| View Source | |
| # AMERICAN MEGATRENDS, INC. | |
| MERLIN DP | |
| Processor Pentium Pro | |
| Processor Speed 150/166/180/200MHz | |
| Chip Set Intel | |
| Video Chip Set None | |
| Maximum Onboard 512MB (EDO supported) | |
| Memory | |
| Maximum Video None | |
| Memory | |
| Cache 256/512KB (located on Pentium Pro CPU) | |
| BIOS AMI | |
| 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), VRM connectors (2), USB connectors | |
| (2) | |
| NPU Options None | |
| IMG 1 | |
| +------------------------------------------------------------+ | |
| | CONNECTIONS | | |
| |------------------------------------------------------------| | |
| | Purpose | Location | Purpose | Location | | |
| |-------------------+----------+------------------+----------| | |
| | Floppy drive | J1 | USB connector 2 | J14 | | |
| | interface | | | | | |
| |-------------------+----------+------------------+----------| | |
| | Parallel port | J2 | Green PC | J29 | | |
| | | | connector | | | |
| |-------------------+----------+------------------+----------| | |
| | Chassis fan power | J3 | Turbo LED | J30 | | |
| |-------------------+----------+------------------+----------| | |
| | Chassis fan power | J5 | Reset switch | J32 | | |
| |-------------------+----------+------------------+----------| | |
| | PS/2 mouse | J7 | IDE interface | J34 | | |
| | interface | | LED | | | |
| |-------------------+----------+------------------+----------| | |
| | Serial port 1 | J8 | Speaker | J35 | | |
| |-------------------+----------+------------------+----------| | |
| | Serial port 2 | J9 | Power LED & | J36 | | |
| | | | keylock | | | |
| |-------------------+----------+------------------+----------| | |
| | IDE interface 2 | J10 | 32-bit PCI slots | PC1 - | | |
| | | | | PC4 | | |
| |-------------------+----------+------------------+----------| | |
| | IDE interface 1 | J12 | VRM connector | VRM | | |
| |-------------------+----------+------------------+----------| | |
| | USB connector 1 | J13 | VRM connector | VRM | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | USER CONFIGURABLE SETTINGS | | |
| |------------------------------------------------------------| | |
| | Function | Label | Position | | |
| |-------------------------------------+-------+--------------| | |
| | » | Factory configured - do not | J20 | Unidentified | | |
| | | alter | | | | |
| |---+---------------------------------+-------+--------------| | |
| | | PS/2 mouse IRQ12 enabled | J23 | Pins 1 & 2 | | |
| | | | | closed | | |
| |---+---------------------------------+-------+--------------| | |
| | | PS/2 mouse IRQ12 disabled | J23 | Pins 2 & 3 | | |
| | | | | closed | | |
| |---+---------------------------------+-------+--------------| | |
| | » | Factory configured - do not | J31 | Unidentified | | |
| | | alter | | | | |
| |---+---------------------------------+-------+--------------| | |
| | » | Factory configured - do not | J33 | Unidentified | | |
| | | alter | | | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | DRAM CONFIGURATION | | |
| |------------------------------------------------------------| | |
| | Size | Bank 0 | Bank 1 | | |
| |------------------+--------------------+--------------------| | |
| | 8MB | (2) 1M x 36 | None | | |
| |------------------+--------------------+--------------------| | |
| | 16MB | (2) 2M x 36 | None | | |
| |------------------+--------------------+--------------------| | |
| | 16MB | (2) 1M x 36 | (2) 1M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 24MB | (2) 2M x 36 | (2) 1M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 32MB | (2) 4M x 36 | None | | |
| |------------------+--------------------+--------------------| | |
| | 32MB | (2) 2M x 36 | (2) 2M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 40MB | (2) 4M x 36 | (2) 1M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 48MB | (2) 2M x 36 | (2) 4M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 64MB | (2) 8M x 36 | None | | |
| |------------------+--------------------+--------------------| | |
| | 64MB | (2) 4M x 36 | (2) 4M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 72MB | (2) 8M x 36 | (2) 1M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 80MB | (2) 2M x 36 | (2) 8M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 96MB | (2) 8M x 36 | (2) 4M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 128MB | (2) 16M x 36 | None | | |
| |------------------+--------------------+--------------------| | |
| | 128MB | (2) 8M x 36 | (2) 8M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 136MB | (2) 16M x 36 | (2) 1M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 144MB | (2) 16M x 36 | (2) 2M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 160MB | (2) 16M x 36 | (2) 4M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 192MB | (2) 16M x 36 | (2) 8M x 36 | | |
| |------------------+--------------------+--------------------| | |
| | 256MB | (2) 32M x 36 | None | | |
| |------------------+--------------------+--------------------| | |
