
Acronyms and Abbreviations
| A |
AC | Alternating current |
ACK | Acknowledge |
ALPC | Automatic laser power control |
AM | Address mark |
ANSI | American National Standards |
| Institute |
ARRE | Automatic read reallocation |
| enabled |
ASC | Additional sense code |
ASCII | American Standard Code |
| forInformation Interchange |
ASCQ | Additional sense code qualifier |
ATN | Attention |
AWG | American Wire Gauge |
AWRE | Automatic write |
| reallocationenabled |
| B |
BCV | Buffer control valid |
BPV | Bit pointer valid |
BSY | Busy |
BytChk | Byte check |
| C |
C/D | Control/data |
CDB | Command descriptor block |
CDRH | Center for Devices and |
| Radiological Health |
CRC | Cyclic redundancy code |
CSA | Canadian Standards Association |
| D |
DB | Data bus |
DBD | Disable block descriptor |
DBP | Data bus parity |
DC | Direct current |
DCRT | Disable certification |
DDS | Disk definition sector |
DMA | Defect management area |
DPO | Disable page out |
DPRY | Disable primary |
DSP | Digital signal prosessor |
| E |
EBC | Enable blank check |
EBP | Erase |
ECC | Error correcting code |
EN | European Norm |
EVPD | Enable vital product data |
| F |
FG | Frame ground |
FIFO | First in first out |
FmtData | Format data |
FOV | Format options valid |
FRU | Field replaceable unit |
| G |
GND | Ground |
| I |
I/O | Input/output |
IC | Integrated circuit |
ID | Identifier |
IDD | Intelligent disk drive |
IEC | International Electrotechnical |
| Commission |
Immed | Immediate |
IP | Initialize pattern |
ISO | International Standardization |
| Organization |
| L |
LD | Laser diode |
LED | Light emitting diode |
LoEj | Load eject |
LSB | Least significant byte |
LUN | Logical unit number |
| M |
MPU | Microprocessor unit |
MSB | Most significant byte |
MSG | Message |
MTBF | Mean time between failures |
MTTR | Mean time to repair |