NCR CORPORATION =============== MODEL 3279-0XXX PC8 (REV. 03-92) Processor 80286 Processor Speed 6/8MHz Chip Set Unidentified Video Chip Set None Maximum Onboard Memory 14MB (on external memory card) Maximum Video Memory None Cache None BIOS Unidentified Dimensions 355mm x 304mm I/O Options External memory card NPU Options 80287 +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------------+-------+--------------| |>> | Monitor type select color | SW1 | On | |---+---------------------------------+-------+--------------| | | Monitor type select monochrome | SW1 | Off | |---+---------------------------------+-------+--------------| |>> | Power on frequency speed select | SW2 | On | | | 8MHz | | | |---+---------------------------------+-------+--------------| | | Power on frequency speed select | SW2 | Off | | | 6MHz | | | |---+---------------------------------+-------+--------------| |>> | Number of BIOS installed 2 | U101 | Pins 1 & 8, | | | installed | | 2 & 7 closed | |---+---------------------------------+-------+--------------| | | Number of BIOS installed 4 | U101 | Pins 3 & 6, | | | installed | | 4 & 5 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |--------------+---------------+--------------+--------------| | 256KB | 256KB | None | None | |--------------+---------------+--------------+--------------| | 512KB | 256KB | 256KB | None | |--------------+---------------+--------------+--------------| | 640KB | 256KB | 256KB | 128KB | |------------------------------------------------------------| | Note: The size of the DRAM chips are unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | P17 | P18 | |------------------+--------------------+--------------------| | 256KB | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | 512KB | Pins 1 & 2 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | 640KB | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------------+-------+--------------| | | Jumper information unavailable | P1 | Unidentified | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Note: The size of the DRAM chips are unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM SWITCH CONFIGURATION | |------------------------------------------------------------| | Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | |----------+---------+---------+---------+---------+---------| | None | On | On | On | Off | On | |----------+---------+---------+---------+---------+---------| | 0.5MB | On | On | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 1.0MB | On | On | Off | On | On | |----------+---------+---------+---------+---------+---------| | 1.5MB | On | On | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 2.0MB | On | On | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 2.5MB | On | On | Off | Off | Off | |----------+---------+---------+---------+---------+---------| | 3.0MB | On | Off | On | On | On | |----------+---------+---------+---------+---------+---------| | 3.5MB | On | Off | On | On | Off | |----------+---------+---------+---------+---------+---------| | 4.0MB | On | Off | On | Off | On | |----------+---------+---------+---------+---------+---------| | 4.5MB | On | Off | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 5.0MB | On | Off | Off | On | On | |----------+---------+---------+---------+---------+---------| | 5.5MB | On | Off | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 6.0MB | On | Off | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 6.5MB | On | Off | Off | Off | Off | |----------+---------+---------+---------+---------+---------| | 7.0MB | Off | On | On | On | On | |----------+---------+---------+---------+---------+---------| | 7.5MB | Off | On | On | On | Off | |----------+---------+---------+---------+---------+---------| | 8.0MB | Off | On | On | Off | On | |----------+---------+---------+---------+---------+---------| | 8.5MB | Off | On | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 9.0MB | Off | On | Off | On | On | |----------+---------+---------+---------+---------+---------| | 9.5MB | Off | On | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 10.0MB | Off | On | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 10.5MB | Off | On | Off | Off | Off | |----------+---------+---------+---------+---------+---------| | 11.0MB | Off | Off | On | On | On | |----------+---------+---------+---------+---------+---------| | 11.5MB | Off | Off | On | On | Off | |----------+---------+---------+---------+---------+---------| | 12.0MB | Off | Off | On | Off | On | |----------+---------+---------+---------+---------+---------| | 12.5MB | Off | Off | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 13.0MB | Off | Off | Off | On | On | |----------+---------+---------+---------+---------+---------| | 13.5MB | Off | Off | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 14.0MB | Off | Off | Off | Off | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM SWITCH CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | |----------+---------+---------+---------+---------+---------| | None | On | On | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 0.5MB | On | On | Off | On | On | |----------+---------+---------+---------+---------+---------| | 1.0MB | On | On | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 1.5MB | On | On | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 2.0MB | On | On | Off | Off | Off | |----------+---------+---------+---------+---------+---------| | 2.5MB | On | Off | On | On | On | |----------+---------+---------+---------+---------+---------| | 3.0MB | On | Off | On | On | Off | |----------+---------+---------+---------+---------+---------| | 3.5MB | On | Off | On | Off | On | |----------+---------+---------+---------+---------+---------| | 4.0MB | On | Off | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 4.5MB | On | Off | Off | On | On | |----------+---------+---------+---------+---------+---------| | 5.0MB | On | Off | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 5.5MB | On | Off | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 6.0MB | On | Off | Off | Off | Off | |----------+---------+---------+---------+---------+---------| | 6.5MB | Off | On | On | On | On | |----------+---------+---------+---------+---------+---------| | 7.0MB | Off | On | On | On | Off | |----------+---------+---------+---------+---------+---------| | 7.5MB | Off | On | On | Off | On | |----------+---------+---------+---------+---------+---------| | 8.0MB | Off | On | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 8.5MB | Off | On | Off | On | On | |----------+---------+---------+---------+---------+---------| | 9.0MB | Off | On | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 9.5MB | Off | On | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 10.0MB | Off | On | Off | Off | Off | |----------+---------+---------+---------+---------+---------| | 10.5MB | Off | Off | On | On | On | |----------+---------+---------+---------+---------+---------| | 11.0MB | Off | Off | On | On | Off | |----------+---------+---------+---------+---------+---------| | 11.5MB | Off | Off | On | Off | On | |----------+---------+---------+---------+---------+---------| | 12.0MB | Off | Off | On | Off | Off | |----------+---------+---------+---------+---------+---------| | 12.5MB | Off | Off | Off | On | On | |----------+---------+---------+---------+---------+---------| | 13.0MB | Off | Off | Off | On | Off | |----------+---------+---------+---------+---------+---------| | 13.5MB | Off | Off | Off | Off | On | |----------+---------+---------+---------+---------+---------| | 14.0MB | N/A | N/A | N/A | N/A | N/A | +------------------------------------------------------------+