MAGITRONICS =========== A-BL2465 Processor CX486S/UMCU5/80486SX/SL80486SX/CX486DX/80486DX/ SL80486DX/CX486DX2/AM486DX2/80486DX2/SL80486DX2/ AM486DX4/80486DX4/P24D/P24T Processor 20/25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ Speed 100(internal)MHz Chip Set Unidentified Video Chip None Set Maximum 128MB Onboard Memory Maximum None Video Memory Cache 128/256/512KB BIOS Award Dimensions 250mm x 218mm I/O 32-bit PCI slots (3), green PC connector Options NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | External battery | J1 | Reset switch | J6 | |-------------------+----------+------------------+----------| | Green PC | J2 | Power LED & | J7 | | connector | | keylock | | |-------------------+----------+------------------+----------| | Turbo switch | J3 | Green PC | JP26 | | | | connector | | |-------------------+----------+------------------+----------| | Turbo LED | J4 | Green PC LED | JP27 | |-------------------+----------+------------------+----------| | Speaker | J5 | 32-bit VESA | SL1 - | | | | local bus slots | SL3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |---------------------------------------+-------+------------| |>> | Turbo enabled | J3 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| | | Turbo disabled | J3 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | CMOS memory normal operation | JP16 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | CMOS memory clear | JP16 | Pins 2 & 3 | | | | | closed | |---+-----------------------------------+-------+------------| |>> | Monitor type select | JP17 | Open | | | monochrome/EGA/VGA | | | |---+-----------------------------------+-------+------------| | | Monitor type select CGA | JP17 | Closed | |---+-----------------------------------+-------+------------| |>> | CPU clock delay select CLKIN | JP20 | Pins 2 & 3 | |>> | delayed for CPUCLK | | closed | |---+-----------------------------------+-------+------------| | | CPU clock delay select CLKIN = | JP20 | Pins 1 & 2 | | | CPUCLK | | closed | |---+-----------------------------------+-------+------------| |>> | BIOS type select EPROM | JP37 | Open | |>> | | | | |---+-----------------------------------+-------+------------| | | Flash BIOS type select 12v | JP37 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | Flash BIOS type select 5v | JP37 | Pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+---------------+-------------+------------+----------| | 1MB | (1) 256K x 36 | None | None | None | |------+---------------+-------------+------------+----------| | 2MB | (1) 256K x 36 | (1) 256K x | None | None | | | | 36 | | | |------+---------------+-------------+------------+----------| | 2MB | (1) 512K x 36 | None | None | None | |------+---------------+-------------+------------+----------| | 4MB | (1) 256K x 36 | (1) 256K x | (1) 512K x | None | | | | 36 | 36 | | |------+---------------+-------------+------------+----------| | 4MB | (1) 512K x 36 | (1) 512K x | None | None | | | | 36 | | | |------+---------------+-------------+------------+----------| | 4MB | (1) 1M x 36 | None | None | None | |------+---------------+-------------+------------+----------| | 5MB | (1) 256K x 36 | (1) 1M x 36 | None | None | |------+---------------+-------------+------------+----------| | 6MB | (1) 256K x 36 | (1) 256K x | (1) 1M x | None | | | | 36 | 36 | | |------+---------------+-------------+------------+----------| | 6MB | (1) 512K x 36 | (1) 1M x 36 | None | None | |------+---------------+-------------+------------+----------| | 8MB | (1) 256K x 36 | (1) 256K x | (1) 512K x | (1) 1M x | | | | 36 | 36 | 36 | |------+---------------+-------------+------------+----------| | 8MB | (1) 512K x 36 | (1) 512K x | (1) 1M x | None | | | | 36 | 36 | | |------+---------------+-------------+------------+----------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | None | None | |------+---------------+-------------+------------+----------| | 8MB | (1) 2M x 36 | None | None | None | |------+---------------+-------------+------------+----------| | 10MB | (1) 256K x 36 | (1) 256K x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |------+---------------+-------------+------------+----------| | 12MB | (1) 512K x 36 | (1) 512K x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |------+---------------+-------------+------------+----------| | 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+---------------+-------------+------------+----------| | 12MB | (1) 1M x 36 | (1) 2M x 36 | None | None | |------+---------------+-------------+------------+----------| | 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 | |------+---------------+-------------+------------+----------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | None | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 16MB | (1) 1M x 36 | (1) 1M x | (1) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 17MB | (1) 256K x | (1) 4M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 18MB | (1) 256K x | (1) 256K x | (1) 4M x | None | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 18MB | (1) 512K x | (1) 4M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 20MB | (1) 512K x | (1) 512K x | (1) 4M x | None | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 20MB | (1) 1M x 36 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 20MB | (1) 1M x 36 | (1) 2M x | (1) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 24MB | (1) 512K x | (1) 512K x | (1) 1M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 24MB | (1) 1M x 36 | (1) 1M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 24MB | (1) 1M x 36 | (1) 1M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 28MB | (1) 1M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 32MB | (1) 8M x 36 | None | None | None | |-------+-------------+------------+------------+------------| | 32MB | (1) 2M x 36 | (1) 2M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 32MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 36MB | (1) 512K x | (1) 512K x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 36MB | (1) 1M x 36 | (1) 4M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 36MB | (1) 1M x 36 | (1) 8M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 40MB | (1) 1M x 36 | (1) 1M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 40MB | (1) 1M x 36 | (1) 1M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 40MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 8M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 48MB | (1) 2M x 36 | (1) 2M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 48MB | (1) 2M x 36 | (1) 2M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (1) 16M x | None | None | None | | | 36 | | | | |-------+-------------+------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 8M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 65MB | (1) 256K x | (1) 16M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 68MB | (1) 1M x 36 | (1) 16M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 68MB | (1) 1M x 36 | (1) 8M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 72MB | (1) 1M x 36 | (1) 1M x | (1) 16M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 72MB | (1) 1M x 36 | (1) 1M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 4M x 36 | (1) 16M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 80MB | (1) 4M x 36 | (1) 8M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 80MB | (1) 2M x 36 | (1) 2M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 4M x 36 | (1) 4M x | (1) 16M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 96MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 128MB | (1) 16M x | (1) 16M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |------------+---------------+-------------+-----------------| | 128KB | (4) 32K x 8 | None | (1) 8K x 8 | |------------+---------------+-------------+-----------------| | 256KB (A) | (4) 32K x 8 | (4) 32K x 8 | (1) 16K/32K x 8 | |------------+---------------+-------------+-----------------| | 256KB (B) | (4) 64K x 8 | None | (1) 16K/32K x 8 | |------------+---------------+-------------+-----------------| | 512KB | (4) 128K x 8 | None | (1) 32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP1 | JP3 | JP33 | |-----------+------------+----------------------+------------| | 128KB | Pins 1 & 2 | Pins 1 & 2, 3 & 4 | Pins 2 & 3 | | | closed | closed | closed | |-----------+------------+----------------------+------------| | 256KB (A) | Pins 2 & 3 | Pins 2 & 3, 4 & 5 | Pins 2 & 3 | | | closed | closed | closed | |-----------+------------+----------------------+------------| | 256KB (B) | Pins 1 & 2 | Pins 1 & 2, 3 & 4 | Pins 1 & 2 | | | closed | closed | closed | |-----------+------------+----------------------+------------| | 512KB | Pins 1 & 2 | Pins 1 & 2, 3 & 4 | Pins 2 & 3 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE TAG JUMPER CONFIGURATION | |------------------------------------------------------------| | Cache size | TAG size | JP2 | JP4 | |------------+-------------+----------------+----------------| | 128KB | (1) 8K x 8 | Pins 1 & 2 | Pins 1 & 2 | | | | closed | closed | |------------+-------------+----------------+----------------| | 256KB (A) | (1) 16K x 8 | Pins 3 & 4 | Open | | | | closed | | |------------+-------------+----------------+----------------| | 256KB (B) | (1) 32K x 8 | Pins 2 & 3 | Pins 1 & 2 | | | | closed | closed | |------------+-------------+----------------+----------------| | 512KB | (1) 32K x 8 | Pins 2 & 3 | Pins 2 & 3 | | | | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (AV9107) | |------------------------------------------------------------| | Speed | JP5 | JP6 | JP7 | |---------------+--------------+--------------+--------------| | 20MHz | Closed | Open | Closed | |---------------+--------------+--------------+--------------| | 25MHz | Closed | Closed | Open | |---------------+--------------+--------------+--------------| | 33MHz | Open | Closed | Closed | |---------------+--------------+--------------+--------------| | 40MHz | Closed | Open | Open | |---------------+--------------+--------------+--------------| | 50iMHz | Closed | Closed | Open | |---------------+--------------+--------------+--------------| | 50MHz | Open | Open | Closed | |---------------+--------------+--------------+--------------| | 66iMHz | Open | Closed | Closed | |---------------+--------------+--------------+--------------| | 