
PACKARD BELL

PB686 SERIES

(AXCEL I/LEGEND I/PACK-MATE I)

Processor                 80286
Processor Speed           12MHz
Chip Set                  C & T
Max. Onboard DRAM         1MB
Cache                     None
BIOS                      Phoenix
Dimensions                330mm x 218mm
I/O Options               Serial ports (2), parallel port, floppy
                          interface
NPU Options               80287

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  Speaker                    J2       Floppy interface             J9

  Turbo LED                  J3       Parallel port                P1

  Reset switch               J4       Serial port (25-pin)         P2

  External battery           J5       Serial port (9-pin)          P3

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not alter        JP1           pins 1 & 2
                                                              closed

     Monitor type select color                JP2           pins 2 & 3
                                                              closed

      Monitor type select monochrome           JP2           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

   Size       Piggyback       Bank 0     Parity 0     Bank 1     Parity 1
             board (PB1)       (B0)       (P0)        (B1)        (P1)

  640KB     (4) 4464 +(2)    (4) 44256  (2) 41256     NONE        NONE
                4164

   1MB          NONE         (4) 44256  (2) 41256   (4) 44256   (2) 41256

  DRAM JUMPER CONFIGURATION

     Size            JP5

     640KB         Closed

      1MB           Open

                 PARALLEL PORT CONFIGURATION

        Port                 JP23                 JP27

        LPT1           pins 2 & 3 closed   pins 2 & 4 closed

        LPT2           pins 1 & 2 closed   pins 1 & 3 closed

                         SERIAL PORT CONFIGURATION

        P2                 P3               JP24               JP33

       COM1               COM2         pins 1 & 3, 2 &    pins 1 & 3, 2 &
                                          4 closed           4 closed

       COM2               COM1         pins 1 & 2, 3 &    pins 1 & 2, 3 &
                                          4 closed           4 closed

       COM1             Disabled          pins 2 & 4        pins 1 & 3
                                           closed             closed

       COM2             Disabled          pins 1 & 2        pins 1 & 2
                                           closed             closed

     Disabled            COM 1            pins 3 & 4        pins 3 & 4
                                           closed             closed

     Disabled             COM2            pins 1 & 3        pins 2 & 4
                                           closed             closed

