DIGITAL EQUIPMENT CORPORATION ============================= PRIORIS XL Device Type Mainboard Processor 80486DX/80486DX2/Pentium Processor Speed 25/33/50(internal)/66(internal)MHz Chip Set Unidentified Video Chip Set Unidentified Maximum Onboard 128MB (80486)/512MB (Pentium) Memory Maximum Video 1MB Memory Cache 128/256KB BIOS Unidentified Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (3), floppy drive interface, IDE interface, SCSI interface, Wide Ultra SCSI interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, CPU slot NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | Parallel port | CN1 | IDE interface | CN9 | |-------------------+----------+------------------+----------| | VGA port | CN2 | VGA feature | CN10 | | | | connector | | |-------------------+----------+------------------+----------| | Serial port | CN3 | 5v auxiliary | P1 | | | | power | | |-------------------+----------+------------------+----------| | Serial port | CN4 | 5v power | P2 | |-------------------+----------+------------------+----------| | PS/2 mouse port | CN5 | 3.3v power | P3 | |-------------------+----------+------------------+----------| | Ultra Wide SCSI | CN6 | 32-bit PCI slots | PC1 - | | interface | | | PC3 | |-------------------+----------+------------------+----------| | SCSI interface | CN7 | CPU slot | SL1 | |-------------------+----------+------------------+----------| | Floppy drive | CN8 | | | | interface | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |------------------------------------+-------+---------------| |>> | VGA IRQ9 disabled | J9 | Open | |---+--------------------------------+-------+---------------| | | VGA IRQ9 enabled | J9 | Closed | |---+--------------------------------+-------+---------------| |>> | On board I/O enabled | J17 | Closed | |---+--------------------------------+-------+---------------| | | On board I/O disabled | J17 | Open | |---+--------------------------------+-------+---------------| |>> | Wide SCSI disabled | J22 | Open | |---+--------------------------------+-------+---------------| | | Wide SCSI enabled | J22 | Closed | |---+--------------------------------+-------+---------------| |>> | Monitor type select color | J37 | Closed | |---+--------------------------------+-------+---------------| | | Monitor type select monochrome | J37 | Open | |---+--------------------------------+-------+---------------| |>> | Password normal operation | J38 | Open | |---+--------------------------------+-------+---------------| | | Password clear | J38 | Closed | |---+--------------------------------+-------+---------------| |>> | BIOS normal operation | J39 | Open | |---+--------------------------------+-------+---------------| | | BIOS recovery mode | J39 | Closed | |---+--------------------------------+-------+---------------| |>> | BIOS upgrade enabled | J41 | Closed | |---+--------------------------------+-------+---------------| | | BIOS upgrade disabled | J41 | Open | |---+--------------------------------+-------+---------------| |>> | Boot block enabled | J50 | Pins 1 & 2 | | | | | closed | |---+--------------------------------+-------+---------------| | | Boot block disabled | J50 | Pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |--------+-------------+-------------+-------------+---------| | 8MB | (2) 1M x 36 | None | None | None | |--------+-------------+-------------+-------------+---------| | 16MB | (2) 2M x 36 | None | None | None | |--------+-------------+-------------+-------------+---------| | 16MB | (2) 1M x 36 | (2) 1M x 36 | None | None | |--------+-------------+-------------+-------------+---------| | 24MB | (2) 2M x 36 | (2) 1M x 36 | None | None | |--------+-------------+-------------+-------------+---------| | 24MB | (2) 1M x 36 | (2) 1M x 36 | (2) 1M x 36 | None | |--------+-------------+-------------+-------------+---------| | 32MB | (2) 4M x 36 | None | None | None | |--------+-------------+-------------+-------------+---------| | 32MB | (2) 2M x 36 | (2) 2M x 36 | None | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 32MB | (2) 1M x 36 | (2) 1M x | (2) 1M x | (2) 1M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 40MB | (2) 4M x 36 | (2) 1M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 48MB | (2) 4M x 36 | (2) 2M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 48MB | (2) 2M x 36 | (2) 2M x | (2) 2M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 64MB | (2) 2M x 36 | (2) 2M x | (2) 2M x | (2) 