Acronyms and Abbreviations
| N |
| T |
N.C. | No connection | TTL | |
| O | Typ | Typical |
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| |
ODD | Optical disk drive |
| U |
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| ||
ODF | Offset detection flag | UB | User band |
OEM | Original equipment manufacturer | UL | Underwriters Laboratories |
| P |
| Incorporated |
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| |
PA | Postamble |
| V |
|
| ||
P/N | Part number | VCM | Voice coil motor |
PC | Page control | VDE | Verband Deutscher |
PCA | Printed circuit assembly |
| Elektrotechniker |
PCF | Page control field | VFO | Variable frequency oscillator |
PCR | Parameter code reset | VLD | Valid |
PDL | Primary defect list | VPD | Vital product data |
PEP | Phase encoded part | VU | Vendor unique |
PF | Page format |
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PLL |
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| |
PMI | Partial medium indicator |
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PPC | Parameter pointer control |
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PWM | Pulse width modulation |
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| R |
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RAM |
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RelAdr | Relative addressing |
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REQ | Request |
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RH | Relative humidity |
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ROM | Read only memory |
|
|
rpm | revolutions per minute |
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RST | Reset |
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RSV | Reserved |
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| S |
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S/N | Serial number |
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SB | Spare band |
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SCT | Sector |
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SDL | Secondary defect list |
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SDTR | Synchronous data transfer request |
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SEL | Select |
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SFP | Standard formatted part |
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SG | Signal groun |
|
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SKSV | Sense key specific valid |
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SM | Sector mark |
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SNSKEY Sense key |
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| |
SP | Save page |
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SP | Save parameter |
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STPF | Stop format |
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SYNC | Synchronization mark |
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