 & 1 & 1 & 3 2 2 2 2 2 150MHz 60MHz 2.5x 2 & 2 & 1 & 2 & 1 & 1 & 3 3 2 3 2 2 166MHz 66MHz 2.5x 2 & 2 & 1 & 1 & 1 & 1 & 3 3 2 2 2 2 200MHz 66MHz 3x 1 & 2 & 1 & 1 & 1 & 1 & 2 3 2 2 2 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP3 JP4 JP5 JP6 JP7 JP8 speed speed 166MHz 66MHz 2.5x 2 & 2 & 1 & 1 & 1 & 1 & 3 3 2 2 2 2 200MHz 66MHz 3x 1 & 2 & 1 & 1 & 1 & 1 & 2 3 2 2 2 2 233MHz 66MHz 3.5x 1 & 1 & 1 & 1 & 1 & 1 & 2 2 2 2 2 2 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage JP10 JP11 JP12 JP13 2.2v Pins 1 & 2 Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed closed 2.8v Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed closed 2.9v Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed closed 3.2v Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed closed 3.3v Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed closed 3.5v Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed closed