DASH COMPUTER, INC. =================== 486 VL3 CACHE (MV035E) Device Mainboard Type Processor 80486SX/80487SX/80486DX/CX M6/CX M7/P24C/P24D/P24T Processor 25/33/40/50(internal)/50/66(internal)/100(internal)MHz Speed Chip Set OPTI Video Chip None Set Maximum 128MB Onboard Memory Maximum None Video Memory Cache 64/128/256/512KB BIOS Award Dimensions 250mm x 220mm I/O 32-bit VESA local bus slots (3), green PC connector Options NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | External battery | J2 | Speaker | JP38 | |-------------------+----------+------------------+----------| | Power LED & | J22 | Green PC | JP39 | | keylock | | connector | | |-------------------+----------+------------------+----------| | Green PC | JP6 | Green PC LED | JP41 | | connector | | | | |-------------------+----------+------------------+----------| | Turbo LED | JP34 | Reset switch | S1 | |-------------------+----------+------------------+----------| | Turbo switch | JP36 | 32-bit VESA | SL1 - | | | | local bus slots | SL3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |---------------------------------------+-------+------------| | | Monitor type select color | JP1 | Closed | |---+-----------------------------------+-------+------------| | | Monitor type select monochrome | JP1 | Open | |---+-----------------------------------+-------+------------| |>> | CMOS memory normal operation | JP2 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| | | CMOS memory clear | JP2 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP7 | Closed | |---+-----------------------------------+-------+------------| |>> | Factory configured - do not alter | JP31 | Pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION 1 | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 1MB | (4) 256K x | None | None | None | | | 9 | | | | |-------+-------------+------------+------------+------------| | 2MB | (4) 256K x | (1) 256K x | None | None | | | 9 | 36 | | | |-------+-------------+------------+------------+------------| | 4MB | (4) 1M x 9 | None | None | None | |-------+-------------+------------+------------+------------| | 4MB | (4) 256K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 9 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 5MB | (4) 256K x | (1) 1M x | None | None | | | 9 | 36 | | | |-------+-------------+------------+------------+------------| | 6MB | (4) 256K x | (1) 256K x | (1) 1M x | None | | | 9 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 8MB | (4) 1M x 9 | (1) 1M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 8MB | (4) 1M x 9 | None | (1) 1M x | None | | | | | 36 | | |-------+-------------+------------+------------+------------| | 10MB | (4) 256K x | (1) 256K x | (1) 1M x | (1) 1M x | | | 9 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 12MB | (4) 1M x 9 | None | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |-------+-------------+------------+------------+------------| | 16MB | (4) 4M x 9 | None | None | None | |-------+-------------+------------+------------+------------| | 16MB | (4) 1M x 9 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 17MB | (4) 256K x | (1) 4M x | None | None | | | 9 | 36 | | | |-------+-------------+------------+------------+------------| | 20MB | (4) 1M x 9 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 20MB | (4) 1M x 9 | None | (1) 4M x | None | | | | | 36 | | |-------+-------------+------------+------------+------------| | 32MB | (4) 4M x 9 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 64MB | (4) 4M x 9 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (4) 4M x 9 | (1) 16M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (4) 4M x 9 | (1) 16M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 112MB | (4) 4M x 9 | (1) 16M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION 2 | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+--------+--------------+--------------+-------------| | 1MB | None | (1) 256K x | None | None | | | | 36 | | | |-------+--------+--------------+--------------+-------------| | 4MB | None | (1) 1M x 36 | None | None | |-------+--------+--------------+--------------+-------------| | 8MB | None | (1) 1M x 36 | (1) 1M x 36 | None | |-------+--------+--------------+--------------+-------------| | 12MB | None | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 | |-------+--------+--------------+--------------+-------------| | 16MB | None | (1) 4M x 36 | None | None | |-------+--------+--------------+--------------+-------------| | 20MB | None | (1) 1M x 36 | (1) 4M x 36 | None | |-------+--------+--------------+--------------+-------------| | 32MB | None | (1) 4M x 36 | (1) 4M x 36 | None | |-------+--------+--------------+--------------+-------------| | 64MB | None | (1) 16M x 36 | None | None | |-------+--------+--------------+--------------+-------------| | 80MB | None | (1) 16M x 36 | (1) 4M x 36 | None | |-------+--------+--------------+--------------+-------------| | 96MB | None | (1) 16M x 36 | (1) 4M x 36 | (1) 4M x 36 | |-------+--------+--------------+--------------+-------------| | 72MB | None | (1) 16M x 36 | (1) 1M x 36 | (1) 1M x 36 | |-------+--------+--------------+--------------+-------------| | 128MB | None | (1) 16M x 36 | (1) 16M x 36 | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM JUMPER CONFIGURATION | |------------------------------------------------------------| | Configuration | JP5 | |----------------------------+-------------------------------| | 1 | Pins 2 & 3 closed | |----------------------------+-------------------------------| | 