MICRO-STAR INTERNATIONAL CO., LTD. ================================== MS-5123 Processor CX M1/Pentium Processor 75/80/90/100/120/133MHz Speed Chip Set SIS Max. Onboard 512MB DRAM Cache 256/512/1024KB BIOS Award Dimensions 280mm x 220mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), VGA feature connector, VGA interface, VRM connector NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+----------------+------------| | Serial port 1 | CN1 | Speaker | JFP pins 6 | | | | | - 10 | |-------------------+----------+----------------+------------| | Serial port 2 | CN2 | Turbo LED | JFP pins | | | | | 12 & 13 | |-------------------+----------+----------------+------------| | Parallel port | CN3 | Turbo switch | JFP pins | | | | | 15 - 17 | |-------------------+----------+----------------+------------| | VGA interface | CN4 | Reset switch | JFP pins | | | | | 19 & 20 | |-------------------+----------+----------------+------------| | Floppy drive | CN5 | IDE interface | JFP pins | | interface | | LED | 21 & 22 | |-------------------+----------+----------------+------------| | IDE interface 2 | CN6 | Green PC | JG1 | | | | connector | | |-------------------+----------+----------------+------------| | IDE interface 1 | CN7 | Green PC LED | JG2 | |-------------------+----------+----------------+------------| | External battery | JB1 | 32-bit PCI | PC1 - PC3 | | | | slots | | |-------------------+----------+----------------+------------| | Chassis fan power | JFAN | PS/2 mouse | PSM | | | | interface | | |-------------------+----------+----------------+------------| | VGA feature | JFC | VRM connector | VRM | | connector | | | | |-------------------+----------+----------------+------------| | Power LED & | JFP pins | | | | keylock | 1 - 5 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |----------------------------------+-----------+-------------| |>> | PS/2 mouse IRQ12 enabled | JP11 | Closed | |---+------------------------------+-----------+-------------| | | PS/2 mouse IRQ12 disabled | JP11 | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 4MB | NONE | NONE | (1) 1M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 8MB | (1) 2M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 8MB | NONE | NONE | (1) 2M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 8MB | NONE | NONE | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 16MB | (1) 4M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 16MB | NONE | NONE | (1) 4M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 16MB | NONE | NONE | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 24MB | (1) 2M x 36 | (1) 2M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 32MB | (1) 8M x 36 | NONE | NONE | NONE | |------+-------------+-------------+------------+------------| | 32MB | NONE | NONE | (1) 8M x | NONE | | | | | 36 | | |------+-------------+-------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE | |------+-------------+-------------+------------+------------| | 32MB | NONE | NONE | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 32MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 40MB | (1) 4M x 36 | (1) 4M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 48MB | (1) 4M x 36 | (1) 4M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 48MB | (1) 2M x 36 | (1) 2M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 64MB | (1) 16M x | NONE | NONE | NONE | | | 36 | | | | |------+-------------+-------------+------------+------------| | 64MB | NONE | NONE | (1) 16M x | NONE | | | | | 36 | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 8M x | NONE | NONE | | | | 36 | | | |-------+-------------+------------+------------+------------| | 64MB | NONE | NONE | (1) 8M x | (1) 8M x | | | | | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 72MB | (1) 1M x 36 | (1) 1M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 72MB | (1) 8M x 36 | (1) 8M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 2M x 36 | (1) 2M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 80MB | (1) 8M x 36 | (1) 8M x | (1) 2M x | (1) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 36 | (1) 8M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 128MB | (1) 32M x | NONE | NONE | NONE | | | 36 | | | | |-------+-------------+------------+------------+------------| | 128MB | NONE | NONE | (1) 32M x | NONE | | | | | 36 | | |-------+-------------+------------+------------+------------| | 128MB | (1) 16M x | (1) 16M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 128MB | NONE | NONE | (1) 16M x | (1) 16M x | | | | | 36 | 36 | |-------+-------------+------------+------------+------------| | 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 136MB | (1) 1M x 36 | (1) 1M x | (1) 16M x | (1) 16M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 136MB | (1) 16M x | (1) 16M x | (1) 1M x | (1) 1M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 144MB | (1) 