NIAGARA SMD TECHNOLOGY, INC. ============================ NT924 REV-PB CACHE Processor CX M1/AM K5/IBM/SGS/Thompson/Pentium Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel Maximum Onboard 128MB Memory Cache 256/512KB BIOS Award/Phoenix Dimensions 330mm x 218mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |----------------------+-------+--------------------+--------| | IDE interface 1 | IDE1 | IDE interface LED | J13 | |----------------------+-------+--------------------+--------| | IDE interface 2 | IDE2 | Green PC LED | J14 | |----------------------+-------+--------------------+--------| | PS/2 mouse interface | J3 | Turbo LED | J15 | |----------------------+-------+--------------------+--------| | Serial port 1 | J4 | Reset switch | J16 | |----------------------+-------+--------------------+--------| | Serial port 2 | J6 | Speaker | J17 | |----------------------+-------+--------------------+--------| | Floppy drive | J7 | Power LED & | J18 | | interface | | keylock | | |----------------------+-------+--------------------+--------| | Parallel port | J8 | 32-bit PCI slots | PC1 - | | | | | PC4 | |----------------------+-------+--------------------+--------| | chassis fan power | J9 | Cache slot | SL1 | |----------------------+-------+--------------------+--------| | Green PC connector | J12 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |---------------------------------------+-------+------------| | | Jumper information unavailable | JP2 | N/A | |---+-----------------------------------+-------+------------| | | Keyboard clock select depends on | JP4 | Pins 1 & 2 | | | ISA clock | | closed | |---+-----------------------------------+-------+------------| | | Keyboard clock select set at | JP4 | Pins 2 & 3 | | | 12MHz | | closed | |---+-----------------------------------+-------+------------| | | Jumper information unavailable | JP6 | N/A | |---+-----------------------------------+-------+------------| |>> | Flash BIOS voltage select 5v | JP7 | Pins 1 & 2 | | | | | closed | |---+-----------------------------------+-------+------------| | | Flash BIOS voltage select 12v | JP7 | Pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 8MB | (2) 1M x 32 | None | |------------------+--------------------+--------------------| | 8MB | (2) 512K x 32 | (2) 512K x 32 | |------------------+--------------------+--------------------| | 10MB | (2) 1M x 32 | (2) 256K x 32 | |------------------+--------------------+--------------------| | 10MB | (2) 256K x 32 | (2) 1M x 32 | |------------------+--------------------+--------------------| | 12MB | (2) 1M x 32 | (2) 512K x 32 | |------------------+--------------------+--------------------| | 12MB | (2) 512K x 32 | (2) 1M x 32 | |------------------+--------------------+--------------------| | 16MB | (2) 2M x 32 | None | |------------------+--------------------+--------------------| | 16MB | (2) 1M x 32 | (2) 1M x 32 | |------------------+--------------------+--------------------| | 18MB | (2) 2M x 32 | (2) 256K x 32 | |------------------+--------------------+--------------------| | 18MB | (2) 256K x 32 | (2) 2M x 32 | |------------------+--------------------+--------------------| | 20MB | (2) 2M x 32 | (2) 512K x 32 | |------------------+--------------------+--------------------| | 20MB | (2) 512K x 32 | (2) 2M x 32 | |------------------+--------------------+--------------------| | 24MB | (2) 2M x 32 | (2) 1M x 32 | |------------------+--------------------+--------------------| | 24MB | (2) 1M x 32 | (2) 2M x 32 | |------------------+--------------------+--------------------| | 32MB | (2) 4M x 32 | None | |------------------+--------------------+--------------------| | 32MB | (2) 2M x 32 | (2) 2M x 32 | |------------------+--------------------+--------------------| | 34MB | (2) 4M x 32 | (2) 256K x 32 | |------------------+--------------------+--------------------| | 34MB | (2) 256K x 32 | (2) 4M x 32 | |------------------+--------------------+--------------------| | 36MB | (2) 4M x 32 | (2) 512K x 32 | |------------------+--------------------+--------------------| | 36MB | (2) 512K x 32 | (2) 4M x 32 | |------------------+--------------------+--------------------| | 40MB | (2) 4M x 32 | (2) 1M x 32 | |------------------+--------------------+--------------------| | 40MB | (2) 1M x 32 | (2) 4M x 32 | |------------------+--------------------+--------------------| | 48MB | (2) 4M x 32 | (2) 2M x 32 | |------------------+--------------------+--------------------| | 48MB | (2) 2M x 32 | (2) 4M x 32 | |------------------+--------------------+--------------------| | 64MB | (2) 8M x 32 | None | |------------------+--------------------+--------------------| | 