75iMHz | Closed | Closed | Open | |---------------+--------------+--------------+--------------| | 80iMHz | Closed | Open | Open | |---------------+--------------+--------------+--------------| | 100iMHz | Open | Closed | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (MX8315) | |------------------------------------------------------------| | Speed | JP5 | JP6 | JP7 | |---------------+--------------+--------------+--------------| | 20MHz | Open | Open | Open | |---------------+--------------+--------------+--------------| | 25MHz | Open | Closed | Open | |---------------+--------------+--------------+--------------| | 33MHz | Closed | Closed | Closed | |---------------+--------------+--------------+--------------| | 40MHz | Open | Closed | Closed | |---------------+--------------+--------------+--------------| | 50iMHz | Open | Closed | Open | |---------------+--------------+--------------+--------------| | 50MHz | Closed | Open | Open | |---------------+--------------+--------------+--------------| | 66iMHz | Closed | Closed | Closed | |---------------+--------------+--------------+--------------| | 75iMHz | Open | Closed | Open | |---------------+--------------+--------------+--------------| | 80iMHz | Open | Closed | Closed | |---------------+--------------+--------------+--------------| | 100iMHz | Closed | Closed | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | JP8 | JP10 | JP11 | JP12 | |-----------------+------------+-------+----------+----------| | CX486S | 2 & 3 | 2 & 3 | Open | 2 & 3, 4 | | | | | | & 5 | |-----------------+------------+-------+----------+----------| | UMC U5 | 1 & 2, 3 & | 2 & 3 | 1 & 2, 3 | Open | | | 4 | | & 4 | | |-----------------+------------+-------+----------+----------| | 80486SX | 2 & 3 | 2 & 3 | Open | Open | |-----------------+------------+-------+----------+----------| | SL80486SX | 2 & 3 | 2 & 3 | Open | Open | |-----------------+------------+-------+----------+----------| | (SL)AM486DX | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | (PLUS) | 4 | | | | |-----------------+------------+-------+----------+----------| | CX486DX | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 2 & 3 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | 80486DX | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | SL80486DX | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | CX486DX2 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 2 & 3 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | CX486DX2-66 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 2 & 3 | | (3.6v) | 4 | | | | |-----------------+------------+-------+----------+----------| | CX486DX2-80 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 2 & 3 | | (4v) | 4 | | | | |-----------------+------------+-------+----------+----------| | AM486DX2 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | Open | | (3.45v) | 4 | | | | |-----------------+------------+-------+----------+----------| | 80486DX2 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | (SL)AM486DX2 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | (PLUS) | 4 | | | | |-----------------+------------+-------+----------+----------| | SL80486DX2 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | AM486DX4 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | Open | | (3.45v) | 4 | | | | |-----------------+------------+-------+----------+----------| | 80486DX4 | 1 & 2, 3 & | 2 & 3 | 3 & 4 | 3 & 4 | | | 4 | | | | |-----------------+------------+-------+----------+----------| | P24D | 1 & 2, 3 & | 1 & 2 | 3 & 4 | 1 & 2, 3 | | | 4 | | | & 4 | |-----------------+------------+-------+----------+----------| | P24T | 1 & 2, 3 & | 1 & 2 | 2 & 3 | 3 & 4 | | | 4 | | | | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (CON'T) | |------------------------------------------------------------| | Type | JP13 | JP14 | JP15 | JP21 | JP22 | |-----------------+-------+----------+-------+-------+-------| | CX486S | Open | 1 & 2, 3 | 2 & 3 | 1 & 2 | 2 & 3 | | | | & 4 | | | | |-----------------+-------+----------+-------+-------+-------| | UMC U5 | Open | Open | Open | 1 & 2 | 2 & 3 | |-----------------+-------+----------+-------+-------+-------| | 80486SX | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | SL80486SX | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | CX486DX | Open | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | |-----------------+-------+----------+-------+-------+-------| | 80486DX | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | SL80486DX | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | (SL)AM486DX | 4 & 5 | 2 & 3 | 4 & 5 | 1 & 2 | 1 & 2 | | (PLUS) | | | | | | |-----------------+-------+----------+-------+-------+-------| | CX486DX2 | Open | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | |-----------------+-------+----------+-------+-------+-------| | CX486DX2-66 | Open | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | | (3.6v) | | | | | | |-----------------+-------+----------+-------+-------+-------| | CX486DX2-80 | Open | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | | (4v) | | | | | | |-----------------+-------+----------+-------+-------+-------| | AM486DX2 | Open | Open | Open | 2 & 3 | 1 & 2 | | (3.45v) | | | | | | |-----------------+-------+----------+-------+-------+-------| | 80486DX2 | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | (SL)AM486DX2 | 4 & 5 | 2 & 3 | 4 & 5 | 1 & 2 | 1 & 2 | | (PLUS) | | | | | | |-----------------+-------+----------+-------+-------+-------| | SL80486DX2 | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | AM486DX4 | Open | Open | Open | 1 & 2 | 2 & 3 | | (3.45v) | | | | | | |-----------------+-------+----------+-------+-------+-------| | 80486DX4 | 1 & 2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | P24D | 2 & 3 | 2 & 3 | 4 & 5 | 1 & 2 | 1 & 2 | |-----------------+-------+----------+-------+-------+-------| | P24T | Open | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (CON'T) | |------------------------------------------------------------| | Type | JP24 | JP25 | JP30 | JP31 | |----------------------+---------+---------+---------+-------| | CX486S | 2 & 3 | 2 & 3 | Open | Open | |----------------------+---------+---------+---------+-------| | UMC U5 | 3 & 4 | Open | Open | Open | |----------------------+---------+---------+---------+-------| | 80486SX | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | SL80486SX | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | CX486DX | 2 & 3 | 2 & 3 | Open | Open | |----------------------+---------+---------+---------+-------| | 80486DX | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | SL80486DX | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | (SL)AM486DX (PLUS) | Open | 1 & 2 | Open | 2 & 3 | |----------------------+---------+---------+---------+-------| | CX486DX2 | 2 & 3 | 2 & 3 | Open | Open | |----------------------+---------+---------+---------+-------| | CX486DX2-66 (3.6v) | 2 & 3 | 2 & 3 | Open | Open | |----------------------+---------+---------+---------+-------| | CX486DX2-80 (4v) | 2 & 3 | 2 & 3 | Open | Open | |----------------------+---------+---------+---------+-------| | AM486DX2 (3.45v) | Open | Open | 2 & 3 | Open | |----------------------+---------+---------+---------+-------| | 80486DX2 | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | (SL)AM486DX2 (PLUS) | Open | 1 & 2 | Open | 2 & 3 | |----------------------+---------+---------+---------+-------| | SL80486DX2 | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | AM486DX4 (3.45v) | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | 80486DX4 | Open | Open | Open | Open | |----------------------+---------+---------+---------+-------| | P24D | Open | 1 & 2 | 1 & 2 | 1 & 2 | |----------------------+---------+---------+---------+-------| | P24T | 1 & 2 | 1 & 2 | Open | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION (CON'T) | |------------------------------------------------------------| | Type | JP34 | JP35 | JP36 | JP38 | |---------------------+---------+----------+---------+-------| | CX486S | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | UMC U5 | 2 & 3 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | 80486SX | 1 & 2 | Open | Open | 1 & 2 | |---------------------+---------+----------+---------+-------| | SL80486SX | 1 & 2 | Open | Open | 1 & 2 | |---------------------+---------+----------+---------+-------| | CX486DX | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | 80486DX | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | SL80486DX | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | (SL)AM486DX (PLUS) | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | CX486DX2 | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | CX486DX2-66 (3.6v) | 1 & 2 | Open | 1 & 2 | Open | |---------------------+---------+----------+---------+-------| | CX486DX2-80 (4v) | 1 & 2 | Open | 2 & 3 | Open | |---------------------+---------+----------+---------+-------| | AM486DX2 (3.45v) | Open | Open | Open | 2 & 3 | |---------------------+---------+----------+---------+-------| | 80486DX2 | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | (SL)AM486DX (PLUS) | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | SL80486DX2 | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | AM486DX4 (3.45v) | Open | Open | Open | 1 & 2 | |---------------------+---------+----------+---------+-------| | 80486DX4 | 1 & 2 | Open | Open | 1 & 2 | |---------------------+---------+----------+---------+-------| | P24D | 1 & 2 | Closed | Open | Open | |---------------------+---------+----------+---------+-------| | P24T | 1 & 2 | Closed | Open | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VL BUS WAIT STATE SELECTION | |------------------------------------------------------------| | Setting | JP28 | |----------------------------+-------------------------------| | | 0 | Pins 1 & 2 closed | |----+-----------------------+-------------------------------| |>> | 1 | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VL BUS SPEED SELECTION | |------------------------------------------------------------| | Setting | JP29 | |----------------------------+-------------------------------| | | <= 33MHz | Pins 1 & 2 closed | |---+------------------------+-------------------------------| |>> | >33 MHz | Pins 2 & 3 closed | +------------------------------------------------------------+