SOLTEK COMPUTER, INC.
SL-54U5, SL-54U1
| 
 Device Type  | 
 Mainboard  | 
| 
 Processor  | 
 CX 6X86MX/IDT C6/AM K5/AM K6/AM K6-2/Pentium/Pentium MMX  | 
| 
 Processor Speed  | 
 133/150/166/180/200/233/266/275/333/350MHz  | 
| 
 Chip Set  | 
 VIA Apollo MVP3  | 
| 
 Maximum Onboard Memory  | 
 1GB (EDO & SDRAM supported)  | 
| 
 Cache  | 
 512/1024KB  | 
| 
 BIOS  | 
 Award  | 
| 
 I/O Options  | 
 32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse connector, serial ports (2), USB connectors (2), IR connector, AGP slot, ATX power connector  | 
| 
 Dimensions  | 
 240mm x 220mm  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 AGP slot  | 
 AGP  | 
 Reset switch  | 
 J1B  | 
| 
 ATX power supply  | 
 ATX  | 
 Power LED & keylock  | 
 J1C  | 
| 
 Serial port 1  | 
 CN1  | 
 Turbo LED  | 
 J1D  | 
| 
 Serial port 2  | 
 CN2  | 
 IDE interface LED  | 
 J2A  | 
| 
 Parallel port  | 
 CN3  | 
 IR connector  | 
 J2B  | 
| 
 Floppy drive interface  | 
 CN4  | 
 Power switch  | 
 J2C  | 
| 
 IDE interface 1  | 
 CN5  | 
 PS/2 mouse interface  | 
 MS1  | 
| 
 IDE interface 2  | 
 CN6  | 
 32-bit PCI slots  | 
 PC1 - PC3  | 
| 
 CPU fan power  | 
 FAN  | 
 USB connector  | 
 USB  | 
| 
 Speaker  | 
 J1A  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 CMOS memory normal operation  | 
 JP2  | 
 Pins 1 & 2 closed  | 
| 
 CMOS memory clear  | 
 JP2  | 
 Pins 2 & 3 closed  | |
| 
 DRAM CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 8MB  | 
 (2) 1MB x 36  | 
 None  | 
 None  | 
| 
 16MB  | 
 (2) 1MB x 36  | 
 (1) 1MB x 64  | 
 None  | 
| 
 16MB  | 
 (2) 2MB x 36  | 
 None  | 
 None  | 
| 
 24MB  | 
 (2) 1MB x 36  | 
 (1) 1MB x 64  | 
 (1) 1MB x 64  | 
| 
 24MB  | 
 (2) 2MB x 36  | 
 (1) 1MB x 64  | 
 None  | 
| 
 32MB  | 
 (2) 2MB x 36  | 
 (1) 2MB x 64  | 
 None  | 
| 
 32MB  | 
 (2) 4MB x 64  | 
 None  | 
 None  | 
| 
 40MB  | 
 (2) 2MB x 36  | 
 (1) 2MB x 64  | 
 (1) 1MB x 64  | 
| 
 40MB  | 
 (2) 4MB x 36  | 
 (1) 1MB x 64  | 
 None  | 
| 
 48MB  | 
 (2) 2MB x 36  | 
 (1) 2MB x 64  | 
 (1) 2MB x 64  | 
| 
 48MB  | 
 (2) 4MB x 36  | 
 (1) 2MB x 64  | 
 None  | 
| 
 64MB  | 
 (2) 4MB x 36  | 
 (1) 4MB x 64  | 
 None  | 
| 
 64MB  | 
 (2) 8MB x 36  | 
 None  | 
 None  | 
| 
 72MB  | 
 (2) 4MB x 36  | 
 (1) 4MB x 64  | 
 (1) 1MB x 64  | 
| 
 72MB  | 
 (2) 8MB x 36  | 
 (1) 1MB x 64  | 
 None  | 
| 
 80MB  | 
 (2) 4MB x 36  | 
 (1) 4MB x 64  | 
 (1) 2MB x 64  | 
| 
 80MB  | 
 (2) 8MB x 36  | 
 (1) 2MB x 64  | 
 None  | 
| 
 96MB  | 
 (2) 4MB x 36  | 
 (1) 4MB x 64  | 
 (1) 4MB x 64  | 
| 
 96MB  | 
 (2) 8MB x 36  | 
 (1) 4MB x 64  | 
 None  | 
| 
 DRAM CONFIGURATION (CONT.)  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 128MB  | 
 (2) 8MB x 36  | 
 (1) 8MB x 64  | 
 None  | 
| 
 128MB  | 
 (2) 16MB x 36  | 
 None  | 
 None  | 
| 
 136MB  | 
 (2) 8MB x 36  | 
 (1) 8MB x 64  | 
 (1) 1MB x 64  | 
| 
 136MB  | 
 (2) 16MB x 36  | 
 (1) 1MB x 64  | 
 None  | 
| 
 144MB  | 
 (2) 8MB x 36  | 
 (1) 8MB x 64  | 
 (1) 2MB x 64  | 
| 
 144MB  | 
 (2) 16MB x 36  | 
 (1) 2MB x 64  | 
 None  | 
| 
 160MB  | 
 (2) 8MB x 36  | 
 (1) 8MB x 64  | 
 (1) 4MB x 64  | 
| 
 160MB  | 
 (2) 16MB x 36  | 
 (1) 4MB x 64  | 
 None  | 
| 
 196MB  | 
 (2) 8MB x 36  | 
 (1) 8MB x 64  | 
 (1) 8MB x 64  | 
| 
 196MB  | 
 (2) 16MB x 36  | 
 (1) 8MB x 64  | 
 None  | 
| 
 256MB  | 
 (2) 16MB x 36  | 
 (1) 16MB x 64  | 
 None  | 
| 
 256MB  | 
 (2) 32MB x 36  | 
 None  | 
 None  | 
| 
 264MB  | 
 (2) 32MB x 36  | 
 (1) 1MB x 64  | 
 None  | 
| 
 272MB  | 
 (2) 32MB x 36  | 
 (1) 2MB x 64  | 
 None  | 
| 
 288MB  | 
 (2) 32MB x 36  | 
 (1) 4MB x 64  | 
 None  | 
| 
 320MB  | 
 (2) 32MB x 36  | 
 (1) 8MB x 64  | 
 None  | 
| 
 384MB  | 
 (2) 32MB x 36  | 
 (1) 16MB x 64  | 
 None  | 
| 
 512MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 None  | 
| 
 520MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 (1) 1MB x 64  | 
| 
 528MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 (1) 2MB x 64  | 
| 
 544MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 (1) 4MB x 64  | 
| 
 576MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 (1) 8MB x 64  | 
| 
 640MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 (1) 16MB x 64  | 
| 
 768MB  | 
 (2) 32MB x 36  | 
