UNIDENTIFIED 386/25 CACHE Processor 80386SX Processor Speed 25MHz Chip Set OPTI Max. Onboard DRAM 16MB Cache 32/64KB (location unidentified) BIOS AMI Dimensions 330mm x 220mm I/O Options Memory card NPU Options 80387SX/3167 [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Turbo switch J14 (pins 7 & 8) Speaker J14 (pins 1 - Power LED & J15 4) keylock Reset switch J14 (pins 5 & External memory S1 6) card USER CONFIGURABLE SETTINGS Function Jumper Position » Battery type select external J1 Closed Battery type select internal J1 pins 2 & 3 closed Monitor type select color J2 Closed Monitor type select monochrome J2 Open » Factory configured - do not J4 pins 2 & 3 alter closed » Factory configured - do not J10 pins 1 & 2 alter closed » Factory configured - do not J11 pins 1 & 2 alter closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 512KB (2) 256K x 9 NONE NONE NONE 1MB (2) 256K x 9 (2) 256K x 9 NONE NONE 1.5MB (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 NONE 2MB (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 2MB (2) 1M x 9 NONE NONE NONE 2.5MB (2) 256K x 9 (2) 1M x 9 NONE NONE 2.5MB (2) 1M x 9 (2) 256K x 9 NONE NONE 3MB (2) 256K x 9 (2) 256K x 9 (2) 1M x 9 NONE 3MB (2) 256K x 9 (2) 1M x 9 (2) 256K x 9 NONE 3MB (2) 1M x 9 (2) 256K x 9 (2) 256K x 9 NONE 3.5MB (2) 256K x 9 (2) 256K x 9 (2) 1M x 9 (2) 256K x 9 3.5MB (2) 256K x 9 (2) 1M x 9 (2) 256K x 9 (2) 256K x 9 3.5MB (2) 1M x 9 (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 4MB (2) 1M x 9 (2) 1M x 9 NONE NONE 4.5MB (2) 256K x 9 (2) 1M x 9 (2) 1M x 9 NONE 4.5MB (2) 1M x 9 (2) 1M x 9 (2) 256K x 9 NONE 4.5MB (2) 1M x 9 (2) 256K x 9 (2) 1M x 9 NONE 5MB (2) 256K x 9 (2) 256K x 9 (2) 1M x 9 (2) 1M x 9 5MB (2) 256K x 9 (2) 1M x 9 (2) 1M x 9 (2) 256K x 9 5MB (2) 1M x 9 (2) 1M x 9 (2) 256K x 9 (2) 256K x 9 10MB (2) 1M x 9 (2) 256K x 9 (2) 1M x 9 (2) 256K x 9 6.5MB (2) 256K x 9 (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 6.5MB (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 (2) 256K x 9 6.5MB (2) 1M x 9 (2) 256K x 9 (2) 1M x 9 (2) 1M x 9 8MB (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 32KB (4) 8K x 8 NONE (1) 8K x 8 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 Note: The location of CACHE is unidentified. CACHE JUMPER CONFIGURATION Size J5 J8 J9 32KB pins 1 & 2 Open pins 1 & 2 closed closed 64KB pins 2 & 3 Closed pins 2 & 3 closed closed CACHE MEMORY LINE CONFIGURATION Size J6 J7 4 Bytes Closed pins 1 & 2 closed 8 Bytes Closed pins 2 & 3 closed 16 Bytes Open pins 2 & 3 closed BIOS ROM TYPE CONFIGURATION TYPE J3 32Kb x 8 pins 2 & 3 closed 64KB x 8 pins 1 & 2 closed