YOUNG MICRO SYSTEMS, INC. ========================= VS48664-3VL Processor CXM6/AM486SX/SL80486/80486SX/CXM7/AM486DX/80486DX/80486DX2/ P24C/P24D/Pentium Overdrive Processor 25/33/40/50(internal)/50/66(internal)MHz Speed Chip Set Symphony Max. 128MB Onboard DRAM Cache 64/128/256/512/1024KB BIOS AMI/Phoenix Dimensions 330mm x 218mm I/O 32-bit VESA local bus slots (3), green PC connector Options NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |---------------+----------+----------------------+----------| | Power LED & | CN1 | Turbo LED | CN5 | | keylock | | | | |---------------+----------+----------------------+----------| | Speaker | CN2 | Green PC connector | JP15 | |---------------+----------+----------------------+----------| | Turbo switch | CN3 | 32-bit VESA local | SL1 - | | | | bus slots | SL3 | |---------------+----------+----------------------+----------| | Reset switch | CN4 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |-----------------------------------+----------+-------------| |>> | Factory configured - do not | J27 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J28 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J29 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J30 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J31 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J32 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J33 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | J34 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP3 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP9 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Parity check enabled | JP16 | pins 1 & 2 | | | | | closed | |----+------------------------------+----------+-------------| | | Parity check disabled | JP16 | pins 2 & 3 | | | | | closed | |----+------------------------------+----------+-------------| |>> | Monitor type select color | JP17 | Closed | |----+------------------------------+----------+-------------| | | Monitor type select | JP17 | Open | | | monochrome | | | |----+------------------------------+----------+-------------| |>> | BIOS type select normal | JP18 | pins 1 & 2 | | | | | closed | |----+------------------------------+----------+-------------| | | BIOS type select flash | JP18 | pins 2 & 3 | | | | | closed | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP19 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP22 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP28 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP29 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP30 | N/A | | | alter | | | |----+------------------------------+----------+-------------| |>> | Factory configured - do not | JP31 | N/A | | | alter | | | |------------------------------------------------------------| | Note: The location of jumpers JP9, JP28, JP29, JP30 & JP31 | | are unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 1MB | (1) 256K x | NONE | NONE | NONE | | | 36 | | | | |-------+-------------+------------+------------+------------| | 4MB | (1) 512K x | (1) 512K x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 4MB | (1) 1M x 36 | NONE | NONE | NONE | |-------+-------------+------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 1M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 8MB | (1) 2M x 36 | NONE | NONE | NONE | |-------+-------------+------------+------------+------------| | 16MB | (1) 4M x 36 | NONE | NONE | NONE | |-------+-------------+------------+------------+------------| | 16MB | (1) 1M x 36 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 32MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M 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 | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 8M x | (1) 4M x | (1) 4M x | | | | 36 | 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 | |------------+---------------+---------------+---------------| | 64KB | (4) 8K x 8 | (4) 8K x 8 | (2) 8K x 8 | |------------+---------------+---------------+---------------| | 128KB | (4) 32K x 8 | NONE | (2) 8K x 8 | |------------+---------------+---------------+---------------| | 256KB | (4) 32K x 8 | (4) 32K x 8 | (2) 32K x 8 | |------------+---------------+---------------+---------------| | 512KB | (4) 128K x 8 | NONE | (2) 32K x 8 | |------------+---------------+---------------+---------------| | 1MB | (4) 128K x 8 | (4) 128K x 8 | (2) 128K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JD1 | JD2 | JT1 | JT2 | JT3 | |----------+----------+----------+---------+--------+--------| | 64KB | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 128KB | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 256KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 512KB | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | |----------+----------+----------+---------+--------+--------| | 1MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | JP1 | JP2 | JP4 | JP5 | JP6 | |--------------+---------+---------+--------+-------+--------| | CXM6 1x | Open | Open | Open | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | CXM6 2x | Open | Open | Open | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | AM486SX (WT) | Open | Closed | Open | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | AM486SX (WB) | Closed | Closed | Open | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | SL80486 | Open | Closed | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | 80486SX | Open | Open | Open | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | AM486DX (WT) | Open | Closed | Open | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | AM486DX (WB) | Closed | Closed | Closed | 2 & 3 | Closed | |--------------+---------+---------+--------+-------+--------| | CXM7 1x | Open | Open | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | CXM7 2x | Open | Open | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | 80486DX | Open | Open | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | 80486DX2 | Open | Open | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | P24C 2x | Open | Closed | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | P24C 3x | Open | Closed | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | P24D (WT) | Open | Closed | Open | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | P24D (WB) | Closed | Closed | Closed | 1 & 2 | Closed | |--------------+---------+---------+--------+-------+--------| | P24T 2x (WT) | Open | Closed | Open | 1 & 2 | Open | |--------------+---------+---------+--------+-------+--------| | P24T 2x (WB) | Closed | Closed | Closed | 1 & 2 | Open | |--------------+---------+---------+--------+-------+--------| | P24T 3x (WT) | Open | Closed | Open | 1 & 2 | Open | |--------------+---------+---------+--------+-------+--------| | P24T 3x (WB) | Closed | Closed | Closed | 1 & 2 | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | JP7 | JP8 | JP10 | JP11 | JP12 | |---------------+--------+---------+--------+-------+--------| | CXM6 1x | 1 & 2 | Closed | Open | Open | Open | |---------------+--------+---------+--------+-------+--------| | CXM6 2x | 1 & 2 | Closed | Open | Open | Closed | |---------------+--------+---------+--------+-------+--------| | AM486SX (WT) | Open | Open | Open | Open | Open | |---------------+--------+---------+--------+-------+--------| | AM486SX (WB) | Open | Open | Open | Open | Open | |---------------+--------+---------+--------+-------+--------| | SL80486 | Open | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | 80486SX | Open | Open | Open | Open | Open | |---------------+--------+---------+--------+-------+--------| | AM486DX (WT) | Open | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | AM486DX (WB) | Open | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | CXM7 1x | 1 & 2 | Closed | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | CXM7 2x | 1 & 2 | Closed | Open | 1 & 2 | Closed | |---------------+--------+---------+--------+-------+--------| | 80486DX | Open | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | 80486DX2 | Open | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | P24C 2x | Open | Open | 1 & 2 | 2 & 3 | Open | |---------------+--------+---------+--------+-------+--------| | P24C 3x | Open | Open | Open | 2 & 3 | Open | |---------------+--------+---------+--------+-------+--------| | P24D (WT) | 2 & 3 | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | P24D (WB) | 2 & 3 | Open | Open | 1 & 2 | Open | |---------------+--------+---------+--------+-------+--------| | P24T 2x (WT) | Open | Open | 1 & 2 | 2 & 3 | Open | |---------------+--------+---------+--------+-------+--------| | P24T 2x (WB) | Open | Open | 1 & 2 | 2 & 3 | Open | |---------------+--------+---------+--------+-------+--------| | P24T 3x (WT) | Open | Open | Open | 2 & 3 | Open | |---------------+--------+---------+--------+-------+--------| | P24T 3x (WB) | Open | Open | Open | 2 & 3 | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | JP13 | JP23 | JP24 | JP41 | JP42 | |--------------+---------+---------+---------+-------+-------| | CXM6 1x | Closed | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | CXM6 2x | Closed | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | AM486SX (WT) | Open | Open | Open | 2 & 3 | 2 & 3 | |--------------+---------+---------+---------+-------+-------| | AM486SX (WB) | Open | Open | Open | 2 & 3 | 2 & 3 | |--------------+---------+---------+---------+-------+-------| | SL80486 | Open | Open | Open | Open | Open | |--------------+---------+---------+---------+-------+-------| | 80486SX | Open | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | AM486DX (WT) | Open | Open | Open | 2 & 3 | 2 & 3 | |--------------+---------+---------+---------+-------+-------| | AM486DX (WB) | Open | Open | Open | 2 & 3 | 2 & 3 | |--------------+---------+---------+---------+-------+-------| | CXM7 1x | Closed | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | CXM7 2x | Closed | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | 80486DX | Open | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | 80486DX2 | Open | Closed | Closed | Open | Open | |--------------+---------+---------+---------+-------+-------| | P24C 2x | Open | Open | Open | Open | Open | |--------------+---------+---------+---------+-------+-------| | P24C 3x | Open | Open | Open | Open | Open | |--------------+---------+---------+---------+-------+-------| | P24D (WT) | Open | Open | Open | 1 & 2 | 1 & 2 | |--------------+---------+---------+---------+-------+-------| | P24D (WB) | Open | Open | Open | 1 & 2 | 1 & 2 | |--------------+---------+---------+---------+-------+-------| | P24T 2x (WT) | Open | Open | Open | Open | Open | |--------------+---------+---------+---------+-------+-------| | P24T 2x (WB) | Open | Open | Open | Open | Open | |--------------+---------+---------+---------+-------+-------| | P24T 3x (WT) | Open | Open | Open | Open | Open | |--------------+---------+---------+---------+-------+-------| | P24T 3x (WB) | Open | Open | Open | Open | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | RN1 | RN2 | |--------------+----------------------+----------------------| | CXM6 1x | Open | Open | |--------------+----------------------+----------------------| | CXM6 2x | Open | Open | |--------------+----------------------+----------------------| | AM486SX (WT) | Open | 1 & 2, 3 & 4, 5 & 6, | | | | 7 & 8 | |--------------+----------------------+----------------------| | AM486SX (WB) | Open | 1 & 2, 3 & 4, 5 & 6, | | | | 7 & 8 | |--------------+----------------------+----------------------| | SL80486 | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | 80486SX | Open | Open | |--------------+----------------------+----------------------| | AM486DX (WT) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | AM486DX (WB) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | CXM7 1x | 1 & 2, 3 & 4, 5 & 6, | Open | | | 7 & 8 | | |--------------+----------------------+----------------------| | CXM7 2x | 1 & 2, 3 & 4, 5 & 6, | Open | | | 7 & 8 | | |--------------+----------------------+----------------------| | 80486DX | 1 & 2, 3 & 4, 5 & 6, | Open | | | 7 & 8 | | |--------------+----------------------+----------------------| | 80486DX2 | 1 & 2, 3 & 4, 5 & 6, | Open | | | 7 & 8 | | |--------------+----------------------+----------------------| | P24C 2x | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24C 3x | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24D (WT) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24D (WB) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24T 2x (WT) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24T 2x (WB) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24T 3x (WT) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |--------------+----------------------+----------------------| | P24T 3x (WB) | 1 & 2, 3 & 4, 5 & 6, | 1 & 2, 3 & 4, 5 & 6, | | | 7 & 8 | 7 & 8 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | JP25 | JP26 | JP27 | |---------------+--------------+--------------+--------------| | 25MHz | Closed | Open | Closed | |---------------+--------------+--------------+--------------| | 33MHZ | Open | Open | Closed | |---------------+--------------+--------------+--------------| | 40MHz | Closed | Closed | Open | |---------------+--------------+--------------+--------------| | 50iMHz | Closed | Open | Closed | |---------------+--------------+--------------+--------------| | 50MHz | Open | Closed | Open | |---------------+--------------+--------------+--------------| | 66iMHz | Open | Open | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE CONFIGURATION | |------------------------------------------------------------| | Voltage | CN6 | |--------------------------+---------------------------------| | 3.3v | Open | |--------------------------+---------------------------------| | 5v | pins 1 & 2, 3 & 4, 5 & 6 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA WAIT STATE CONFIGURATION | |------------------------------------------------------------| | Wait states | JP20 | |----------------------------+-------------------------------| | 0 wait states | pins 1 & 2 closed | |----------------------------+-------------------------------| | 1 wait state | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUS SPEED CONFIGURATION | |------------------------------------------------------------| | CPU speed | JP21 | |----------------------------+-------------------------------| | <= 33MHz | pins 1 & 2 closed | |----------------------------+-------------------------------| | > 33MHz | pins 2 & 3 closed | +------------------------------------------------------------+