ZENITH DATA SYSTEMS Z-248/12 Processor 80286 Processor Speed 12MHz Chip Set Unidentified Video Chip Set None Maximum Onboard Memory 6MB Maximum Video Memory None Cache None BIOS Unidentified Dimensions 355mm x 304mm I/O Options None NPU Options 80287 [Image] USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J101 Unidentified alter » NPU clock mode select /3 J103 Closed NPU clock mode select direct J103 Open » Factory configured - do not J106 Unidentified alter » Factory configured - do not J113 Pins 1 & 2 closed alter » Speaker enabled J114 Closed Speaker disabled J114 Open » Chip at U-169 is Poach 7 J115 Pins 1 & 2 closed Chip at U-169 is Poach 1 J115 Pins 2 & 3 closed » Factory configured - do not J116 Pins 2 & 3 closed alter DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 1MB (2) 256K x 9 (2) 256K x 9 None 3MB (2) 256K x 9 (2) 256K x 9 (2) 1M x 9 6MB (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 DRAM JUMPER CONFIGURATION Size J102 1MB Pins 2 & 3 closed 3MB Pins 2 & 3 closed 6MB Pins 1 & 2 closed NPU SPEED SELECTION Speed Type P113 6MHz 80287 Pins 13 & 14 closed 8MHz 80C87 Pins 13 & 14 closed 8MHz 80287 Pins 7 & 8 closed 12MHz 80C87 Pins 7 & 8 closed