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DISK DRIVES
Number of Drives
Diskettes
Storage Capacity
Transfer Rate
Latency (average)
Access Time Track-to-Track
Track Density
Tracks per Side
ERROR RATES
Soft Errors
Hard Errors
Seek Errors
Di~k Speed
INPUT/OUTPUT
1/0 Bus
Serial 1/0 (SIO)
ADVANTAGE User Manual
Two floppy disk drives housed in cabinet
Standard 51/,i in diskettes
512 bytes/sector, 10 (hard) sectors/track,
35 tracks/side, 2 sides/diskette
Quad (Double-sided, double-density)
360K bytes per diskette (formatted)
250K bits/second
100 ms
5 ms
48 tpi
35
1 per 10
8
bits read
1· per 1011 bits read
1 per 106 seeks
300 rpm ±3.0%
Slots for up to six plug-in boards
Each board addressed by 16 1/0 addresses
RS232C serial port
Current loop option
Asynchronous: 45 baud to 19.2 Kilobaud
Synchronous: 2400 baud to 51 Kilobaud
A-3
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