VIVA COMPUTER COMPANY H757BF Data bus: 16-bit, ISA Size: Half-length, half-height card Hard drive supported: Two IDE (AT) Interface drives Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives [Image] CONNECTIONS Function Location 40-pin IDE(AT) Interface connector JP1 2-pin connector - Drive active LED JP2 34-pin control cable connector - floppy drive JP9 15-pin game port - internal JP10 10-pin serial port (COM2/4) - internal JP11 10-pin serial port (COM1/3) - external JP12 25-pin parallel port (LPT1/2) - external JP13 USER CONFIGURABLE SETTINGS Function Location Setting » Parallel port is JP4 closed uni-directional Parallel port is bi-directional JP4 open » Hard drive port address is 3F6, JP7/Jumper 1 pins 1 & 2 3F7, 1F0-1F7h closed Hard drive port address is 376, JP7/Jumper 1 pins 2 & 3 377, 170-177h closed » Floppy drive booting sequence JP7/Jumper 2 pins 2 & 3 is A:/ B: closed Floppy drive booting sequence JP7/Jumper 2 pins 1 & 2 is B:/A: closed » Floppy drive port address is JP7/Jumper 3 pins 1 & 2 3F0-3F7h closed Floppy drive port address is JP7/Jumper 3 pins 2 & 3 370-377h closed » Hard drive enabled JP7/Jumper 4 pins 2 & 3 closed Hard drive disabled JP7/Jumper 4 pins 1 & 2 closed USER CONFIGURABLE SETTINGS Function Location Setting » Floppy drive enabled JP7/Jumper 5 pins 2 & 3 closed Floppy drive disabled JP7/Jumper 5 pins 1 & 2 closed » AT mode enabled JP7/Jumper 6 pins 2 & 3 closed XT mode enabled JP7/Jumper 6 pins 1 & 2 closed SERIAL PORT 1 (JP12) CONFIGURATION COM JP6/Jumper 1 JP6/Jumper 2 » COM1 pins 2 & 3 closed pins 1 & 2 closed COM3 pins 1 & 2 closed pins 2 & 3 closed COM4 pins 2 & 3 closed pins 2 & 3 closed Disabled pins 1 & 2 closed pins 1 & 2 closed SERIAL PORT 2 (JP11) CONFIGURATION COM JP6/Jumper 3 JP6/Jumper 4 COM2 pins 2 & 3 closed pins 1 & 2 closed COM3 pins 2 & 3 closed pins 2 & 3 closed COM4 pins 1 & 2 closed pins 2 & 3 closed Disabled pins 1 & 2 closed pins 1 & 2 closed PARALLEL PORT (JP13) CONFIGURATION LPT JP6/Jumper 5 JP6/Jumper 6 LPT1 pins 2 & 3 closed pins 2 & 3 closed » LPT2 pins 1 & 2 closed pins 2 & 3 closed LPT3 pins 2 & 3 closed pins 1 & 2 closed Disabled pins 1 & 2 closed pins 1 & 2 closed SERIAL PORT 1 (JP12) INTERRUPT REQUEST IRQ JP8/Jumper 1 JP8/Jumper 2 JP8/Jumper 3 » IRQ4 closed open open IRQ3 open closed open IRQ5 open open closed SERIAL PORT 2 (JP11) INTERRUPT REQUEST IRQ JP8/Jumper 4 JP8/Jumper 5 JP8/Jumper 6 » IRQ3 closed open open IRQ4 open closed open IRQ5 open open closed PARALLEL PORT (JP13) INTERRUPT REQUEST IRQ JP8/Jumper 7 JP8/Jumper 8 » IRQ7 closed open IRQ5 open closed