J-MARK COMPUTER CORPORATION
SUPER TX
Device Type | Mainboard |
Processor | CX 6X86/IBM 6X86/CX 686MX/IBM 6X86MX/AM K5/ AM K6/Pentium/Pentium MMX |
Processor Speed | 75/90/100/120/133/150/166/180/200/233/266/300MHz |
Chip Set | SIS 5598 |
Video Chip Set | SIS |
Maximum Onboard Memory | 384MB (EDO & SDRAM supported), Unified Memory Arctitecture (UMA) |
Maximum Video Memory | Unidentified |
Cache | 256/512KB |
BIOS | Unidentified |
Dimensions | 254mm x 218mm |
I/O Options | 32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, VGA interface |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
ATX power connector | ATX | Floppy drive interface | CN3 |
Turbo LED | C1 | Parallel port | CN4 |
Reset switch | C2 | IDE interface 2 | CN5 |
Speaker | C3 | IDE interface 1 | CN6 |
Turbo switch | C4 | IR connector | IR1 |
Power LED & keylock | C5 | PS/2 mouse interface | J1 |
IDE interface LED | C6 | VGA interface | J5 |
Soft off power supply | C7 | CPU fan power | J9 |
Serial port 1 | CN1 | 32-bit PCI slots | PC1 – PC3 |
Serial port 2 | CN2 | USB connector | USB |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Factory configured - do not alter | JP11 | Unidentified |
» | Factory configured - do not alter | JP12 | Unidentified |
» | CMOS memory normal operation | JP17 | Pins 1 & 2 closed |
CMOS memory clear | JP17 | Pins 2 & 3 closed | |
Flash BIOS voltage select 12v | JP19 | Pins 1 & 2 closed | |
Flash BIOS voltage select 5v | JP19 | Pins 2 & 3 closed |
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 |
128MB | (2) 16M 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 |
DIMM CONFIGURATION (CON’T) | ||
Size | Bank 1 | Bank 2 |
32MB | (1) 4M x 64 | None |
32MB | (1) 2M x 64 | (1) 2M x 64 |
40MB | (1) 4M x 64 | (1) 1M x 64 |
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 | TAG |
256KB | (2) 32K x 32 | (1) 32K x 8 |
512KB | (2) 64K x 32 | (1) 32K x 8 |
CPU SPEED SELECTION (CX 6X86) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
120MHz | 50MHz | 2x | On | On | On | On | Off | Off |
133MHz | 55MHz | 2x | On | On | Off | On | Off | Off |
150MHz | 60MHz | 2x | Off | On | On | On | Off | Off |
166MHz | 66MHz | 2x | On | Off | On | On | Off | Off |
CPU SPEED SELECTION (IBM 6X86) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
120MHz | 50MHz | 2x | On | On | On | On | Off | Off |
133MHz | 55MHz | 2x | On | On | Off | On | Off | Off |
150MHz | 60MHz | 2x | Off | On | On | On | Off | Off |
166MHz | 66MHz | 2x | On | Off | On | On | Off | Off |
CPU SPEED SELECTION (CX 6X86MX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 60MHz | 2.5x | Off | On | On | On | On | Off |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
233MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
CPU SPEED SELECTION (IBM 6X86MX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 60MHz | 2.5x | Off | On | On | On | On | Off |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
233MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
CPU SPEED SELECTION (IDT C6) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
150MHz | 50MHz | 3x | On | On | On | Off | On | Off |
180MHz | 60MHz | 3x | Off | On | On | Off | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
CPU SPEED SELECTION (AM K5) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
75MHz | 50MHz | 1.5x | On | On | On | Off | Off | Off |
90MHz | 60MHz | 1.5x | Off | On | On | Off | Off | Off |
100MHz | 66MHz | 1.5x | On | Off | On | Off | Off | Off |
133MHz | 66MHz | 1.5x | On | Off | On | Off | Off | Off |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
CPU SPEED SELECTION (AM K6) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
233MHz | 66MHz | 3.5x | On | Off | On | Off | Off | Off |
266MHz | 66MHz | 4x | On | Off | On | On | Off | On |
300MHz | 66MHz | 4.5x | On | Off | On | On | On | On |
CPU SPEED SELECTION (INTEL) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
75MHz | 50MHz | 1.5x | On | On | On | Off | Off | Off |
90MHz | 60MHz | 1.5x | Off | On | On | Off | Off | Off |
100MHz | 66MHz | 1.5x | On | Off | On | Off | Off | Off |
120MHz | 60MHz | 2x | Off | On | On | On | Off | Off |
133MHz | 66MHz | 2x | On | Off | On | On | Off | Off |
150MHz | 60MHz | 2.5x | Off | On | On | On | On | Off |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
CPU SPEED SELECTION (INTEL MMX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
233MHz | 66MHz | 3.5x | On | Off | On | Off | Off | Off |
CPU VOLTAGE SELECTION | ||||
Voltage | JP15/pins 1 & 2 | JP15/pins 3 & 4 | JP15/pins 5 & 6 | JP15/pins 7 & 8 |
2.2v | Open | Closed | Open | Open |
2.8v | Open | Open | Open | Closed |
2.9v | Closed | Open | Open | Closed |
3.2v | Open | Open | Closed | Closed |
3.45v | Open | Closed | Closed | Closed |
3.52v | Closed | Closed | Closed | Closed |
ON BOARD VIDEO SELECTION | |||
Setting | JP1 | JP2 | JP10 |
Enabled | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 2 & 3 closed |
Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 1 & 2 closed |