MECER CORPORATION ================= B910 Processor Pentium Processor 50/60/66MHz Speed Chip Set FOREX Max. Onboard 128MB DRAM Cache 64/128/256/512/1024/2048KB BIOS AMI Dimensions 330mm x 218mm I/O Options 32-bit VESA local bus slots (3), green PC connector NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | External battery | J2 | Turbo switch | J5 pins | | | | | 16 - 17 | |-------------------+----------+------------------+----------| | Green PC | J3 | Reset switch | J5 pins | | connector | | | 19 - 20 | | (monitor) | | | | |-------------------+----------+------------------+----------| | Power LED & | J5 pins | Green PC | JP2 | | keylock | 1 - 5 | connector | | |-------------------+----------+------------------+----------| | Speaker | J5 pins | Green PC | JP4 | | | 7 - 10 | connector | | |-------------------+----------+------------------+----------| | Turbo LED | J5 pins | 32-bit VESA | SL1 - | | | 11 - 12 | local bus slots | SL3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |---------------------------------------+---------+----------| |>> | CMOS memory normal operation | JP1 | Open | |---+-----------------------------------+---------+----------| | | CMOS memory clear | JP1 | Closed | |---+-----------------------------------+---------+----------| |>> | Factory configured - do not alter | JP3 | N/A | |------------------------------------------------------------| | Note: The location of JP3 is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 2MB | (1) 256K x | (1) 256K x | NONE | NONE | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 4MB | (1) 512K x | (1) 512K x | NONE | NONE | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 6MB | (1) 256K x | (1) 256K x | (1) 512K x | (1) 512K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 8MB | (1) 512K x | (1) 512K x | (1) 512K x | (1) 512K x | | | 36 | 36 | 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 | (1) 256K x | (1) 1M x | (1) 1M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 12MB | (1) 512K x | (1) 512K x | (1) 1M x | (1) 1M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 12MB | (1) 1M x 36 | (1) 2M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 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 | |------+-------------+-------------+------------+------------| | 18MB | (1) 256K x | (1) 256K x | (1) 2M x | (1) 2M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 20MB | (1) 512K x | (1) 512K x | (1) 2M x | (1) 2M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 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 | |------+-------------+-------------+------------+------------| | 34MB | (1) 256K x | (1) 256K x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 36MB | (1) 512K x | (1) 512K x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 36MB | (1) 1M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 40MB | (1) 2M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 48MB | (1) 2M x 36 | (1) 2M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 8M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 64MB | (1) 16M x | NONE | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 66MB | (1) 256K x | (1) 256K x | (1) 8M x | (1) 8M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 68MB | (1) 512K x | (1) 512K x | (1) 8M x | (1) 8M x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 68MB | (1) 1M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | |------+-------------+-------------+------------+------------| | 72MB | (1) 1M x 36 | (1) 1M x 36 | (1) 8M x | (1) 8M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 72MB | (1) 2M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 80MB | (1) 2M x 36 | (1) 2M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 4M x 36 | (1) 16M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 16M x | NONE | NONE | | | | 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 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |------------+---------------+---------------+---------------| | 64KB | (8) 8K x 8 | NONE | (1) 8K x 8 | |------------+---------------+---------------+---------------| | 128KB | (8) 8K x 8 | (8) 8K x 8 | (1) 8K x 8 | |------------+---------------+---------------+---------------| | 256KB | (8) 32K x 8 | NONE | (1) 8K x 8 | |------------+---------------+---------------+---------------| | 512KB | (8) 32K x 8 | (8) 32K x 8 | (1) 32K x 8 | |------------+---------------+---------------+---------------| | 512KB | (8) 64K x 8 | NONE | (1) 32K x 8 | |------------+---------------+---------------+---------------| | 1MB | (8) 64K x 8 | (8) 64K x 8 | (1) 32K x 8 | |------------+---------------+---------------+---------------| | 1MB | (8) 128K x 8 | NONE | (1) 32K x 8 | |------------+---------------+---------------+---------------| | 2MB | (8) 128K x 8 | (8) 128K x 8 | (1) 128K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP10 | JP11 | JP12 | JP13 | JP14 | |----------+----------+----------+---------+--------+--------| | 64KB | Open | Open | 1 & 2 | Open | Open | |----------+----------+----------+---------+--------+--------| | 128KB | Open | Open | 2 & 3 | 1 & 2 | Open | |----------+----------+----------+---------+--------+--------| | 256KB | Open | Open | 1 & 2 | 1 & 2 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 512KB | Open | Open | 2 & 3 | 2 & 3 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 512KB | Open | 1 & 2 | 1 & 2 | Open | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 1MB | Open | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 1MB | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 2MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | JP5 | JP6 | JP7 | |-------+-----------------+-----------------+----------------| | 50MHz | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 | | | closed | closed | closed | |-------+-----------------+-----------------+----------------| | 60MHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 | | | closed | closed | closed | |-------+-----------------+-----------------+----------------| | 66MHz | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA WAIT STATE CONFIGURATION | |------------------------------------------------------------| | Wait states | JP15 | |----------------------------+-------------------------------| | 0 wait states | pins 1 & 2 closed | |----------------------------+-------------------------------| | 1 wait state | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUS SPEED CONFIGURATION | |------------------------------------------------------------| | CPU speed | JP16 | |----------------------------+-------------------------------| | <= 33MHz | pins 1 & 2 closed | |----------------------------+-------------------------------| | > 33MHz | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA SYNC/ASNYC CONFIGURATION | |------------------------------------------------------------| | Type | JP8 | JP9 | |----------------------------+----------+--------------------| | Synchronous (from chipset) | Closed | pins 1 & 2 closed | |----------------------------+----------+--------------------| | Asynchronous( from OSC) | Open | pins 2 & 3 closed | +------------------------------------------------------------+