 (1) 32MB x 64  | 
 (1) 32MB x 64  | 
| 
 SDRAM CLOCK SETTINGS  | |||
| 
 SDRAM Clock Speed  | 
 JP1  | 
 JP6  | |
| » | 
 CPU Clock  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
| 
 AGP Clock (66MHz)  | 
 Pins 2 & 3 closed  | 
 Pins 1 & 2 closed  | |
| 
 CACHE CONFIGURATION  | |
| 
 Cache  | 
 Bank 0  | 
| 
 512KB  | 
 (2) 64KB x 32  | 
| 
 1024KB  | 
 (2) 128KB x 32  | 
| 
 CPU SPEED SELECTION (CX 6X86MX)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 75MHz  | 
 2.5x  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
| 
 266MHz  | 
 75MHz  | 
 3x  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 266MHz  | 
 83MHz  | 
 2.5x  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
| 
 CPU SPEED SELECTION (CX 6X86MX CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 Off  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 233MHz  | 
 75MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 266MHz  | 
 75MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 266MHz  | 
 83MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 1 & 2  | 
 1 & 2  | 
| 
 Note: Numbers designate pins that should be closed.  | ||||||
| 
 CPU SPEED SELECTION (IDT C6)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 CPU SPEED SELECTION (IDT C6 CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 Off  | 
 On  | 
 2 & 3  | 
 2 & 3  | 
| 
 CPU SPEED SELECTION (AM K5)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 133MHz  | 
 66MHz  | 
 1.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 CPU SPEED SELECTION (AM K5 CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 133MHz  | 
 66MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 CPU SPEED SELECTION (AM K6)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 60MHz  | 
 3.5x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 CPU SPEED SELECTION (AM K6 CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 233MHz  | 
 60MHz  | 
 3.5x  | 
 Off  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 On  | 
 2 & 3  | 
 2 & 3  | 
| 
 CPU SPEED SELECTION (AM K6-2)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 250MHz  | 
 100MHz  | 
 2.5x  | 
 Off  | 
 Off  | 
 Off  | 
 On  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 300MHz  | 
 100MHz  | 
 3x  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 350MHz  | 
 100MHz  | 
 3.5x  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 CPU SPEED SELECTION (AM K6-2 CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 250MHz  | 
 100MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 1 & 2  | 
 2 & 3  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 Off  | 
 On  | 
 2 & 3  | 
 2 & 3  | 
| 
 300MHz  | 
 100MHz  | 
 3x  | 
 On  | 
 Off  | 
 1 & 2  | 
 2 & 3  | 
| 
 350MHz  | 
 100MHz  | 
 3.5x  | 
 Off  | 
 Off  | 
 1 & 2  | 
 2 & 3  | 
| 
 CPU SPEED SELECTION (PENTIUM)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 133MHz  | 
 66MHz  | 
 1.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 CPU SPEED SELECTION (PENTIUM CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 133MHz  | 
 66MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 CPU SPEED SELECTION (PENTIUM MMX)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 CPU SPEED SELECTION (PENTIUM MMX CONT.)  | ||||||
| 
 CPU Speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/5  | 
 SW1/6  | 
 JP7  | 
 JP8  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 Off  | 
 2 & 3  | 
 2 & 3  | 
| 
 CPU VOLTAGE SELECTION  | |
| 
 Voltage (core)  | 
 JP3  | 
| 
 2.0v  | 
 Open  | 
| 
 2.1v  | 
 Pins 1 & 2 closed  | 
| 
 2.2v  | 
 Pins 3 & 4 closed  | 
| 
 2.3v  | 
 Pins 1 & 2, 3 & 4 closed  | 
| 
 2.4v  | 
 Pins 5 & 6 closed  | 
| 
 2.5v  | 
 Pins 1 & 2, 5 & 6 closed  | 
| 
 2.6v  | 
 Pins 3 & 4, 5 & 6 closed  | 
| 
 2.7v  | 
 Pins 1 & 2, 3 & 4, 5 & 6 closed  | 
| 
 2.8v  | 
 Pins 7 & 8 closed  | 
| 
 2.9v  | 
 Pins 1 & 2, 7 & 8 closed  | 
| 
 3.0v  | 
 Pins 3 & 4, 7 & 8 closed  | 
| 
 3.1v  | 
 Pins 1 & 2, 3 & 4, 7 & 8 closed  | 
| 
 3.2v  | 
 Pins 5 & 6, 7 & 8 closed  | 
| 
 3.3v  | 
 Pins 1 & 2, 5 & 6, 7 & 8 closed  | 
| 
 3.4v  | 
 Pins 3 & 4, 5 & 6, 7 & 8 closed  | 
| 
 3.5v  | 
 Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed  |