
CHAINTECH COMPUTER COMPANY, LTD.

5IFM1.2

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     256MB (EDO supported)
Memory
Maximum Video       None
Memory
Cache               256/512KB
BIOS                Award
Dimensions          280mm x 220mm
I/O Options         32-bit PCI slots (4), floppy drive interface, green PC
                    connector, IDE interfaces (2), parallel port, PS/2
                    mouse interface, serial ports (2), cache slot, IR
                    connector, USB connector
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                Location

  PS/2 mouse               J4          Speaker              J16/pins 7 -
  interface                                                      10

  USB connector            J5          Turbo LED            J16/pins 11 &
                                                                 12

  Serial port 2            J7          Green PC             J16/pins 14 &
                                       connector                 15

  Serial port 1            J8          Green PC LED         J16/pins 16 &
                                                                 17

  IR connector             J10         Reset switch         J16/pins 19 &
                                                                 20

  Floppy drive             J11         IDE interface LED   J17/pins 1 & 2
  interface                            1

  Parallel port            J12         IDE interface LED   J17/pins 3 & 4
                                       2

  IDE interface 1          J13         Chassis fan power        J18

  IDE interface 2          J14         32-bit PCI slots      PC1  PC4

  Power LED &          J16/pins 1 -    Cache slot               SL1
  keylock                   5

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     Keyboard grounding EMI radiation        JP1             Closed
      increased

      Keyboard grounding EMI radiation        JP1              Open
      decreased

     PS/2 mouse enabled                      JP2           Pins 1 & 2
                                                              closed

      PS/2 mouse disabled                     JP2           Pins 2 & 3
                                                              closed

     Password enabled                        JPX1          Pins 1 & 2
                                                              closed

      Password disabled                       JPX1          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

        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

        128MB            (2) 16M x 36             None

        136MB            (2) 16M x 36         (2) 1M x 36

        144MB            (2) 16M x 36         (2) 2M x 36

        160MB            (2) 16M x 36         (2) 4M x 36

        192MB            (2) 16M x 36         (2) 8M x 36

        256MB            (2) 16M x 36         (2) 16M x 36

  Note: Board accepts EDO memory. Banks are interchangeable.

                            CACHE CONFIGURATION

   Size       Bank 0          SL1               TAG             TAG 0

   256KB      (2) 32K    Not installed     Unidentified      (1) 16K/32K
               x 32                                              x 8

   512KB      (2) 32K     256KB module     Unidentified      (1) 16K/32K
               x 32        installed                             x 8

                  CACHE JUMPER CONFIGURATION

        Size                 JP4                  JP5

        256KB          Pins 1 & 2 closed   Pins 1 & 2 closed

        512KB          Pins 2 & 3 closed   Pins 2 & 3 closed

                        CPU SPEED SELECTION (CYRIX)

  CPU speed     Clock     Multiplier     BF1      BF2      JP8      JP9
               speed

   120MHz      50MHz          2x        2 & 3    1 & 2    1 & 2    1 & 2

   133MHz      55MHz          2x        2 & 3    1 & 2    2 & 3    2 & 3

   150MHz      60MHz          2x        2 & 3    1 & 2    2 & 3    1 & 2

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

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

  CPU speed     Clock     Multiplier     BF1      BF2      JP8      JP9
               speed

   75MHz       50MHz         1.5x       1 & 2    1 & 2    1 & 2    1 & 2

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

  CPU speed     Clock     Multiplier     BF1      BF2      JP8      JP9
               speed

   75MHz       50MHz         1.5x       1 & 2    1 & 2    1 & 2    1 & 2

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

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

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

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

   150MHz      60MHz         2.5x       2 & 3    2 & 3    2 & 3    1 & 2

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

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

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

  Note: Pins designated should be in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

          Voltage                   JP7                     JP19

           3.3v             1 & 2, 3 & 4, 5 & 6,        1 & 2, 5 & 6
                                   7 & 8

           3.5v             1 & 2, 3 & 4, 5 & 6,        3 & 4, 5 & 6
                                   7 & 8

  Note: Pins designated should be in the closed position.

                       CPU VOLTAGE SELECTION (DUAL)

       Voltage             V core             JP7              J19

        3.3v                2.5v             Open        1 & 2, 7 & 8, 15
                                                               & 16

        3.3v                2.7v             Open         1 & 2, 9 & 10,
                                                             15 & 16

        3.3v                2.8v             Open         1 & 2, 11 & 12,
                                                             15 & 16

        3.3v                2.9v             Open         1 & 2, 13 & 14,
                                                             15 & 16

        3.5v                2.5v             Open        3 & 4, 7 & 8, 15
                                                               & 16

        3.5v                2.7v             Open         3 & 4, 9 & 10,
                                                             15 & 16

        3.5v                2.8v             Open         3 & 4, 11 & 12,
                                                             15 & 16

        3.5v                2.9v             Open         3 & 4, 13 & 14,
                                                             15 & 16

  Note: Pins designated should be in the closed position.

