DTK COMPUTER, INC. ================== PKM-0039S/FEAT-39 Processor CX486M6/80486SX/AMD486SL/CX486M7/80486DX/80486DX2/80486DX4 Processor 20/25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz Speed Chip Set Unidentified Max. 128MB Onboard DRAM Cache 128/256/512/1024KB BIOS Award Dimensions 254mm x 218mm I/O 32-bit VESA local bus slots (3), green PC connector Options NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |------------------+----------+-------------------+----------| | External battery | J2 | Turbo LED | J35 | |------------------+----------+-------------------+----------| | Green PC LED | J25 | Power LED & | J36 | | | | keylock | | |------------------+----------+-------------------+----------| | Reset switch | J33 | Speaker | J37 | |------------------+----------+-------------------+----------| | Turbo switch | J34 | 32-bit VESA local | SL1 - | | | | bus slots | SL3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | CMOS memory normal operation | J2 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| | | CMOS memory clear | J2 | pins 3 & 4 | | | | | closed | |---+----------------------------------+--------+------------| | | Battery type select external | J2 | Closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | J11 | N/A | | | alter | | | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | J13 | N/A | | | alter | | | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | J16 | N/A | | | alter | | | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | J24 | N/A | | | alter | | | |---+----------------------------------+--------+------------| |>> | AMD CPU clock speed select 2x | J40 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| | | AMD CPU clock speed select 3x | J40 | pins 2 & 3 | | | | | closed | |------------------------------------------------------------| | Note: The location of J40 is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | | |------+---------------+-------------+------------+----------| | 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+---------------+-------------+------------+----------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | NONE | NONE | |------+---------------+-------------+------------+----------| | 16MB | (1) 4M x 36 | NONE | NONE | NONE | |------+---------------+-------------+------------+----------| | 17MB | (1) 256K x 36 | (1) 4M x 36 | NONE | NONE | |------+---------------+-------------+------------+----------| | 18MB | (1) 256K x 36 | (1) 256K x | (1) 4M x | NONE | | | | 36 | 36 | | |------+---------------+-------------+------------+----------| | 18MB | (1) 512K x 36 | (1) 4M x 36 | NONE | NONE | |------+---------------+-------------+------------+----------| | 20MB | (1) 512K x 36 | (1) 512K x | (1) 4M x | NONE | | | | 36 | 36 | | |------+---------------+-------------+------------+----------| | 20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE | |------+---------------+-------------+------------+----------| | 24MB | (1) 512K x 36 | (1) 512K x | (1) 1M x | (1) 4M x | | | | 36 | 36 | 36 | |------+---------------+-------------+------------+----------| | 24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | NONE | | | | | 36 | | |------+---------------+-------------+------------+----------| | 24MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | NONE | | | | | 36 | | |------+---------------+-------------+------------+----------| | 32MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+---------------+-------------+------------+----------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE | |------+---------------+-------------+------------+----------| | 32MB | (1) 8M x 36 | NONE | NONE | NONE | |------+---------------+-------------+------------+----------| | 36MB | (1) 512K x 36 | (1) 512K x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 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 | | |-------+-------------+------------+------------+------------| | 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 | | | |-------+-------------+------------+------------+------------| | 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) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 4M x 36 | (1) 8M x | (1) 8M 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 or (1) | | | | | 32K x 8 | |-------+--------------+--------------+----------------------| | 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 | |-------+--------------+--------------+----------------------| | 256KB | (4) 64K x 8 | NONE | (1) 32K x 8 | |-------+--------------+--------------+----------------------| | 512KB | (4) 64K x 8 | (4) 64K x 8 | (1) 32K x 8 | |-------+--------------+--------------+----------------------| | 512KB | (4) 128K x 8 | NONE | (1) 32K x 8 | |-------+--------------+--------------+----------------------| | 1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 64K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | J6 | J7 | J8 | J9 | J10 | |---------+---------+---------+-------+-------+--------------| | 128KB | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2, 3 & 4 | |---------+---------+---------+-------+-------+--------------| | 256KB | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3, 4 & 5 | |---------+---------+---------+-------+-------+--------------| | 256KB | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | 1 & 2, 3 & 4 | |---------+---------+---------+-------+-------+--------------| | 512KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3, 4 & 5 | |---------+---------+---------+-------+-------+--------------| | 512KB | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2, 3 & 4 | |---------+---------+---------+-------+-------+--------------| | 1MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3, 4 & 5 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | J14 | J15 | J17 | J18 | |--------+------------+------------+------------+------------| |CX486M6 | Installed | Not | Not | Installed | | | | installeld | installeld | | |--------+------------+------------+------------+------------| |80486SX | Not | Installed | Not | Installed | | | installeld | | installeld | | |--------+------------+------------+------------+------------| |AMD486SL| Not | Installed | Installed | Not | | | installeld | | | installeld | |--------+------------+------------+------------+------------| |CX486M7 | Installed | Not | Installed | Not | | | | installeld | | installeld | |--------+------------+------------+------------+------------| |80486DX | Not | Installed | Installed | Not | | | installeld | | | installeld | |--------+------------+------------+------------+------------| |80486DX2| Not | Installed | Installed | Not | | | installeld | | | installeld | |--------+------------+------------+------------+------------| |80486DX4| Not | Installed | Installed | Not | | | installeld | | | installeld | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | J19 | J22 | J23 | J28 | J29 | |-----------+---------+---------+---------+--------+---------| | CX486M6 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 | Closed | |-----------+---------+---------+---------+--------+---------| | 80486SX | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | Open | |-----------+---------+---------+---------+--------+---------| | AMD486SL | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | Closed | |-----------+---------+---------+---------+--------+---------| | CX486M7 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 | Closed | |-----------+---------+---------+---------+--------+---------| | 80486DX | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | Closed | |-----------+---------+---------+---------+--------+---------| | 80486DX2 | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | Closed | |-----------+---------+---------+---------+--------+---------| | 80486DX4 | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | Closed | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION (MX8315) | |------------------------------------------------------------| | Speed | J27 | |--------------------------+---------------------------------| | 20MHz | Open | |--------------------------+---------------------------------| | 25MHz | pins 5 & 6 closed | |--------------------------+---------------------------------| | 33MHz | pins 1 & 2, 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 40MHz | pins 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 50iMHz | pins 5 & 6 closed | |--------------------------+---------------------------------| | 50MHz | pins 1 & 2 closed | |--------------------------+---------------------------------| | 66iMHz | pins 1 & 2, 3 & 4, 5 & 6 closed | |--------------------------+---------------------------------| | 75iMHz | pins 5 & 6 closed | |--------------------------+---------------------------------| | 100iMHz | pins 1 & 2, 3 & 4, 5 & 6 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION (KDN-1401/1402C) | |------------------------------------------------------------| | Speed | J27 | |----------------------------+-------------------------------| | 20MHz | pins 1 & 2, 3 & 4 closed | |----------------------------+-------------------------------| | 25MHz | pins 1 & 2, 5 & 6 closed | |----------------------------+-------------------------------| | 33MHz | pins 3 & 4, 5 & 6 closed | |----------------------------+-------------------------------| | 40MHz | pins 1 & 2 closed | |----------------------------+-------------------------------| | 50iMHz | pins 1 & 2, 5 & 6 closed | |----------------------------+-------------------------------| | 50MHz | pins 3 & 4 closed | |----------------------------+-------------------------------| | 66iMHz | pins 3 & 4, 5 & 6 closed | |----------------------------+-------------------------------| | 75iMHz | pins 1 & 2, 5 & 6 closed | |----------------------------+-------------------------------| | 100iMHz | pins 3 & 4, 5 & 6 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE CONFIGURATION | |------------------------------------------------------------| | Voltage | J21 | |----------------------------+-------------------------------| | 3.3v | pins 5 & 6, 7 & 8 closed | |----------------------------+-------------------------------| | 5v | pins 1 & 2, 3 & 4 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA WAIT STATE CONFIGURATION | |------------------------------------------------------------| | Wait states | J31 | |----------------------------+-------------------------------| | 0 wait states | pins 1 & 2 closed | |----------------------------+-------------------------------| | 1 wait state | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUS SPEED CONFIGURATION | |------------------------------------------------------------| | CPU speed | J30 | |----------------------------+-------------------------------| | <= 33MHz | pins 1 & 2 closed | |----------------------------+-------------------------------| | > 33MHz | pins 2 & 3 closed | +------------------------------------------------------------+