JOY SYSTEMS, INC. JOY 286-12 Processor 80286 Processor Speed 12MHz Chip Set None Max. Onboard DRAM 1MB Cache None BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location Power LED J1 pin 1 Keylock J1 pin 7 (+5V) Slow LED (+5V) J1 pin 2 VCC J1 pin 11 Fast LED (-5V) J1 pin 3 Speaker J2 Reset switch J1 pin 6 External battery J4 GND J1 pins 5, 8, 9, 15, & 16 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » Monitor type select SW1/1 Open monochrome Monitor type select color SW1/1 Closed » Factory configured - do not W1 N/A alter » 8-bit bus slot access 6 wait W2 pins 5 & 6 states closed 8-bit bus slot access 5 wait W2 pins 3 & 4 states closed 8-bit bus slot access 4 wait W2 pins 1 & 2 states closed » 16-bit bus slot access 2 W3 pins 5 & 6 wait states closed 16-bit bus slot access 1 W3 pins 7 & 8 wait states closed 16-bit bus slot access 3 W3 pins 3 & 4 wait states closed 16-bit bus slot access 4 W3 pins 1 & 2 wait states closed » Factory configured - do not W4 N/A alter » Factory configured - do not W5 N/A alter » Factory configured - do not W6 pins 1 & 2 alter open » Factory configured - do not W6 pins 5 & 6 alter open » Factory configured - do not W6 pins 7 & 8 alter closed » Factory configured - do not W7 pins 2 & 3 alter closed » Factory configured - do not W8 pins 2 & 3 alter closed DRAM CONFIGURATION Size Bank 0 Bank 1 512KB (2) 256K x 9 NONE 1MB (2) 256K x 9 (2) 256K x 9 DRAM JUMPER CONFIGURATION Size W6 512KB pins 3 & 4 closed 1MB pins 3 & 4 open