
JAMECO ELECTRONIC COMPONENTS

JE3516SN

Processor         80386SX
Processor Speed   16MHz
Chip Set          C & T NEAT
Max. Onboard DRAM 8MB
Cache             None
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            J3       Turbo LED                   J8

  Turbo switch                J6       Reset switch                J9

  Speaker                     J7       Power LED & keylock         J10

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Battery type select internal             J2            pins 1 & 2
                                                              closed

      Battery type select external             J2            pins 2 & 3
                                                              closed

     Monitor type select monochrome           JP1           pins 1 & 2
                                                              closed

      Monitor type select color                JP1           pins 2 & 3
                                                              closed

     CPU speed select OSC1/2                  JP2           pins 1 & 2
                                                              closed

      CPU speed select OSC2/2                  JP2           pins 2 & 3
                                                              closed

     Pipeline mode enabled                    JP3           pins 1 & 2
                                                              closed

      Pipeline mode disabled                   JP3           pins 2 & 3
                                                              closed

     Power supply type select AT              JP4           pins 1 & 2
                                                              closed

      Power supply type select XT              JP4           pins 2 & 3
                                                              closed

  Note:Jumper JP1 may not be present on all board revisions.

                                 DRAM CONFIGURATION

  Size    Bank 0  Bank 1   Bank 2   Bank 3   Bank 4   Bank 5   Bank   Bank   Intrlve
                                                                6      7

  640KB   41256    4164    41256     4164    41256    4164     NONE   NONE    NONE
   1

  640KB   NONE     4164    514256    NONE    41256    NONE     NONE   NONE    NONE
   1

  1MB 1   41256   41256    41256    41256    41256    41256    NONE   NONE   2-Way

  1MB 1   NONE     NONE    514256   514256   41256    41256    NONE   NONE   2-Way

  1MB 2   NONE     NONE     NONE     NONE     NONE    NONE     256K   256K   2-Way
                                                               x 9    x 9

  1.5MB   41256   41256    41256    41256    41256    41256    256K   NONE   2-Way
   1                                                           x 9

  1.5MB   NONE     NONE    514256   514256   41256    41256    256K   NONE   2-Way
   1                                                           x 9

  2MB 1   41256   41256    41256    41256    41256    41256    256K   NONE   4-Way
                                                               x 9

  2MB 1   NONE     NONE    514256   514256   41256    41256    256K   256K   4-Way
                                                               x 9    x 9

  2MB 1   411000   NONE    411000    NONE    411000   NONE     NONE   NONE    NONE

  2MB 2   NONE     NONE     NONE     NONE     NONE    NONE     1M x   NONE    NONE
                                                                9

  3MB 1   41256   41256    41256    41256    41256    41256    1M x   NONE   2-Way
                                                                9

  3MB 1   NONE     NONE    514256   514256   41256    41256    1M x   NONE   2-Way
                                                                9

  4MB 1   411000  411000   411000   411000   411000   411000   NONE   NONE   2-Way

  4MB 2   NONE     NONE     NONE     NONE     NONE    NONE     1M x   1M x   2-Way
                                                                9      9

  5MB 1   41256   41256    41256    41256    41256    41256    1M x   1M x   2-Way
                                                                9      9

  5MB 1   NONE     NONE    514256   514256   41256    41256    1M x   1M x   2-Way
                                                                9      9

  6MB 1   411000  411000   411000   411000   411000   411000   1M x   NONE   4-Way
                                                                9

  8MB 1   411000  411000   411000   411000   411000   411000   1M x   1M x   4-Way
                                                                9      9

  Notes:Bank 0 and Bank 1 use 12 of the specified DIPP DRAM per bank.

  Bank 2 and Bank 3 use 4 of the specified DIPP DRAM per bank.

  Bank 4 and Bank 5 use 2 of the specified DIPP DRAM per bank.

  Bank 6 and Bank 7 use 2 of the specified SIPP DRAM per bank.

  Memory interleaving (Intrlve) is automatically configured and is not alterable.

  Note 1 :On Jumper JP6, pins 1 & 2 should be in the closed position.

  Note 2 :On Jumper JP6, pins 2 & 3 should be in the closed position.

