EVEREX SYSTEMS, INC. ==================== TEMPO VAV Processor 80486SX/80486DX/486Overdrive/80486DX2 Processor Speed 25/33/50(internal)/66(internal)MHz Chip Set Unidentified Maximum Onboard 64MB Memory Cache 64/128/2564KB BIOS Unidentified Dimensions 330mm x 218mm I/O Options 32-bit VESA local bus slots (2), floppy drive interface, IDE interface, parallel port, PS/2 mouse interface, serial ports (2), VGA feature connector, VGA interface NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |--------------------+-------+----------------------+--------| | VGA interface | CN1 | Turbo LED | J2 | |--------------------+-------+----------------------+--------| | Parallel port | CN2 | Power LED & keylock | J3 | |--------------------+-------+----------------------+--------| | Serial ports | CN3 | Reset switch | J4 | |--------------------+-------+----------------------+--------| | Floppy drive | CN4 | PS/2 mouse interface | J5 | | interface | | | | |--------------------+-------+----------------------+--------| | IDE interface | CN5 | IDE interface LED | J6 | |--------------------+-------+----------------------+--------| | VGA feature | CN6 | 32-bit VESA local | SL1 & | | connector | | bus slots | SL2 | |--------------------+-------+----------------------+--------| | Chassis fan power | J1 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |------------------------------------+-------+---------------| |>> | On board video enabled | J10 | Pins 2 & 3 | | | | | closed | |---+--------------------------------+-------+---------------| | | On board video disabled | J10 | Pins 1 & 2 | | | | | closed | |---+--------------------------------+-------+---------------| |>> | Video IRQ9 disabled | J11 | Open | |---+--------------------------------+-------+---------------| | | Video IRQ9 enabled | J11 | Closed | |---+--------------------------------+-------+---------------| |>> | Jumper information unavailable | JC7 | N/A | |---+--------------------------------+-------+---------------| |>> | Jumper information unavailable | JP1 | N/A | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 1MB | (1) 256K x | None | None | None | | | 36 | | | | |------+-------------+-------------+------------+------------| | 2MB | (1) 256K x | (1) 256K x | None | None | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 3MB | (1) 256K x | (1) 256K x | (1) 256K x | None | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 5MB | (1) 1M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 6MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 7MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 16MB | (1) 4M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 17MB | (1) 4M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 18MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 19MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 20MB | (1) 4M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 21MB | (1) 4M x 36 | (1) 1M x 36 | (1) 256K x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 22MB | (1) 4M x 36 | (1) 1M x 36 | (1) 256K x | (1) 256K x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 24MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 28MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | None | None | |------+-------------+-------------+------------+------------| | 33MB | (1) 4M x 36 | (1) 4M x 36 | (1) 256K x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 34MB | (1) 4M x 36 | (1) 4M x 36 | (1) 256K x | (1) 256K x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 36MB | (1) 4M x 36 | (1) 4M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 40MB | (1) 4M x 36 | (1) 4M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE SIZE | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 64KB | (4) 8K x 8 | (4) 8K x 8 | |------------------+--------------------+--------------------| | 128KB | (4) 32K x 8 | None | |------------------+--------------------+--------------------| | 256KB | (4) 32K x 8 | (4) 32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER | |------------------------------------------------------------| | Size | JS1 | JS2 | JS3 | |-------+-----------------+-----------------+----------------| | 64KB | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | |-------+-----------------+-----------------+----------------| | 128KB | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | |-------+-----------------+-----------------+----------------| | 256KB | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE | |------------------------------------------------------------| | Setting | JC1 | JC2 | JC3 | |---------------+------------------+------------+------------| | 80486SX | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | | | closed | closed | closed | |---------------+------------------+------------+------------| | 80486DX | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | |---------------+------------------+------------+------------| | 486 Overdrive | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | | | closed | closed | closed | |---------------+------------------+------------+------------| | 80486DX2 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED | |------------------------------------------------------------| | Setting | JK5 | |----------------------------+-------------------------------| | 25MHz | Pins 3 & 4 closed | |----------------------------+-------------------------------| | 33MHz | Pins 1 & 2, 7 & 8 closed | |----------------------------+-------------------------------| | 50iMHz | Pins 3 & 4 closed | |----------------------------+-------------------------------| | 66iMHz | Pins 1 & 2, 7 & 8 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU CLOCK SPEED | |------------------------------------------------------------| | Setting | JK1 | JK2 | |------------------+--------------------+--------------------| | 1x | Pins 1 & 2 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | 2x | Pins 2 & 3 closed | Pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VIDEO MEMORY | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 1MB | (1) 256K x 16 | (1) 256K x 16 | +------------------------------------------------------------+