MEMOREX TELEX CORPORATION 7045 Processor 80286 Processor Speed 8/12MHz Chip Set Unidentified Video Chip Set Unidentified Maximum Onboard Memory 8MB Maximum Video Memory Unidentified Cache None BIOS Unidentified Dimensions 330mm x 218mm I/O Options Floppy drive interface, parallel port, serial ports (2), VGA feature connector, VGA port NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location VGA port J14 Power LED & keylock J20 Serial port 1 J15 External battery J21 Serial port 2 J16 Keyboard connector J22 Parallel port J17 Turbo switch J23 Reset switch J18 Floppy drive interface J24 Speaker J19 VGA feature connector J25 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J13 Unidentified alter » Serial port 1 IRQ select IRQ4 JP1 Pins 1 & 2 closed Serial port 1 IRQ select IRQ3 JP1 Pins 2 & 3 closed Serial port 2 IRQ select IRQ4 JP2 Pins 1 & 2 closed Serial port 2 IRQ select IRQ3 JP2 Pins 2 & 3 closed » Factory configured - do not JP3 Open alter » BIOS type select 27256 JP4 Pins 2 & 3 closed BIOS type select 27128 JP4 Pins 1 & 2 closed » CMOS memory normal operation JP6 Pins 2 & 3 closed CMOS memory clear JP6 Pins 1 & 2 closed IDE controller card not JP7 Pins 1 & 2 closed installed IDE controller card installed JP7 Pins 2 & 3 closed » Factory configured - do not JP8 Open alter » Floppy drive interface enabled JP9 Pins 1 & 2 closed Floppy drive interface JP9 Pins 2 & 3 closed disabled » Factory configured - do not JP10 Open alter » Floppy drive address select JP11 Pins 2 & 3 closed 3FXh Floppy drive address select JP11 Pins 1 & 2 closed 37Xh » VGA ROM select 8-bit JP12 Pins 2 & 3 closed VGA ROM select 16-bit JP12 Pins 1 & 2 closed » Factory configured - do not JP13 Open alter » Serial port 2 address select JP14 Pins 1 & 2 closed 2F8h Serial port 2 address select JP14 Pins 2 & 3 closed 3F8h » Serial port 1 address select JP15 Pins 2 & 3 closed 3F8h Serial port 1 address select JP15 Pins 1 & 2 closed 2F8h » Parallel port address select JP16 Pins 2 & 3 closed 378h Parallel port address select JP16 Pins 1 & 2 closed 278h » Feature clock enabled JP17 Pins 1 & 2 closed 36MHz clock enabled JP17 Pins 2 & 3 closed » On board video enabled JP18 Pins 2 & 3 closed On board video disabled JP18 Pins 1 & 2 closed USER CONFIGURABLE SETTINGS (CON’T) Function Label Position » Parallel port IRQ select IRQ7 JP19 Pins 1 & 2 closed Parallel port IRQ select IRQ5 JP19 Pins 2 & 3 closed » Monitor type select EGA JP20 Pins 1 & 2 closed Monitor type select JP20 Pins 2 & 3 closed color/monochrome » Factory configured - do not alter JP21 Unidentified DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256K x 9 None 2MB (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 None 8MB (4) 1M x 9 (4) 1M x 9 Note: The location of banks 0 & 1 are unidentified. CPU SPEED SELECTION Speed JP5 8MHz Pins 2 & 3 closed 12MHz Pins 1 & 2 closed