
ZEOS INTERNATIONAL, LTD.

PANTERA 486

Processor  80486SX/80486DX/80486DX2/80486DX4/Pentium Overdrive
Processor  25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   SMC
Max.       128MB
Onboard
DRAM
Cache      128/256KB (on external cache card)
BIOS       AMI
Dimensions 330mm x 218mm
I/O        32-bit PCI bus slots (3), floppy drive interface, IDE interface
Options    (2), parallel port, serial ports (2), SCSI interface, external
           cache card
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                 Location

  Parallel port                J2       Low power LED             J11

  Serial port 2                J3       Power LED & keylock       J12

  Serial port 1                J4       IDE interface LED         J13

  Floppy drive interface       J5       Speaker                   J14

  IDE interface                J7       SCSI connector            J15
  (secondary)

  IDE interface (primary)      J8       32-bit PCI bus slots    PC1 - PC3

  Chassis fan power            J9       External cache card       SL1

  Reset switch                J10

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

     CMOS memory normal operation           CLR1           pins 1 & 2
                                                              closed

      CMOS memory clear                      CLR1           pins 3 & 4
                                                              closed

     Flash BIOS write protect enabled      FLASH1          pins 1 & 2
                                                              closed

      Flash BIOS write protect              FLASH1          pins 3 & 4
      disabled                                                closed

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     2MB         (1) 256K x     (1) 256K x       NONE           NONE
                     36            36

     4MB         (1) 256K x     (1) 256K x     (1) 256K x   (1) 256K x 36
                     36            36             36

     4MB         (1) 512K x     (1) 512K x       NONE           NONE
                     36            36

     8MB         (1) 512K x     (1) 512K x     (1) 512K x   (1) 512K x 36
                     36            36             36

     8MB        (1) 1M x 36    (1) 1M x 36       NONE           NONE

     10MB       (1) 1M x 36    (1) 1M x 36     (1) 256K x   (1) 256K x 36
                                                  36

     12MB       (1) 1M x 36    (1) 1M x 36     (1) 512K x   (1) 512K x 36
                                                  36

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

     16MB       (1) 2M x 36    (1) 2M x 36       NONE           NONE

     32MB       (1) 2M x 36    (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     32MB       (1) 4M x 36    (1) 4M x 36       NONE           NONE

     64MB       (1) 8M x 36    (1) 8M x 36       NONE           NONE

     64MB       (1) 4M x 36    (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     96MB       (1) 4M x 36    (1) 4M x 36    (1) 8M x 36    (1) 8M x 36

    128MB       (1) 8M x 36    (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

                  CPU TYPE CONFIGURATION

            Type                         CP1

           80486SX             pins 3 & 5, 4 & 6 closed

  80486DX/DX2/DX4/Overdrive    pins 1 & 3, 2 & 4 closed

                CPU SPEED CONFIGURATION

           Speed                       CLK1

           25MHz             pins 1 & 3, 4 & 6 closed

           33MHz             pins 2 & 4, 3 & 5 closed

           50iMHz            pins 1 & 3, 4 & 6 closed

           66iMHz            pins 2 & 4, 3 & 5 closed

           75iMHz            pins 1 & 3, 4 & 6 closed

          100iMHz            pins 2 & 4, 3 & 5 closed

               CPU VOLTAGE CONFIGURATION

          Voltage                       CP2

          3.3 volt           pins 1 & 3, 2 & 4 closed

           5 volt            pins 3 & 5, 4 & 6 closed

