SILICON STAR INTERNATIONAL, INC. ================================ PB4 (REV.1.1) Processor 80486SX/SL AM486DX/80486DX/CX486DX2/AM486DX2/80486DX2/ CX486DX4/80486DX4/CX M1/P24D/Pentium Overdrive Processor 25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/100(internal)/ Speed 120(internal)MHz Chip Set Unidentified Max. 64MB Onboard DRAM Cache 128/256KB BIOS Award Dimensions 220mm x 220mm I/O 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE Options interfaces (2), parallel port, serial ports (2), PISA slot NPU None Options +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |----------------------+----------+---------------+----------| | Floppy drive | CN1 | Power LED & | JW1 | | interface | | keylock | | |----------------------+----------+---------------+----------| | Parallel port | CN2 | Speaker | JW2 | |----------------------+----------+---------------+----------| | IDE interface 2 | CN3 | Turbo LED | JW3 | |----------------------+----------+---------------+----------| | IDE interface 1 | CN4 | Turbo switch | JW4 | |----------------------+----------+---------------+----------| | Serial port 2 | J3 | Reset switch | JW5 | |----------------------+----------+---------------+----------| | Serial port 1 | J4 | 32-bit PCI | PC1 - | | | | slots | PC3 | |----------------------+----------+---------------+----------| | IDE interface LED | JP16 | PISA slot | SL1 | |----------------------+----------+---------------+----------| | External battery | JP18 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | Factory configured - do not | JP12 | pins 1 & 2 | | | alter | | closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP13 | Open | | | alter | | | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP14 | Open | | | alter | | | |---+----------------------------------+--------+------------| |>> | CMOS memory normal operation | JP17 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| | | CMOS memory clear | JP17 | pins 2 & 3 | | | | | closed | |------------------------------------------------------------| | Note: The location of jumpers JP12 and JP14 are | | unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 1MB | (1) 256K x 36 | NONE | |------------------+--------------------+--------------------| | 2MB | (1) 512K x 36 | NONE | |------------------+--------------------+--------------------| | 2MB | (1) 256K x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 3MB | (1) 256K x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 3MB | (1) 512K x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 4MB | (1) 1M x 36 | NONE | |------------------+--------------------+--------------------| | 4MB | (1) 512K x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 5MB | (1) 256K x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 5MB | (1) 1M x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 6MB | (1) 512K x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 6MB | (1) 1M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 8MB | (1) 2M x 36 | NONE | |------------------+--------------------+--------------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 9MB | (1) 256K x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 9MB | (1) 2M x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 10MB | (1) 512K x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 10MB | (1) 2M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 12MB | (1) 1M x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 12MB | (1) 2M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 16MB | (1) 4M x 36 | NONE | |------------------+--------------------+--------------------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 17MB | (1) 256K x 36 | (1) 4M x 36 | |------------------+--------------------+--------------------| | 17MB | (1) 4M x 36 | (1) 256K x 36 | |------------------+--------------------+--------------------| | 18MB | (1) 512K x 36 | (1) 4M x 36 | |------------------+--------------------+--------------------| | 18MB | (1) 4M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 20MB | (1) 1M x 36 | (1) 4M x 36 | |------------------+--------------------+--------------------| | 20MB | (1) 4M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 24MB | (1) 2M x 36 | (1) 4M x 36 | |------------------+--------------------+--------------------| | 24MB | (1) 4M x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 32MB | (1) 8M x 36 | NONE | |------------------+--------------------+--------------------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | |------------------+--------------------+--------------------| | 33MB | (1) 256K x 36 | (1) 8M x 36 | |------------------+--------------------+--------------------| | 33MB | (1) 8M x 36 | (1) 256K x 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 34MB | (1) 512K x 36 | (1) 8M x 36 | |------------------+--------------------+--------------------| | 34MB | (1) 8M x 36 | (1) 512K x 36 | |------------------+--------------------+--------------------| | 36MB | (1) 1M x 36 | (1) 8M x 36 | |------------------+--------------------+--------------------| | 36MB | (1) 8M x 36 | (1) 1M x 36 | |------------------+--------------------+--------------------| | 40MB | (1) 2M x 36 | (1) 8M x 36 | |------------------+--------------------+--------------------| | 40MB | (1) 8M x 36 | (1) 2M x 36 | |------------------+--------------------+--------------------| | 48MB | (1) 4M x 36 | (1) 8M x 36 | |------------------+--------------------+--------------------| | 48MB | (1) 8M x 36 | (1) 4M x 36 | |------------------+--------------------+--------------------| | 64MB | (1) 8M x 36 | (1) 8M x 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | TAG | |--------------+--------------------+------------------------| | 128KB | (4) 32K x 8 | (1) 16K or (1) 32K x 8 | |--------------+--------------------+------------------------| | 256KB | (4) 64K x 8 | (1) 16K or (1) 32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP3 | |----------------------------+-------------------------------| | 128KB | pins 1 & 2 closed | |----------------------------+-------------------------------| | 256KB | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | JP5 | JP8 | JP9 | |------------+-------------------+--------+------------------| | 80486SX | Open | Open | Open | |------------+-------------------+--------+------------------| | SL AM486DX | pins 2 & 3 closed | Open | pins 1 & 2 | | | | | closed | |------------+-------------------+--------+------------------| | 80486DX | Open | Open | Open | |------------+-------------------+--------+------------------| | CX486DX2 | pins 1 & 2 closed | Open | pins 2 & 3 | | | | | closed | |------------+-------------------+--------+------------------| | AM486DX2 | Open | Closed | Open | |------------+-------------------+--------+------------------| | 80486DX2 | Open | Open | Open | |------------+-------------------+--------+------------------| | CX486DX4 | pins 1 & 2 closed | Open | pins 2 & 3 | | | | | closed | |------------+-------------------+--------+------------------| | AM486DX4 | Open | Open | Open | |------------+-------------------+--------+------------------| | 80486DX4 | Open | Open | Open | |------------+-------------------+--------+------------------| | CX M1 | pins 2 & 3 closed | Open | pins 1 & 2 | | | | | closed | |------------+-------------------+--------+------------------| | P24D | pins 2 & 3 closed | Open | pins 1 & 2 | | | | | closed | |------------+-------------------+--------+------------------| | P24T | Open | Open | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | RJ1 | RJ2 | RJ3 | |------------+---------------+---------------+---------------| | 80486SX | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | SL AM486DX | pins 3 - 10 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | 80486DX | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | CX486DX2 | pins 1 - 8 | Not installed | Installed | | | closed | | | |------------+---------------+---------------+---------------| | AM486DX2 | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | 80486DX2 | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | CX486DX4 | pins 1 - 8 | Not installed | Installed | | | closed | | | |------------+---------------+---------------+---------------| | AM486DX4 | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | 80486DX4 | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | CX M1 | pins 1 - 8 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | P24D | pins 3 - 10 | Installed | Not installed | | | closed | | | |------------+---------------+---------------+---------------| | P24T | pins 7 - 14 | Installed | Not installed | | | closed | | | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | JP4 | JP11 | |--------------------+-------------------+-------------------| | 25MHz | Open | Open | |--------------------+-------------------+-------------------| | 33MHz | Closed | Closed | |--------------------+-------------------+-------------------| | 40MHz | Closed | Open | |--------------------+-------------------+-------------------| | 50iMHz | Open | Open | |--------------------+-------------------+-------------------| | 66iMHz | Closed | Closed | |--------------------+-------------------+-------------------| | 75iMHz | Open | Open | |--------------------+-------------------+-------------------| | 80iMHz | Closed | Open | |--------------------+-------------------+-------------------| | 100iMHz | Closed | Closed | |--------------------+-------------------+-------------------| | 120iMHz | Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE CONFIGURATION | |------------------------------------------------------------| | Voltage | JP1 | JP2 | |------------------+--------------------+--------------------| | 3.45v | pins 1 & 2 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 3.6v | pins 2 & 3 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 4v | pins 4 & 5 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | 5v | pins 1 & 2 closed | pins 1 & 2 closed | +------------------------------------------------------------+