| | 256MB | (2) 16M x 36 | (2) 16M x 36 | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | DRAM CONFIGURATION (CON'T) | | |
| |------------------------------------------------------------| | |
| | Size | Bank 0 | Bank 1 | | |
| |--------------+------------------------+--------------------| | |
| | 264MB | (2) 32M x 36 | (2) 1M x 36 | | |
| |--------------+------------------------+--------------------| | |
| | 272MB | (2) 32M x 36 | (2) 2M x 36 | | |
| |--------------+------------------------+--------------------| | |
| | 288MB | (2) 32M x 36 | (2) 4M x 36 | | |
| |--------------+------------------------+--------------------| | |
| | 320MB | (2) 32M x 36 | (2) 8M x 36 | | |
| |--------------+------------------------+--------------------| | |
| | 384MB | (2) 32M x 36 | (2) 16M x 36 | | |
| |--------------+------------------------+--------------------| | |
| | 512MB | (2) 32M x 36 | (2) 32M x 36 | | |
| |------------------------------------------------------------| | |
| | Note: Board accepts EDO memory. Board also accepts x 32 | | |
| | SIMMs. Banks are interchangeable. | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | CACHE CONFIGURATION | | |
| |------------------------------------------------------------| | |
| | Note: 256KB/512KB cache is located on the Pentium Pro CPU. | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | CPU SPEED SELECTION | | |
| |------------------------------------------------------------| | |
| | CPU | Clock | Multiplier | J16 | J17 | J22 | J26 | | |
| | speed | speed | | | | | | | |
| |--------+--------+------------+--------+--------+-----+-----| | |
| | 150MHz | 60MHz | 2.5x | Open | Closed | 1 & | 3 & | | |
| | | | | | | 2 | 4, | | |
| | | | | | | | 5 & | | |
| | | | | | | | 6, | | |
| | | | | | | | 7 & | | |
| | | | | | | | 8 | | |
| |--------+--------+------------+--------+--------+-----+-----| | |
| | 166MHz | 66MHz | 2.5x | Closed | Open | 1 & | 3 & | | |
| | | | | | | 2 | 4, | | |
| | | | | | | | 5 & | | |
| | | | | | | | 6, | | |
| | | | | | | | 7 & | | |
| | | | | | | | 8 | | |
| |--------+--------+------------+--------+--------+-----+-----| | |
| | 180MHz | 60MHz | 3x | Open | Closed | 1 & | 1 & | | |
| | | | | | | 2 | 2, | | |
| | | | | | | | 5 & | | |
| | | | | | | | 6, | | |
| | | | | | | | 7 & | | |
| | | | | | | | 8 | | |
| |--------+--------+------------+--------+--------+-----+-----| | |
| | 200MHz | 66MHz | 3x | Closed | Open | 1 & | 1 & | | |
| | | | | | | 2 | 2, | | |
| | | | | | | | 5 & | | |
| | | | | | | | 6, | | |
| | | | | | | | 7 & | | |
| | | | | | | | 8 | | |
| |------------------------------------------------------------| | |
| | Note: Pins designated should be in the closed position. | | |
| +------------------------------------------------------------+ | |
| +------------------------------------------------------------+ | |
| | CPU VOLTAGE SELECTION | | |
| |------------------------------------------------------------| | |
| | Voltage | J4 | J6 | | |
| |----------+------------------------+------------------------| | |
| | | None | Open | Open | | |
| |---+------+------------------------+------------------------| | |
| | | 2.1v | Pins 7 & 8 closed | Pins 7 & 8 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.2v | Pins 5 & 6 closed | Pins 5 & 6 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.3v | Pins 5 & 6, 7 & 8 | Pins 5 & 6, 7 & 8 | | |
| | | | closed | closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.4v | Pins 3 & 4 closed | Pins 3 & 4 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.5v | Pins 3 & 4, 5 & 6 | Pins 3 & 4, 5 & 6 | | |
| | | | closed | closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.6v | Pins 3 & 4, 5 & 6 | Pins 3 & 4, 5 & 6 | | |
| | | | closed | closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.7v | Pins 3 & 4, 5 & 6, 7 & | Pins 3 & 4, 5 & 6, 7 & | | |
| | | | 8 closed | 8 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.8v | Pins 1 & 2 closed | Pins 1 & 2 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 2.9v | Pins 1 & 2, 7 & 8 | Pins 1 & 2, 7 & 8 | | |
| | | | closed | closed | | |
| |---+------+------------------------+------------------------| | |
| | | 3.0v | Pins 1 & 2, 5 & 6 | Pins 1 & 2, 5 & 6 | | |
| | | | closed | closed | | |
| |---+------+------------------------+------------------------| | |
| | | 3.1v | Pins 1 & 2, 5 & 6, 7 & | Pins 1 & 2, 5 & 6, 7 & | | |
| | | | 8 closed | 8 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 3.2v | Pins 1 & 2, 3 & 4 | Pins 1 & 2, 3 & 4 | | |
| | | | closed | closed | | |
| |---+------+------------------------+------------------------| | |
| | » | 3.3v | Pins 1 & 2, 3 & 4, 7 & | Pins 1 & 2, 3 & 4, 7 & | | |
| | | | 8 closed | 8 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 3.4v | Pins 1 & 2, 3 & 4, 5 & | Pins 1 & 2, 3 & 4, 5 & | | |
| | | | 6 closed | 6 closed | | |
| |---+------+------------------------+------------------------| | |
| | | 3.5v | Pins 1 & 2, 3 & 4, 5 & | Pins 1 & 2, 3 & 4, 5 & | | |
| | | | 6, 7 & 8 closed | 6, 7 & 8 closed | | |
| +------------------------------------------------------------+ |