DASH COMPUTER, INC. =================== DC3486 VESA Processor 80386DX/CX486DLC/80486SX/80486DX/80486DX2 Processor Speed 25/33/40/50(internal)/50/66(internal)MHz Chip Set OPTI Max. Onboard DRAM 32MB Cache 64/128/256KB BIOS AMI Dimensions 311mm x 226mm I/O Options 32-bit VESA card slot (2) NPU Options 80387DX +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | External battery | J1 | Turbo LED | JP32 | |-------------------+----------+------------------+----------| | Power LED & | J19 | Reset switch | SW1 | | keylock | | | | |-------------------+----------+------------------+----------| | Speaker | J20 | 32-bit VESA | S1 & S2 | | | | local bus slots | | | | | (2) | | |-------------------+----------+------------------+----------| | Turbo switch | JP31 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | CMOS memory normal operation | JP1 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| | | CMOS memory clear | JP1 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP2 | open | | | alter | | | |---+----------------------------------+--------+------------| | | AT Bus speed select CLK/5 with | JP3 | open | | | 80386 CPU | | | |---+----------------------------------+--------+------------| | | AT Bus speed select CLK/4 with | JP3 | closed | | | 80386 CPU | | | |---+----------------------------------+--------+------------| |>> | Monitor type select color | JP4 | open | |---+----------------------------------+--------+------------| | | Monitor type select monochrome | JP4 | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP10 | JP11 | JP13 | JP15 | |---------+-------------------+----------+---------+---------| | 64KB | pins 2 & 3 closed | open | open | open | |---------+-------------------+----------+---------+---------| | 128KB | pins 1 & 2 closed | closed | closed | open | |---------+-------------------+----------+---------+---------| | 256KB | pins 2 & 3 closed | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Cache | Location | TAG (U39) | TAG (U40) | |-------+-------------+------------+------------+------------| | 64KB | (8) 8K x 8 | Banks 0 & | (1) 8K x 8 | NONE | | | | 1 | | | |-------+-------------+------------+------------+------------| | 128KB | (4) 32K x 8 | Bank 0 | (1) 8K x 8 | (1) 8K x 8 | |-------+-------------+------------+------------+------------| | 256KB | (8) 32K x 8 | Banks 0 & | (1) 8K x 8 | (1) 8K x 8 | | | | 1 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 1MB | (4) 256K x 9 | NONE | |------------------+--------------------+--------------------| | 2MB | (4) 256K x 9 | (4) 256K x 9 | |------------------+--------------------+--------------------| | 4MB | (4) 1M x 9 | NONE | |------------------+--------------------+--------------------| | 8MB | (4) 1M x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 16MB | (4) 4M x 9 | NONE | |------------------+--------------------+--------------------| | 20MB | (4) 4M x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 32MB | (4) 4M x 9 | (4) 4M x 9 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SLOTS 3 & 4 BUS CONFIGURATION | |------------------------------------------------------------| | Bus Type |JP8 & 9 |JP14 & | JP23 & | JP19 | JP21 | JP24 | | | | 16 | 27 | | | | |----------+--------+-------+--------+-------+-------+-------| |>> | VESA | open | open |pins 1 &| open | open | open | | | | | | 2 | | | | |---+------+--------+-------+--------+-------+-------+-------| | | AT | closed |closed |pins 2 &|closed |closed |closed | | | | | | 3 | | | | |------------------------------------------------------------| |Note:Slots 3 & 4 must both be configured as either 16-bit or| |32-bit. | | | |Note:Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION FOR 80486DX & 80486DX2 CPU | |------------------------------------------------------------| |Jumper|Postition| 25MHz | 33MHz | 50iMHz | 50MHz |66iMHz | |------+---------+--------+--------+--------+--------+-------| | JP5 |pins 1 & |pins 1 &|pins 1 &|pins 1 &|pins 1 &|pins 1 | | | 2 | 2 | 2 | 2 | 2 | & 2 | |------+---------+--------+--------+--------+--------+-------| | JP6 | open | open | open | open | open | open | |------+---------+--------+--------+--------+--------+-------| | JP7 | open | open | open | open | open | open | |------+---------+--------+--------+--------+--------+-------| | JP12 | closed | closed | closed | closed | closed |closed | |------+---------+--------+--------+--------+--------+-------| | JP17 | closed | closed | closed | closed | closed |closed | |------+---------+--------+--------+--------+--------+-------| | JP18 | open | open | open | open | open | open | |------+---------+--------+--------+--------+--------+-------| | JP22 | N/A | open | open | open | closed | open | |------+---------+--------+--------+--------+--------+-------| | JP25 | N/A |pins 2 &|pins 2 &|pins 2 &|pins 1 &|pins 2 | | | | 3 | 3 | 3 | 2 | & 3 | |------+---------+--------+--------+--------+--------+-------| | JP26 | N/A | open | open | open | closed | open | |------+---------+--------+--------+--------+--------+-------| | JP28 | N/A | closed | open | closed | closed | open | |------+---------+--------+--------+--------+--------+-------| | JP29 | N/A | open | closed | open | open |closed | |------+---------+--------+--------+--------+--------+-------| | JP30 | N/A | open | open | open | open | open | |------+---------+--------+--------+--------+--------+-------| | JP33 | N/A |pins 2 &|pins 2 &|pins 2 &|pins 1 &|pins 2 | | | | 3 | 3 | 3 | 2 | & 3 | |------+---------+--------+--------+--------+--------+-------| | JP34 | N/A | closed | closed | closed | closed |closed | |------+---------+--------+--------+--------+--------+-------| | JP35 |pins 1 & |pins 1 &|pins 1 &|pins 1 &|pins 1 &|pins 1 | | | 2 | 2 | 2 | 2 | 2 | & 2 | |------+---------+--------+--------+--------+--------+-------| | JP36 | closed | closed | closed | closed | closed |closed | |------+---------+--------+--------+--------+--------+-------| | JP37 |pins 1 & |pins 1 &|pins 1 &|pins 1 &|pins 1 &|pins 1 | | | 2 | 2 | 2 | 2 | 2 | & 2 | |------------------------------------------------------------| |Note:Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION FOR 80486SX CPU | |------------------------------------------------------------| | Jumper | Position | 25MHz | 33MHz | |-----------+------------------+--------------+--------------| | JP5 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | | | closed | closed | closed | |-----------+------------------+--------------+--------------| | JP6 | open | open | open | |-----------+------------------+--------------+--------------| | JP7 | open | open | open | |-----------+------------------+--------------+--------------| | JP12 | closed | closed | closed | |-----------+------------------+--------------+--------------| | JP17 | see note 1 | see note 1 | see note 1 | |-----------+------------------+--------------+--------------| | JP18 | open | open | open | |-----------+------------------+--------------+--------------| | JP22 | N/A | open | open | |-----------+------------------+--------------+--------------| | JP25 | N/A | pins 2 & 3 | pins 2 & 3 | | | | closed | closed | |-----------+------------------+--------------+--------------| | JP26 | N/A | open | open | |-----------+------------------+--------------+--------------| | JP28 | N/A | closed | closed | |-----------+------------------+--------------+--------------| | JP29 | N/A | open | closed | |-----------+------------------+--------------+--------------| | JP30 | N/A | open | open | |-----------+------------------+--------------+--------------| | JP33 | N/A | pins 2 & 3 | pins 2 & 3 | | | | closed | closed | |-----------+------------------+--------------+--------------| | JP34 | N/A | closed | closed | |-----------+------------------+--------------+--------------| | JP35 | open | open | open | |-----------+------------------+--------------+--------------| | JP36 | open | open | open | |-----------+------------------+--------------+--------------| | JP37 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | | | closed | closed | closed | |------------------------------------------------------------| | Note 1 :Jumper JP17 should be closed when a PGA cpu is | | installed, open for PQFP. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION FOR 80386DX & CX486DLC CPU | |------------------------------------------------------------| | Jumper | Position | 33MHz | 40MHz | |-----------+------------------+--------------+--------------| | JP5 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | | | closed | closed | closed | |-----------+------------------+--------------+--------------| | JP6 | see note 1 | see note 1 | see note 1 | |-----------+------------------+--------------+--------------| | JP7 | open | open | open | |-----------+------------------+--------------+--------------| | JP12 | open | open | open | |-----------+------------------+--------------+--------------| | JP17 | open | open | open | |-----------+------------------+--------------+--------------| | JP18 | see note 2 | see note 2 | see note 2 | |-----------+------------------+--------------+--------------| | JP22 | N/A | closed | open | |-----------+------------------+--------------+--------------| | JP25 | N/A | pins 2 & 3 | pins 2 & 3 | | | | closed | closed | |-----------+------------------+--------------+--------------| | JP26 | N/A | open | closed | |-----------+------------------+--------------+--------------| | JP28 | N/A | open | open | |-----------+------------------+--------------+--------------| | JP29 | N/A | closed | open | |-----------+------------------+--------------+--------------| | JP30 | N/A | closed | closed | |-----------+------------------+--------------+--------------| | JP33 | N/A | pins 1 & 2 | pins 1 & 2 | | | | closed | closed | |-----------+------------------+--------------+--------------| | JP34 | N/A | open | open | |-----------+------------------+--------------+--------------| | JP35 | open | open | open | |-----------+------------------+--------------+--------------| | JP36 | open | open | open | |-----------+------------------+--------------+--------------| | JP37 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | | | closed | closed | closed | |------------------------------------------------------------| | Note 1 :Jumper JP6 should be closed when a CX486DLC is | | installed, open for 80386DX. | | | | Note 2 :Jumper JP18 should be closed when a PGA cpu is | | installed, open for PQFP. | +------------------------------------------------------------+