PROGRESSIVE PERIPHERALS, INC. MERCURY Card Type Processor upgrade Processor Motorola 68040 Processor Speed 28/35MHz Chipset Unidentified Maximum Onboard Memory 32MB DRAM Cache Unidentified BIOS Unidentified Dimensions 336 x 109mm NPU Options None Data Bus Zorro III CPU slot M3730 USER CONFIGURABLE SETTINGS Function Label Position » 68040 processor enabled C1 Open 68040 processor disabled - fall C1 Closed back to mainboard processor » Cache enabled C2 Closed Cache disabled C2 Open » Factory configured - do not alter D1 Open » ROM shadowing enabled D2 Open ROM shadowing disabled D2 Closed » Factory configured - do not alter E Pins 1 & 2 closed PROCESSOR AND DRAM SPEED Processor Speed DRAM Speed A1 A2 28MHz 80nS Open Closed 35MHz 80nS Closed Open 35MHz 60nS Open Closed DRAM CONFIGURATION The possible amounts of DRAM on this board are 0MB, 4MB, 8MB, 16MB, 20MB, and 32MB. The configurations of these amounts is unidentified. DRAM JUMPER CONFIGURATION Setting B1 B2 B3 B4 0MB Open Closed Closed Closed 4MB Open Closed Open Closed 8MB Open Closed Open Open 16MB Open Open Closed Open 20MB Open Open Closed Closed 32MB Open Open Open Open ON-BOARD CACHE BURST MODE CONFIGURATION Setting C3 C4 Disabled Closed Open Enabled Open Closed MISCELLANEOUS TECHNICAL NOTE Diagram not available.