QDI COMPUTER, INC. ================== VL/ISA-PB486P3 Processor 80486SX/SL80486SX/CX486M7/80486DX/SL80486DX/80486DX2/80486DX4/P24D/Pentium Overdrive Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz Speed Chip Set OPTI Max. 64MB Onboard DRAM Cache 64/128/256KB BIOS AMI Dimensions 254mm x 220mm I/O 32-bit VESA local bus slots (3), green PC connector Options NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |---------------+----------+----------------------+----------| | Turbo switch | J1 | Green PC connector | JP21 | |---------------+----------+----------------------+----------| | Power LED & | J2 | Green PC connector | JP32 | | keylock | | | | |---------------+----------+----------------------+----------| | Turbo LED | J3 | Reset switch | S1 | |---------------+----------+----------------------+----------| | Speaker | JP18 | 32-bit VESA local | SL1 - | | | | bus slots | SL3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | Battery type select internal | JP26 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| | | CMOS memory clear | JP26 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| |>> | Monitor type select color | JP30 | Closed | |---+----------------------------------+--------+------------| | | Monitor type select monochrome | JP30 | Open | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP44 | pins 2 & 3 | | | alter | | closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP46 | pins 2 & 3 | | | alter | | closed | |------------------------------------------------------------| | Note: The locations of JP44 & JP46 are unknown. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |------------+---------------+---------------+---------------| | 1MB | (4) 256K x 9 | NONE | NONE | |------------+---------------+---------------+---------------| | 2MB | NONE | (1) 512K x 36 | NONE | |------------+---------------+---------------+---------------| | 4MB | (4) 1M x 9 | NONE | NONE | |------------+---------------+---------------+---------------| | 4MB | NONE | (1) 1M x 36 | NONE | |------------+---------------+---------------+---------------| | 4MB | NONE | (1) 512K x 36 | (1) 512K x 36 | |------------+---------------+---------------+---------------| | 6MB | NONE | (1) 512K x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 8MB | (4) 1M x 9 | NONE | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 8MB | NONE | (1) 2M x 36 | NONE | |------------+---------------+---------------+---------------| | 8MB | NONE | (1) 1M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 10MB | NONE | (1) 512K x 36 | (1) 2M x 36 | |------------+---------------+---------------+---------------| | 12MB | (4) 1M x 9 | NONE | (1) 2M x 36 | |------------+---------------+---------------+---------------| | 12MB | NONE | (1) 1M x 36 | (1) 2M x 36 | |------------+---------------+---------------+---------------| | 16MB | (4) 4M x 9 | NONE | NONE | |------------+---------------+---------------+---------------| | 16MB | NONE | (1) 4M x 36 | NONE | |------------+---------------+---------------+---------------| | 16MB | NONE | (1) 2M x 36 | (1) 2M x 36 | |------------+---------------+---------------+---------------| | 20MB | (4) 1M x 9 | NONE | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 20MB | NONE | (1) 1M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 32MB | (4) 4M x 9 | NONE | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 32MB | NONE | (1) 4M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 32MB | NONE | (1) 8M x 36 | NONE | |------------+---------------+---------------+---------------| | 64MB | NONE | (1) 8M x 36 | (1) 8M x 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP10 | JP11 | JP13 | JP24 | JP25 | JP36 | |--------+--------+--------+-------+--------+--------+-------| | 64KB | Open | Open | 2 & 3 | Closed | Closed | 2 & 3 | |--------+--------+--------+-------+--------+--------+-------| | 128KB | Open | Closed | 1 & 2 | Open | Open | Open | |--------+--------+--------+-------+--------+--------+-------| | 256KB | Closed | Closed | 2 & 3 | Closed | Closed | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | JP3 | JP4 | JP5 | JP6 | JP7 | JP8 | |-----------+-------+--------+-------+-------+-------+-------| | 80486SX | Open | Open | Open | 1 & 2 | Open | 2 & 3 | |-----------+-------+--------+-------+-------+-------+-------| | SL80486SX | Open | Open | Open | 1 & 2 | Open | 2 & 3 | |-----------+-------+--------+-------+-------+-------+-------| | CX486M7 | 1 & 2 | Open | 2 & 3 | 2 & 3 | Open | 1 & 2 | | (1x) | | | | | | | |-----------+-------+--------+-------+-------+-------+-------| | CX486M7 | 1 & 2 | Open | 2 & 3 | 2 & 3 | Open | 1 & 2 | | (2x) | | | | | | | |-----------+-------+--------+-------+-------+-------+-------| | 80486DX | 1 & 2 | Open | 2 & 3 | 1 & 2 | Open | 1 & 2 | |-----------+-------+--------+-------+-------+-------+-------| | SL80486DX | 1 & 2 | Open | 2 & 3 | 1 & 2 | Open | 1 & 2 | |-----------+-------+--------+-------+-------+-------+-------| | 80486DX2 | 1 & 2 | Open | 2 & 3 | 1 & 2 | Open | 1 & 2 | |-----------+-------+--------+-------+-------+-------+-------| | 80486DX4 | 1 & 2 | Open | 2 & 3 | 1 & 2 | Open | 1 & 2 | |-----------+-------+--------+-------+-------+-------+-------| | P24D (WB) | 1 & 2 | Open | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | |-----------+-------+--------+-------+-------+-------+-------| | P24D (WT) | 1 & 2 | Open | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | |-----------+-------+--------+-------+-------+-------+-------| | P24T | 1 & 2 | Closed | 2 & 3 | 1 & 2 | Open | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | JP9 | JP12 |JP22 | JP23 |JP27 | JP40 | JP43 | |------------+-----+------+-----+------+-----+------+--------| | 80486SX |Open | Open |1 & 2| Open |Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| | SL80486SX |Open | Open |1 & 2| Open |Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| |CX486M7 (1x)|1 & 2| Open |1 & 2| Open |1 & 2| Open | Open | |------------+-----+------+-----+------+-----+------+--------| |CX486M7 (2x)|1 & 2| Open |1 & 2| Open |2 & 3| Open | Open | |------------+-----+------+-----+------+-----+------+--------| | 80486DX |Open | Open |1 & 2| Open |Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| | SL80486DX |Open | Open |1 & 2| Open |Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| | 80486DX2 |Open | Open |1 & 2| Open |Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| | 80486DX4 |Open | Open |1 & 2| Open |Open |Closed| see | | | | | | | | | below | |------------+-----+------+-----+------+-----+------+--------| | P24D (WB) |2 & 3|Closed|1 & 2|Closed|Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| | P24D (WT) |2 & 3|Closed|1 & 2|Closed|Open | Open | Open | |------------+-----+------+-----+------+-----+------+--------| | P24T |2 & 3| Open |1 & 2| Open |Open | Open | Open | |------------------------------------------------------------| |Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | JP38 | JP39 | |--------------------+-------------------+-------------------| | 25MHz | Open | Closed | |--------------------+-------------------+-------------------| | 33MHz | Closed | Open | |--------------------+-------------------+-------------------| | 40MHz | Open | Open | |--------------------+-------------------+-------------------| | 50iMHz | Open | Closed | |--------------------+-------------------+-------------------| | 50MHz | Closed | Closed | |--------------------+-------------------+-------------------| | 66iMHz | Closed | Open | |--------------------+-------------------+-------------------| | 75iMHz | Open | Closed | |--------------------+-------------------+-------------------| | 100iMHz | Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU CLOCK SPEED CONFIGURATION (80486DX4) | |------------------------------------------------------------| | Speed | JP43 | |----------------------------+-------------------------------| | 2x | Open | |----------------------------+-------------------------------| | 2.5x | pins 2 & 3 closed | |----------------------------+-------------------------------| | 3x | pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE CONFIGURATION | |------------------------------------------------------------| | Voltage | JP1 | |-------------------------------+----------------------------| | 3.3v | Open | |-------------------------------+----------------------------| | 5v | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA WAIT STATE CONFIGURATION | |------------------------------------------------------------| | Wait states | JP33 | |-------------------------------+----------------------------| | 0 wait states | Open | |-------------------------------+----------------------------| | 1 wait state | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUS SPEED CONFIGURATION | |------------------------------------------------------------| | CPU speed | JP34 | |-------------------------------+----------------------------| | <= 33MHz | Open | |-------------------------------+----------------------------| | > 33MHz | Closed | +------------------------------------------------------------+