2M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 64MB | (2) 8M x 36 | None | None | None | |-------+-------------+------------+------------+------------| | 64MB | (2) 4M x 36 | (2) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 72MB | (2) 8M x 36 | (2) 1M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 80MB | (2) 8M x 36 | (2) 2M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (2) 8M x 36 | (2) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (2) 4M x 36 | (2) 4M x | (2) 4M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 128MB | (2) 16M x | None | None | None | | | 36 | | | | |-------+-------------+------------+------------+------------| | 128MB | (2) 8M x 36 | (2) 8M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 128MB | (2) 4M x 36 | (2) 4M x | (2) 4M x | (2) 4M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 136MB | (2) 16M x | (2) 1M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 144MB | (2) 16M x | (2) 2M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 152MB | (2) 16M x | (2) 1M x | (2) 1M x | (2) 1M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 160MB | (2) 16M x | (2) 4M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 176MB | (2) 16M x | (2) 2M x | (2) 2M x | (2) 2M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 192MB | (2) 16M x | (2) 8M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 192MB | (2) 8M x 36 | (2) 8M x | (2) 8M x | None | | | | 36 | 36 | | |-------+-------------+------------+------------+------------| | 224MB | (2) 16M x | (2) 4M x | (2) 4M x | (2) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 256MB | (2) 16M x | (2) 16M x | None | None | | | 36 | 36 | | | |-------+-------------+------------+------------+------------| | 256MB | (2) 8M x 36 | (2) 8M x | (2) 8M x | (2) 8M x | | | | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 272MB | (2) 16M x | (2) 16M x | (2) 1M x | (2) 1M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 288MB | (2) 16M x | (2) 16M x | (2) 2M x | (2) 2M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 320MB | (2) 16M x | (2) 16M x | (2) 4M x | (2) 4M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 320MB | (2) 16M x | (2) 8M x | (2) 8M x | (2) 8M x | | | 36 | 36 | 36 | 36 | |-------+-------------+------------+------------+------------| | 384MB | (2) 16M x | (2) 16M x | (2) 16M x | None | | | 36 | 36 | 36 | | |-------+-------------+------------+------------+------------| | 512MB | (2) 16M x | (2) 16M x | (2) 16M x | (2) 16M x | | | 36 | 36 | 36 | 36 | |------------------------------------------------------------| | Note: If 80486 module is installed, it will accept up to | | 128MB. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VIDEO MEMORY CONFIGURATION | |------------------------------------------------------------| | Note: the size of the video memory is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | J27 | |-------------------------------+----------------------------| | Intel | Open | |-------------------------------+----------------------------| | All other types | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU CARD SELECTION | |------------------------------------------------------------| | Type | J24 | J25 | |--------------------+-------------------+-------------------| | Single CPU | Pins 1 & 2 closed | Pins 1 & 2 closed | | installed | | | |--------------------+-------------------+-------------------| | Multiple CPUs | Pins 2 & 3 closed | Pins 2 & 3 closed | | installed | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | |----------------------------+-------------------------------| | 128KB | (4) 32K x 8 | |----------------------------+-------------------------------| | 256KB | (4) 64K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | J8 | J9 | J10 | |-------+-----------------+-----------------+----------------| | 128KB | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | | | closed | closed | closed | |-------+-----------------+-----------------+----------------| | 256KB | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | Speed | J12 | |----------------------------+-------------------------------| | 25MHz | Pins 1 & 2 closed | |----------------------------+-------------------------------| | 33MHz | Pins 2 & 3 closed | |----------------------------+-------------------------------| | 50iMHz | Pins 1 & 2 closed | |----------------------------+-------------------------------| | 66iMHz | Pins 2 & 3 closed | +------------------------------------------------------------+