
TMC RESEARCH CORPORATION

PCI48AG (VER. 0), PCI48AG4 (VER. 0)

Processor  CX486SX/80486SX/CX486DX/AM486DXL/80486DX/CX486DX2/
           AM486DXL2/80486DX2/CX486DX4/AM486DXL4/80486DX4/P24D/ P24T/P24CT
Processor  25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)MHz
Speed
Chip Set   ALI
Video Chip None
Set
Maximum    128MB
Onboard
Memory
Maximum    None
Video
Memory
Cache      128/256/512KB
BIOS       Unidentified
Dimensions 254mm x 218mm
I/O        32-bit PCI slots (3), green PC connector, IDE interfaces (2)
Options
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  IDE interface 1          CN1         Turbo LED             J11 pins 8 &
                                                                 18

  IDE interface 2          CN2         Reset switch          J11 pins 9 &
                                                                 19

  External battery          J2         IDE interface LED    J11 pins 10 &
                                                                 20

  Green PC connector        J8         Power LED &          J11 pins 11 -
                                       keylock                   15

  Speaker              J11 pins 1 -    32-bit PCI slots       PC1 - PC3
                            4

  Turbo switch         J11 pins 7 &
                            17

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Battery type select internal            JP1           Pins 2 & 3
                                                              closed

      Battery type select external            JP1              Open

      CMOS memory clear                       JP1           Pins 1 & 2
                                                              closed

      Monitor type select color               JP2             Closed

      Monitor type select monochrome          JP2              Open

      PCI IDE enabled                         JP4             Closed

      PCI IDE disabled                        JP4              Open

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     2MB        (1) 512K x        None           None           None
                    36

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

     4MB       (1) 1M x 36        None           None           None

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

     4MB        (1) 512K x        None        (1) 256K x    (1) 256K x 36
                    36                            36

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

     5MB        (1) 256K x    (1) 1M x 36        None           None
                    36

     6MB        (1) 256K x     (1) 256K x    (1) 1M x 36        None
                    36             36

     6MB        (1) 512K x        None       (1) 1M x 36        None
                    36

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

     8MB       (1) 2M x 36        None           None           None

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

     10MB       (1) 512K x        None       (1) 1M x 36     (1) 1M x 36
                    36

     10MB       (1) 512K x        None       (1) 2M x 36        None
                    36

     12MB      (1) 1M x 36        None       (1) 1M x 36     (1) 1M x 36

     12MB      (1) 1M x 36        None       (1) 2M x 36        None

     16MB      (1) 4M x 36        None           None           None

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

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

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

     17MB       (1) 256K x    (1) 4M x 36        None           None
                    36

     20MB      (1) 1M x 36    (1) 4M x 36        None           None

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

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     32MB        (1) 8M x 36       None           None           None

     64MB        (1) 16M x 36      None           None           None

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

     64MB        (1) 8M x 36       None       (1) 4M x 36    (1) 4M x 36

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

     128MB       (1) 16M x 36  (1) 16M x 36       None           None

     128MB       (1) 32M x 36      None           None           None

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     128KB      (4) 32K x 8        None       (1) 8K x 8

   256KB (A)    (4) 32K x 8    (4) 32K x 8    (1) 16K x 8

   256KB (B)    (4) 64K x 8        None       (1) 16K x 8

     512KB      (4) 64K x 8    (4) 64K x 8    (1) 32K x 8

                   CACHE RESISTOR CONFIGURATION

      Size             RNC1             RNC2            RNC3

      128KB         Installed      Not installed    Not installed

    256KB (A)     Not installed      Installed      Not installed

    256KB (B)     Not installed      Installed      Not installed

      512KB       Not installed    Not installed      Installed

                            CPU SPEED SELECTION

   Speed         RND25           RND33          RND40           RND50

   25MHz       Installed          Not             Not       Not installed
                               installed      installed

   33MHz           Not         Installed          Not       Not installed
               installed                      installed

   40MHz           Not            Not         Installed     Not installed
               installed       installed

   50iMHz      Installed          Not             Not       Not installed
                               installed      installed

   50MHz           Not            Not             Not         Installed
               installed       installed      installed

   66iMHz          Not         Installed          Not       Not installed
               installed                      installed

   80iMHz          Not            Not         Installed     Not installed
               installed       installed

  100iMHz          Not         Installed          Not       Not installed
               installed                      installed

                             CPU TYPE SELECTION

    Type         RNA1         RNA2         RNA3         RNA4         RNA5

   80486SX        Not          Not      Installed        Not          Not
               installed   installed                 installed    installed

   80486DX     Installed       Not          Not          Not          Not
                           installed    installed    installed    installed

  80486DX2     Installed       Not          Not          Not          Not
                           installed    installed    installed    installed

  80486DX4     Installed       Not          Not          Not          Not
                           installed    installed    installed    installed

    P24D          Not      Installed        Not          Not          Not
               installed                installed    installed    installed

    P24T          Not          Not          Not      Installed        Not
               installed   installed    installed                 installed

    P24CT         Not          Not          Not      Installed        Not
               installed   installed    installed                 installed

   Pentium        Not          Not          Not          Not      Installed
  Overdrive    installed   installed    installed    installed

                            CPU TYPE SELECTION

     Type          RNB1           RNB2           RNB3            RNB4

    Cyrix           Not            Not         Installed          Not
                 installed      installed                     installed

    AMD DXL         Not            Not            Not         Installed
    series       installed      installed      installed

    Intel        Installed         Not            Not             Not
                                installed      installed      installed

     Intel          Not         Installed         Not             Not
   S-series      installed                     installed      installed

           CPU TYPE SELECTION

        Type                J7

   All CPU types           Open

  AM486DX2 3v only        Closed

