
SOLTEK COMPUTER, INC.

SL-53E5

Device Type       Mainboard
Processor         CX 6X86MX/IDT C6/AM K5/AM K6/AM K6-2/Pentium/Pentium MMX
Processor Speed   133/150/166/180/200/233/266/300/333/366MHz
Chip Set          VIA Apollo VPX
Maximum Onboard   384MB DRAM (EDO & SDRAM supported)
Memory
Cache             512KB
BIOS              Award
I/O Options       32-bit PCI slots (3), floppy drive interface, IDE
                  interfaces (2), parallel port, PS/2 mouse port, serial
                  ports (2), USB connector, IR connector, green PC
                  connector
Dimensions        220mm x 190mm

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                 Location

  Floppy drive interface      CN1       Green PC connector        J3D

  Serial port 2               CN2       Speaker                   J4A

  Serial port 1               CN3       Reset switch              J4B

  Parallel port               CN4       Power LED & keylock       J4C

  IDE interface 1             CN5       Turbo LED                 J4D

  IDE interface 2             CN6       PS/2 mouse port           MS1

  IDE interface LED           J3A       32-bit PCI slots        PC1 - PC3

  IR connector                J3B       USB connector             USB

  Unidentified                J3C

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation           JBAT1          Pins 1 & 2
                                                              closed

      CMOS memory clear                      JBAT1          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

      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

                    DRAM CONFIGURATION (CONT.)

      Size            Bank 0           Bank 1          Bank 2

      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

      264MB       (2) 16MB x 36    (1) 16MB x 64    (1) 1MB x 64

      272MB       (2) 16MB x 36    (1) 16MB x 64    (1) 2MB x 64

      288MB       (2) 16MB x 36    (1) 16MB x 64    (1) 4MB x 64

      320MB       (2) 16MB x 36    (1) 16MB x 64    (1) 8MB x 64

      384MB       (2) 16MB x 36    (1) 16MB x 64    (1) 16MB x 64

                      CPU SPEED SELECTION (CX 6X86MX)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  200MHz    66MHz        2.5x       1 &    2 &    1 &   2 &    1 &    1 &
                                     2     3      2      3     2      2

  200MHz    75MHz         2x        2 &    1 &    2 &   2 &    2 &    1 &
                                     3     2      3      3     3      2

  233MHz    66MHz         3x        1 &    2 &    1 &   2 &    1 &    2 &
                                     2     3      2      3     2      3

  233MHz    75MHz        2.5x       2 &    1 &    2 &   2 &    1 &    1 &
                                     3     2      3      3     2      2

  300MHz    66MHz        3.5x       1 &    2 &    1 &   2 &    2 &    2 &
                                     2     3      2      3     3      3

  300MHz    75MHz         3x        2 &    1 &    2 &   2 &    1 &    2 &
                                     3     2      3      3     2      3

  Note: Numbers designate pins that should be in the closed position.

                       CPU SPEED SELECTION (IDT C6)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  200MHz    66MHz        2.5x       1 &    2 &    1 &   2 &    1 &    2 &
                                     2     3      2      3     2      3

  225MHz    66MHz        3.5x       2 &    1 &    2 &   2 &    1 &    2 &
                                     3     2      3      3     2      3

  233MHz    66MHz        3.5x       1 &    2 &    1 &   2 &    2 &    2 &
                                     2     3      2      3     3      3

  266MHz    66MHz        3.5x       1 &    2 &    1 &   1 &    2 &    1 &
                                     2     3      2      2     3      2

  300MHz    66MHz         4x        1 &    2 &    1 &   1 &    1 &    1 &
                                     2     3      2      2     2      2

  Note: Numbers designate pins that should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  133MHz    66MHz        1.5x       1 &    2 &    1 &   2 &    2 &    1 &
                                     2     3      2      3     3      2

  166MHz    66MHz        2.5x       1 &    2 &    1 &   2 &    1 &    1 &
                                     2     3      2      3     2      2

  200MHz    66MHz         3x        1 &    2 &    1 &   2 &    1 &    2 &
                                     2     3      2      3     2      3

  Note: Numbers designate pins that should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  166MHz    66MHz        2.5x       1 &    2 &    1 &   2 &    1 &    1 &
                                     2     3      2      3     2      2

  200MHz    66MHz         3x        1 &    2 &    1 &   2 &    1 &    2 &
                                     2     3      2      3     2      3

  233MHz    66MHz        3.5x       1 &    2 &    1 &   2 &    2 &    2 &
                                     2     3      2      3     3      3

  266MHz    66MHz         4x        1 &    2 &    1 &   1 &    2 &    1 &
                                     2     3      2      2     3      2

  300MHz    66MHz        4.5x       1 &    2 &    1 &   1 &    1 &    1 &
                                     2     3      2      2     2      2

  333MHz    66MHz         5x        1 &    2 &    1 &   1 &    1 &    2 &
                                     2     3      2      2     2      3

  366MHz    66MHz        5.5x       1 &    2 &    1 &   1 &    2 &    2 &
                                     2     3      2      2     3      3

  Note: Numbers designate pins that should be in the closed position.

                       CPU SPEED SELECTION (AM K6-2)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  266MHz    66MHz        3.5x       1 &    2 &    1 &   1 &    2 &    1 &
                                     2     3      2      2     3      2

  300MHz    66MHz        4.5x       1 &    2 &    1 &   1 &    1 &    1 &
                                     2     3      2      2     2      2

  333MHz    66MHz         5x        1 &    2 &    1 &   1 &    1 &    2 &
                                     2     3      2      2     2      3

  366MHz    66MHz        5.5x       1 &    2 &    1 &   1 &    2 &    2 &
                                     2     3      2      2     3      3

  Note: Numbers designate pins that should be in the closed position.

                       CPU SPEED SELECTION (PENTIUM)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  133MHz    66MHz         2x        1 &    2 &    1 &   2 &    2 &    1 &
                                     2     3      2      3     3      2

  166MHz    66MHz        2.5x       1 &    2 &    1 &   2 &    1 &    1 &
                                     2     3      2      3     2      2

  200MHz    66MHz         3x        1 &    2 &    1 &   2 &    1 &    2 &
                                     2     3      2      3     2      3

  Note: Numbers designate pins that should be in the closed position.

                     CPU SPEED SELECTION (PENTIUM MMX)

  Speed      Clock    Multiplier    JP1    JP2    JP3   JP4    JP5   JP6
            speed

  166MHz    66MHz        2.5x       1 &    2 &    1 &   2 &    1 &    1 &
                                     2     3      2      3     2      2

  200MHz    66MHz         3x        1 &    2 &    1 &   2 &    1 &    2 &
                                     2     3      2      3     2      3

  233MHz    66MHz        3.5x       1 &    2 &    1 &   2 &    2 &    2 &
                                     2     3      2      3     3      3

  Note: Numbers designate pins that should be in the closed position.

                     CPU VOLTAGE SELECTION

  Voltage (core)                       J1

       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

