CHAINTECH COMPUTER COMPANY, LTD. ================================ 4SPM.3/4SPM5.1 Processor 80486SX/ODP486SX/CX486DX/AM486DX/80486DX/UMCU5S/CX486DX2/ CX486DX2V/AM486DX2/(SL)AM486DX2/80486DX2/P24D/AM486DX4/ 80486DX4/Pentium Overdrive Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/83(internal)/ Speed 100(internal)MHz Chip Set UMC Max. 128MB Onboard DRAM Cache 128/256/512/1024KB BIOS Award Dimensions 250mm x 220mm I/O 32-bit PCI slots (3), floppy drive interface, game port, green PC connector, Options IDE interfaces (2), parallel port, serial ports (2) NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | Floppy drive | CN1 | IDE interface | JP15 | | interface | | LED 2 | | |-------------------+----------+------------------+----------| | Serial port 1 | CN2 | Green PC LED | JP27 | |-------------------+----------+------------------+----------| | Serial port 2 | CN3 | Green PC | JP29 | | | | connector | | |-------------------+----------+------------------+----------| | Parallel port | CN4 | Turbo switch | JP35 | |-------------------+----------+------------------+----------| | Game port | CN5 | Turbo LED | JP36 | |-------------------+----------+------------------+----------| | IDE interface 2 | CN6 | Speaker | JP37 | |-------------------+----------+------------------+----------| | IDE interface 1 | CN7 | Reset switch | JP44 | |-------------------+----------+------------------+----------| | External battery | JP12 | Power LED & | JP45 | | | | keylock | | |-------------------+----------+------------------+----------| | IDE interface LED | JP14 | 32-bit PCI slots | PC1 - | | 1 | | | PC3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | CMOS memory normal operation | JP13 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| | | CMOS memory clear | JP13 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| |>> | PCI bus clock select CPU clock | JP21 | pins 1 & 2 | | | speed | | closed | |---+----------------------------------+--------+------------| | | PCI bus clock select 1/2 CPU | JP21 | pins 2 & 3 | | | clock speed | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | | | |------+-------------+-------------+------------+------------| | 2MB | (1) 512K x | NONE | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 3MB | (1) 512K x | (1) 256K x | NONE | NONE | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 3MB | (1) 256K x | (1) 256K x | (1) 256K x | NONE | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 4MB | (1) 512K x | (1) 256K x | (1) 256K x | NONE | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 4MB | (1) 512K x | (1) 512K x | NONE | NONE | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 5MB | (1) 1M x 36 | (1) 256K x | NONE | NONE | | | | 36 | | | |------+-------------+-------------+------------+------------| | 5MB | (1) 512K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 6MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | NONE | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 6MB | (1) 512K x | (1) 1M x 36 | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 6MB | (1) 512K x | (1) 512K x | (1) 512K x | NONE | | | 36 | 36 | 36 | | |------+-------------+-------------+------------+------------| | 7MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 8MB | (1) 2M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 8MB | (1) 512K x | (1) 512K x | (1) 512K x | (1) 512K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 9MB | (1) 2M x 36 | (1) 256K x | NONE | NONE | | | | 36 | | | |------+-------------+-------------+------------+------------| | 10MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | NONE | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 10MB | (1) 512K x | (1) 1M x 36 | (1) 1M x | NONE | | | 36 | | 36 | | |------+-------------+-------------+------------+------------| | 10MB | (1) 512K x | (1) 2M x 36 | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 11MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 12MB | (1) 1M x 36 | (1) 2M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 12MB | (1) 2M x 36 | (1) 1M x 36 | NONE | NONE | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 14MB | (1) 512K x | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | 36 | | 36 | 36 | |------+-------------+-------------+------------+------------| | 16MB | (1) 2M 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) 4M x 36 | (1) 256K x | NONE | NONE | | | | 36 | | | |------+-------------+-------------+------------+------------| | 18MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | NONE | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 18MB | (1) 512K x | (1) 2M x 36 | (1) 2M x | NONE | | | 36 | | 36 | | |------+-------------+-------------+------------+------------| | 18MB | (1) 512K x | (1) 4M x 36 | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 19MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 20MB | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 20MB | (1) 2M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 20MB | (1) 4M x 36 | (1) 1M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 24MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 24MB | (1) 4M x 36 | (1) 2M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 26MB | (1) 512K x | (1) 2M x 36 | (1) 2M x | (1) 2M x | | | 36 | | 36 | 36 | |------+-------------+-------------+------------+------------| | 28MB | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 28MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 32MB | (1) 4M 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 | |------+-------------+-------------+------------+------------| | 33MB | (1) 