64MB | (2) 4M x 32 | (2) 4M x 32 | |------------------+--------------------+--------------------| | 66MB | (2) 8M x 32 | (2) 256K x 32 | |------------------+--------------------+--------------------| | 66MB | (2) 256K x 32 | (2) 8M x 32 | |------------------+--------------------+--------------------| | 68MB | (2) 8M x 32 | (2) 512K x 32 | |------------------+--------------------+--------------------| | 68MB | (2) 512K x 32 | (2) 8M x 32 | |------------------+--------------------+--------------------| | 72MB | (2) 8M x 32 | (2) 1M x 32 | |------------------+--------------------+--------------------| | 72MB | (2) 1M x 32 | (2) 8M x 32 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |---------------+-----------------------+--------------------| | 80MB | (2) 8M x 32 | (2) 2M x 32 | |---------------+-----------------------+--------------------| | 80MB | (2) 2M x 32 | (2) 8M x 32 | |---------------+-----------------------+--------------------| | 96MB | (2) 8M x 32 | (2) 4M x 32 | |---------------+-----------------------+--------------------| | 96MB | (2) 4M x 32 | (2) 8M x 32 | |---------------+-----------------------+--------------------| | 128MB | (2) 8M x 32 | (2) 8M x 32 | |------------------------------------------------------------| | Note: Board accepts EDO memory. Board also accepts x 36 | | SIMMs. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE SIZE | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | SL1 | |-----------+--------+--------+-----------------+------------| | 256KB (A) | 256KB | None | (1) 8K/16K x 8 | Not | | | | | | installed | |-----------+--------+--------+-----------------+------------| | 256KB (B) | None | None | None | Installed | |-----------+--------+--------+-----------------+------------| | 512KB (A) | 256KB | 256KB | (1) 16K/32K x 8 | Not | | | | | | installed | |-----------+--------+--------+-----------------+------------| | 512KB (B) | None | None | None | Installed | |------------------------------------------------------------| | Note: The orientation of banks 0 & 1 is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER | |------------------------------------------------------------| | Size | JP10 | JP11 | |------------------+--------------------+--------------------| | 256KB (A/B) | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | 512KB (A/B) | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE | |------------------------------------------------------------| | Setting | JP8 | |------------------------------------+-----------------------| | CX M1 | Pins 1 & 2 closed | |------------------------------------+-----------------------| | AM K5 | Pins 1 & 2 closed | |------------------------------------+-----------------------| | P54C | Pins 1 & 2 closed | |------------------------------------+-----------------------| | P55C (reserved for future upgrade) | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED (INTEL) | |------------------------------------------------------------| | Setting | JP3 | JP12 | JP13 | JPS1 | JPS2 | |----------+---------+---------+---------+---------+---------| | 75MHz | 1 & 2 | 2 & 3 | 2 & 3 | Closed | Closed | |----------+---------+---------+---------+---------+---------| | 90MHz | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open | |----------+---------+---------+---------+---------+---------| | 100MHz | 2 & 3 | 2 & 3 | 2 & 3 | Open | Closed | |----------+---------+---------+---------+---------+---------| | 120MHz | 2 & 3 | 2 & 3 | 1 & 2 | Closed | Open | |----------+---------+---------+---------+---------+---------| | 133MHz | 2 & 3 | 2 & 3 | 1 & 2 | Open | Closed | |----------+---------+---------+---------+---------+---------| | 150MHz | 2 & 3 | 1 & 2 | 1 & 2 | Closed | Open | |----------+---------+---------+---------+---------+---------| | 166MHz | 2 & 3 | 1 & 2 | 1 & 2 | Open | Closed | |----------+---------+---------+---------+---------+---------| | 180MHz | 2 & 3 | 1 & 2 | 2 & 3 | Closed | Open | |----------+---------+---------+---------+---------+---------| | 200MHz | 2 & 3 | 1 & 2 | 2 & 3 | Open | Closed | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED(CYRIX/IBM/SGS/THOMPSON) | |------------------------------------------------------------| | Setting | JP3 | JP12 | JP13 | JPS1 | JPS2 | |----------+---------+---------+---------+---------+---------| | 100MHz | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Closed | |----------+---------+---------+---------+---------+---------| | 120MHz | 2 & 3 | 2 & 3 | 1 & 2 | Closed | Open | |----------+---------+---------+---------+---------+---------| | 133MHz | 1 & 2 | 2 & 3 | 1 & 2 | Open | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+