UNIDENTIFIED SUN-5234 Data bus: 16-bit, ISA Size: Half-length, full-height card Hard drive supported: Two IDE (AT) Interface drives Up to seven SCSI devices Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives [Image] CONNECTIONS Function Location 34-pin control cable connector - floppy drive J1 40-pin IDE(AT) Interface connector J4 2-pin connector - Drive active LED (IDE) J5 50-pin SCSI connector - internal J8 50-pin SCSI connector - external J9 2-pin connector - Drive active LED (SCSI) J12 USER CONFIGURABLE SETTINGS Function Location Setting » Floppy drive enabled J3/Jumper F open Floppy drive disabled J3/Jumper F closed » Hard drive enabled J3/Jumper H open Hard drive disabled J3/Jumper H closed » Zero Wait State disabled J10 open Zero Wait State enabled J10 closed INTERRUPT REQUST - J11 IRQ Jumper Jumper Jumper Jumper Jumper Jumper Jumper 1 2 3 4 5 6 7 3 closed open open open open open open 5 open closed open open open open open 10 open open closed open open open open 11 open open open closed open open open 12 open open open open closed open open 14 open open open open open closed open 15 open open open open open open closed BIOS ADDRESS - J7 Address Jumper SW0 Jumper SW1 » CA00 open open C800 closed closed CE00 open closed DE00 closed closed MISCELLANEOUS TECHNICAL NOTES The functions of jumpers J2 and J6 are not documented.