8M x 36 | (1) 256K x | NONE | NONE | | | | 36 | | | |------+-------------+-------------+------------+------------| | 34MB | (1) 8M x 36 | (1) 256K x | (1) 256K x | NONE | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 34MB | (1) 512K x | (1) 4M x 36 | (1) 4M x | NONE | | | 36 | | 36 | | |------+-------------+-------------+------------+------------| | 34MB | (1) 512K x | (1) 8M x 36 | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 35MB | (1) 8M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 36MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 36MB | (1) 1M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 36MB | (1) 8M x 36 | (1) 1M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 40MB | (1) 2M x 36 | (1) 4M x 36 | (1) 4M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 40MB | (1) 2M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 40MB | (1) 4M x 36 | (1) 2M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 40MB | (1) 8M x 36 | (1) 1M x 36 | (1) 1M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 40MB | (1) 8M x 36 | (1) 2M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 44MB | (1) 8M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 48MB | (1) 8M x 36 | (1) 2M x 36 | (1) 2M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 48MB | (1) 8M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | NONE | | | | | 36 | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 50MB | (1) 512K x | (1) 4M x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 52MB | (1) 1M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 56MB | (1) 2M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 56MB | (1) 8M x 36 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 4M x | (1) 4M x | NONE | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 8M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 64MB | (1) 16M x | NONE | NONE | NONE | | | 36 | | | | |-------+-------------+------------+------------+------------| | 65MB | (1) 16M x | (1) 256K x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 66MB | (1) 16M x | (1) 256K x | (1) 256K x | NONE | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 66MB | (1) 512K x | (1) 8M x | (1) 8M x | NONE | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 66MB | (1) 512K x | (1) 16M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 67MB | (1) 16M x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 68MB | (1) 1M x 36 | (1) 8M x | (1) 8M x | NONE | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 68MB | (1) 1M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 68MB | (1) 16M x | (1) 1M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 72MB | (1) 2M x 36 | (1) 8M x | (1) 8M x | NONE | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 72MB | (1) 2M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 72MB | (1) 16M x | (1) 1M x | (1) 1M x | NONE | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 72MB | (1) 16M x | (1) 2M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 76MB | (1) 16M x | (1) 1M x | (1) 1M x | (1) 1M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 4M x 36 | (1) 8M x | (1) 8M x | NONE | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 80MB | (1) 4M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 80MB | (1) 8M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 16M x | (1) 2M x | (1) 2M x | NONE | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 80MB | (1) 16M x | (1) 4M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 88MB | (1) 16M x | (1) 2M x | (1) 2M x | (1) 2M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (1) 16M x | (1) 4M x | (1) 4M x | NONE | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 96MB | (1) 16M x | (1) 8M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | NONE | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 98MB | (1) 512K x | (1) 8M x | (1) 8M x | (1) 8M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 100MB | (1) 1M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 104MB | (1) 2M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 112MB | (1) 4M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 112MB | (1) 16M x | (1) 4M x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 128MB | (1) 16M x | (1) 8M x | (1) 8M x | NONE | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 128MB | (1) 16M x | (1) 16M x | NONE | NONE | | | 36 | 36 | | | |------------------------------------------------------------| | Note: Board also accepts x 32 SIMMs. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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) 32K x 8 | |-------------+---------------+---------------+--------------| | 256KB (B) | (4) 64K x 8 | NONE | (1) 32K x 8 | |-------------+---------------+---------------+--------------| | 512KB (A) | (4) 64K x 8 | (4) 64K x 8 | (1) 32K x 8 | |-------------+---------------+---------------+--------------| | 512KB (B) | (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 | JP17 | JP18 | JP19 | JP20 | JP25 | JP26 | |-----------+--------+-------+-------+-------+-------+-------| | 128KB | 1 & 2 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | |-----------+--------+-------+-------+-------+-------+-------| | 256KB (A) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | |-----------+--------+-------+-------+-------+-------+-------| | 256KB (B) | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | |-----------+--------+-------+-------+-------+-------+-------| | 512KB (A) | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | |-----------+--------+-------+-------+-------+-------+-------| | 512KB (B) | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 | |-----------+--------+-------+-------+-------+-------+-------| | 1MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | JP31 | JP32 | JP38 | JP39 | |--------------+------------+--------+-----------+-----------| | 80486SX | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | ODP486SX | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | CX486DX | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | AM486DX | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | 80486DX | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | UMCU5S | pins 2 & 3 | Closed | N/A | pins 2 & | | | closed | | | 3 closed | |--------------+------------+--------+-----------+-----------| | CX486DX2 | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | CX486DX2V | pins 1 & 2 | Open | pins 2 & | pins 1 & | | | closed | | 3 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | AM486DX2 | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | (SL)AM486DX2 | pins 1 & 2 | Open | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | 80486DX2 | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | P24D | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | |--------------+------------+--------+-----------+-----------| | AM486DX4 | pins 1 & 2 | Open | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | 80486DX4 | pins 1 & 2 | Open | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | P24T | pins 1 & 2 | Closed | N/A | pins 1 & | | | closed | | | 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | JP40 | JP41 | JP42 | JP43 | |--------------+------------+--------+-----------+-----------| | 80486SX | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | ODP486SX | pins 1 & 2 | N/A | pins 1 & | pins 2 & | | | closed | | 2 closed | 3 closed | |--------------+------------+--------+-----------+-----------| | CX486DX | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | AM486DX | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | 80486DX | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | UMCU5S | pins 2 & 3 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | CX486DX2 | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | CX486DX2V | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | AM486DX2 | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | (SL)AM486DX2 | pins 1 & 2 | Closed | pins 2 & | pins 1 & | | | closed | | 3 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | 80486DX2 | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | P24D | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | AM486DX4 | pins 1 & 2 | Open | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | 80486DX4 | pins 1 & 2 | N/A | pins 1 & | pins 1 & | | | closed | | 2 closed | 2 closed | |--------------+------------+--------+-----------+-----------| | P24T | pins 1 & 2 | N/A | pins 1 & | pins 2 & | | | closed | | 2 closed | 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION (CON'T) | |------------------------------------------------------------| | Type | J2 | J3 | J4 | J5 | J6 | J7 | |------------+-------+-------+-------+-------+-------+-------| | 80486SX |Closed | Open | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | ODP486SX | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | CX486DX | Open |Closed | Open |Closed | Open | Open | |------------+-------+-------+-------+-------+-------+-------| | AM486DX | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | 80486DX | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | UMCU5S |Closed | Open | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | CX486DX2 | Open |Closed | Open |Closed | Open | Open | |------------+-------+-------+-------+-------+-------+-------| | CX486DX2V | Open |Closed | Open |Closed | Open | Open | |------------+-------+-------+-------+-------+-------+-------| | AM486DX2 | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| |(SL)AM486DX2| Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | 80486DX2 | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | P24D | Open | Open |Closed | Open | Open |Closed | |------------+-------+-------+-------+-------+-------+-------| | AM486DX4 | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | 80486DX4 | Open |Closed | Open | Open |Closed | Open | |------------+-------+-------+-------+-------+-------+-------| | P24T | Open | Open |Closed | Open | Open |Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | JP22 | JP23 | |------------------+--------------------+--------------------| | 25MHz | pins 2 & 3 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 33MHz | pins 1 & 2 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | 40MHz | pins 1 & 2 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 50iMHz | pins 2 & 3 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 50MHz | pins 2 & 3 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | 66iMHz | pins 1 & 2 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | 75iMHz | pins 2 & 3 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 80iMHz | pins 1 & 2 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 83iMHz | pins 1 & 2 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | 100iMHz | pins 1 & 2 closed | pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DMA CONFIGURATION | |------------------------------------------------------------| | DMA | JP1 | JP2 | |------------------+--------------------+--------------------| | DMA 1 | pins 1 & 2 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | DMA 3 | pins 2 & 3 closed | pins 2 & 3 closed | +------------------------------------------------------------+