
SUK JUNG ELECTRONIC CO., LTD.

SJ-PTM HX

Processor           CX M1/AM K5/Pentium
Processor Speed     75/90/100/120/133/150/166/180/200MHz
Chip Set            Intel
Video Chip Set      None
Maximum Onboard     128MB (EDO supported)
Memory
Maximum Video       None
Memory
Cache               256/512KB
BIOS                Award
Dimensions          272mm x 220mm
I/O Options         32-bit PCI slots (3), CD-ROM interface, floppy drive
                    interface, game port, green PC connector, IDE
                    interfaces (2), parallel port, PS/2 mouse interface,
                    serial ports (2), cache slot, IR connector, USB
                    connectors (2), audio connector
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  IR connector               CN1       Green PC LED               J34

  CD-ROM interface           CN2       Green PC connector         JP11

  Floppy drive interface     CN3       Power LED & keylock        JP12

  Serial port 1              CN4       Reset switch               JP13

  Serial port 2              CN5       Game interface             JP25

  Parallel port              CN7       Audio connector            JP26

  PS/2 mouse interface       J13       32-bit PCI slots         PC1 - PC3

  IDE interface 2            J19       Cache slot                 SL1

  IDE interface 1            J20       USB connector 1            UP1

  Speaker                    J31       USB connector 2            UP2

  IDE interface LED          J32

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     Sound enabled                           J10           Pins 1 & 2
                                                              closed

      Sound disabled                          J10           Pins 2 & 3
                                                              closed

      Flash BIOS voltage select 12v           JP5           Pins 1 & 2
                                                              closed

      Flash BIOS voltage select 5v            JP5           Pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP6              Open

      CMOS memory clear                       JP6             Closed

     Factory configured - do not alter       JP7           Pins 1 & 2
                                                              closed

     Factory configured - do not alter       JP8              Open

     Factory configured - do not alter       JP9              Open

     Sound to PC speaker                     JP14             Open

      Sound to onboard sound card             JP14            Closed

     Factory configured - do not alter       JP20             Open

     Factory configured - do not alter       JP21          Pins 2 & 3
                                                              closed

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      None

     16MB        (2) 2M x 36      None

     16MB        (2) 1M x 36   (2) 1M x 36

     24MB        (2) 2M x 36   (2) 1M x 36

     32MB        (2) 4M x 36      None

     32MB        (2) 2M x 36   (2) 2M x 36

     40MB        (2) 4M x 36   (2) 1M x 36

     48MB        (2) 4M x 36   (2) 2M x 36

     64MB        (2) 8M x 36      None

     64MB        (2) 4M x 36   (2) 4M x 36

         DRAM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1

     72MB        (2) 8M x 36   (2) 1M x 36

     80MB        (2) 8M x 36   (2) 2M x 36

     96MB        (2) 8M x 36   (2) 4M x 36

     128MB       (2) 8M x 36   (2) 8M x 36

  Note: Board accepts EDO memory.

                            CACHE CONFIGURATION

       Size            Bank 0               SL1                 TAG

      256KB         (2) 32K x 32       Not installed        (1) 32K x 8

      512KB         (2) 32K x 32        256KB module        (1) 32K x 8
                                         installed

      512KB         (2) 64K x 32       Not installed        (1) 32K x 8

      512KB             None            512KB module           None
                                         installed

                        CACHE JUMPER CONFIGURATION

          Size                     J12                      JP16

          None              Pins 3 & 4, 6 & 7               Open
                                 closed

         256KB            Pins 2 & 3, 4 & 5, 6 &            Open
                                7 closed

         512KB            Pins 1 & 2, 3 & 4, 5 &           Closed
                                6 closed

                            CPU SPEED SELECTION

    CPU      Clock    Multiplier      J6      J7    J8     J17      JP17
  speed     speed

  75MHz     50MHz        1.5x       Closed    2 &   2 &  Closed     Open
                                              3     3

  90MHz     60MHz        1.5x        Open     1 &   2 &   Open      Open
                                              2     3

  100MHz    66MHz        1.5x        Open     2 &   1 &   Open      Open
                                              3     2

  100MHz    50MHz         2x        Closed    2 &   2 &  Closed    1 & 2
                                              3     3

  120MHz    60MHz         2x         Open     1 &   2 &   Open     1 & 2
                                              2     3

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

  150MHz    60MHz        2.5x        Open     1 &   2 &   Open     1 & 2,
                                              2     3              3 & 4

  150MHz    50MHz         3x        Closed    2 &   2 &  Closed    3 & 4
                                              3     3

  166MHz    66MHz        2.5x        Open     2 &   1 &   Open     1 & 2,
                                              3     2              3 & 4

  180MHz    60MHz         3x         Open     1 &   2 &   Open     3 & 4
                                              2     3

  200MHz    66MHz         3x         Open     2 &   1 &   Open     3 & 4
                                              3     2

  Note: Pins designated should be in the closed position.

                           CPU VOLTAGE SELECTION

      Voltage             JP18             JP19               JP61

       2.5v               Open             Open         Pins 2 & 3 closed

       3.3v              Closed           Closed        Pins 1 & 2 closed

       3.5v              Closed           Closed              Open

