DIAMOND FLOWER, INC. RACER-286 AIO Processor 80286 Processor Speed 6/12MHz Chip Set Suntac Max. Onboard DRAM 4MB Cache None BIOS Unidentified Dimensions 330mm x 218mm I/O Options Parallel port, serial ports (2), VGA port, floppy drive interface, IDE interface NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location VGA port CN1 Power LED & keylock J8 Parallel port CN2 External battery J17 Serial port 1 CN4 IDE interface LED J22 CPU clock display J2 IDE interface J24 connector Auxiliary keyboard J3 Floppy drive J25 connector interface Reset switch J4 Serial port 2 J26 Turbo LED J5 Riser slot SL1 Speaker J7 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » Clock speed control keyboard J6 pins 1 & 2 or hardware control closed Clock speed control DIP J6 pins 2 & 3 switch control closed » Factory configured - do not J9 N/A alter » On board VGA enabled J10 pins 2 & 3 closed On board VGA disabled J10 pins 1 & 2 closed » Factory configured - do not J12 N/A alter » Floppy drive speed select J14 Closed single speed Floppy drive speed select J14 Open dual speed » Floppy drive type select J15 Open single speed spindle motor drive Floppy drive type select J15 Closed dual speed spindle motor drive » Battery type select internal J16 pins 1 & 2 closed Battery type select external J16 pins 2 & 3 closed » Factory configured - do not J18 N/A alter » IDE interface enabled J19 Closed IDE interface disabled J19 Open » Floppy drive interface J20 Closed enabled Floppy drive interface J20 Open disabled » Factory configured - do not J21 N/A alter » Hard drive I/O channel ready J23 Closed enabled Hard drive I/O channel ready J23 Open disabled » Hard drive reset level J27 pins 1 & 2 select low reset closed Hard drive reset level J27 pins 2 & 3 select high reset closed » Parallel port enabled J28 Closed Parallel port disabled J28 Open » Factory configured - do not J29 N/A alter » 0 wait state enabled J32 Closed 0 wait state disabled J32 Open » Serial port 2 enabled J35 Closed Serial port 2 disabled J35 Open » Serial port 1 enabled J36 Closed Serial port 1 disabled J36 Open » Factory configured - do not J37 N/A alter » Monitor type select color SW1/2 On Monitor type select SW1/2 Off monochrome » Parity enabled SW1/3 On Parity disabled SW1/3 Off » EMS port address select 0E8H SW1/4 On EMS port address select 098H SW1/4 Off » BIOS type select 27128 SW1/5 On BIOS type select 27256 SW1/5 Off DRAM CONFIGURATION Size Mode Bank 0 Parity 0 Bank 1 Parity 1 512KB 0 (16) (2) 41256 NONE NONE 41256 640KB 1 (16) (2) 41256 (16) 4164 (2) 4164 41256 640KB + 2 (16) (2) 41256 (16) (2) 41256 384KB (1MB) 41256 41256 640KB + 3 (16) (2) 41256 (16) (2) 41256 384KB (EMS) 41256 41256 (1MB) 640KB + 4 (16) (2) NONE NONE 1408KB (2MB) 411000 411000 640KB + 5 (16) (2) NONE NONE 1408KB (EMS) 411000 411000 (2MB) 640KB + 6 (16) (2) (16) (2) 411000 3456KB (4MB) 411000 411000 411000 640KB + 7 (16) (2) (16) (2) 411000 3456KB (EMS) 411000 411000 411000 (4MB) DRAM SWITCH CONFIGURATION Mode SW1/6 SW1/7 SW1/8 0 On On On 1 On On Off 2 On Off On 3 On Off Off 4 Off On On 5 Off On Off 6 Off Off On 7 Off Off Off CPU SPEED CONFIGURATION Speed J1 SW1/1 6MHz Open On 12MHz Closed Off