About This Manual
1-2 Quantum Fireball Plus AS 10.2/20.5/30.0/40.0/60.0 GB AT
• ECC error correcting code
• fci flux changes per inch
•Hz hertz
•KB kilobytes
• LSB least significant bit
• mA milliamperes
• MB megabytes (1 MB = 1,000,000 bytes when referring to disk
storage and 1,048,576 bytes in all other cases)
• Mbit/s megabits per second
•MB/s megabytes per second
•MHz megahertz
•ms milliseconds
• MSB most significant bit
• mV millivolts
•ns nanoseconds
•tpi tracks per inch
•µs microseconds
•V volts
The typographical and naming conventions used in this manual are listed below.
Conventions that are unique to a specific table appear in the notes that follow that
table.
Typographical Conventions:
• Names of Bits: Bit names are presented in initial capitals. An example
is the Host Software Reset bit.
• Commands: Interface commands are listed in all capitals. An example
is WRITE LONG.
• Register Names: Registers are given in this manual with initial
capitals. An example is the Alternate Status Register.
• Parameters: Parameters are given as initial capitals when spelled out,
and are given as all capitals when abbreviated. Examples are Prefetch
Enable (PE), and Cache Enable (CE).
• Hexadecimal Notation: The hexadecimal notation is given in 9-point
subscript form. An example is 30
H
.
• Signal Negation: A signal name that is defined as active low is listed
with a minus sign following the signal. An example is RD–.
• Messages: A message that is sent from the drive to the host is listed in
all capitals. An example is ILLEGAL COMMAND.
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