2 | Pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |-------------+---------------+---------------+--------------| | 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 | |-------------+---------------+---------------+--------------| | 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) | (2) 64K x 32 | None | (1) 32K x 8 | |-------------+---------------+---------------+--------------| | 512KB | (4) 128K x 8 | None | (1) 32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP8 | JP27 | JP28 | JP43 | JP44 | |------------+---------+----------+---------+--------+-------| | 64KB | 2 & 3 | Open | Open | Open | 1 & 2 | |------------+---------+----------+---------+--------+-------| | 128KB | 1 & 2 | Closed | Open | Open | 1 & 2 | |------------+---------+----------+---------+--------+-------| | 256KB (A) | 2 & 3 | Closed | Closed | Open | 2 & 3 | |------------+---------+----------+---------+--------+-------| | 256KB (B) | 2 & 3 | Closed | Closed | Open | 1 & 2 | |------------+---------+----------+---------+--------+-------| | 512KB | 1 & 2 | Closed | Closed | Closed | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | Speed | JP16 | JP17 | JP18 | |---------------+-------------+---------------+--------------| | 25MHz | Open | Open | Open | |---------------+-------------+---------------+--------------| | 33MHz | Open | Closed | Closed | |---------------+-------------+---------------+--------------| | 40MHz | Open | Closed | Open | |---------------+-------------+---------------+--------------| | 50iMHz | Open | Open | Open | |---------------+-------------+---------------+--------------| | 50MHz | Open | Open | Closed | |---------------+-------------+---------------+--------------| | 66iMHz | Open | Closed | Closed | |---------------+-------------+---------------+--------------| | 100iMHz | Open | Closed | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | JP9 |JP11 |JP12 |JP13 | JP15 | JP23 |JP32 | |--------+-------+-----+-----+-----+------+------------+-----| |80486SX | Open |1 & 2|Open |Open | Open | 2 & 3 |Open | |--------+-------+-----+-----+-----+------+------------+-----| |80487SX | Open |1 & 2|Open |2 & 3| Open |1 & 2, 3 & 4|Open | |--------+-------+-----+-----+-----+------+------------+-----| |80486DX | Open |1 & 2|Open |1 & 2| Open |1 & 2, 3 & 4|Open | |--------+-------+-----+-----+-----+------+------------+-----| | CX M6 |Closed |2 & 3|2 & 3|Open | Open | 2 & 3 |1 & 2| |--------+-------+-----+-----+-----+------+------------+-----| | CX M7 |Closed |2 & 3|2 & 3|1 & 2| Open |1 & 2, 3 & 4|Open | |--------+-------+-----+-----+-----+------+------------+-----| | P24C | Open |1 & 2|Open |1 & 2| Open |1 & 2, 3 & 4|Open | |--------+-------+-----+-----+-----+------+------------+-----| | P24D | Open |2 & 3|Open |1 & 2|Closed|1 & 2, 3 & 4|2 & 3| |--------+-------+-----+-----+-----+------+------------+-----| | P24T | Open |2 & 3|Open |1 & 2| Open |1 & 2, 3 & 4|Open | |------------------------------------------------------------| |Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (SL/NON-SL CPU) | |------------------------------------------------------------| | Type | JP10 | JP12 | JP20 | JP21 | |-----------------+--------+---------------+--------+--------| | SL-enhanced | Open | Open | Open | Open | |-----------------+--------+---------------+--------+--------| | Non SL-enhanced | Closed | Pins 1 & 2 | Closed | Closed | | | | closed | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (CX M7) | |------------------------------------------------------------| | Type | JP22 | |-------------------------------+----------------------------| | All CPU types | Open | |-------------------------------+----------------------------| | CX M7 2x | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (P24D ONLY) | |------------------------------------------------------------| | Type | JP19 | |----------------------------+-------------------------------| | Write through | Pins 2 & 3 closed | |----------------------------+-------------------------------| | Write back | Pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU MULTIPLIER SELECTION (80486DX4 ONLY) | |------------------------------------------------------------| | Multiplier | JP30 | |----------------------------+-------------------------------| | 2x | Pins 1 & 2 closed | |----------------------------+-------------------------------| | 2.5x | Pins 2 & 3 closed | |----------------------------+-------------------------------| | 3x | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION | |------------------------------------------------------------| | Voltage | JP29 | |----------------------------+-------------------------------| | 3.45v | Pins 3 & 5, 4 & 6 closed | |----------------------------+-------------------------------| | 5v | Pins 1 & 3, 2 & 4 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VL BUS WAIT STATE SELECTION | |------------------------------------------------------------| | Setting | JP35 | |-------------------------------+----------------------------| | 0 | Open | |-------------------------------+----------------------------| | 1 | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VL BUS SPEED SELECTION | |------------------------------------------------------------| | Speed | JP33 | JP37 | |--------------------+--------------------+------------------| | <= 33MHz | Pins 2 & 3 closed | Open | |--------------------+--------------------+------------------| | >33 MHz | Pins 1 & 2 closed | Closed | +------------------------------------------------------------+