
ELITEGROUP COMPUTER SYSTEMS, INC.

P5TX-A

Processor            CX M1/AM K5/Pentium
Processor Speed      90/100/120/133/150/166/200/233MHz
Chip Set             Intel
Video Chip Set       None
Maximum Onboard      256MB (EDO supported)
Memory
Maximum Video Memory None
Cache                256/512KB
BIOS                 Award
Dimensions           324mm x 187mm
I/O Options          32-bit PCI slots (4), floppy drive interface, green PC
                     connector, IDE interfaces (2), parallel port, PS/2
                     mouse port, serial ports (2), IR connector, USB
                     connector, ATX power connector
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  ATX power                ATX         Green PC LED          J10 pins 6 -
  connector                                                       8

  PS/2 mouse port           J2         Reset switch          J10 pins 9 &
                                                                 10

  Serial port 1             J3         Keylock              J10 pins 11 &
                                                                 12

  Serial port 2             J4         Speaker              J10 pins 13 -
                                                                 16

  Parallel port             J6         IDE interface LED    J10 pins 17 &
                                                                 18

  Floppy drive              J7         Power on switch      J10 pins 19 &
  interface                                                      20

  IDE interface 2           J8         USB connector             J11

  IDE interface 1           J9         IR connector              J13

  Power LED            J10 pins 1 -    Chassis fan power         J14
                            3

  Green PC connector   J10 pins 4 &    32-bit PCI slots       PC1  PC4
                            5

  Note: On some models, J13 may be labeled as J12. J12 will be a 5-pin IR
  connector.

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP2           Pins 2 & 3
                                                              closed

      CMOS memory clear                       JP2           Pins 1 & 2
                                                              closed

                      DIMM CONFIGURATION

      Size          Bank 0          Bank 1          Bank 2

      8MB         (1) 1M x 64        None            None

      16MB        (1) 1M x 64     (1) 1M x 64        None

      24MB        (1) 1M x 64     (1) 1M x 64    (1) 1M x 64

      16MB        (1) 2M x 64        None            None

      32MB        (1) 2M x 64     (1) 2M x 64        None

      48MB        (1) 2M x 64     (1) 2M x 64    (1) 2M x 64

      32MB        (1) 4M x 64        None            None

      64MB        (1) 4M x 64     (1) 4M x 64        None

      96MB        (1) 4M x 64     (1) 4M x 64    (1) 4M x 64

      64MB        (1) 8M x 64        None            None

     128MB        (1) 8M x 64     (1) 8M x 64        None

     192MB        (1) 8M x 64     (1) 8M x 64    (1) 8M x 64

     128MB       (1) 16M x 64        None            None

     256MB       (1) 16M x 64    (1) 16M x 64        None

  Note: Board accepts EDO memory.

                        DIMM VOLTAGE CONFIGURATION

               Voltage                                 JP5

                  3.3v                  Pins 1 & 2, 4 & 5, 7 & 8 closed

                    5v                   Pins 2 & 3, 5 & 6, 8 & 9 closed

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                        CPU SPEED SELECTION (CYRIX)

   CPU speed      Clock speed        Multiplier               JP1

     133MHz          55MHz               2x            1 & 3, 4 & 6, 11 &
                                                       13, 17 & 19, 20 &
                                                              22

     150MHz          60MHz               2x            1 & 3, 4 & 6, 11 &
                                                       13, 17 & 19, 18 &
                                                              20

     166MHz          66MHz               2x            1 & 3, 4 & 6, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     200MHz          75MHz               2x            1 & 3, 4 & 6, 9 &
                                                       11, 17 & 19, 20 &
                                                              22

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

   CPU speed      Clock speed        Multiplier               JP1

     90MHz           60MHz              1.5x           1 & 3, 2 & 4, 11 &
                                                       13, 17 & 19, 18 &
                                                              20

     100MHz          66MHz              1.5x           1 & 3, 2 & 4, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     120MHz          60MHz               2x            1 & 3, 4 & 6, 11 &
                                                       13, 17 & 19, 18 &
                                                              20

     133MHz          66MHz               2x            1 & 3, 4 & 6, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     166MHz          66MHz              2.5x           3 & 5, 4 & 6, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

   CPU speed      Clock speed        Multiplier               JP1

     90MHz           60MHz              1.5x           1 & 3, 2 & 4, 11 &
                                                       13, 17 & 19, 18 &
                                                              20

     100MHz          66MHz              1.5x           1 & 3, 2 & 4, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     120MHz          60MHz               2x            1 & 3, 4 & 6, 11 &
                                                       13, 17 & 19, 18 &
                                                              20

     133MHz          66MHz               2x            1 & 3, 4 & 6, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     150MHz          60MHz              2.5x           3 & 5, 4 & 6, 11 &
                                                       13, 17 & 19, 18 &
                                                              20

     166MHz          66MHz              2.5x           3 & 5, 4 & 6, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     200MHz          66MHz               3x            2 & 4, 3 & 5, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

     233MHz          66MHz              3.5x           1 & 3, 2 & 4, 9 &
                                                       11, 17 & 19, 18 &
                                                              20

  Note: Pins designated should be in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

                Voltage                                JP3

                  3.52v                        Pins 3 & 4 closed

                       CPU VOLTAGE SELECTION (DUAL)

      Voltage            V core              JP3               JP4

          3.3v            2.5v            Pins 1 & 2        Pins 1 & 2
                                           closed             closed

         3.3v            2.8v            Pins 1 & 2        Pins 3 & 4
                                           closed             closed

          3.3v            2.9v            Pins 1 & 2        Pins 5 & 6
                                           closed             closed

          3.3v            3.3v            Pins 1 & 2        Pins 9 & 10
                                           closed             closed

