AMERICAN MEGATRENDS, INC. ========================= SUPER VOYAGER VLB-II (VER. 2) Processor 80486SX/80487SX/80486DX/P23T/Pentium Overdrive Processor 20/25/33/50(internal)/50/66(internal)MHz Speed Chip Set AMI Max. Onboard 64MB DRAM Cache 64/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options PS/2 mouse interface, parallel port, serial ports (2), 32-bit VESA local bus slots (2), floppy drive interface, IDE interface NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |--------------------+----------+-----------------+----------| | PS/2 mouse | J1 | Reset switch | J24 | | interface | | | | |--------------------+----------+-----------------+----------| | Parallel port | J4 | Speaker | J29 | |--------------------+----------+-----------------+----------| | Floppy drive | J6 | Turbo LED | J30 | | interface | | | | |--------------------+----------+-----------------+----------| | IDE interface | J7 | Power LED & | J32 | | | | keylock | | |--------------------+----------+-----------------+----------| | IDE interface LED | J8 | Turbo switch | J33 | |--------------------+----------+-----------------+----------| | Serial port 2 | J9 | 32-bit VESA | SL1 & | | | | local bus slots | SL2 | |--------------------+----------+-----------------+----------| | Serial port 1 | J10 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper/Switch | Position | |-------------------------------+---------------+------------| |>> | Parallel port IRQ select | J13 | pins 1 & 2 | | | IRQ5 | | closed | |---+---------------------------+---------------+------------| | | Parallel port IRQ select | J13 | pins 2 & 3 | | | IRQ7 | | closed | |---+---------------------------+---------------+------------| |>> | Factory configured - do | J14 | N/A | | | not alter | | | |---+---------------------------+---------------+------------| |>> | Factory configured - do | J18 | N/A | | | not alter | | | |---+---------------------------+---------------+------------| |>> | Factory configured - do | J19 | N/A | | | not alter | | | |---+---------------------------+---------------+------------| |>> | Serial port 2 IRQ select | J20 | pins 1 & 2 | | | IRQ3 | | closed | |---+---------------------------+---------------+------------| | | Serial port 2 IRQ select | J20 | pins 2 & 3 | | | IRQ4 | | closed | |---+---------------------------+---------------+------------| |>> | Serial port 1 IRQ select | J21 | pins 2 & 3 | | | IRQ4 | | closed | |---+---------------------------+---------------+------------| | | Serial port 1 IRQ select | J21 | pins 1 & 2 | | | IRQ3 | | closed | |---+---------------------------+---------------+------------| |>> | PS/2 mouse enabled | J22 | pins 1 & 2 | | | | | closed | |---+---------------------------+---------------+------------| | | PS/2 mouse disabled | J22 | pins 2 & 3 | | | | | closed | |---+---------------------------+---------------+------------| |>> | Factory configured - do | J40 | N/A | | | not alter | | | |---+---------------------------+---------------+------------| |>> | Factory configured - do | SW2/1 | Off | | | not alter | | | |---+---------------------------+---------------+------------| |>> | Monitor type select | SW2/2 | Off | | | monochrome | | | |---+---------------------------+---------------+------------| | | Monitor type select color | SW2/2 | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | 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 | | | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 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 | |------+-------------+-------------+------------+------------| | 20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 36MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | (1) 4M 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 CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 64KB | (4) 8K x 8 | (4) 8K x 8 | |------------------+--------------------+--------------------| | 256KB | (4) 32K x 8 | (4) 32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE SWITCH CONFIGURATION | |------------------------------------------------------------| | Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | |------------+-----------+-----------+-----------+-----------| | 64KB | Off | Off | Off | Off | |------------+-----------+-----------+-----------+-----------| | 256KB | On | On | On | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | PQFP type | PGA type | J43 | J44 | J45 | |------------+---------------+--------------+-------+--------| | None | 80486SX | 2 & 3 | N/A | N/A | |------------+---------------+--------------+-------+--------| | None | 80487SX | 1 & 2, 3 & 4 | 2 & 3 | N/A | |------------+---------------+--------------+-------+--------| | None | 80486DX | 1 & 2, 3 & 4 | 1 & 2 | N/A | |------------+---------------+--------------+-------+--------| | None | 80486DX2 | 1 & 2, 3 & 4 | 1 & 2 | N/A | |------------+---------------+--------------+-------+--------| | None | P23T | 1 & 2, 3 & 4 | 2 & 3 | N/A | |------------+---------------+--------------+-------+--------| | None | Pentium | 1 & 2, 3 & 4 | 2 & 3 | N/A | | | Overdrive | | | | |------------+---------------+--------------+-------+--------| | 80486SX | None | N/A | N/A | Open | |------------+---------------+--------------+-------+--------| | 80486SX | 80486SX | 2 & 3 | N/A | Closed | |------------+---------------+--------------+-------+--------| | 80486SX | 80487SX | 1 & 2, 3 & 4 | 2 & 3 | Closed | |------------+---------------+--------------+-------+--------| | 80486SX | 80486DX | 1 & 2, 3 & 4 | 1 & 2 | Closed | |------------+---------------+--------------+-------+--------| | 80486SX | P23T | 1 & 2, 3 & 4 | 2 & 3 | Closed | |------------+---------------+--------------+-------+--------| | 80486SX | Pentium | 1 & 2, 3 & 4 | 2 & 3 | Closed | | | Overdrive | | | | |------------+---------------+--------------+-------+--------| | 80486DX | None | N/A | N/A | Open | |------------+---------------+--------------+-------+--------| | 80486DX | 80487SX | 1 & 2, 3 & 4 | 2 & 3 | Closed | |------------+---------------+--------------+-------+--------| | 80486DX | 80486DX2 | 1 & 2, 3 & 4 | 1 & 2 | Closed | |------------+---------------+--------------+-------+--------| | 80486DX | P23T | 1 & 2, 3 & 4 | 2 & 3 | Closed | |------------+---------------+--------------+-------+--------| | 80486DX | Pentium | 1 & 2, 3 & 4 | 2 & 3 | Closed | | | Overdrive | | | | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUS SPEED CONFIGURATION | |------------------------------------------------------------| | CPU speed | J23 | |----------------------------+-------------------------------| | <= 33MHz | pins 1 & 2 closed | |----------------------------+-------------------------------| | > 33MHz | pins 2 & 3 closed | +------------------------------------------------------------+