
TANDY/RADIO SHACK

3000HD (GATE ARRAY VERSION)

Processor              80286
Processor Speed        8MHz
Chip Set               C & T
Video Chip Set         None
Maximum Onboard Memory 1MB
Maximum Video Memory   None
Cache                  None
BIOS                   Unidentified
Dimensions             462mm x 458mm
I/O Options            None
NPU Options            80287

[Image]

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     Monitor type select monochrome           J1           Pins 2 & 3
                                                              closed

      Monitor type select color                J1           Pins 1 & 2
                                                              closed

                   DRAM CONFIGURATION

       Size             Bank 0             Bank 1

      512KB           (18) 41256            None

      640KB           (18) 41256         (18) 4164

       1MB            (18) 41256         (18) 41256

  Note: The location of banks 0 & 1 are unidentified.

  DRAM JUMPER CONFIGURATION

   Size       J2       J3

  512KB     Closed    Open

  640KB      Open    Closed

   1MB       Open     Open

                              BIOS SELECTION

     Type            J4             J5            J6              J7

     16KB          Closed          Open         Closed           Open

   32KB (not        Open          Closed         Open           Closed
     used)

