
WYSE TECHNOLOGY, INC.

WYSE PC 386 MODEL 3116SX

Processor            80386SX
Processor Speed      16MHz
Chip Set             WYSE
Max. Onboard DRAM    12MB
Cache                None
BIOS                 WYSE
Dimensions           334mm x 122mm
I/O Options          Serial ports (2)
NPU Options          80387SX

[Image]

                                CONNECTIONS

  Purpose                    Location    Purpose                Location

  Power LED/Keylock            KLED      Speaker                   SPK

  Card edge connector           S1       Serial port 2             P2

  Top-Plane edge connector      S2       Serial port 1             P3

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not alter        WA             Closed

     Factory configured - do not alter        WB             Closed

     Factory configured - do not alter        WE             Closed

     Factory test disabled                    WF            pins 1 & 2
                                                              closed

      Factory test enabled                     WF            pins 2 & 3
                                                              closed

     Monitor type select color                WG            pins 1 & 2
                                                              closed

      Monitor type select monochrome           WG            pins 2 & 3
                                                              closed

     NPU disabled                             WJ            pins 2 & 3
                                                              closed

      NPU enabled                              WJ            pins 1 & 2
                                                              closed

     Keyboard controller chip at 7A           WK            pins 2 & 3
      select 6805                                             closed

      Keyboard controller chip at 7A           WK            pins 1 & 2
      select 68705                                            closed

     ROM BIOS chips installed 2               WL            pins 1 & 2
                                                              closed

      ROM BIOS chip installed 1                WL            pins 2 & 3
                                                              closed

     Factory configured - do not alter        WQ            pins 1 & 2
                                                              closed

                      BIOS CONFIGURATION

        Size                  WC                   WD

        27128          pins 2 & 3 closed   pins 2 & 3 closed

        27256          pins 1 & 2 closed   pins 2 & 3 closed

        27512          pins 1 & 2 closed   pins 1 & 2 closed

                          KEYBOARD CONFIGURATION

                      Type                                  W1

              7B select 250646-XX                          Open

    7B select 250230-12/193002-12 7A must be     1 & 2, 3 & 4, 5 & 6, 7 &
                     empty                          8, 9 & 10, 11 & 12

[Image]

                            DRAM CONFIGURATION

   Size     Bank 0     Bank 1     Bank 2     Bank 3    Bank 4     Bank 5

  1MB 1     (2) 256K  (2) 256K     NONE       NONE      NONE       NONE
              x 9       x 9

  2MB 1     (2) 256K  (2) 256K   (2) 256K   (2) 256K    NONE       NONE
              x 9       x 9        x 9        x 9

  2MB 2     (2) 1M x    NONE       NONE       NONE      NONE       NONE
               9

  4MB 1     (2) 256K  (2) 256K   (2) 256K   (2) 256K    (2) 1M     NONE
              x 9       x 9        x 9        x 9        x 9

  4MB 2     (2) 1M x  (2) 1M x     NONE       NONE      NONE       NONE
               9         9

  6MB 1     (2) 256K  (2) 256K   (2) 256K   (2) 256K    (2) 1M   (2) 1M x
              x 9       x 9        x 9        x 9        x 9        9

  6MB 2     (2) 1M x  (2) 1M x   (2) 1M x     NONE      NONE       NONE
               9         9          9

  8MB 2     (2) 1M x  (2) 1M x   (2) 1M x   (2) 1M x    NONE       NONE
               9         9          9          9

  10MB 2    (2) 1M x  (2) 1M x   (2) 1M x   (2) 1M x    (2) 1M     NONE
               9         9          9          9         x 9

  12MB 2    (2) 1M x  (2) 1M x   (2) 1M x   (2) 1M x    (2) 1M   (2) 1M x
               9         9          9          9         x 9        9

  Note 1 :Using PAL configuration one

  Note 2 :Using PAL configuration two

                         DRAM JUMPER CONFIGURATION

                            PAL configuration 1

      Size           Jumper J1          Jumper J2           Jumper J3

      1MB            pins 1 & 2         pins 1 & 2      pins 2 & 3 closed
                      closed              closed

      2MB            pins 1 & 2         pins 1 & 2      pins 2 & 3 closed
                      closed              closed

      4MB            pins 1 & 2         pins 1 & 2      pins 1 & 2 closed
                      closed              closed

      6MB            pins 1 & 2         pins 1 & 2      pins 2 & 3 closed
                      closed              closed

                            PAL configuration 2

      2MB            pins 1 & 2         pins 1 & 2      pins 1 & 2 closed
                      closed              closed

      4MB            pins 1 & 2         pins 2 & 3      pins 1 & 2 closed
                      closed              closed

      6MB            pins 1 & 2         pins 2 & 3      pins 1 & 2 closed
                      closed              closed

      8MB            pins 2 & 3         pins 2 & 3      pins 1 & 2 closed
                      closed              closed

      10MB           pins 2 & 3         pins 2 & 3      pins 1 & 2 closed
                      closed              closed

      12MB           pins 2 & 3         pins 2 & 3      pins 2 & 3 closed
                      closed              closed

                DRAM SWITCH CONFIGURATION

                   PAL configuration 2

   Size     SW1/1     SW1/2     SW1/3     SW1/4    SW1/8

   1MB       Off       Off       On        Off      On

   2MB       Off       On        Off       Off      On

   4MB        On       Off       Off       Off      On

   6MB       Off       Off       Off       Off      On

                   PAL configuration 2

   2MB        On       Off       On        On       Off

   4MB       Off       Off       On        On       Off

   6MB        On       On        Off       On       Off

   8MB       Off       On        Off       On       Off

   10MB       On       Off       Off       On       Off

   12MB      Off       Off       Off       On       Off

                          PAL CHIP CONFIGURATION

      Size        Location 5D    Location 5G   Location 5H   Location 5J

  Configuration     PAL chip      PAL chip       PAL chip      PAL chip
       1          250-670-01     250-671-01    250-672-01     250-673-01

  Configuration     PAL chip      PAL chip       PAL chip      PAL chip
       2          250-680-01     250-681-01    250-682-01     250-683-01

  Note:Order package WY-925 from WYSE to change PAL chip configurations.

                  MEMORY SPLIT CONFIGURATION

  Memory Split       SW1/5           SW1/6          SW1/7

  256KB/768KB         Off             On              On

  512KB/512KB         On              Off             On

  640KB/384KB         Off             Off             On

    Disabled          Off             Off            Off