16M x | (1) 16M x | (1) 2M x | (1) 2M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 144MB | (1) 2M x 36 | (1) 2M x | (1) 16M x | (1) 16M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 160MB | (1) 4M x 36 | (1) 4M x | (1) 16M x | (1) 16M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 160MB | (1) 16M x | (1) 16M x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 192MB | (1) 16M x | (1) 16M x | (1) 8M x | (1) 8M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 192MB | (1) 8M x 36 | (1) 8M x | (1) 16M x | (1) 16M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 256MB | (1) 32M x | (1) 32M x | NONE | NONE | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 256MB | NONE | NONE | (1) 32M x | (1) 32M x | | | | | 36 | 36 | |-------+-------------+------------+------------+------------| | 256MB | (1) 16M x | (1) 16M x | (1) 16M x | (1) 16M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 264MB | (1) 1M x 36 | (1) 1M x | (1) 32M x | (1) 32M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 264MB | (1) 32M x | (1) 32M x | (1) 1M x | (1) 1M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 272MB | (1) 2M x 36 | (1) 2M x | (1) 32M x | (1) 32M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 272MB | (1) 32M x | (1) 32M x | (1) 2M x | (1) 2M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 288MB | (1) 4M x 36 | (1) 4M x | (1) 32M x | (1) 32M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 288MB | (1) 32M x | (1) 32M x | (1) 4M x | (1) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 320MB | (1) 8M x 36 | (1) 8M x | (1) 32M x | (1) 32M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 320MB | (1) 32M x | (1) 32M x | (1) 8M x | (1) 8M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 384MB | (1) 16M x | (1) 16M x | (1) 32M x | (1) 32M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 384MB | (1) 32M x | (1) 32M x | (1) 16M x | (1) 16M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 512MB | (1) 32M x | (1) 32M x | (1) 32M x | (1) 32M x | | | 36 | 36 | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | U13/U17 | TAG | |--------+-------------+------------+-----------+------------| | 256KB | (4) 32K x 8 | (4) 32K x | NONE | (1) 8K or | | | | 8 | | (1) 16K x | | | | | | 8 | |--------+-------------+------------+-----------+------------| | 256KB | NONE | NONE | (2) 32K x | (1) 8K or | | | | | 32 | (1) 16K x | | | | | | 8 | |--------+-------------+------------+-----------+------------| | 512KB | (4) 64K x 8 | (4) 64K x | NONE | (1) 16K x | | (A) | | 8 | | 8 | |--------+-------------+------------+-----------+------------| | 512KB | (4) 64K x 8 | (4) 64K x | NONE | (1) 16K x | | (B) | | 8 | | 8 | |--------+-------------+------------+-----------+------------| | 1MB | (4) 128K x | (4) 128K x | NONE | (1) 32K x | | | 8 | 8 | | 8 | |------------------------------------------------------------| | Note: U13 & U17 may not be present on all boards. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JS1 | JS2 | |-------------+-------------------------+--------------------| | 256KB | pins 1 & 2 closed | pins 2 & 3 closed | |-------------+-------------------------+--------------------| | 512KB (A) | pins 3 & 4 closed | pins 3 & 4 closed | |-------------+-------------------------+--------------------| | 512KB (B) | pins 2 & 3 closed | pins 2 & 3 closed | |-------------+-------------------------+--------------------| | 1MB | pins 2 & 3 closed | pins 1 & 2 closed | |------------------------------------------------------------| | Note: 512KB (A) uses 128AK TAG chip and 512KB (B) uses | | 129AK TAG chip. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 | |---------+--------+--------+--------+-------+-------+-------| | 75MHz | Off | Off | Off | Off | On | On | |---------+--------+--------+--------+-------+-------+-------| | 80MHz* | Off | Off | Off | On | On | On | |---------+--------+--------+--------+-------+-------+-------| | 90MHz | Off | Off | Off | Off | Off | On | |---------+--------+--------+--------+-------+-------+-------| | 100MHz | Off | Off | Off | Off | Off | Off | |---------+--------+--------+--------+-------+-------+-------| | 120MHz | Off | On | Off | Off | Off | On | |---------+--------+--------+--------+-------+-------+-------| | 120MHz* | On | Off | Off | On | On | On | |---------+--------+--------+--------+-------+-------+-------| | 133MHz | Off | On | Off | Off | Off | Off | |------------------------------------------------------------| | Note: Speeds marked with an * are reserved for future CX | | M1 CPUs. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE CONFIGURATION | |------------------------------------------------------------| | Voltage | JV1 | |-------------------------------+----------------------------| | 3.38v | Closed | |-------------------------------+----------------------------| | 3.52v | Open | +------------------------------------------------------------+